aboutsummaryrefslogtreecommitdiffstats
path: root/railties/test/application/configuration_test.rb
blob: a2e3e781c002968f06ae1048ed211a71480ca772 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
# frozen_string_literal: true

require "isolation/abstract_unit"
require "rack/test"
require "env_helpers"
require "set"

class ::MyMailInterceptor
  def self.delivering_email(email); email; end
end

class ::MyOtherMailInterceptor < ::MyMailInterceptor; end

class ::MyPreviewMailInterceptor
  def self.previewing_email(email); email; end
end

class ::MyOtherPreviewMailInterceptor < ::MyPreviewMailInterceptor; end

class ::MyMailObserver
  def self.delivered_email(email); email; end
end

class ::MyOtherMailObserver < ::MyMailObserver; end

module ApplicationTests
  class ConfigurationTest < ActiveSupport::TestCase
    include ActiveSupport::Testing::Isolation
    include Rack::Test::Methods
    include EnvHelpers

    def new_app
      File.expand_path("#{app_path}/../new_app")
    end

    def copy_app
      FileUtils.cp_r(app_path, new_app)
    end

    def app(env = "development")
      @app ||= begin
        ENV["RAILS_ENV"] = env

        require "#{app_path}/config/environment"

        Rails.application
      ensure
        ENV.delete "RAILS_ENV"
      end
    end

    def setup
      build_app
      suppress_default_config
    end

    def teardown
      teardown_app
      FileUtils.rm_rf(new_app) if File.directory?(new_app)
    end

    def suppress_default_config
      FileUtils.mv("#{app_path}/config/environments", "#{app_path}/config/__environments__")
    end

    def restore_default_config
      FileUtils.rm_rf("#{app_path}/config/environments")
      FileUtils.mv("#{app_path}/config/__environments__", "#{app_path}/config/environments")
    end

    test "Rails.env does not set the RAILS_ENV environment variable which would leak out into rake tasks" do
      require "rails"

      switch_env "RAILS_ENV", nil do
        Rails.env = "development"
        assert_equal "development", Rails.env
        assert_nil ENV["RAILS_ENV"]
      end
    end

    test "Rails.env falls back to development if RAILS_ENV is blank and RACK_ENV is nil" do
      with_rails_env("") do
        assert_equal "development", Rails.env
      end
    end

    test "Rails.env falls back to development if RACK_ENV is blank and RAILS_ENV is nil" do
      with_rack_env("") do
        assert_equal "development", Rails.env
      end
    end

    test "By default logs tags are not set in development" do
      restore_default_config

      with_rails_env "development" do
        app "development"
        assert_predicate Rails.application.config.log_tags, :blank?
      end
    end

    test "By default logs are tagged with :request_id in production" do
      restore_default_config

      with_rails_env "production" do
        app "production"
        assert_equal [:request_id], Rails.application.config.log_tags
      end
    end

    test "lib dir is on LOAD_PATH during config" do
      app_file "lib/my_logger.rb", <<-RUBY
        require "logger"
        class MyLogger < ::Logger
        end
      RUBY
      add_to_top_of_config <<-RUBY
        require 'my_logger'
        config.logger = MyLogger.new STDOUT
      RUBY

      app "development"

      assert_equal "MyLogger", Rails.application.config.logger.class.name
    end

    test "raises an error if cache does not support recyclable cache keys" do
      build_app(initializers: true)
      add_to_env_config "production", "config.cache_store = Class.new {}.new"
      add_to_env_config "production", "config.active_record.cache_versioning = true"

      error = assert_raise(RuntimeError) do
        app "production"
      end

      assert_match(/You're using a cache/, error.message)
    end

    test "a renders exception on pending migration" do
      add_to_config <<-RUBY
        config.active_record.migration_error    = :page_load
        config.consider_all_requests_local      = true
        config.action_dispatch.show_exceptions  = true
      RUBY

      app_file "db/migrate/20140708012246_create_user.rb", <<-RUBY
        class CreateUser < ActiveRecord::Migration::Current
          def change
            create_table :users
          end
        end
      RUBY

      app "development"

      ActiveRecord::Migrator.migrations_paths = ["#{app_path}/db/migrate"]

      begin
        get "/foo"
        assert_equal 500, last_response.status
        assert_match "ActiveRecord::PendingMigrationError", last_response.body
      ensure
        ActiveRecord::Migrator.migrations_paths = nil
      end
    end

    test "Rails.groups returns available groups" do
      require "rails"

      Rails.env = "development"
      assert_equal [:default, "development"], Rails.groups
      assert_equal [:default, "development", :assets], Rails.groups(assets: [:development])
      assert_equal [:default, "development", :another, :assets], Rails.groups(:another, assets: %w(development))

      Rails.env = "test"
      assert_equal [:default, "test"], Rails.groups(assets: [:development])

      ENV["RAILS_GROUPS"] = "javascripts,stylesheets"
      assert_equal [:default, "test", "javascripts", "stylesheets"], Rails.groups
    end

    test "Rails.application is nil until app is initialized" do
      require "rails"
      assert_nil Rails.application
      app "development"
      assert_equal AppTemplate::Application.instance, Rails.application
    end

    test "Rails.application responds to all instance methods" do
      app "development"
      assert_equal Rails.application.routes_reloader, AppTemplate::Application.routes_reloader
    end

    test "Rails::Application responds to paths" do
      app "development"
      assert_equal ["#{app_path}/app/views"], AppTemplate::Application.paths["app/views"].expanded
    end

    test "the application root is set correctly" do
      app "development"
      assert_equal Pathname.new(app_path), Rails.application.root
    end

    test "the application root can be seen from the application singleton" do
      app "development"
      assert_equal Pathname.new(app_path), AppTemplate::Application.root
    end

    test "the application root can be set" do
      copy_app
      add_to_config <<-RUBY
        config.root = '#{new_app}'
      RUBY

      use_frameworks []

      app "development"

      assert_equal Pathname.new(new_app), Rails.application.root
    end

    test "the application root is Dir.pwd if there is no config.ru" do
      File.delete("#{app_path}/config.ru")

      use_frameworks []

      Dir.chdir("#{app_path}") do
        app "development"
        assert_equal Pathname.new("#{app_path}"), Rails.application.root
      end
    end

    test "Rails.root should be a Pathname" do
      add_to_config <<-RUBY
        config.root = "#{app_path}"
      RUBY

      app "development"

      assert_instance_of Pathname, Rails.root
    end

    test "Rails.public_path should be a Pathname" do
      add_to_config <<-RUBY
        config.paths["public"] = "somewhere"
      RUBY

      app "development"

      assert_instance_of Pathname, Rails.public_path
    end

    test "does not eager load controller actions in development" do
      app_file "app/controllers/posts_controller.rb", <<-RUBY
        class PostsController < ActionController::Base
          def index;end
          def show;end
        end
      RUBY

      app "development"

      assert_nil PostsController.instance_variable_get(:@action_methods)
    end

    test "eager loads controller actions in production" do
      app_file "app/controllers/posts_controller.rb", <<-RUBY
        class PostsController < ActionController::Base
          def index;end
          def show;end
        end
      RUBY

      add_to_config <<-RUBY
        config.eager_load = true
        config.cache_classes = true
      RUBY

      app "production"

      assert_equal %w(index show).to_set, PostsController.instance_variable_get(:@action_methods)
    end

    test "does not eager load mailer actions in development" do
      app_file "app/mailers/posts_mailer.rb", <<-RUBY
        class PostsMailer < ActionMailer::Base
          def noop_email;end
        end
      RUBY

      app "development"

      assert_nil PostsMailer.instance_variable_get(:@action_methods)
    end

    test "eager loads mailer actions in production" do
      app_file "app/mailers/posts_mailer.rb", <<-RUBY
        class PostsMailer < ActionMailer::Base
          def noop_email;end
        end
      RUBY

      add_to_config <<-RUBY
        config.eager_load = true
        config.cache_classes = true
      RUBY

      app "production"

      assert_equal %w(noop_email).to_set, PostsMailer.instance_variable_get(:@action_methods)
    end

