diff options
Diffstat (limited to 'activerecord/lib/active_record/fixtures.rb')
-rw-r--r-- | activerecord/lib/active_record/fixtures.rb | 230 |
1 files changed, 115 insertions, 115 deletions
diff --git a/activerecord/lib/active_record/fixtures.rb b/activerecord/lib/active_record/fixtures.rb index cad9417216..7e6512501c 100644 --- a/activerecord/lib/active_record/fixtures.rb +++ b/activerecord/lib/active_record/fixtures.rb @@ -1,30 +1,15 @@ require 'erb' - -begin - require 'psych' -rescue LoadError -end - require 'yaml' require 'zlib' require 'active_support/dependencies' -require 'active_support/core_ext/array/wrap' require 'active_support/core_ext/object/blank' -require 'active_support/core_ext/logger' -require 'active_support/ordered_hash' require 'active_record/fixtures/file' +require 'active_record/errors' -if defined? ActiveRecord +module ActiveRecord class FixtureClassNotFound < ActiveRecord::ActiveRecordError #:nodoc: end -else - class FixtureClassNotFound < StandardError #:nodoc: - end -end -class FixturesFileNotFound < StandardError; end - -module ActiveRecord # \Fixtures are a way of organizing data that you want to test against; in short, sample data. # # They are stored in YAML files, one file per model, which are placed in the directory @@ -98,7 +83,7 @@ module ActiveRecord # end # # test "find_alt_method_2" do - # assert_equal "Ruby on Rails", @rubyonrails.news + # assert_equal "Ruby on Rails", @rubyonrails.name # end # # In order to use these methods to access fixtured data within your testcases, you must specify one of the @@ -387,14 +372,23 @@ module ActiveRecord # # Any fixture labeled "DEFAULTS" is safely ignored. class Fixtures + #-- + # NOTE: an instance of Fixtures can be called fixture_set, it is normally stored in a single YAML file and possibly in a folder with the same name. + #++ MAX_ID = 2 ** 30 - 1 @@all_cached_fixtures = Hash.new { |h,k| h[k] = {} } - def self.find_table_name(table_name) # :nodoc: + def self.default_fixture_model_name(fixture_set_name) # :nodoc: ActiveRecord::Base.pluralize_table_names ? - table_name.to_s.singularize.camelize : - table_name.to_s.camelize + fixture_set_name.singularize.camelize : + fixture_set_name.camelize + end + + def self.default_fixture_table_name(fixture_set_name) # :nodoc: + "#{ ActiveRecord::Base.table_name_prefix }"\ + "#{ fixture_set_name.tr('/', '_') }"\ + "#{ ActiveRecord::Base.table_name_suffix }".to_sym end def self.reset_cache @@ -421,11 +415,11 @@ module ActiveRecord cache_for_connection(connection).update(fixtures_map) end - def self.instantiate_fixtures(object, fixture_name, fixtures, load_instances = true) + def self.instantiate_fixtures(object, fixture_set, load_instances = true) if load_instances - fixtures.each do |name, fixture| + fixture_set.each do |fixture_name, fixture| begin - object.instance_variable_set "@#{name}", fixture.find + object.instance_variable_set "@#{fixture_name}", fixture.find rescue FixtureClassNotFound nil end @@ -434,63 +428,59 @@ module ActiveRecord end def self.instantiate_all_loaded_fixtures(object, load_instances = true) - all_loaded_fixtures.each do |table_name, fixtures| - ActiveRecord::Fixtures.instantiate_fixtures(object, table_name, fixtures, load_instances) + all_loaded_fixtures.each_value do |fixture_set| + instantiate_fixtures(object, fixture_set, load_instances) end end cattr_accessor :all_loaded_fixtures self.all_loaded_fixtures = {} - def self.create_fixtures(fixtures_directory, table_names, class_names = {}) - table_names = [table_names].flatten.map { |n| n.to_s } - table_names.each { |n| - class_names[n.tr('/', '_').to_sym] = n.classify if n.include?('/') - } + def self.create_fixtures(fixtures_directory, fixture_set_names, class_names = {}) + fixture_set_names = Array(fixture_set_names).map(&:to_s) + class_names = class_names.stringify_keys # FIXME: Apparently JK uses this. connection = block_given? ? yield : ActiveRecord::Base.connection - files_to_read = table_names.reject { |table_name| - fixture_is_cached?(connection, table_name) + files_to_read = fixture_set_names.reject { |fs_name| + fixture_is_cached?(connection, fs_name) } unless files_to_read.empty? connection.disable_referential_integrity do fixtures_map = {} - fixture_files = files_to_read.map do |path| - table_name = path.tr '/', '_' - - fixtures_map[path] = ActiveRecord::Fixtures.new( + fixture_sets = files_to_read.map do |fs_name| + fixtures_map[fs_name] = new( # ActiveRecord::Fixtures.new connection, - table_name, - class_names[table_name.to_sym] || table_name.classify, - ::File.join(fixtures_directory, path)) + fs_name, + class_names[fs_name] || default_fixture_model_name(fs_name), + ::File.join(fixtures_directory, fs_name)) end all_loaded_fixtures.update(fixtures_map) connection.transaction(:requires_new => true) do - fixture_files.each do |ff| - conn = ff.model_class.respond_to?