From 2926d73e32519d5aae332a86ac3fb3ed320a140d Mon Sep 17 00:00:00 2001 From: Godfrey Chan Date: Sat, 11 Jul 2015 05:48:16 -0700 Subject: Add tests to ensure we don't interfere with json gem's output --- .../test/core_ext/object/json_gem_encoding_test.rb | 52 ++++++++ activesupport/test/json/encoding_test.rb | 134 +++++---------------- activesupport/test/json/encoding_test_cases.rb | 76 ++++++++++++ 3 files changed, 160 insertions(+), 102 deletions(-) create mode 100644 activesupport/test/core_ext/object/json_gem_encoding_test.rb create mode 100644 activesupport/test/json/encoding_test_cases.rb (limited to 'activesupport') diff --git a/activesupport/test/core_ext/object/json_gem_encoding_test.rb b/activesupport/test/core_ext/object/json_gem_encoding_test.rb new file mode 100644 index 0000000000..4368e3e1d6 --- /dev/null +++ b/activesupport/test/core_ext/object/json_gem_encoding_test.rb @@ -0,0 +1,52 @@ +require 'abstract_unit' +require 'json' +require 'json/encoding_test_cases' + +# These test cases were added to test that we do not interfere with json gem's +# output when the AS encoder is loaded, primarily for problems reported in +# #20775. They need to be executed in isolation to reproduce the scenario +# correctly, because other test cases might have already loaded additional +# dependencies. + +# The AS::JSON encoder requires the BigDecimal core_ext, which, unfortunately, +# changes the BigDecimal#to_s output, and consequently the JSON gem output. So +# we need to require this unfront to ensure we don't get a false failure, but +# ideally we should just fix the BigDecimal core_ext to not change to_s without +# arguments. +require 'active_support/core_ext/big_decimal' + +class JsonGemEncodingTest < ActiveSupport::TestCase + include ActiveSupport::Testing::Isolation + + JSONTest::EncodingTestCases.constants.each_with_index do |name| + JSONTest::EncodingTestCases.const_get(name).each_with_index do |(subject, _), i| + test("test #{name[0..-6].underscore} #{i}") do + begin + expected = JSON.generate(subject, quirks_mode: true) + rescue JSON::GeneratorError => e + exception = e + end + + require_or_skip 'active_support/core_ext/object/json' + + if exception + assert_raises_with_message JSON::GeneratorError, e.message do + JSON.generate(subject, quirks_mode: true) + end + else + assert_equal expected, JSON.generate(subject, quirks_mode: true) + end + end + end + end + + private + def require_or_skip(file) + require(file) || skip("'#{file}' was already loaded") + end + + def assert_raises_with_message(exception_class, message, &block) + err = assert_raises(exception_class) { block.call } + assert_match message, err.message + end +end diff --git a/activesupport/test/json/encoding_test.rb b/activesupport/test/json/encoding_test.rb index ee47b97a8a..9f4b62fd8b 100644 --- a/activesupport/test/json/encoding_test.rb +++ b/activesupport/test/json/encoding_test.rb @@ -4,122 +4,24 @@ require 'active_support/core_ext/string/inflections' require 'active_support/json' require 'active_support/time' require 'time_zone_test_helpers' +require 'json/encoding_test_cases' class TestJSONEncoding < ActiveSupport::TestCase include TimeZoneTestHelpers - class Foo - def initialize(a, b) - @a, @b = a, b - end - end - - class Hashlike - def to_hash - { :foo => "hello", :bar => "world" } - end - end - - class Custom - def initialize(serialized) - @serialized = serialized - end - - def as_json(options = nil) - @serialized - end - end - - class CustomWithOptions - attr_accessor :foo, :bar - - def as_json(options={}) - options[:only] = %w(foo bar) - super(options) - end - end - - class OptionsTest - def as_json(options = :default) - options - end - end - - class HashWithAsJson < Hash - attr_accessor :as_json_called - - def initialize(*) - super - end - - def as_json(options={}) - @as_json_called = true - super - end - end - - TrueTests = [[ true, %(true) ]] - FalseTests = [[ false, %(false) ]] - NilTests = [[ nil, %(null) ]] - NumericTests = [[ 1, %(1) ], - [ 2.5, %(2.5) ], - [ 0.0/0.0, %(null) ], - [ 1.0/0.0, %(null) ], - [ -1.0/0.0, %(null) ], - [ BigDecimal('0.0')/BigDecimal('0.0'), %(null) ], - [ BigDecimal('2.5'), %("#{BigDecimal('2.5')}") ]] - - StringTests = [[ 'this is the ', %("this is the \\u003cstring\\u003e")], - [ 'a "string" with quotes & an ampersand', %("a \\"string\\" with quotes \\u0026 an ampersand") ], - [ 'http://test.host/posts/1', %("http://test.host/posts/1")], - [ "Control characters: \x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\u2028\u2029", - %("Control characters: \\u0000\\u0001\\u0002\\u0003\\u0004\\u0005\\u0006\\u0007\\b\\t\\n\\u000b\\f\\r\\u000e\\u000f\\u0010\\u0011\\u0012\\u0013\\u0014\\u0015\\u0016\\u0017\\u0018\\u0019\\u001a\\u001b\\u001c\\u001d\\u001e\\u001f\\u2028\\u2029") ]] - - ArrayTests = [[ ['a', 'b', 'c'], %([\"a\",\"b\",\"c\"]) ], - [ [1, 'a', :b, nil, false], %([1,\"a\",\"b\",null,false]) ]] - - RangeTests = [[ 1..2, %("1..2")], - [ 1...2, %("1...2")], - [ 1.5..2.5, %("1.5..2.5")]] - - SymbolTests = [[ :a, %("a") ], - [ :this, %("this") ], - [ :"a b", %("a b") ]] - - ObjectTests = [[ Foo.new(1, 2), %({\"a\":1,\"b\":2}) ]] - HashlikeTests = [[ Hashlike.new, %({\"bar\":\"world\",\"foo\":\"hello\"}) ]] - CustomTests = [[ Custom.new("custom"), '"custom"' ], - [ Custom.new(nil), 'null' ], - [ Custom.new(:a), '"a"' ], - [ Custom.new([ :foo, "bar" ]), '["foo","bar"]' ], - [ Custom.new({ :foo => "hello", :bar => "world" }), '{"bar":"world","foo":"hello"}' ], - [ Custom.new(Hashlike.new), '{"bar":"world","foo":"hello"}' ], - [ Custom.new(Custom.new(Custom.new(:a))), '"a"' ]] - - RegexpTests = [[ /^a/, '"(?-mix:^a)"' ], [/^\w{1,2}[a-z]+/ix, '"(?ix-m:^\\\\w{1,2}[a-z]+)"']] - - DateTests = [[ Date.new(2005,2,1), %("2005/02/01") ]] - TimeTests = [[ Time.utc(2005,2,1,15,15,10), %("2005/02/01 15:15:10 +0000") ]] - DateTimeTests = [[ DateTime.civil(2005,2,1,15,15,10), %("2005/02/01 15:15:10 +0000") ]] - - StandardDateTests = [[ Date.new(2005,2,1), %("2005-02-01") ]] - StandardTimeTests = [[ Time.utc(2005,2,1,15,15,10), %("2005-02-01T15:15:10.000Z") ]] - StandardDateTimeTests = [[ DateTime.civil(2005,2,1,15,15,10), %("2005-02-01T15:15:10.000+00:00") ]] - StandardStringTests = [[ 'this is the ', %("this is the ")]] - def sorted_json(json) return json unless json =~ /^\{.