    test "does not eager load attribute methods in development" do
      app_file "app/models/post.rb", <<-RUBY
        class Post < ActiveRecord::Base
        end
      RUBY

      app_file "config/initializers/active_record.rb", <<-RUBY
        ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
        ActiveRecord::Migration.verbose = false
        ActiveRecord::Schema.define(version: 1) do
          create_table :posts do |t|
            t.string :title
          end
        end
      RUBY

      app "development"

      assert_not_includes Post.instance_methods, :title
    end

    test "does not eager load attribute methods in production when the schema cache is empty" do
      app_file "app/models/post.rb", <<-RUBY
        class Post < ActiveRecord::Base
        end
      RUBY

      app_file "config/initializers/active_record.rb", <<-RUBY
        ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
        ActiveRecord::Migration.verbose = false
        ActiveRecord::Schema.define(version: 1) do
          create_table :posts do |t|
            t.string :title
          end
        end
      RUBY

      add_to_config <<-RUBY
        config.eager_load = true
        config.cache_classes = true
      RUBY

      app "production"

      assert_not_includes Post.instance_methods, :title
    end

    test "eager loads attribute methods in production when the schema cache is populated" do
      app_file "app/models/post.rb", <<-RUBY
        class Post < ActiveRecord::Base
        end
      RUBY

      app_file "config/initializers/active_record.rb", <<-RUBY
        ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
        ActiveRecord::Migration.verbose = false
        ActiveRecord::Schema.define(version: 1) do
          create_table :posts do |t|
            t.string :title
          end
        end
      RUBY

      add_to_config <<-RUBY
        config.eager_load = true
        config.cache_classes = true
      RUBY

      app_file "config/initializers/schema_cache.rb", <<-RUBY
        ActiveRecord::Base.connection.schema_cache.add("posts")
      RUBY

      app "production"

      assert_includes Post.instance_methods, :title
    end

    test "does not attempt to eager load attribute methods for models that aren't connected" do
      app_file "app/models/post.rb", <<-RUBY
        class Post < ActiveRecord::Base
        end
      RUBY

      app_file "config/initializers/active_record.rb", <<-RUBY
        ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
        ActiveRecord::Migration.verbose = false
        ActiveRecord::Schema.define(version: 1) do
          create_table :posts do |t|
            t.string :title
          end
        end
      RUBY

      add_to_config <<-RUBY
        config.eager_load = true
        config.cache_classes = true
      RUBY

      app_file "app/models/comment.rb", <<-RUBY
        class Comment < ActiveRecord::Base
          establish_connection(adapter: "mysql2", database: "does_not_exist")
        end
      RUBY

      assert_nothing_raised do
        app "production"
      end
    end

    test "initialize an eager loaded, cache classes app" do
      add_to_config <<-RUBY
        config.eager_load = true
        config.cache_classes = true
      RUBY

      app "development"

      assert_equal :require, ActiveSupport::Dependencies.mechanism
    end

    test "application is always added to eager_load namespaces" do
      app "development"
      assert_includes Rails.application.config.eager_load_namespaces, AppTemplate::Application
    end

    test "the application can be eager loaded even when there are no frameworks" do
      FileUtils.rm_rf("#{app_path}/app/jobs/application_job.rb")
      FileUtils.rm_rf("#{app_path}/app/models/application_record.rb")
      FileUtils.rm_rf("#{app_path}/app/mailers/application_mailer.rb")
      FileUtils.rm_rf("#{app_path}/config/environments")
      add_to_config <<-RUBY
        config.eager_load = true
        config.cache_classes = true
      RUBY

      use_frameworks []

      assert_nothing_raised do
        app "development"
      end
    end

    test "filter_parameters should be able to set via config.filter_parameters" do
      add_to_config <<-RUBY
        config.filter_parameters += [ :foo, 'bar', lambda { |key, value|
          value = value.reverse if key =~ /baz/
        }]
      RUBY

      assert_nothing_raised do
        app "development"
      end
    end

    test "filter_parameters should be able to set via config.filter_parameters in an initializer" do
      app_file "config/initializers/filter_parameters_logging.rb", <<-RUBY
        Rails.application.config.filter_parameters += [ :password, :foo, 'bar' ]
      RUBY

      app "development"

      assert_equal [:password, :foo, "bar"], Rails.application.env_config["action_dispatch.parameter_filter"]
    end

    test "config.to_prepare is forwarded to ActionDispatch" do
      $prepared = false

      add_to_config <<-RUBY
        config.to_prepare do
          $prepared = true
        end
      RUBY

      assert_not $prepared

      app "development"

      get "/"
      assert $prepared
    end

    def assert_utf8
      assert_equal Encoding::UTF_8, Encoding.default_external
      assert_equal Encoding::UTF_8, Encoding.default_internal
    end

    test "skipping config.encoding still results in 'utf-8' as the default" do
      app "development"
      assert_utf8
    end

    test "config.encoding sets the default encoding" do
      add_to_config <<-RUBY
        config.encoding = "utf-8"
      RUBY

      app "development"
      assert_utf8
    end

    test "config.paths.public sets Rails.public_path" do
      add_to_config <<-RUBY
        config.paths["public"] = "somewhere"
      RUBY

      app "development"
      assert_equal Pathname.new(app_path).join("somewhere"), Rails.public_path
    end

    test "In production mode, config.public_file_server.enabled is off by default" do
      restore_default_config

      with_rails_env "production" do
        app "production"
        assert_not app.config.public_file_server.enabled
      end
    end

    test "In production mode, config.public_file_server.enabled is enabled when RAILS_SERVE_STATIC_FILES is set" do
      restore_default_config

      with_rails_env "production" do
        switch_env "RAILS_SERVE_STATIC_FILES", "1" do
          app "production"
          assert app.config.public_file_server.enabled
        end
      end
    end

    test "In production mode, STDOUT logging is enabled when RAILS_LOG_TO_STDOUT is set" do
      restore_default_config

      with_rails_env "production" do
        switch_env "RAILS_LOG_TO_STDOUT", "1" do
          app "production"
          assert ActiveSupport::Logger.logger_outputs_to?(app.config.logger, STDOUT)
        end
      end
    end

    test "In production mode, config.public_file_server.enabled is disabled when RAILS_SERVE_STATIC_FILES is blank" do
      restore_default_config

      with_rails_env "production" do
        switch_env "RAILS_SERVE_STATIC_FILES", " " do
          app "production"
          assert_not app.config.public_file_server.enabled
        end
      end
    end

    test "Use key_generator when secret_key_base is set" do
      make_basic_app do |application|
        application.secrets.secret_key_base = "b3c631c314c0bbca50c1b2843150fe33"
        application.config.session_store :disabled
      end

      class ::OmgController < ActionController::Base
        def index
          cookies.signed[:some_key] = "some_value"
          render plain: cookies[:some_key]
        end
      end

      get "/"

      secret = app.key_generator.generate_key("signed cookie")
      verifier = ActiveSupport::MessageVerifier.new(secret)
      assert_equal "some_value", verifier.verify(last_response.body)
    end

    test "application verifier can be used in the entire application" do
      make_basic_app do |application|
        application.secrets.secret_key_base = "b3c631c314c0bbca50c1b2843150fe33"
        application.config.session_store :disabled
      end

      message = app.message_verifier(:sensitive_value).generate("some_value")

      assert_equal "some_value", Rails.application.message_verifier(:sensitive_value).verify(message)

      secret = app.key_generator.generate_key("sensitive_value")
      verifier = ActiveSupport::MessageVerifier.new(secret)
      assert_equal "some_value", verifier.verify(message)
    end

    test "application will generate secret_key_base in tmp file if blank in development" do
      app_file "config/initializers/secret_token.rb", <<-RUBY
        Rails.application.credentials.secret_key_base = nil
      RUBY