(:connection) ? ff.model_class.connection : connection - table_rows = ff.table_rows + fixture_sets.each do |fs| + conn = fs.model_class.respond_to?(:connection) ? fs.model_class.connection : connection + table_rows = fs.table_rows table_rows.keys.each do |table| conn.delete "DELETE FROM #{conn.quote_table_name(table)}", 'Fixture Delete' end - table_rows.each do |table_name,rows| + table_rows.each do |fixture_set_name, rows| rows.each do |row| - conn.insert_fixture(row, table_name) + conn.insert_fixture(row, fixture_set_name) end end end # Cap primary key sequences to max(pk). if connection.respond_to?(:reset_pk_sequence!) - table_names.each do |table_name| - connection.reset_pk_sequence!(table_name.tr('/', '_')) + fixture_sets.each do |fs| + connection.reset_pk_sequence!(fs.table_name) end end end @@ -498,7 +488,7 @@ module ActiveRecord cache_fixtures(connection, fixtures_map) end end - cached_fixtures(connection, table_names) + cached_fixtures(connection, fixture_set_names) end # Returns a consistent, platform-independent identifier for +label+. @@ -509,25 +499,24 @@ module ActiveRecord attr_reader :table_name, :name, :fixtures, :model_class - def initialize(connection, table_name, class_name, fixture_path) - @connection = connection - @table_name = table_name - @fixture_path = fixture_path - @name = table_name # preserve fixture base name - @class_name = class_name - - @fixtures = ActiveSupport::OrderedHash.new - @table_name = "#{ActiveRecord::Base.table_name_prefix}#{@table_name}#{ActiveRecord::Base.table_name_suffix}" - - # Should be an AR::Base type class - if class_name.is_a?(Class) - @table_name = class_name.table_name - @connection = class_name.connection - @model_class = class_name + def initialize(connection, name, class_name, path) + @fixtures = {} # Ordered hash + @name = name + @path = path + + if class_name.is_a?(Class) # TODO: Should be an AR::Base type class, or any? + @model_class = class_name else - @model_class = class_name.constantize rescue nil + @model_class = class_name.constantize rescue nil end + @connection = ( model_class.respond_to?(:connection) ? + model_class.connection : connection ) + + @table_name = ( model_class.respond_to?(:table_name) ? + model_class.table_name : + self.class.default_fixture_table_name(name) ) + read_fixture_files end @@ -562,11 +551,11 @@ module ActiveRecord rows[table_name] = fixtures.map do |label, fixture| row = fixture.to_hash - if model_class && model_class < ActiveRecord::Base + if model_class && model_class < ActiveRecord::Model # fill in timestamp columns if they aren't specified and the model is set to record_timestamps if model_class.record_timestamps - timestamp_column_names.each do |name| - row[name] = now unless row.key?(name) + timestamp_column_names.each do |c_name| + row[c_name] = now unless row.key?(c_name) end end @@ -644,34 +633,23 @@ module ActiveRecord end def read_fixture_files - if ::File.file?(yaml_file_path) - read_yaml_fixture_files - else - raise FixturesFileNotFound, "Could not find #{yaml_file_path}" - end - end - - def read_yaml_fixture_files - yaml_files = Dir["#{@fixture_path}/**/*.yml"].select { |f| + yaml_files = Dir["#{@path}/**/*.yml"].select { |f| ::File.file?(f) } + [yaml_file_path] yaml_files.each do |file| Fixtures::File.open(file) do |fh| - fh.each do |name, row| - fixtures[name] = ActiveRecord::Fixture.new(row, model_class) + fh.each do |fixture_name, row| + fixtures[fixture_name] = ActiveRecord::Fixture.new(row, model_class) end end end end def yaml_file_path - "#{@fixture_path}.yml" + "#{@path}.yml" end - def yaml_fixtures_key(path) - ::File.basename(@fixture_path).split(".").first - end end class Fixture #:nodoc: @@ -726,7 +704,7 @@ module ActiveRecord class_attribute :fixture_table_names class_attribute :fixture_class_names class_attribute :use_transactional_fixtures - class_attribute :use_instantiated_fixtures # true, false, or :no_instances + class_attribute :use_instantiated_fixtures # true, false, or :no_instances class_attribute :pre_loaded_fixtures self.fixture_table_names = [] @@ -734,27 +712,43 @@ module ActiveRecord self.use_instantiated_fixtures = false self.pre_loaded_fixtures = false - self.fixture_class_names = Hash.new do |h, table_name| - h[table_name] = ActiveRecord::Fixtures.find_table_name(table_name) + self.fixture_class_names = Hash.new do |h, fixture_set_name| + h[fixture_set_name] = ActiveRecord::Fixtures.default_fixture_model_name(fixture_set_name) end end module ClassMethods + # Sets the model class for a fixture when