require 'abstract_unit' require "#{File.dirname(__FILE__)}/../lib/active_record/schema_dumper" require 'stringio' if ActiveRecord::Base.connection.respond_to?(:tables) class SchemaDumperTest < Test::Unit::TestCase def standard_dump stream = StringIO.new 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_info"}, 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 test_arguments_line_up output = standard_dump output.scan(/^( *)create_table.*?\n(.*?)^\1end/m).map{ |m| m.last.split(/\n/) }.each do |column_set| assert_line_up(column_set, /:(?:integer|float|datetime|timestamp|time|date|text|binary|string|boolean)/, true) 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 = [/^[^s]/] ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream) output = stream.string assert_match %r{:null => false}, output 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_info"}, 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_info"}, 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 end end