      # For test that works even if tmp dir does not exist.
      Dir.chdir(app_path) { FileUtils.remove_dir("tmp") }

      app "development"

      assert_not_nil app.secrets.secret_key_base
      assert File.exist?(app_path("tmp/development_secret.txt"))
    end

    test "application will not generate secret_key_base in tmp file if blank in production" do
      app_file "config/initializers/secret_token.rb", <<-RUBY
        Rails.application.credentials.secret_key_base = nil
      RUBY

      assert_raises ArgumentError do
        app "production"
      end
    end

    test "raises when secret_key_base is blank" do
      app_file "config/initializers/secret_token.rb", <<-RUBY
        Rails.application.credentials.secret_key_base = nil
      RUBY

      error = assert_raise(ArgumentError) do
        app "production"
      end
      assert_match(/Missing `secret_key_base`./, error.message)
    end

    test "raise when secret_key_base is not a type of string" do
      add_to_config <<-RUBY
        Rails.application.credentials.secret_key_base = 123
      RUBY

      assert_raise(ArgumentError) do
        app "production"
      end
    end

    test "application verifier can build different verifiers" do
      make_basic_app do |application|
        application.config.session_store :disabled
      end

      default_verifier = app.message_verifier(:sensitive_value)
      text_verifier = app.message_verifier(:text)

      message = text_verifier.generate("some_value")

      assert_equal "some_value", text_verifier.verify(message)
      assert_raises ActiveSupport::MessageVerifier::InvalidSignature do
        default_verifier.verify(message)
      end

      assert_equal default_verifier.object_id, app.message_verifier(:sensitive_value).object_id
      assert_not_equal default_verifier.object_id, text_verifier.object_id
    end

    test "secrets.secret_key_base is used when config/secrets.yml is present" do
      app_file "config/secrets.yml", <<-YAML
        development:
          secret_key_base: 3b7cd727ee24e8444053437c36cc66c3
      YAML

      app "development"
      assert_equal "3b7cd727ee24e8444053437c36cc66c3", app.secrets.secret_key_base
      assert_equal "3b7cd727ee24e8444053437c36cc66c3", app.secret_key_base
    end

    test "secret_key_base is copied from config to secrets when not set" do
      remove_file "config/secrets.yml"
      app_file "config/initializers/secret_token.rb", <<-RUBY
        Rails.application.config.secret_key_base = "3b7cd727ee24e8444053437c36cc66c3"
      RUBY

      app "development"
      assert_equal "3b7cd727ee24e8444053437c36cc66c3", app.secrets.secret_key_base
    end

    test "custom secrets saved in config/secrets.yml are loaded in app secrets" do
      app_file "config/secrets.yml", <<-YAML
        development:
          secret_key_base: 3b7cd727ee24e8444053437c36cc66c3
          aws_access_key_id: myamazonaccesskeyid
          aws_secret_access_key: myamazonsecretaccesskey
      YAML

      app "development"

      assert_equal "myamazonaccesskeyid", app.secrets.aws_access_key_id
      assert_equal "myamazonsecretaccesskey", app.secrets.aws_secret_access_key
    end

    test "shared secrets saved in config/secrets.yml are loaded in app secrets" do
      app_file "config/secrets.yml", <<-YAML
        shared:
          api_key: 3b7cd727
      YAML

      app "development"

      assert_equal "3b7cd727", app.secrets.api_key
    end

    test "shared secrets will yield to environment specific secrets" do
      app_file "config/secrets.yml", <<-YAML
        shared:
          api_key: 3b7cd727

        development:
          api_key: abc12345
      YAML

      app "development"

      assert_equal "abc12345", app.secrets.api_key
    end

    test "blank config/secrets.yml does not crash the loading process" do
      app_file "config/secrets.yml", <<-YAML
      YAML

      app "development"

      assert_nil app.secrets.not_defined
    end

    test "config.secret_key_base over-writes a blank secrets.secret_key_base" do
      app_file "config/initializers/secret_token.rb", <<-RUBY
        Rails.application.config.secret_key_base = "iaminallyoursecretkeybase"
      RUBY
      app_file "config/secrets.yml", <<-YAML
        development:
          secret_key_base:
      YAML

      app "development"

      assert_equal "iaminallyoursecretkeybase", app.secrets.secret_key_base
    end

    test "that nested keys are symbolized the same as parents for hashes more than one level deep" do
      app_file "config/secrets.yml", <<-YAML
        development:
          smtp_settings:
            address: "smtp.example.com"
            user_name: "postmaster@example.com"
            password: "697361616320736c6f616e2028656c6f7265737429"
      YAML

      app "development"

      assert_equal "697361616320736c6f616e2028656c6f7265737429", app.secrets.smtp_settings[:password]
    end

    test "require_master_key aborts app boot when missing key" do
      skip "can't run without fork" unless Process.respond_to?(:fork)

      remove_file "config/master.key"
      add_to_config "config.require_master_key = true"

      error = capture(:stderr) do
        Process.wait(Process.fork { app "development" })
      end

      assert_equal 1, $?.exitstatus
      assert_match(/Missing.*RAILS_MASTER_KEY/, error)
    end

    test "credentials does not raise error when require_master_key is false and master key does not exist" do
      remove_file "config/master.key"
      add_to_config "config.require_master_key = false"
      app "development"

      assert_not app.credentials.secret_key_base
    end

    test "protect from forgery is the default in a new app" do
      make_basic_app

      class ::OmgController < ActionController::Base
        def index
          render inline: "<%= csrf_meta_tags %>"
        end
      end

      get "/"
      assert last_response.body =~ /csrf\-param/
    end

    test "default form builder specified as a string" do
      app_file "config/initializers/form_builder.rb", <<-RUBY
      class CustomFormBuilder < ActionView::Helpers::FormBuilder
        def text_field(attribute, *args)
          label(attribute) + super(attribute, *args)
        end
      end
      Rails.configuration.action_view.default_form_builder = "CustomFormBuilder"
      RUBY

      app_file "app/models/post.rb", <<-RUBY
      class Post
        include ActiveModel::Model
        attr_accessor :name
      end
      RUBY

      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ApplicationController
        def index
          render inline: "<%= begin; form_for(Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>"
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
      RUBY

      app "development"

      get "/posts"
      assert_match(/label/, last_response.body)
    end

    test "form_with can be configured with form_with_generates_ids" do
      app_file "config/initializers/form_builder.rb", <<-RUBY
      Rails.configuration.action_view.form_with_generates_ids = false
      RUBY

      app_file "app/models/post.rb", <<-RUBY
      class Post
        include ActiveModel::Model
        attr_accessor :name
      end
      RUBY

      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ApplicationController
        def index
          render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>"
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
      RUBY

      app "development"

      get "/posts"

      assert_no_match(/id=('|")post_name('|")/, last_response.body)
    end

    test "form_with outputs ids by default" do
      app_file "app/models/post.rb", <<-RUBY
      class Post
        include ActiveModel::Model
        attr_accessor :name
      end
      RUBY

      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ApplicationController
        def index
          render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>"
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
      RUBY

      app "development"

      get "/posts"

      assert_match(/id=('|")post_name('|")/, last_response.body)
    end

    test "form_with can be configured with form_with_generates_remote_forms" do
      app_file "config/initializers/form_builder.rb", <<-RUBY
      Rails.configuration.action_view.form_with_generates_remote_forms = false
      RUBY

      app_file "app/models/post.rb", <<-RUBY
      class Post
        include ActiveModel::Model
        attr_accessor :name
      end
      RUBY

      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ApplicationController
        def index
          render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>"
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
      RUBY

      app "development"

      get "/posts"
      assert_no_match(/data-remote/, last_response.body)
    end

    test "form_with generates remote forms by default" do
      app_file "app/models/post.rb", <<-RUBY
      class Post
        include ActiveModel::Model
        attr_accessor :name
      end
      RUBY

      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ApplicationController
        def index
          render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>"
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
      RUBY

      app "development"

      get "/posts"
      assert_match(/data-remote/, last_response.body)
    end

    test "default method for update can be changed" do
      app_file "app/models/post.rb", <<-RUBY
      class Post
        include ActiveModel::Model
        def to_key; [1]; end
        def persisted?; true; end
      end
      RUBY

      token = "cf50faa3fe97702ca1ae"

