class SchemaDumperTest
Public Instance Methods
assert_no_line_up(lines, pattern)
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# File activerecord/test/cases/schema_dumper_test.rb, line 82 def assert_no_line_up(lines, pattern) return assert(true) if lines.empty? matches = lines.map { |line| line.match(pattern) } matches.compact! return assert(true) if matches.empty? line_matches = lines.map { |line| [line, line.match(pattern)] }.select { |line, match| match } assert line_matches.all? { |line, match| start = match.offset(0).first line[start - 2..start - 1] == ", " } end
change()
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# File activerecord/test/cases/schema_dumper_test.rb, line 437 def change create_table("cats") do |t| end create_table("omg_cats") do |t| end end
column_definition_lines(output = standard_dump)
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# File activerecord/test/cases/schema_dumper_test.rb, line 94 def column_definition_lines(output = standard_dump) output.scan(/^( *)create_table.*?\n(.*?)^\1end/m).map { |m| m.last.split(/\n/) } end
perform_schema_dump()
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# File activerecord/test/cases/schema_dumper_test.rb, line 18 def perform_schema_dump dump_all_table_schema [] end
standard_dump()
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# File activerecord/test/cases/schema_dumper_test.rb, line 14 def standard_dump @@standard_dump ||= perform_schema_dump end
test_arguments_no_line_up()
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# File activerecord/test/cases/schema_dumper_test.rb, line 106 def test_arguments_no_line_up column_definition_lines.each do |column_set| assert_no_line_up(column_set, /default: /) assert_no_line_up(column_set, /limit: /) assert_no_line_up(column_set, /null: /) end end
test_do_not_dump_foreign_keys_for_ignored_tables()
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# File activerecord/test/cases/schema_dumper_test.rb, line 359 def test_do_not_dump_foreign_keys_for_ignored_tables output = dump_table_schema "authors" assert_equal ["authors"], output.scan(/^\s*add_foreign_key "([^"]+)".+$/).flatten end
test_dump_schema_information_outputs_lexically_ordered_versions()
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# File activerecord/test/cases/schema_dumper_test.rb, line 28 def test_dump_schema_information_outputs_lexically_ordered_versions versions = %w{ 20100101010101 20100201010101 20100301010101 } versions.reverse_each do |v| ActiveRecord::SchemaMigration.create!(version: v) end schema_info = ActiveRecord::Base.connection.dump_schema_information assert_match(/20100201010101.*20100301010101/m, schema_info) ensure ActiveRecord::SchemaMigration.delete_all end
test_dump_schema_information_with_empty_versions()
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# File activerecord/test/cases/schema_dumper_test.rb, line 22 def test_dump_schema_information_with_empty_versions ActiveRecord::SchemaMigration.delete_all schema_info = ActiveRecord::Base.connection.dump_schema_information assert_no_match(/INSERT INTO/, schema_info) end
test_foreign_keys_are_dumped_at_the_bottom_to_circumvent_dependency_issues()
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# File activerecord/test/cases/schema_dumper_test.rb, line 354 def test_foreign_keys_are_dumped_at_the_bottom_to_circumvent_dependency_issues output = standard_dump assert_match(/^\s+add_foreign_key "fk_test_has_fk"[^\n]+\n\s+add_foreign_key "lessons_students"/, output) end
test_no_dump_errors()
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# File activerecord/test/cases/schema_dumper_test.rb, line 114 def test_no_dump_errors output = standard_dump assert_no_match %r{\# Could not dump table}, output end
test_schema_does_not_include_limit_for_emulated_mysql_boolean_fields()
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# File activerecord/test/cases/schema_dumper_test.rb, line 248 def test_schema_does_not_include_limit_for_emulated_mysql_boolean_fields output = standard_dump assert_no_match %r{t\.boolean\s+"has_fun",.+limit: 1}, output end
test_schema_dump()