*\}$/ '{' + json[1..-2].split(',').sort.join(',') + '}' end - constants.grep(/Tests$/).each do |class_tests| + JSONTest::EncodingTestCases.constants.each do |class_tests| define_method("test_#{class_tests[0..-6].underscore}") do begin prev = ActiveSupport.use_standard_json_time_format ActiveSupport.escape_html_entities_in_json = class_tests !~ /^Standard/ ActiveSupport.use_standard_json_time_format = class_tests =~ /^Standard/ - self.class.const_get(class_tests).each do |pair| + JSONTest::EncodingTestCases.const_get(class_tests).each do |pair| assert_equal pair.last, sorted_json(ActiveSupport::JSON.encode(pair.first)) end ensure @@ -224,7 +126,7 @@ class TestJSONEncoding < ActiveSupport::TestCase end def test_hash_like_with_options - h = Hashlike.new + h = JSONTest::Hashlike.new json = h.to_json :only => [:foo] assert_equal({"foo"=>"hello"}, JSON.parse(json)) @@ -345,6 +247,15 @@ class TestJSONEncoding < ActiveSupport::TestCase assert_equal(%([{"address":{"city":"London"}},{"address":{"city":"Paris"}}]), json) end + class CustomWithOptions + attr_accessor :foo, :bar + + def as_json(options={}) + options[:only] = %w(foo bar) + super(options) + end + end + def test_hash_to_json_should_not_keep_options_around f = CustomWithOptions.new f.foo = "hello" @@ -365,6 +276,12 @@ class TestJSONEncoding < ActiveSupport::TestCase {"foo"=>"other_foo","test"=>"other_test"}], ActiveSupport::JSON.decode(array.to_json)) end + class OptionsTest + def as_json(options = :default) + options + end + end + def test_hash_as_json_without_options json = { foo: OptionsTest.new }.as_json assert_equal({"foo" => :default}, json) @@ -412,6 +329,19 @@ class TestJSONEncoding < ActiveSupport::TestCase assert_equal false, false.as_json end + class HashWithAsJson < Hash + attr_accessor :as_json_called + + def initialize(*) + super + end + + def as_json(options={}) + @as_json_called = true + super + end + end + def test_json_gem_dump_by_passing_active_support_encoder h = HashWithAsJson.new h[:foo] = "hello" diff --git a/activesupport/test/json/encoding_test_cases.rb b/activesupport/test/json/encoding_test_cases.rb new file mode 100644 index 0000000000..00f2fcc207 --- /dev/null +++ b/activesupport/test/json/encoding_test_cases.rb @@ -0,0 +1,76 @@ +require 'bigdecimal' + +module JSONTest + class Foo + def initialize(a, b) + @a, @b = a, b + end + end + + class Hashlike + def to_hash + { :foo => "hello", :bar => "world" } + end + end + + class Custom + def initialize(serialized) + @serialized = serialized + end + + def as_json(options = nil) + @serialized + end + end + + module EncodingTestCases + TrueTests = [[ true, %(true) ]] + FalseTests = [[ false, %(false) ]] + NilTests = [[ nil, %(null) ]] + NumericTests = [[ 1, %(1) ], + [ 2.5, %(2.5) ], + [ 0.0/0.0, %(null) ], + [ 1.0/0.0, %(null) ], + [ -1.0/0.0, %(null) ], + [ BigDecimal('0.0')/BigDecimal('0.0'), %(null) ], + [ BigDecimal('2.5'), %("#{BigDecimal('2.5')}") ]] + + StringTests = [[ 'this is the ', %("this is the \\u003cstring\\u003e")], + [ 'a "string" with quotes & an ampersand', %("a \\"string\\" with quotes \\u0026 an ampersand") ], + [ 