      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ApplicationController
        def show
          render inline: "<%= begin; form_for(Post.new) {}; rescue => e; e.to_s; end %>"
        end

        def update
          render plain: "update"
        end

        private

        def form_authenticity_token(*args); token; end # stub the authenticity token
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
      RUBY

      app "development"

      params = { authenticity_token: token }

      get "/posts/1"
      assert_match(/patch/, last_response.body)

      patch "/posts/1", params
      assert_match(/update/, last_response.body)

      patch "/posts/1", params
      assert_equal 200, last_response.status

      put "/posts/1", params
      assert_match(/update/, last_response.body)

      put "/posts/1", params
      assert_equal 200, last_response.status
    end

    test "request forgery token param can be changed" do
      make_basic_app do |application|
        application.config.action_controller.request_forgery_protection_token = "_xsrf_token_here"
      end

      class ::OmgController < ActionController::Base
        def index
          render inline: "<%= csrf_meta_tags %>"
        end
      end

      get "/"
      assert_match "_xsrf_token_here", last_response.body
    end

    test "sets ActionDispatch.test_app" do
      make_basic_app
      assert_equal Rails.application, ActionDispatch.test_app
    end

    test "sets ActionDispatch::Response.default_charset" do
      make_basic_app do |application|
        application.config.action_dispatch.default_charset = "utf-16"
      end

      assert_equal "utf-16", ActionDispatch::Response.default_charset
    end

    test "registers interceptors with ActionMailer" do
      add_to_config <<-RUBY
        config.action_mailer.interceptors = MyMailInterceptor
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal [::MyMailInterceptor], ::Mail.class_variable_get(:@@delivery_interceptors)
    end

    test "registers multiple interceptors with ActionMailer" do
      add_to_config <<-RUBY
        config.action_mailer.interceptors = [MyMailInterceptor, "MyOtherMailInterceptor"]
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal [::MyMailInterceptor, ::MyOtherMailInterceptor], ::Mail.class_variable_get(:@@delivery_interceptors)
    end

    test "registers preview interceptors with ActionMailer" do
      add_to_config <<-RUBY
        config.action_mailer.preview_interceptors = MyPreviewMailInterceptor
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal [ActionMailer::InlinePreviewInterceptor, ::MyPreviewMailInterceptor], ActionMailer::Base.preview_interceptors
    end

    test "registers multiple preview interceptors with ActionMailer" do
      add_to_config <<-RUBY
        config.action_mailer.preview_interceptors = [MyPreviewMailInterceptor, "MyOtherPreviewMailInterceptor"]
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal [ActionMailer::InlinePreviewInterceptor, MyPreviewMailInterceptor, MyOtherPreviewMailInterceptor], ActionMailer::Base.preview_interceptors
    end

    test "default preview interceptor can be removed" do
      app_file "config/initializers/preview_interceptors.rb", <<-RUBY
        ActionMailer::Base.preview_interceptors.delete(ActionMailer::InlinePreviewInterceptor)
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal [], ActionMailer::Base.preview_interceptors
    end

    test "registers observers with ActionMailer" do
      add_to_config <<-RUBY
        config.action_mailer.observers = MyMailObserver
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal [::MyMailObserver], ::Mail.class_variable_get(:@@delivery_notification_observers)
    end

    test "registers multiple observers with ActionMailer" do
      add_to_config <<-RUBY
        config.action_mailer.observers = [MyMailObserver, "MyOtherMailObserver"]
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal [::MyMailObserver, ::MyOtherMailObserver], ::Mail.class_variable_get(:@@delivery_notification_observers)
    end

    test "allows setting the queue name for the ActionMailer::DeliveryJob" do
      add_to_config <<-RUBY
        config.action_mailer.deliver_later_queue_name = 'test_default'
      RUBY

      app "development"

      require "mail"
      _ = ActionMailer::Base

      assert_equal "test_default", ActionMailer::Base.class_variable_get(:@@deliver_later_queue_name)
    end

    test "valid timezone is setup correctly" do
      add_to_config <<-RUBY
        config.root = "#{app_path}"
        config.time_zone = "Wellington"
      RUBY

      app "development"

      assert_equal "Wellington", Rails.application.config.time_zone
    end

    test "raises when an invalid timezone is defined in the config" do
      add_to_config <<-RUBY
        config.root = "#{app_path}"
        config.time_zone = "That big hill over yonder hill"
      RUBY

      assert_raise(ArgumentError) do
        app "development"
      end
    end

    test "valid beginning of week is setup correctly" do
      add_to_config <<-RUBY
        config.root = "#{app_path}"
        config.beginning_of_week = :wednesday
      RUBY

      app "development"

      assert_equal :wednesday, Rails.application.config.beginning_of_week
    end

    test "raises when an invalid beginning of week is defined in the config" do
      add_to_config <<-RUBY
        config.root = "#{app_path}"
        config.beginning_of_week = :invalid
      RUBY

      assert_raise(ArgumentError) do
        app "development"
      end
    end

    test "autoloaders" do
      app "development"

      config = Rails.application.config
      assert Rails.autoloaders.zeitwerk_enabled?
      assert_instance_of Zeitwerk::Loader, Rails.autoloaders.main
      assert_equal "rails.main", Rails.autoloaders.main.tag
      assert_instance_of Zeitwerk::Loader, Rails.autoloaders.once
      assert_equal "rails.once", Rails.autoloaders.once.tag
      assert_equal [Rails.autoloaders.main, Rails.autoloaders.once], Rails.autoloaders.to_a
      assert_equal ActiveSupport::Dependencies::ZeitwerkIntegration::Inflector, Rails.autoloaders.main.inflector
      assert_equal ActiveSupport::Dependencies::ZeitwerkIntegration::Inflector, Rails.autoloaders.once.inflector

      config.autoloader = :classic
      assert_not Rails.autoloaders.zeitwerk_enabled?
      assert_nil Rails.autoloaders.main
      assert_nil Rails.autoloaders.once
      assert_equal 0, Rails.autoloaders.count

      config.autoloader = :zeitwerk
      assert Rails.autoloaders.zeitwerk_enabled?
      assert_instance_of Zeitwerk::Loader, Rails.autoloaders.main
      assert_equal "rails.main", Rails.autoloaders.main.tag
      assert_instance_of Zeitwerk::Loader, Rails.autoloaders.once
      assert_equal "rails.once", Rails.autoloaders.once.tag
      assert_equal [Rails.autoloaders.main, Rails.autoloaders.once], Rails.autoloaders.to_a
      assert_equal ActiveSupport::Dependencies::ZeitwerkIntegration::Inflector, Rails.autoloaders.main.inflector
      assert_equal ActiveSupport::Dependencies::ZeitwerkIntegration::Inflector, Rails.autoloaders.once.inflector

      assert_raises(ArgumentError) { config.autoloader = :unknown }
    end

    test "config.action_view.cache_template_loading with cache_classes default" do
      add_to_config "config.cache_classes = true"

      app "development"
      require "action_view/base"

      assert_equal true, ActionView::Resolver.caching?
    end

    test "config.action_view.cache_template_loading without cache_classes default" do
      add_to_config "config.cache_classes = false"

      app "development"
      require "action_view/base"

      assert_equal false, ActionView::Resolver.caching?
    end

    test "config.action_view.cache_template_loading = false" do
      add_to_config <<-RUBY
        config.cache_classes = true
        config.action_view.cache_template_loading = false
      RUBY

      app "development"
      require "action_view/base"

      assert_equal false, ActionView::Resolver.caching?
    end

    test "config.action_view.cache_template_loading = true" do
      add_to_config <<-RUBY
        config.cache_classes = false
        config.action_view.cache_template_loading = true
      RUBY

      app "development"
      require "action_view/base"

      assert_equal true, ActionView::Resolver.caching?
    end

    test "config.action_view.cache_template_loading with cache_classes in an environment" do
      build_app(initializers: true)
      add_to_env_config "development", "config.cache_classes = false"