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# File activerecord/test/cases/schema_dumper_test.rb, line 58 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{(?<=, ) do \|t\|}, output assert_no_match %r{create_table "schema_migrations"}, output assert_no_match %r{create_table "ar_internal_metadata"}, output end
test_schema_dump_allows_array_of_decimal_defaults()
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# File activerecord/test/cases/schema_dumper_test.rb, line 276 def test_schema_dump_allows_array_of_decimal_defaults output = dump_table_schema "bigint_array" assert_match %r{t\.decimal\s+"decimal_array_default",\s+default: \["1.23", "3.45"\],\s+array: true}, output end
test_schema_dump_does_not_include_limit_for_binary_field()
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# File activerecord/test/cases/schema_dumper_test.rb, line 219 def test_schema_dump_does_not_include_limit_for_binary_field output = dump_table_schema "binaries" assert_match %r{t\.binary\s+"data"$}, output end
test_schema_dump_does_not_include_limit_for_float_field()
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# File activerecord/test/cases/schema_dumper_test.rb, line 224 def test_schema_dump_does_not_include_limit_for_float_field output = dump_table_schema "numeric_data" assert_match %r{t\.float\s+"temperature"$}, output end
test_schema_dump_does_not_include_limit_for_text_field()
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# File activerecord/test/cases/schema_dumper_test.rb, line 214 def test_schema_dump_does_not_include_limit_for_text_field output = dump_table_schema "admin_users" assert_match %r{t\.text\s+"params"$}, output end
test_schema_dump_excludes_sqlite_sequence()
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# File activerecord/test/cases/schema_dumper_test.rb, line 72 def test_schema_dump_excludes_sqlite_sequence output = standard_dump assert_no_match %r{create_table "sqlite_sequence"}, output end
test_schema_dump_expression_indices()
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# File activerecord/test/cases/schema_dumper_test.rb, line 281 def test_schema_dump_expression_indices index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*company_expression_index/).first.strip assert_equal 't.index "lower((name)::text)", name: "company_expression_index"', index_definition end
test_schema_dump_includes_bigint_default()
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# File activerecord/test/cases/schema_dumper_test.rb, line 266 def test_schema_dump_includes_bigint_default output = dump_table_schema "defaults" assert_match %r{t\.bigint\s+"bigint_default",\s+default: 0}, output end
test_schema_dump_includes_camelcase_table_name()
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# File activerecord/test/cases/schema_dumper_test.rb, line 77 def test_schema_dump_includes_camelcase_table_name output = standard_dump assert_match %r{create_table "CamelCase"}, output end
test_schema_dump_includes_decimal_options()
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# File activerecord/test/cases/schema_dumper_test.rb, line 260 def test_schema_dump_includes_decimal_options output = dump_all_table_schema([/^[^n]/]) assert_match %r{precision: 3,[[:space:]]+scale: 2,[[:space:]]+default: "2\.78"}, output end
test_schema_dump_includes_extensions()
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# File activerecord/test/cases/schema_dumper_test.rb, line 298 def test_schema_dump_includes_extensions connection = ActiveRecord::Base.connection connection.stubs(:extensions).returns(["hstore"]) output = perform_schema_dump assert_match "# These are extensions that must be enabled", output assert_match %r{enable_extension "hstore"}, output connection.stubs(:extensions).returns([]) output = perform_schema_dump assert_no_match "# These are extensions that must be enabled", output assert_no_match %r{enable_extension}, output end
test_schema_dump_includes_extensions_in_alphabetic_order()
