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
|
require "cases/helper"
require 'stringio'
class SchemaDumperTest < ActiveRecord::TestCase
def standard_dump
stream = StringIO.new
ActiveRecord::SchemaDumper.ignore_tables = []
ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
stream.string
end
def test_schema_dump
output = standard_dump
assert_match %r{create_table "accounts"}, output
assert_match %r{create_table "authors"}, output
assert_no_match %r{create_table "schema_migrations"}, output
end
def test_schema_dump_excludes_sqlite_sequence
output = standard_dump
assert_no_match %r{create_table "sqlite_sequence"}, output
end
def test_schema_dump_includes_camelcase_table_name
output = standard_dump
assert_match %r{create_table "CamelCase"}, output
end
def assert_line_up(lines, pattern, required = false)
return assert(true) if lines.empty?
matches = lines.map { |line| line.match(pattern) }
assert matches.all? if required
matches.compact!
return assert(true) if matches.empty?
assert_equal 1, matches.map{ |match| match.offset(0).first }.uniq.length
end
def column_definition_lines(output = standard_dump)
output.scan(/^( *)create_table.*?\n(.*?)^\1end/m).map{ |m| m.last.split(/\n/) }
end
def test_types_line_up
column_definition_lines.each do |column_set|
next if column_set.empty?
lengths = column_set.map do |column|
if match = column.match(/t\.(?:integer|decimal|float|datetime|timestamp|time|date|text|binary|string|boolean)\s+"/)
match[0].length
end
end
assert_equal 1, lengths.uniq.length
end
end
def test_arguments_line_up
column_definition_lines.each do |column_set|
assert_line_up(column_set, /:default => /)
assert_line_up(column_set, /:limit => /)
assert_line_up(column_set, /:null => /)
end
end
def test_no_dump_errors
output = standard_dump
assert_no_match %r{\# Could not dump table}, output
end
def test_schema_dump_includes_not_null_columns
stream = StringIO.new
ActiveRecord::SchemaDumper.ignore_tables = [/^[^r]/]
ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
output = stream.string
assert_match %r{:null => false}, output
end
def test_schema_dump_includes_limit_constraint_for_integer_columns
stream = StringIO.new
ActiveRecord::SchemaDumper.ignore_tables = [/^(?!integer_limits)/]
ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
output = stream.string
if current_adapter?(:PostgreSQLAdapter)
assert_match %r{c_int_1.*:limit => 2}, output
assert_match %r{c_int_2.*:limit => 2}, output
# int 3 is 4 bytes in postgresql
assert_match %r{c_int_3.*}, output
assert_no_match %r{c_int_3.*:limit}, output
assert_match %r{c_int_4.*}, output
assert_no_match %r{c_int_4.*:limit}, output
elsif current_adapter?(:MysqlAdapter)
assert_match %r{c_int_1.*:limit => 1}, output
assert_match %r{c_int_2.*:limit => 2}, output
assert_match %r{c_int_3.*:limit => 3}, output
assert_match %r{c_int_4.*}, output
assert_no_match %r{c_int_4.*:limit}, output
elsif current_adapter?(:SQLiteAdapter)
assert_match %r{c_int_1.*:limit => 1}, output
assert_match %r{c_int_2.*:limit => 2}, output
assert_match %r{c_int_3.*:limit => 3}, output
assert_match %r{c_int_4.*:limit => 4}, output
end
assert_match %r{c_int_without_limit.*}, output
assert_no_match %r{c_int_without_limit.*:limit}, output
if current_adapter?(:SQLiteAdapter)
assert_match %r{c_int_5.*:limit => 5}, output
assert_match %r{c_int_6.*:limit => 6}, output
assert_match %r{c_int_7.*:limit => 7}, output
assert_match %r{c_int_8.*:limit => 8}, output
elsif current_adapter?(:OracleAdapter)
assert_match %r{c_int_5.*:limit => 5}, output
assert_match %r{c_int_6.*:limit => 6}, output
assert_match %r{c_int_7.*:limit => 7}, output
assert_match %r{c_int_8.*:limit => 8}, output
else
assert_match %r{c_int_5.*:limit => 8}, output
assert_match %r{c_int_6.*:limit => 8}, output