      # These requires are to emulate an engine loading Action View before the application
      require "action_view"
      require "action_view/railtie"
      require "action_view/base"

      app "development"

      assert_equal false, ActionView::Resolver.caching?
    end

    test "config.action_dispatch.show_exceptions is sent in env" do
      make_basic_app do |application|
        application.config.action_dispatch.show_exceptions = true
      end

      class ::OmgController < ActionController::Base
        def index
          render plain: request.env["action_dispatch.show_exceptions"]
        end
      end

      get "/"
      assert_equal "true", last_response.body
    end

    test "config.action_controller.wrap_parameters is set in ActionController::Base" do
      app_file "config/initializers/wrap_parameters.rb", <<-RUBY
        ActionController::Base.wrap_parameters format: [:json]
      RUBY

      app_file "app/models/post.rb", <<-RUBY
      class Post
        def self.attribute_names
          %w(title)
        end
      end
      RUBY

      app_file "app/controllers/application_controller.rb", <<-RUBY
      class ApplicationController < ActionController::Base
        protect_from_forgery with: :reset_session # as we are testing API here
      end
      RUBY

      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ApplicationController
        def create
          render plain: params[:post].inspect
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
      RUBY

      app "development"

      post "/posts.json", '{ "title": "foo", "name": "bar" }', "CONTENT_TYPE" => "application/json"
      assert_equal '<ActionController::Parameters {"title"=>"foo"} permitted: false>', last_response.body
    end

    test "config.action_controller.permit_all_parameters = true" do
      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ActionController::Base
        def create
          render plain: params[:post].permitted? ? "permitted" : "forbidden"
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
        config.action_controller.permit_all_parameters = true
      RUBY

      app "development"

      post "/posts", post: { "title" => "zomg" }
      assert_equal "permitted", last_response.body
    end

    test "config.action_controller.action_on_unpermitted_parameters = :raise" do
      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ActionController::Base
        def create
          render plain: params.require(:post).permit(:name)
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
        config.action_controller.action_on_unpermitted_parameters = :raise
      RUBY

      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }

      assert_equal :raise, ActionController::Parameters.action_on_unpermitted_parameters

      post "/posts", post: { "title" => "zomg" }
      assert_match "We're sorry, but something went wrong", last_response.body
    end

    test "config.action_controller.always_permitted_parameters are: controller, action by default" do
      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }

      assert_equal %w(controller action), ActionController::Parameters.always_permitted_parameters
    end

    test "config.action_controller.always_permitted_parameters = ['controller', 'action', 'format']" do
      add_to_config <<-RUBY
        config.action_controller.always_permitted_parameters = %w( controller action format )
      RUBY

      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }

      assert_equal %w( controller action format ), ActionController::Parameters.always_permitted_parameters
    end

    test "config.action_controller.always_permitted_parameters = ['controller','action','format'] does not raise exception" do
      app_file "app/controllers/posts_controller.rb", <<-RUBY
      class PostsController < ActionController::Base
        def create
          render plain: params.permit(post: [:title])
        end
      end
      RUBY

      add_to_config <<-RUBY
        routes.prepend do
          resources :posts
        end
        config.action_controller.always_permitted_parameters = %w( controller action format )
        config.action_controller.action_on_unpermitted_parameters = :raise
      RUBY

      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }

      assert_equal :raise, ActionController::Parameters.action_on_unpermitted_parameters

      post "/posts", post: { "title" => "zomg" }, format: "json"
      assert_equal 200, last_response.status
    end

    test "config.action_controller.action_on_unpermitted_parameters is :log by default in development" do
      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }

      assert_equal :log, ActionController::Parameters.action_on_unpermitted_parameters
    end

    test "config.action_controller.action_on_unpermitted_parameters is :log by default in test" do
      app "test"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }

      assert_equal :log, ActionController::Parameters.action_on_unpermitted_parameters
    end

    test "config.action_controller.action_on_unpermitted_parameters is false by default in production" do
      app "production"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }

      assert_equal false, ActionController::Parameters.action_on_unpermitted_parameters
    end

    test "config.action_controller.default_protect_from_forgery is true by default" do
      app "development"

      assert_equal true, ActionController::Base.default_protect_from_forgery
      assert_includes ActionController::Base.__callbacks[:process_action].map(&:filter), :verify_authenticity_token
    end

    test "config.action_controller.permit_all_parameters can be configured in an initializer" do
      app_file "config/initializers/permit_all_parameters.rb", <<-RUBY
        Rails.application.config.action_controller.permit_all_parameters = true
      RUBY

      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }
      assert_equal true, ActionController::Parameters.permit_all_parameters
    end

    test "config.action_controller.always_permitted_parameters can be configured in an initializer" do
      app_file "config/initializers/always_permitted_parameters.rb", <<-RUBY
        Rails.application.config.action_controller.always_permitted_parameters = []
      RUBY

      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }
      assert_equal [], ActionController::Parameters.always_permitted_parameters
    end

    test "config.action_controller.action_on_unpermitted_parameters can be configured in an initializer" do
      app_file "config/initializers/action_on_unpermitted_parameters.rb", <<-RUBY
        Rails.application.config.action_controller.action_on_unpermitted_parameters = :raise
      RUBY

      app "development"

      force_lazy_load_hooks { ActionController::Base }
      force_lazy_load_hooks { ActionController::API }
      assert_equal :raise, ActionController::Parameters.action_on_unpermitted_parameters
    end

    test "config.action_dispatch.ignore_accept_header" do
      make_basic_app do |application|
        application.config.action_dispatch.ignore_accept_header = true
      end

      class ::OmgController < ActionController::Base
        def index
          respond_to do |format|
            format.html { render plain: "HTML" }
            format.xml { render plain: "XML" }
          end
        end
      end

      get "/", {}, { "HTTP_ACCEPT" => "application/xml" }
      assert_equal "HTML", last_response.body

      get "/", { format: :xml }, { "HTTP_ACCEPT" => "application/xml" }
      assert_equal "XML", last_response.body
    end

    test "Rails.application#env_config exists and includes some existing parameters" do
      make_basic_app

      assert_equal app.env_config["action_dispatch.parameter_filter"],  app.config.filter_parameters
      assert_equal app.env_config["action_dispatch.show_exceptions"],   app.config.action_dispatch.show_exceptions
      assert_equal app.env_config["action_dispatch.logger"],            Rails.logger
      assert_equal app.env_config["action_dispatch.backtrace_cleaner"], Rails.backtrace_cleaner
      assert_equal app.env_config["action_dispatch.key_generator"],     Rails.application.key_generator
    end

    test "config.colorize_logging default is true" do
      make_basic_app
      assert app.config.colorize_logging
    end

    test "config.session_store with :active_record_store with activerecord-session_store gem" do
      make_basic_app do |application|
        ActionDispatch::Session::ActiveRecordStore = Class.new(ActionDispatch::Session::CookieStore)
        application.config.session_store :active_record_store
      end
    ensure
      ActionDispatch::Session.send :remove_const, :ActiveRecordStore
    end

    test "config.session_store with :active_record_store without activerecord-session_store gem" do
      e = assert_raise RuntimeError do
        make_basic_app do |application|
          application.config.session_store :active_record_store
        end
      end
      assert_match(/activerecord-session_store/, e.message)
    end

    test "default session store initializer does not overwrite the user defined session store even if it is disabled" do
      make_basic_app do |application|
        application.config.session_store :disabled
      end

      assert_nil app.config.session_store
    end

    test "default session store initializer sets session store to cookie store" do
      session_options = { key: "_myapp_session", cookie_only: true }
      make_basic_app

      assert_equal ActionDispatch::Session::CookieStore, app.config.session_store
      assert_equal session_options, app.config.session_options
    end

    test "config.log_level with custom logger" do
      make_basic_app do |application|
        application.config.logger = Logger.new(STDOUT)
        application.config.log_level = :info
      end
      assert_equal Logger::INFO, Rails.logger.level
    end

    test "respond_to? accepts include_private" do
      make_basic_app

      assert_not_respond_to Rails.configuration, :method_missing
      assert Rails.configuration.respond_to?(:method_missing, true)
    end

    test "config.active_record.dump_schema_after_migration is false on production" do
      build_app

      app "production"

      assert_not ActiveRecord::Base.dump_schema_after_migration
    end

    test "config.active_record.dump_schema_after_migration is true by default in development" do
      app "development"

      assert ActiveRecord::Base.dump_schema_after_migration
    end

    test "config.active_record.verbose_query_logs is false by default in development" do
      app "development"

      assert_not ActiveRecord::Base.verbose_query_logs
    end

    test "config.annotations wrapping SourceAnnotationExtractor::Annotation class" do
      make_basic_app do |application|
        application.config.annotations.register_extensions("coffee") do |tag|
          /#\s*(#{tag}):?\s*(.*)$/
        end
      end

      assert_not_nil Rails::SourceAnnotationExtractor::Annotation.extensions[/\.(coffee)$/]
    end

    test "rake_tasks block works at instance level" do
      app_file "config/environments/development.rb", <<-RUBY
        Rails.application.configure do
          config.ran_block = false

          rake_tasks do
            config.ran_block = true
          end
        end
      RUBY

      app "development"
      assert_not Rails.configuration.ran_block

      require "rake"
      require "rake/testtask"
      require "rdoc/task"