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# File activerecord/test/cases/schema_dumper_test.rb, line 312 def test_schema_dump_includes_extensions_in_alphabetic_order connection = ActiveRecord::Base.connection connection.stubs(:extensions).returns(["hstore", "uuid-ossp", "xml2"]) output = perform_schema_dump enabled_extensions = output.scan(%r{enable_extension "(.+)"}).flatten assert_equal ["hstore", "uuid-ossp", "xml2"], enabled_extensions connection.stubs(:extensions).returns(["uuid-ossp", "xml2", "hstore"]) output = perform_schema_dump enabled_extensions = output.scan(%r{enable_extension "(.+)"}).flatten assert_equal ["hstore", "uuid-ossp", "xml2"], enabled_extensions end
test_schema_dump_includes_length_for_mysql_binary_fields()
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# File activerecord/test/cases/schema_dumper_test.rb, line 230 def test_schema_dump_includes_length_for_mysql_binary_fields output = standard_dump assert_match %r{t\.binary\s+"var_binary",\s+limit: 255$}, output assert_match %r{t\.binary\s+"var_binary_large",\s+limit: 4095$}, output end
test_schema_dump_includes_length_for_mysql_blob_and_text_fields()
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# File activerecord/test/cases/schema_dumper_test.rb, line 236 def test_schema_dump_includes_length_for_mysql_blob_and_text_fields output = standard_dump assert_match %r{t\.blob\s+"tiny_blob",\s+limit: 255$}, 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: 4294967295$}, output assert_match %r{t\.text\s+"tiny_text",\s+limit: 255$}, 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: 4294967295$}, output end
test_schema_dump_includes_limit_constraint_for_integer_columns()
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# File activerecord/test/cases/schema_dumper_test.rb, line 124 def test_schema_dump_includes_limit_constraint_for_integer_columns output = dump_all_table_schema([/^(?!integer_limits)/]) assert_match %r{"c_int_without_limit"(?!.*limit)}, output if current_adapter?(:PostgreSQLAdapter) assert_match %r{c_int_1.*limit: 2}, output assert_match %r{c_int_2.*limit: 2}, output # int 3 is 4 bytes in postgresql assert_match %r{"c_int_3"(?!.*limit)}, output assert_match %r{"c_int_4"(?!.*limit)}, output elsif current_adapter?(:Mysql2Adapter) assert_match %r{c_int_1.*limit: 1}, output assert_match %r{c_int_2.*limit: 2}, output assert_match %r{c_int_3.*limit: 3}, output assert_match %r{"c_int_4"(?!.*limit)}, output elsif current_adapter?(:SQLite3Adapter) assert_match %r{c_int_1.*limit: 1}, output assert_match %r{c_int_2.*limit: 2}, output assert_match %r{c_int_3.*limit: 3}, output assert_match %r{c_int_4.*limit: 4}, output end if current_adapter?(:SQLite3Adapter, :OracleAdapter) assert_match %r{c_int_5.*limit: 5}, output assert_match %r{c_int_6.*limit: 6}, output assert_match %r{c_int_7.*limit: 7}, output assert_match %r{c_int_8.*limit: 8}, output else assert_match %r{t\.bigint\s+"c_int_5"$}, output assert_match %r{t\.bigint\s+"c_int_6"$}, output assert_match %r{t\.bigint\s+"c_int_7"$}, output assert_match %r{t\.bigint\s+"c_int_8"$}, output end end
test_schema_dump_includes_limit_on_array_type()
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# File activerecord/test/cases/schema_dumper_test.rb, line 271 def test_schema_dump_includes_limit_on_array_type output = dump_table_schema "bigint_array" assert_match %r{t\.bigint\s+"big_int_data_points\",\s+array: true}, output end
test_schema_dump_includes_not_null_columns()
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# File activerecord/test/cases/schema_dumper_test.rb, line 119 def test_schema_dump_includes_not_null_columns output = dump_all_table_schema([/^[^r]/]) assert_match %r{null: false}, output end
test_schema_dump_interval_type()
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# File activerecord/test/cases/schema_dumper_test.rb, line 286 def test_schema_dump_interval_type output = dump_table_schema "postgresql_times" assert_match %r{t\.interval\s+"time_interval"$}, output assert_match %r{t\.interval\s+"scaled_time_interval",\s+precision: 6$}, output end
test_schema_dump_keeps_id_column_when_id_is_false_and_id_column_added()
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# File activerecord/test/cases/schema_dumper_test.rb, line 340 def test_schema_dump_keeps_id_column_when_id_is_false_and_id_column_added output = standard_dump match = output.match(%r{create_table "goofy_string_id"(.*)do.*\n(.*)\n}) assert_not_nil(match, "goofy_string_id table not found") assert_match %r(id: false), match[1], "no table id not preserved" assert_match %r{t\.string\s+"id",.*?null: false$}, match[2], "non-primary key id column not preserved" end