'http://test.host/posts/1', %("http://test.host/posts/1")], + [ "Control characters: \x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\u2028\u2029", + %("Control characters: \\u0000\\u0001\\u0002\\u0003\\u0004\\u0005\\u0006\\u0007\\b\\t\\n\\u000b\\f\\r\\u000e\\u000f\\u0010\\u0011\\u0012\\u0013\\u0014\\u0015\\u0016\\u0017\\u0018\\u0019\\u001a\\u001b\\u001c\\u001d\\u001e\\u001f\\u2028\\u2029") ]] + + ArrayTests = [[ ['a', 'b', 'c'], %([\"a\",\"b\",\"c\"]) ], + [ [1, 'a', :b, nil, false], %([1,\"a\",\"b\",null,false]) ]] + + RangeTests = [[ 1..2, %("1..2")], + [ 1...2, %("1...2")], + [ 1.5..2.5, %("1.5..2.5")]] + + SymbolTests = [[ :a, %("a") ], + [ :this, %("this") ], + [ :"a b", %("a b") ]] + + ObjectTests = [[ Foo.new(1, 2), %({\"a\":1,\"b\":2}) ]] + HashlikeTests = [[ Hashlike.new, %({\"bar\":\"world\",\"foo\":\"hello\"}) ]] + CustomTests = [[ Custom.new("custom"), '"custom"' ], + [ Custom.new(nil), 'null' ], + [ Custom.new(:a), '"a"' ], + [ Custom.new([ :foo, "bar" ]), '["foo","bar"]' ], + [ Custom.new({ :foo => "hello", :bar => "world" }), '{"bar":"world","foo":"hello"}' ], + [ Custom.new(Hashlike.new), '{"bar":"world","foo":"hello"}' ], + [ Custom.new(Custom.new(Custom.new(:a))), '"a"' ]] + + RegexpTests = [[ /^a/, '"(?-mix:^a)"' ], [/^\w{1,2}[a-z]+/ix, '"(?ix-m:^\\\\w{1,2}[a-z]+)"']] + + DateTests = [[ Date.new(2005,2,1), %("2005/02/01") ]] + TimeTests = [[ Time.utc(2005,2,1,15,15,10), %("2005/02/01 15:15:10 +0000") ]] + DateTimeTests = [[ DateTime.civil(2005,2,1,15,15,10), %("2005/02/01 15:15:10 +0000") ]] + + StandardDateTests = [[ Date.new(2005,2,1), %("2005-02-01") ]] + StandardTimeTests = [[ Time.utc(2005,2,1,15,15,10), %("2005-02-01T15:15:10.000Z") ]] + StandardDateTimeTests = [[ DateTime.civil(2005,2,1,15,15,10), %("2005-02-01T15:15:10.000+00:00") ]] + StandardStringTests = [[ 'this is the ', %("this is the ")]] + end +end -- cgit v1.2.3 From 696a19fb9b82d961217d8cdba85773337bf15b17 Mon Sep 17 00:00:00 2001 From: Godfrey Chan Date: Sat, 11 Jul 2015 12:19:39 -0700 Subject: Expand the JSON test coverage for Struct and Hash (?!) --- activesupport/test/json/encoding_test_cases.rb | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'activesupport') diff --git a/activesupport/test/json/encoding_test_cases.rb b/activesupport/test/json/encoding_test_cases.rb index 00f2fcc207..0159ba8606 100644 --- a/activesupport/test/json/encoding_test_cases.rb +++ b/activesupport/test/json/encoding_test_cases.rb @@ -23,6 +23,13 @@ module JSONTest end end + class MyStruct < Struct.new(:name, :value) + def initialize(*) + @unused = "unused instance variable" + super + end + end + module EncodingTestCases TrueTests = [[ true, %(true) ]] FalseTests = [[ false, %(false) ]] @@ -41,9 +48,12 @@ module JSONTest [ "Control characters: \x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\u2028\u2029", %("Control characters: \\u0000\\u0001\\u0002\\u0003\\u0004\\u0005\\u0006\\u0007\\b\\t\\n\\u000b\\f\\r\\u000e\\u000f\\u0010\\u0011\\u0012\\u0013\\u0014\\u0015\\u0016\\u0017\\u0018\\u0019\\u001a\\u001b\\u001c\\u001d\\u001e\\u001f\\u2028\\u2029") ]] - ArrayTests = [[ ['a', 'b', 