the class name cannot be inferred from the fixture name. + # + # Examples: + # + # set_fixture_class :some_fixture => SomeModel, + # 'namespaced/fixture' => Another::Model + # + # The keys must be the fixture names, that coincide with the short paths to the fixture files. + #-- + # It is also possible to pass the class name instead of the class: + # set_fixture_class 'some_fixture' => 'SomeModel' + # I think this option is redundant, i propose to deprecate it. + # Isn't it easier to always pass the class itself? + # (2011-12-20 alexeymuranov) + #++ def set_fixture_class(class_names = {}) - self.fixture_class_names = self.fixture_class_names.merge(class_names) + self.fixture_class_names = self.fixture_class_names.merge(class_names.stringify_keys) end - def fixtures(*fixture_names) - if fixture_names.first == :all - fixture_names = Dir["#{fixture_path}/**/*.{yml}"] - fixture_names.map! { |f| f[(fixture_path.size + 1)..-5] } + def fixtures(*fixture_set_names) + if fixture_set_names.first == :all + fixture_set_names = Dir["#{fixture_path}/**/*.yml"].map { |f| + File.basename f, '.yml' + } else - fixture_names = fixture_names.flatten.map { |n| n.to_s } + fixture_set_names = fixture_set_names.flatten.map { |n| n.to_s } end - self.fixture_table_names |= fixture_names - require_fixture_classes(fixture_names) - setup_fixture_accessors(fixture_names) + self.fixture_table_names |= fixture_set_names + require_fixture_classes(fixture_set_names) + setup_fixture_accessors(fixture_set_names) end def try_to_load_dependency(file_name) @@ -769,40 +763,45 @@ module ActiveRecord end end - def require_fixture_classes(fixture_names = nil) - (fixture_names || fixture_table_names).each do |fixture_name| - file_name = fixture_name.to_s + def require_fixture_classes(fixture_set_names = nil) + if fixture_set_names + fixture_set_names = fixture_set_names.map { |n| n.to_s } + else + fixture_set_names = fixture_table_names + end + + fixture_set_names.each do |file_name| file_name = file_name.singularize if ActiveRecord::Base.pluralize_table_names try_to_load_dependency(file_name) end end - def setup_fixture_accessors(fixture_names = nil) - fixture_names = Array.wrap(fixture_names || fixture_table_names) + def setup_fixture_accessors(fixture_set_names = nil) + fixture_set_names = Array(fixture_set_names || fixture_table_names) methods = Module.new do - fixture_names.each do |fixture_name| - fixture_name = fixture_name.to_s.tr('./', '_') + fixture_set_names.each do |fs_name| + fs_name = fs_name.to_s + accessor_name = fs_name.tr('/', '_').to_sym - define_method(fixture_name) do |*fixtures| - force_reload = fixtures.pop if fixtures.last == true || fixtures.last == :reload + define_method(accessor_name) do |*fixture_names| + force_reload = fixture_names.pop if fixture_names.last == true || fixture_names.last == :reload - @fixture_cache[fixture_name] ||= {} + @fixture_cache[fs_name] ||= {} - instances = fixtures.map do |fixture| - @fixture_cache[fixture_name].delete(fixture) if force_reload + instances = fixture_names.map do |f_name| + f_name = f_name.to_s + @fixture_cache[fs_name].delete(f_name) if force_reload - if @loaded_fixtures[fixture_name][fixture.to_s] - ActiveRecord::IdentityMap.without do - @fixture_cache[fixture_name][fixture] ||= @loaded_fixtures[fixture_name][fixture.to_s].find - end + if @loaded_fixtures[fs_name][f_name] + @fixture_cache[fs_name][f_name] ||= @loaded_fixtures[fs_name][f_name].find else - raise StandardError, "No fixture with name '#{fixture}' found for table '#{fixture_name}'" + raise StandardError, "No fixture named '#{f_name}' found for fixture set '#{fs_name}'" end end instances.size == 1 ? instances.first : instances end - private fixture_name + private accessor_name end end include methods @@ -825,13 +824,14 @@ module ActiveRecord end def setup_fixtures - return unless !ActiveRecord::Base.configurations.blank? + return if ActiveRecord::Base.configurations.blank? if pre_loaded_fixtures && !use_transactional_fixtures raise RuntimeError, 'pre_loaded_fixtures requires use_transactional_fixtures' end @fixture_cache = {} + @fixture_connections = [] @@already_loaded_fixtures ||= {} # Load fixtures once and begin transaction. @@ -902,8 +902,8 @@ module ActiveRecord ActiveRecord::Fixtures.instantiate_all_loaded_fixtures(self, load_instances?) else raise RuntimeError, 'Load fixtures before instantiating them.' if @loaded_fixtures.nil? - @loaded_fixtures.each do |fixture_name, fixtures| - ActiveRecord::Fixtures.instantiate_fixtures(self, fixture_name, fixtures, load_instances?) + @loaded_fixtures.each_value do |fixture_set| + ActiveRecord::Fixtures.instantiate_fixtures(self, fixture_set, load_instances?) end end end |