test_schema_dump_keeps_id_false_when_id_is_false_and_unique_not_null_column_added()
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# File activerecord/test/cases/schema_dumper_test.rb, line 348 def test_schema_dump_keeps_id_false_when_id_is_false_and_unique_not_null_column_added output = standard_dump assert_match %r{create_table "string_key_objects", id: false}, output end
test_schema_dump_keeps_large_precision_integer_columns_as_decimal()
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# File activerecord/test/cases/schema_dumper_test.rb, line 328 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}, output elsif current_adapter?(:FbAdapter) assert_match %r{t\.integer\s+"atoms_in_universe",\s+precision: 18}, output else assert_match %r{t\.decimal\s+"atoms_in_universe",\s+precision: 55}, output end end
test_schema_dump_oid_type()
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# File activerecord/test/cases/schema_dumper_test.rb, line 292 def test_schema_dump_oid_type output = dump_table_schema "postgresql_oids" assert_match %r{t\.oid\s+"obj_id"$}, output end
test_schema_dump_should_honor_nonstandard_primary_keys()
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# File activerecord/test/cases/schema_dumper_test.rb, line 202 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
test_schema_dump_should_use_false_as_default()
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# File activerecord/test/cases/schema_dumper_test.rb, line 209 def test_schema_dump_should_use_false_as_default output = dump_table_schema "booleans" assert_match %r{t\.boolean\s+"has_fun",.+default: false}, output end
test_schema_dump_uses_force_cascade_on_create_table()
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# File activerecord/test/cases/schema_dumper_test.rb, line 67 def test_schema_dump_uses_force_cascade_on_create_table output = dump_table_schema "authors" assert_match %r{create_table "authors",.* force: :cascade}, output end
test_schema_dump_with_regexp_ignored_table()
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# File activerecord/test/cases/schema_dumper_test.rb, line 170 def test_schema_dump_with_regexp_ignored_table output = dump_all_table_schema([/^account/]) assert_no_match %r{create_table "accounts"}, output assert_match %r{create_table "authors"}, output assert_no_match %r{create_table "schema_migrations"}, output assert_no_match %r{create_table "ar_internal_metadata"}, output end
test_schema_dump_with_string_ignored_table()
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# File activerecord/test/cases/schema_dumper_test.rb, line 162 def test_schema_dump_with_string_ignored_table output = dump_all_table_schema(["accounts"]) assert_no_match %r{create_table "accounts"}, output assert_match %r{create_table "authors"}, output assert_no_match %r{create_table "schema_migrations"}, output assert_no_match %r{create_table "ar_internal_metadata"}, output end
test_schema_dump_with_table_name_prefix_and_ignoring_tables()
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# File activerecord/test/cases/schema_dumper_test.rb, line 433 def test_schema_dump_with_table_name_prefix_and_ignoring_tables original, $stdout = $stdout, StringIO.new create_cat_migration = Class.new(ActiveRecord::Migration::Current) do def change create_table("cats") do |t| end create_table("omg_cats") do |t| end end end original_table_name_prefix = ActiveRecord::Base.table_name_prefix original_schema_dumper_ignore_tables = ActiveRecord::SchemaDumper.ignore_tables ActiveRecord::Base.table_name_prefix = "omg_" ActiveRecord::SchemaDumper.ignore_tables = ["cats"] migration = create_cat_migration.new migration.migrate(:up) stream = StringIO.new output = ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream).string assert_match %r{create_table "omg_cats"}, output refute_match %r{create_table "cats"}, output ensure migration.migrate(:down) ActiveRecord::Base.table_name_prefix = original_table_name_prefix ActiveRecord::SchemaDumper.ignore_tables = original_schema_dumper_ignore_tables $stdout = original end