assert_match %r{c_int_7.*:limit => 8}, output
assert_match %r{c_int_8.*:limit => 8}, output
end
end
def test_schema_dump_with_string_ignored_table
stream = StringIO.new
ActiveRecord::SchemaDumper.ignore_tables = ['accounts']
ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
output = stream.string
assert_no_match %r{create_table "accounts"}, output
assert_match %r{create_table "authors"}, output
assert_no_match %r{create_table "schema_migrations"}, output
end
def test_schema_dump_with_regexp_ignored_table
stream = StringIO.new
ActiveRecord::SchemaDumper.ignore_tables = [/^account/]
ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
output = stream.string
assert_no_match %r{create_table "accounts"}, output
assert_match %r{create_table "authors"}, output
assert_no_match %r{create_table "schema_migrations"}, output
end
def test_schema_dump_illegal_ignored_table_value
stream = StringIO.new
ActiveRecord::SchemaDumper.ignore_tables = [5]
assert_raise(StandardError) do
ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
end
end
def test_schema_dumps_index_columns_in_right_order
index_definition = standard_dump.split(/\n/).grep(/add_index.*companies/).first.strip
assert_equal 'add_index "companies", ["firm_id", "type", "rating", "ruby_type"], :name => "company_index"', index_definition
end
def test_schema_dump_should_honor_nonstandard_primary_keys
output = standard_dump
match = output.match(%r{create_table "movies"(.*)do})
assert_not_nil(match, "nonstandardpk table not found")
assert_match %r(:primary_key => "movieid"), match[1], "non-standard primary key not preserved"
end
if current_adapter?(:MysqlAdapter)
def test_schema_dump_should_not_add_default_value_for_mysql_text_field
output = standard_dump
assert_match %r{t.text\s+"body",\s+:null => false$}, output
end
def test_schema_dump_includes_length_for_mysql_blob_and_text_fields
output = standard_dump
assert_match %r{t.binary\s+"tiny_blob",\s+:limit => 255$}, output
assert_match %r{t.binary\s+"normal_blob"$}, output
assert_match %r{t.binary\s+"medium_blob",\s+:limit => 16777215$}, output
assert_match %r{t.binary\s+"long_blob",\s+:limit => 2147483647$}, output
assert_match %r{t.text\s+"tiny_text",\s+:limit => 255$}, output
assert_match %r{t.text\s+"normal_text"$}, output
assert_match %r{t.text\s+"medium_text",\s+:limit => 16777215$}, output
assert_match %r{t.text\s+"long_text",\s+:limit => 2147483647$}, output
end
end
def test_schema_dump_includes_decimal_options
stream = StringIO.new
ActiveRecord::SchemaDumper.ignore_tables = [/^[^n]/]
ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
output = stream.string
assert_match %r{:precision => 3,[[:space:]]+:scale => 2,[[:space:]]+:default => 2.78}, output
end
if current_adapter?(:PostgreSQLAdapter)
def test_schema_dump_includes_xml_shorthand_definition
output = standard_dump
if %r{create_table "postgresql_xml_data_type"} =~ output
assert_match %r{t.xml "data"}, output
end
end
end
def test_schema_dump_keeps_large_precision_integer_columns_as_decimal
output = standard_dump
# Oracle supports precision up to 38 and it identifies decimals with scale 0 as integers
if current_adapter?(:OracleAdapter)
assert_match %r{t.integer\s+"atoms_in_universe",\s+:precision => 38,\s+:scale => 0}, output
else
assert_match %r{t.decimal\s+"atoms_in_universe",\s+:precision => 55,\s+:scale => 0}, output
end
end
def test_schema_dump_keeps_id_column_when_id_is_false_and_id_column_added
output = standard_dump
match = output.match(%r{create_table "goofy_string_id"(.*)do.*\n(.*)\n})
assert_not_nil(match, "goofy_string_id table not found")
assert_match %r(:id => false), match[1], "no table id not preserved"
assert_match %r{t.string[[:space:]]+"id",[[:space:]]+:null => false$}, match[2], "non-primary key id column not preserved"
end
end
|