'c'], %([\"a\",\"b\",\"c\"]) ], + ArrayTests = [[ ['a', 'b', 'c'], %([\"a\",\"b\",\"c\"]) ], [ [1, 'a', :b, nil, false], %([1,\"a\",\"b\",null,false]) ]] + HashTests = [[ {foo: "bar"}, %({\"foo\":\"bar\"}) ], + [ {1 => 1, 2 => 'a', 3 => :b, 4 => nil, 5 => false}, %({\"1\":1,\"2\":\"a\",\"3\":\"b\",\"4\":null,\"5\":false}) ]] + RangeTests = [[ 1..2, %("1..2")], [ 1...2, %("1...2")], [ 1.5..2.5, %("1.5..2.5")]] @@ -54,6 +64,8 @@ module JSONTest ObjectTests = [[ Foo.new(1, 2), %({\"a\":1,\"b\":2}) ]] HashlikeTests = [[ Hashlike.new, %({\"bar\":\"world\",\"foo\":\"hello\"}) ]] + StructTests = [[ MyStruct.new(:foo, "bar"), %({\"name\":\"foo\",\"value\":\"bar\"}) ], + [ MyStruct.new(nil, nil), %({\"name\":null,\"value\":null}) ]] CustomTests = [[ Custom.new("custom"), '"custom"' ], [ Custom.new(nil), 'null' ], [ Custom.new(:a), '"a"' ], -- cgit v1.2.3 From a6b2ace016202fd38e121f5e7075c842e3e61aa3 Mon Sep 17 00:00:00 2001 From: Godfrey Chan Date: Sat, 11 Jul 2015 12:33:19 -0700 Subject: Expand coverage of JSON gem tests --- .../test/core_ext/object/json_gem_encoding_test.rb | 46 ++++++++++++++-------- 1 file changed, 30 insertions(+), 16 deletions(-) (limited to 'activesupport') diff --git a/activesupport/test/core_ext/object/json_gem_encoding_test.rb b/activesupport/test/core_ext/object/json_gem_encoding_test.rb index 4368e3e1d6..02ab17fb64 100644 --- a/activesupport/test/core_ext/object/json_gem_encoding_test.rb +++ b/activesupport/test/core_ext/object/json_gem_encoding_test.rb @@ -20,31 +20,45 @@ class JsonGemEncodingTest < ActiveSupport::TestCase JSONTest::EncodingTestCases.constants.each_with_index do |name| JSONTest::EncodingTestCases.const_get(name).each_with_index do |(subject, _), i| - test("test #{name[0..-6].underscore} #{i}") do - begin - expected = JSON.generate(subject, quirks_mode: true) - rescue JSON::GeneratorError => e - exception = e - end - - require_or_skip 'active_support/core_ext/object/json' - - if exception - assert_raises_with_message JSON::GeneratorError, e.message do - JSON.generate(subject, quirks_mode: true) - end - else - assert_equal expected, JSON.generate(subject, quirks_mode: true) - end + test("#{name[0..-6].underscore} #{i}") do + assert_same_with_or_without_active_support(subject) end end end + class CustomToJson + def to_json(*) + '"custom"' + end + end + + test "custom to_json" do + assert_same_with_or_without_active_support(CustomToJson.new) + end + private def require_or_skip(file) require(file) || skip("'#{file}' was already loaded") end + def assert_same_with_or_without_active_support(subject) + begin + expected = JSON.generate(subject, quirks_mode: true) + rescue JSON::GeneratorError => e + exception = e + end + + require_or_skip 'active_support/core_ext/object/json' + + if exception + assert_raises_with_message JSON::GeneratorError, e.message do + JSON.generate(subject, quirks_mode: true) + end + else + assert_equal expected, JSON.generate(subject, quirks_mode: true) + end + end + def assert_raises_with_message(exception_class, message, &block) err = assert_raises(exception_class) { block.call } assert_match message, err.message -- cgit v1.2.3