test_schema_dump_with_table_name_prefix_and_suffix()
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# File activerecord/test/cases/schema_dumper_test.rb, line 383 def test_schema_dump_with_table_name_prefix_and_suffix original, $stdout = $stdout, StringIO.new ActiveRecord::Base.table_name_prefix = "foo_" ActiveRecord::Base.table_name_suffix = "_bar" migration = CreateDogMigration.new migration.migrate(:up) output = perform_schema_dump assert_no_match %r{create_table "foo_.+_bar"}, output assert_no_match %r{add_index "foo_.+_bar"}, output assert_no_match %r{create_table "schema_migrations"}, output assert_no_match %r{create_table "ar_internal_metadata"}, output if ActiveRecord::Base.connection.supports_foreign_keys? assert_no_match %r{add_foreign_key "foo_.+_bar"}, output assert_no_match %r{add_foreign_key "[^"]+", "foo_.+_bar"}, output end ensure migration.migrate(:down) ActiveRecord::Base.table_name_suffix = ActiveRecord::Base.table_name_prefix = "" $stdout = original end
test_schema_dump_with_table_name_prefix_and_suffix_regexp_escape()
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# File activerecord/test/cases/schema_dumper_test.rb, line 408 def test_schema_dump_with_table_name_prefix_and_suffix_regexp_escape original, $stdout = $stdout, StringIO.new ActiveRecord::Base.table_name_prefix = "foo$" ActiveRecord::Base.table_name_suffix = "$bar" migration = CreateDogMigration.new migration.migrate(:up) output = perform_schema_dump assert_no_match %r{create_table "foo\$.+\$bar"}, output assert_no_match %r{add_index "foo\$.+\$bar"}, output assert_no_match %r{create_table "schema_migrations"}, output assert_no_match %r{create_table "ar_internal_metadata"}, output if ActiveRecord::Base.connection.supports_foreign_keys? assert_no_match %r{add_foreign_key "foo\$.+\$bar"}, output assert_no_match %r{add_foreign_key "[^"]+", "foo\$.+\$bar"}, output end ensure migration.migrate(:down) ActiveRecord::Base.table_name_suffix = ActiveRecord::Base.table_name_prefix = "" $stdout = original end
test_schema_dumps_index_columns_in_right_order()
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# File activerecord/test/cases/schema_dumper_test.rb, line 178 def test_schema_dumps_index_columns_in_right_order index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*company_index/).first.strip if current_adapter?(:PostgreSQLAdapter) assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", order: { rating: :desc }', index_definition elsif current_adapter?(:Mysql2Adapter) if ActiveRecord::Base.connection.supports_index_sort_order? assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", length: { type: 10 }, order: { rating: :desc }', index_definition else assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", length: { type: 10 }', index_definition end else assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index"', index_definition end end
test_schema_dumps_index_type()
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# File activerecord/test/cases/schema_dumper_test.rb, line 253 def test_schema_dumps_index_type output = dump_table_schema "key_tests" assert_match %r{t\.index \["awesome"\], name: "index_key_tests_on_awesome", type: :fulltext$}, output assert_match %r{t\.index \["pizza"\], name: "index_key_tests_on_pizza"$}, output end
test_schema_dumps_partial_indices()
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# File activerecord/test/cases/schema_dumper_test.rb, line 193 def test_schema_dumps_partial_indices index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*company_partial_index/).first.strip if current_adapter?(:PostgreSQLAdapter, :SQLite3Adapter) && ActiveRecord::Base.connection.supports_partial_index? assert_equal 't.index ["firm_id", "type"], name: "company_partial_index", where: "(rating > 10)"', index_definition else assert_equal 't.index ["firm_id", "type"], name: "company_partial_index"', index_definition end end
test_types_no_line_up()
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# File activerecord/test/cases/schema_dumper_test.rb, line 98 def test_types_no_line_up column_definition_lines.each do |column_set| next if column_set.empty? assert column_set.all? { |column| !column.match(/\bt\.\w+\s{2,}/) } end end