      Rails.application.load_tasks
      assert Rails.configuration.ran_block
    end

    test "generators block works at instance level" do
      app_file "config/environments/development.rb", <<-RUBY
        Rails.application.configure do
          config.ran_block = false

          generators do
            config.ran_block = true
          end
        end
      RUBY

      app "development"
      assert_not Rails.configuration.ran_block

      Rails.application.load_generators
      assert Rails.configuration.ran_block
    end

    test "console block works at instance level" do
      app_file "config/environments/development.rb", <<-RUBY
        Rails.application.configure do
          config.ran_block = false

          console do
            config.ran_block = true
          end
        end
      RUBY

      app "development"
      assert_not Rails.configuration.ran_block

      Rails.application.load_console
      assert Rails.configuration.ran_block
    end

    test "runner block works at instance level" do
      app_file "config/environments/development.rb", <<-RUBY
        Rails.application.configure do
          config.ran_block = false

          runner do
            config.ran_block = true
          end
        end
      RUBY

      app "development"
      assert_not Rails.configuration.ran_block

      Rails.application.load_runner
      assert Rails.configuration.ran_block
    end

    test "loading the first existing database configuration available" do
      app_file "config/environments/development.rb", <<-RUBY

      Rails.application.configure do
        config.paths.add 'config/database', with: 'config/nonexistent.yml'
        config.paths['config/database'] << 'config/database.yml'
        end
      RUBY

      app "development"

      assert_kind_of Hash, Rails.application.config.database_configuration
    end

    test "autoload paths do not include asset paths" do
      app "development"
      ActiveSupport::Dependencies.autoload_paths.each do |path|
        assert_not_operator path, :ends_with?, "app/assets"
        assert_not_operator path, :ends_with?, "app/javascript"
      end
    end

    test "autoloading during initialization gets deprecation message and clearing if config.cache_classes is false" do
      app_file "lib/c.rb", <<~EOS
        class C
          extend ActiveSupport::DescendantsTracker
        end

        class X < C
        end
      EOS

      app_file "app/models/d.rb", <<~EOS
        require "c"

        class D < C
        end
      EOS

      app_file "config/initializers/autoload.rb", "D"

      app "development"

      # TODO: Test deprecation message, assert_depcrecated { app "development" }
      # does not collect it.

      assert_equal [X], C.descendants
      assert_empty ActiveSupport::Dependencies.autoloaded_constants
    end

    test "autoloading during initialization triggers nothing if config.cache_classes is true" do
      app_file "lib/c.rb", <<~EOS
        class C
          extend ActiveSupport::DescendantsTracker
        end

        class X < C
        end
      EOS

      app_file "app/models/d.rb", <<~EOS
        require "c"

        class D < C
        end
      EOS

      app_file "config/initializers/autoload.rb", "D"

      app "production"

      # TODO: Test no deprecation message is issued.

      assert_equal [X, D], C.descendants
    end


    test "raises with proper error message if no database configuration found" do
      FileUtils.rm("#{app_path}/config/database.yml")
      err = assert_raises RuntimeError do
        app "development"
        Rails.application.config.database_configuration
      end
      assert_match "config/database", err.message
    end

    test "loads database.yml using shared keys" do
      app_file "config/database.yml", <<-YAML
        shared:
          username: bobby
          adapter: sqlite3

        development:
          database: 'dev_db'
      YAML

      app "development"

      ar_config = Rails.application.config.database_configuration
      assert_equal "sqlite3", ar_config["development"]["adapter"]
      assert_equal "bobby",   ar_config["development"]["username"]
      assert_equal "dev_db",  ar_config["development"]["database"]
    end

    test "loads database.yml using shared keys for undefined environments" do
      app_file "config/database.yml", <<-YAML
        shared:
          username: bobby
          adapter: sqlite3
          database: 'dev_db'
      YAML

      app "development"

      ar_config = Rails.application.config.database_configuration
      assert_equal "sqlite3", ar_config["development"]["adapter"]
      assert_equal "bobby",   ar_config["development"]["username"]
      assert_equal "dev_db",  ar_config["development"]["database"]
    end

    test "config.action_mailer.show_previews defaults to true in development" do
      app "development"

      assert Rails.application.config.action_mailer.show_previews
    end

    test "config.action_mailer.show_previews defaults to false in production" do
      app "production"

      assert_equal false, Rails.application.config.action_mailer.show_previews
    end

    test "config.action_mailer.show_previews can be set in the configuration file" do
      add_to_config <<-RUBY
        config.action_mailer.show_previews = true
      RUBY

      app "production"

      assert_equal true, Rails.application.config.action_mailer.show_previews
    end

    test "config_for loads custom configuration from yaml accessible as symbol or string" do
      app_file "config/custom.yml", <<-RUBY
      development:
        foo: 'bar'
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      assert_equal "bar", Rails.application.config.my_custom_config[:foo]
      assert_equal "bar", Rails.application.config.my_custom_config["foo"]
    end

    test "config_for loads nested custom configuration from yaml as symbol keys" do
      app_file "config/custom.yml", <<-RUBY
      development:
        foo:
          bar:
            baz: 1
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      assert_equal 1, Rails.application.config.my_custom_config[:foo][:bar][:baz]
    end

    test "config_for loads nested custom configuration from yaml with deprecated non-symbol access" do
      app_file "config/custom.yml", <<-RUBY
      development:
        foo:
          bar:
            baz: 1
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      assert_deprecated do
        assert_equal 1, Rails.application.config.my_custom_config["foo"]["bar"]["baz"]
      end
    end

    test "config_for loads nested custom configuration inside array from yaml with deprecated non-symbol access" do
      app_file "config/custom.yml", <<-RUBY
      development:
        foo:
          bar:
          - baz: 1
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      config = Rails.application.config.my_custom_config
      assert_instance_of Rails::Application::NonSymbolAccessDeprecatedHash, config[:foo][:bar].first

      assert_deprecated do
        assert_equal 1, config[:foo][:bar].first["baz"]
      end
    end

    test "config_for makes all hash methods available" do
      app_file "config/custom.yml", <<-RUBY
      development:
        foo: 0
        bar:
          baz: 1
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      actual = Rails.application.config.my_custom_config

      assert_equal({ foo: 0, bar: { baz: 1 } }, actual)
      assert_equal([ :foo, :bar ], actual.keys)
      assert_equal([ 0, baz: 1], actual.values)
      assert_equal({ foo: 0, bar: { baz: 1 } }, actual.to_h)
      assert_equal(0, actual[:foo])
      assert_equal({ baz: 1 }, actual[:bar])
    end

    test "config_for generates deprecation notice when nested hash methods are called with non-symbols" do
      app_file "config/custom.yml", <<-RUBY
      development:
        foo:
          bar: 1
          baz: 2
          qux:
            boo: 3
      RUBY

      app "development"

      actual = Rails.application.config_for("custom")[:foo]

