2008-05-18 06:22:34 +02:00
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require "cases/helper"
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require 'stringio'
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class SchemaDumperTest < ActiveRecord::TestCase
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def standard_dump
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stream = StringIO.new
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ActiveRecord::SchemaDumper.ignore_tables = []
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
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stream.string
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end
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def test_schema_dump
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output = standard_dump
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assert_match %r{create_table "accounts"}, output
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assert_match %r{create_table "authors"}, output
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assert_no_match %r{create_table "schema_migrations"}, output
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end
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def test_schema_dump_excludes_sqlite_sequence
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output = standard_dump
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assert_no_match %r{create_table "sqlite_sequence"}, output
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end
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2009-08-04 17:16:03 +02:00
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def test_schema_dump_includes_camelcase_table_name
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output = standard_dump
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assert_match %r{create_table "CamelCase"}, output
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end
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2008-05-18 06:22:34 +02:00
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def assert_line_up(lines, pattern, required = false)
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return assert(true) if lines.empty?
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matches = lines.map { |line| line.match(pattern) }
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assert matches.all? if required
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matches.compact!
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return assert(true) if matches.empty?
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assert_equal 1, matches.map{ |match| match.offset(0).first }.uniq.length
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end
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def column_definition_lines(output = standard_dump)
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output.scan(/^( *)create_table.*?\n(.*?)^\1end/m).map{ |m| m.last.split(/\n/) }
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end
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def test_types_line_up
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column_definition_lines.each do |column_set|
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next if column_set.empty?
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lengths = column_set.map do |column|
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if match = column.match(/t\.(?:integer|decimal|float|datetime|timestamp|time|date|text|binary|string|boolean)\s+"/)
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match[0].length
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end
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end
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assert_equal 1, lengths.uniq.length
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end
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end
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def test_arguments_line_up
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column_definition_lines.each do |column_set|
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assert_line_up(column_set, /:default => /)
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assert_line_up(column_set, /:limit => /)
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assert_line_up(column_set, /:null => /)
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end
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end
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def test_no_dump_errors
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output = standard_dump
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assert_no_match %r{\# Could not dump table}, output
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end
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def test_schema_dump_includes_not_null_columns
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stream = StringIO.new
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ActiveRecord::SchemaDumper.ignore_tables = [/^[^r]/]
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
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output = stream.string
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assert_match %r{:null => false}, output
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end
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2008-09-07 07:54:05 +02:00
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def test_schema_dump_includes_limit_constraint_for_integer_columns
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stream = StringIO.new
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ActiveRecord::SchemaDumper.ignore_tables = [/^(?!integer_limits)/]
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
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output = stream.string
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if current_adapter?(:PostgreSQLAdapter)
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assert_match %r{c_int_1.*:limit => 2}, output
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assert_match %r{c_int_2.*:limit => 2}, output
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# int 3 is 4 bytes in postgresql
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assert_match %r{c_int_3.*}, output
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assert_no_match %r{c_int_3.*:limit}, output
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assert_match %r{c_int_4.*}, output
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assert_no_match %r{c_int_4.*:limit}, output
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elsif current_adapter?(:MysqlAdapter)
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assert_match %r{c_int_1.*:limit => 1}, output
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assert_match %r{c_int_2.*:limit => 2}, output
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assert_match %r{c_int_3.*:limit => 3}, output
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assert_match %r{c_int_4.*}, output
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assert_no_match %r{c_int_4.*:limit}, output
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elsif current_adapter?(:SQLiteAdapter)
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assert_match %r{c_int_1.*:limit => 1}, output
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assert_match %r{c_int_2.*:limit => 2}, output
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assert_match %r{c_int_3.*:limit => 3}, output
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assert_match %r{c_int_4.*:limit => 4}, output
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end
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assert_match %r{c_int_without_limit.*}, output
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assert_no_match %r{c_int_without_limit.*:limit}, output
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if current_adapter?(:SQLiteAdapter)
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assert_match %r{c_int_5.*:limit => 5}, output
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assert_match %r{c_int_6.*:limit => 6}, output
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assert_match %r{c_int_7.*:limit => 7}, output
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assert_match %r{c_int_8.*:limit => 8}, output
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else
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assert_match %r{c_int_5.*:limit => 8}, output
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assert_match %r{c_int_6.*:limit => 8}, output
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assert_match %r{c_int_7.*:limit => 8}, output
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assert_match %r{c_int_8.*:limit => 8}, output
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end
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end
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2008-05-18 06:22:34 +02:00
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def test_schema_dump_with_string_ignored_table
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stream = StringIO.new
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ActiveRecord::SchemaDumper.ignore_tables = ['accounts']
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
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output = stream.string
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assert_no_match %r{create_table "accounts"}, output
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assert_match %r{create_table "authors"}, output
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assert_no_match %r{create_table "schema_migrations"}, output
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end
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def test_schema_dump_with_regexp_ignored_table
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stream = StringIO.new
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ActiveRecord::SchemaDumper.ignore_tables = [/^account/]
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
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output = stream.string
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assert_no_match %r{create_table "accounts"}, output
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assert_match %r{create_table "authors"}, output
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assert_no_match %r{create_table "schema_migrations"}, output
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end
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def test_schema_dump_illegal_ignored_table_value
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stream = StringIO.new
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ActiveRecord::SchemaDumper.ignore_tables = [5]
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assert_raise(StandardError) do
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
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end
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end
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2009-08-04 17:16:03 +02:00
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def test_schema_dumps_index_columns_in_right_order
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index_definition = standard_dump.split(/\n/).grep(/add_index.*companies/).first.strip
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assert_equal 'add_index "companies", ["firm_id", "type", "rating", "ruby_type"], :name => "company_index"', index_definition
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end
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def test_schema_dump_should_honor_nonstandard_primary_keys
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output = standard_dump
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match = output.match(%r{create_table "movies"(.*)do})
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assert_not_nil(match, "nonstandardpk table not found")
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assert_match %r(:primary_key => "movieid"), match[1], "non-standard primary key not preserved"
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end
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2008-05-18 06:22:34 +02:00
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if current_adapter?(:MysqlAdapter)
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def test_schema_dump_should_not_add_default_value_for_mysql_text_field
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output = standard_dump
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assert_match %r{t.text\s+"body",\s+:null => false$}, output
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end
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def test_schema_dump_includes_length_for_mysql_blob_and_text_fields
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output = standard_dump
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assert_match %r{t.binary\s+"tiny_blob",\s+:limit => 255$}, output
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assert_match %r{t.binary\s+"normal_blob"$}, output
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assert_match %r{t.binary\s+"medium_blob",\s+:limit => 16777215$}, output
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assert_match %r{t.binary\s+"long_blob",\s+:limit => 2147483647$}, output
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assert_match %r{t.text\s+"tiny_text",\s+:limit => 255$}, output
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assert_match %r{t.text\s+"normal_text"$}, output
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assert_match %r{t.text\s+"medium_text",\s+:limit => 16777215$}, output
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assert_match %r{t.text\s+"long_text",\s+:limit => 2147483647$}, output
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end
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end
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def test_schema_dump_includes_decimal_options
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stream = StringIO.new
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ActiveRecord::SchemaDumper.ignore_tables = [/^[^n]/]
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
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output = stream.string
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assert_match %r{:precision => 3,[[:space:]]+:scale => 2,[[:space:]]+:default => 2.78}, output
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end
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end
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