      # slice
      assert_deprecated do
        assert_equal({ bar: 1, baz: 2 }, actual.slice("bar", "baz"))
      end

      # except
      assert_deprecated do
        assert_equal({ qux: { boo: 3 } }, actual.except("bar", "baz"))
      end

      # dig
      assert_deprecated do
        assert_equal(3, actual.dig("qux", "boo"))
      end

      # fetch - hit
      assert_deprecated do
        assert_equal(1, actual.fetch("bar", 0))
      end

      # fetch - miss
      assert_deprecated do
        assert_equal(0, actual.fetch("does-not-exist", 0))
      end

      # fetch_values
      assert_deprecated do
        assert_equal([1, 2], actual.fetch_values("bar", "baz"))
      end

      # key? - hit
      assert_deprecated do
        assert(actual.key?("bar"))
      end

      # key? - miss
      assert_deprecated do
        assert_not(actual.key?("does-not-exist"))
      end

      # slice!
      actual = Rails.application.config_for("custom")[:foo]

      assert_deprecated do
        slice = actual.slice!("bar", "baz")
        assert_equal({ bar: 1, baz: 2 }, actual)
        assert_equal({ qux: { boo: 3 } }, slice)
      end

      # extract!
      actual = Rails.application.config_for("custom")[:foo]

      assert_deprecated do
        extracted = actual.extract!("bar", "baz")
        assert_equal({ bar: 1, baz: 2 }, extracted)
        assert_equal({ qux: { boo: 3 } }, actual)
      end

      # except!
      actual = Rails.application.config_for("custom")[:foo]

      assert_deprecated do
        actual.except!("bar", "baz")
        assert_equal({ qux: { boo: 3 } }, actual)
      end
    end

    test "config_for uses the Pathname object if it is provided" do
      app_file "config/custom.yml", <<-RUBY
      development:
        key: 'custom key'
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for(Pathname.new(Rails.root.join("config/custom.yml")))
      RUBY

      app "development"

      assert_equal "custom key", Rails.application.config.my_custom_config[:key]
    end

    test "config_for raises an exception if the file does not exist" do
      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      exception = assert_raises(RuntimeError) do
        app "development"
      end

      assert_equal "Could not load configuration. No such file - #{app_path}/config/custom.yml", exception.message
    end

    test "config_for without the environment configured returns an empty hash" do
      app_file "config/custom.yml", <<-RUBY
      test:
        key: 'custom key'
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      assert_equal({}, Rails.application.config.my_custom_config)
    end

    test "config_for implements shared configuration as secrets case found" do
      app_file "config/custom.yml", <<-RUBY
      shared:
        foo: :bar
      test:
        foo: :baz
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "test"

      assert_equal(:baz, Rails.application.config.my_custom_config[:foo])
    end

    test "config_for implements shared configuration as secrets case not found" do
      app_file "config/custom.yml", <<-RUBY
      shared:
        foo: :bar
      test:
        foo: :baz
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      assert_equal(:bar, Rails.application.config.my_custom_config[:foo])
    end

    test "config_for with empty file returns an empty hash" do
      app_file "config/custom.yml", <<-RUBY
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      assert_equal({}, Rails.application.config.my_custom_config)
    end

    test "represent_boolean_as_integer is deprecated" do
      remove_from_config '.*config\.load_defaults.*\n'

      app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY
        Rails.application.config.active_record.sqlite3.represent_boolean_as_integer = true
      RUBY

      app_file "app/models/post.rb", <<-RUBY
        class Post < ActiveRecord::Base
        end
      RUBY

      app "development"
      assert_deprecated do
        force_lazy_load_hooks { Post }
      end
    end

    test "represent_boolean_as_integer raises when the value is false" do
      remove_from_config '.*config\.load_defaults.*\n'

      app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY
        Rails.application.config.active_record.sqlite3.represent_boolean_as_integer = false
      RUBY

      app_file "app/models/post.rb", <<-RUBY
        class Post < ActiveRecord::Base
        end
      RUBY

      app "development"
      assert_raises(RuntimeError) do
        force_lazy_load_hooks { Post }
      end
    end

    test "config_for containing ERB tags should evaluate" do
      app_file "config/custom.yml", <<-RUBY
      development:
        key: <%= 'custom key' %>
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      app "development"

      assert_equal "custom key", Rails.application.config.my_custom_config[:key]
    end

    test "config_for with syntax error show a more descriptive exception" do
      app_file "config/custom.yml", <<-RUBY
      development:
        key: foo:
      RUBY

      add_to_config <<-RUBY
        config.my_custom_config = config_for('custom')
      RUBY

      exception = assert_raises(RuntimeError) do
        app "development"
      end

      assert_match "YAML syntax error occurred while parsing", exception.message
    end

    test "config_for allows overriding the environment" do
      app_file "config/custom.yml", <<-RUBY
        test:
          key: 'walrus'
        production:
            key: 'unicorn'
      RUBY

      add_to_config <<-RUBY
          config.my_custom_config = config_for('custom', env: 'production')
      RUBY
      require "#{app_path}/config/environment"

      assert_equal "unicorn", Rails.application.config.my_custom_config[:key]
    end

    test "api_only is false by default" do
      app "development"
      assert_not Rails.application.config.api_only
    end

    test "api_only generator config is set when api_only is set" do
      add_to_config <<-RUBY
        config.api_only = true
      RUBY
      app "development"

      Rails.application.load_generators
      assert Rails.configuration.api_only
    end

    test "debug_exception_response_format is :api by default if api_only is enabled" do
      add_to_config <<-RUBY
        config.api_only = true
      RUBY
      app "development"

      assert_equal :api, Rails.configuration.debug_exception_response_format
    end

    test "debug_exception_response_format can be overridden" do
      add_to_config <<-RUBY
        config.api_only = true
      RUBY

      app_file "config/environments/development.rb", <<-RUBY
      Rails.application.configure do
        config.debug_exception_response_format = :default
      end
      RUBY

      app "development"

      assert_equal :default, Rails.configuration.debug_exception_response_format
    end

    test "controller force_ssl declaration can be used even if session_store is disabled" do
      make_basic_app do |application|
        application.config.session_store :disabled
      end

      class ::OmgController < ActionController::Base
        force_ssl

        def index
          render plain: "Yay! You're on Rails!"
        end
      end

      get "/"

      assert_equal 301, last_response.status
      assert_equal "https://example.org/", last_response.location
    end

    test "ActiveSupport::MessageEncryptor.use_authenticated_message_encryption is true by default for new apps" do
      app "development"

      assert_equal true, ActiveSupport::MessageEncryptor.use_authenticated_message_encryption
    end

    test "ActiveSupport::MessageEncryptor.use_authenticated_message_encryption is false by default for upgraded apps" do
      remove_from_config '.*config\.load_defaults.*\n'

      app "development"

      assert_equal false, ActiveSupport::MessageEncryptor.use_authenticated_message_encryption
    end

    test "ActiveSupport::MessageEncryptor.use_authenticated_message_encryption can be configured via config.active_support.use_authenticated_message_encryption" do
      remove_from_config '.*config\.load_defaults.*\n'

      app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY
        Rails.application.config.active_support.use_authenticated_message_encryption = true
      RUBY

      app "development"

      assert_equal true, ActiveSupport::MessageEncryptor.use_authenticated_message_encryption
    end

    test "ActiveSupport::Digest.hash_digest_class is Digest::SHA1 by default for new apps" do
      app "development"

      assert_equal Digest::SHA1, ActiveSupport::Digest.hash_digest_class
    end

    test "ActiveSupport::Digest.hash_digest_class is Digest::MD5 by default for upgraded apps" do
      remove_from_config '.*config\.load_defaults.*\n'

      app "development"

      assert_equal Digest::MD5, ActiveSupport::Digest.hash_digest_class
    end

    test "ActiveSupport::Digest.hash_digest_class can be configured via config.active_support.use_sha1_digests" do
      remove_from_config '.*config\.load_defaults.*\n'

      app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY
        Rails.application.config.active_support.use_sha1_digests = true
      RUBY

      app "development"

      assert_equal Digest::SHA1, ActiveSupport::Digest.hash_digest_class
    end

    test "custom serializers should be able to set via config.active_job.custom_serializers in an initializer" do
      class ::DummySerializer < ActiveJob::Serializers::ObjectSerializer; end

      app_file "config/initializers/custom_serializers.rb", <<-RUBY
      Rails.application.config.active_job.custom_serializers << DummySerializer
      RUBY

      app "development"

      assert_includes ActiveJob::Serializers.serializers, DummySerializer
    end

    test "ActionView::Helpers::FormTagHelper.default_enforce_utf8 is false by default" do
      app "development"
      assert_equal false, ActionView::Helpers::FormTagHelper.default_enforce_utf8
    end

    test "ActionView::Helpers::FormTagHelper.default_enforce_utf8 is true in an upgraded app" do
      remove_from_config '.*config\.load_defaults.*\n'
      add_to_config 'config.load_defaults "5.2"'

      app "development"

      assert_equal true, ActionView::Helpers::FormTagHelper.default_enforce_utf8
    end

    test "ActionView::Helpers::FormTagHelper.default_enforce_utf8 can be configured via config.action_view.default_enforce_utf8" do
      remove_from_config '.*config\.load_defaults.*\n'

      app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY
        Rails.application.config.action_view.default_enforce_utf8 = true
      RUBY

      app "development"

      assert_equal true, ActionView::Helpers::FormTagHelper.default_enforce_utf8
    end

    test "ActionView::Template.finalize_compiled_template_methods is true by default" do
      app "test"
      assert_deprecated do
        ActionView::Template.finalize_compiled_template_methods
      end
    end

    test "ActionView::Template.finalize_compiled_template_methods can be configured via config.action_view.finalize_compiled_template_methods" do
      app_file "config/environments/test.rb", <<-RUBY
      Rails.application.configure do
        config.action_view.finalize_compiled_template_methods = false
      end
      RUBY

      app "test"

      assert_deprecated do
        ActionView::Template.finalize_compiled_template_methods
      end
    end

    test "ActiveJob::Base.return_false_on_aborted_enqueue is true by default" do
      app "development"

      assert_equal true, ActiveJob::Base.return_false_on_aborted_enqueue
    end

    test "ActiveJob::Base.return_false_on_aborted_enqueue is false in the 5.x defaults" do
      remove_from_config '.*config\.load_defaults.*\n'
      add_to_config 'config.load_defaults "5.2"'

      app "development"

      assert_equal false, ActiveJob::Base.return_false_on_aborted_enqueue
    end

    test "ActiveJob::Base.return_false_on_aborted_enqueue can be configured in the new framework defaults" do
      remove_from_config '.*config\.load_defaults.*\n'

      app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY
        Rails.application.config.active_job.return_false_on_aborted_enqueue = true
      RUBY

      app "development"

      assert_equal true, ActiveJob::Base.return_false_on_aborted_enqueue
    end

    test "ActiveStorage.queues[:analysis] is :active_storage_analysis by default" do
      app "development"

      assert_equal :active_storage_analysis, ActiveStorage.queues[:analysis]
    end

    test "ActiveStorage.queues[:analysis] is nil without Rails 6 defaults" do
      remove_from_config '.*config\.load_defaults.*\n'

      app "development"

      assert_nil ActiveStorage.queues[:analysis]
    end

    test "ActiveStorage.queues[:purge] is :active_storage_purge by default" do
      app "development"

      assert_equal :active_storage_purge, ActiveStorage.queues[:purge]
    end

    test "ActiveStorage.queues[:purge] is nil without Rails 6 defaults" do
      remove_from_config '.*config\.load_defaults.*\n'

      app "development"

      assert_nil ActiveStorage.queues[:purge]
    end

    test "ActionMailbox.logger is Rails.logger by default" do
      app "development"

      assert_equal Rails.logger, ActionMailbox.logger
    end

    test "ActionMailbox.logger can be configured" do
      app_file "lib/my_logger.rb", <<-RUBY
        require "logger"
        class MyLogger < ::Logger
        end
      RUBY

      add_to_config <<-RUBY
        require "my_logger"
        config.action_mailbox.logger = MyLogger.new(STDOUT)
      RUBY

      app "development"

      assert_equal "MyLogger", ActionMailbox.logger.class.name
    end

    test "ActionMailbox.incinerate_after is 30.days by default" do
      app "development"

      assert_equal 30.days, ActionMailbox.incinerate_after
    end

    test "ActionMailbox.incinerate_after can be configured" do
      add_to_config <<-RUBY
        config.action_mailbox.incinerate_after = 14.days
      RUBY

      app "development"

      assert_equal 14.days, ActionMailbox.incinerate_after
    end

    test "ActionMailbox.queues[:incineration] is :action_mailbox_incineration by default" do
      app "development"

      assert_equal :action_mailbox_incineration, ActionMailbox.queues[:incineration]
    end

    test "ActionMailbox.queues[:incineration] can be configured" do
      add_to_config <<-RUBY
        config.action_mailbox.queues.incineration = :another_queue
      RUBY

      app "development"

      assert_equal :another_queue, ActionMailbox.queues[:incineration]
    end

    test "ActionMailbox.queues[:routing] is :action_mailbox_routing by default" do
      app "development"

      assert_equal :action_mailbox_routing, ActionMailbox.queues[:routing]
    end

    test "ActionMailbox.queues[:routing] can be configured" do
      add_to_config <<-RUBY
        config.action_mailbox.queues.routing = :another_queue
      RUBY

      app "development"

      assert_equal :another_queue, ActionMailbox.queues[:routing]
    end

    test "ActionMailer::Base.delivery_job is ActionMailer::MailDeliveryJob by default" do
      app "development"

      assert_equal ActionMailer::MailDeliveryJob, ActionMailer::Base.delivery_job
    end

    test "ActionMailer::Base.delivery_job is ActionMailer::DeliveryJob in the 5.x defaults" do
      remove_from_config '.*config\.load_defaults.*\n'
      add_to_config 'config.load_defaults "5.2"'

      app "development"

      assert_equal ActionMailer::DeliveryJob, ActionMailer::Base.delivery_job
    end

    test "ActionMailer::Base.delivery_job can be configured in the new framework defaults" do
      remove_from_config '.*config\.load_defaults.*\n'

      app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY
        Rails.application.config.action_mailer.delivery_job = "ActionMailer::MailDeliveryJob"
      RUBY

      app "development"

      assert_equal ActionMailer::MailDeliveryJob, ActionMailer::Base.delivery_job
    end

    test "ActiveRecord::Base.filter_attributes should equal to filter_parameters" do
      app_file "config/initializers/filter_parameters_logging.rb", <<-RUBY
        Rails.application.config.filter_parameters += [ :password, :credit_card_number ]
      RUBY
      app "development"
      assert_equal [ :password, :credit_card_number ], Rails.application.config.filter_parameters
      assert_equal [ :password, :credit_card_number ], ActiveRecord::Base.filter_attributes
    end

    test "ActiveStorage.routes_prefix can be configured via config.active_storage.routes_prefix" do
      app_file "config/environments/development.rb", <<-RUBY
        Rails.application.configure do
          config.active_storage.routes_prefix = '/files'
        end
      RUBY

      output = rails("routes", "-g", "active_storage")
      assert_equal <<~MESSAGE, output
                           Prefix Verb URI Pattern                                                               Controller#Action
               rails_service_blob GET  /files/blobs/:signed_id/*filename(.:format)                               active_storage/blobs#show
        rails_blob_representation GET  /files/representations/:signed_blob_id/:variation_key/*filename(.:format) active_storage/representations#show
               rails_disk_service GET  /files/disk/:encoded_key/*filename(.:format)                              active_storage/disk#show
        update_rails_disk_service PUT  /files/disk/:encoded_token(.:format)                                      active_storage/disk#update
             rails_direct_uploads POST /files/direct_uploads(.:format)                                           active_storage/direct_uploads#create
      MESSAGE
    end

    test "hosts include .localhost in development" do
      app "development"
      assert_includes Rails.application.config.hosts, ".localhost"
    end

    test "disable_sandbox is false by default" do
      app "development"

      assert_equal false, Rails.configuration.disable_sandbox
    end

    test "disable_sandbox can be overridden" do
      add_to_config <<-RUBY
        config.disable_sandbox = true
      RUBY

      app "development"

      assert Rails.configuration.disable_sandbox
    end

    private
      def force_lazy_load_hooks
        yield # Tasty clarifying sugar, homie! We only need to reference a constant to load it.
      end
  end
end