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rails--rails/activerecord/test/cases/fixtures_test.rb
Ken Collins 87adecfef5 Reimplement Fixtures.identify so that it consistently generates identities across ruby versions.
[#2633 state:committed]

Signed-off-by: Jeremy Kemper <jeremy@bitsweat.net>
2009-05-18 13:40:45 -07:00

656 lines
20 KiB
Ruby

require "cases/helper"
require 'models/post'
require 'models/binary'
require 'models/topic'
require 'models/computer'
require 'models/developer'
require 'models/company'
require 'models/task'
require 'models/reply'
require 'models/joke'
require 'models/course'
require 'models/category'
require 'models/parrot'
require 'models/pirate'
require 'models/treasure'
require 'models/matey'
require 'models/ship'
require 'models/book'
class FixturesTest < ActiveRecord::TestCase
self.use_instantiated_fixtures = true
self.use_transactional_fixtures = false
fixtures :topics, :developers, :accounts, :tasks, :categories, :funny_jokes, :binaries
FIXTURES = %w( accounts binaries companies customers
developers developers_projects entrants
movies projects subscribers topics tasks )
MATCH_ATTRIBUTE_NAME = /[a-zA-Z][-_\w]*/
def test_clean_fixtures
FIXTURES.each do |name|
fixtures = nil
assert_nothing_raised { fixtures = create_fixtures(name) }
assert_kind_of(Fixtures, fixtures)
fixtures.each { |name, fixture|
fixture.each { |key, value|
assert_match(MATCH_ATTRIBUTE_NAME, key)
}
}
end
end
def test_multiple_clean_fixtures
fixtures_array = nil
assert_nothing_raised { fixtures_array = create_fixtures(*FIXTURES) }
assert_kind_of(Array, fixtures_array)
fixtures_array.each { |fixtures| assert_kind_of(Fixtures, fixtures) }
end
def test_attributes
topics = create_fixtures("topics")
assert_equal("The First Topic", topics["first"]["title"])
assert_nil(topics["second"]["author_email_address"])
end
def test_inserts
topics = create_fixtures("topics")
first_row = ActiveRecord::Base.connection.select_one("SELECT * FROM topics WHERE author_name = 'David'")
assert_equal("The First Topic", first_row["title"])
second_row = ActiveRecord::Base.connection.select_one("SELECT * FROM topics WHERE author_name = 'Mary'")
assert_nil(second_row["author_email_address"])
end
if ActiveRecord::Base.connection.supports_migrations?
def test_inserts_with_pre_and_suffix
# Reset cache to make finds on the new table work
Fixtures.reset_cache
ActiveRecord::Base.connection.create_table :prefix_topics_suffix do |t|
t.column :title, :string
t.column :author_name, :string
t.column :author_email_address, :string
t.column :written_on, :datetime
t.column :bonus_time, :time
t.column :last_read, :date
t.column :content, :string
t.column :approved, :boolean, :default => true
t.column :replies_count, :integer, :default => 0
t.column :parent_id, :integer
t.column :type, :string, :limit => 50
end
# Store existing prefix/suffix
old_prefix = ActiveRecord::Base.table_name_prefix
old_suffix = ActiveRecord::Base.table_name_suffix
# Set a prefix/suffix we can test against
ActiveRecord::Base.table_name_prefix = 'prefix_'
ActiveRecord::Base.table_name_suffix = '_suffix'
topics = create_fixtures("topics")
first_row = ActiveRecord::Base.connection.select_one("SELECT * FROM prefix_topics_suffix WHERE author_name = 'David'")
assert_equal("The First Topic", first_row["title"])
second_row = ActiveRecord::Base.connection.select_one("SELECT * FROM prefix_topics_suffix WHERE author_name = 'Mary'")
assert_nil(second_row["author_email_address"])
# This checks for a caching problem which causes a bug in the fixtures
# class-level configuration helper.
assert_not_nil topics, "Fixture data inserted, but fixture objects not returned from create"
ensure
# Restore prefix/suffix to its previous values
ActiveRecord::Base.table_name_prefix = old_prefix
ActiveRecord::Base.table_name_suffix = old_suffix
ActiveRecord::Base.connection.drop_table :prefix_topics_suffix rescue nil
end
end
def test_insert_with_datetime
topics = create_fixtures("tasks")
first = Task.find(1)
assert first
end
def test_logger_level_invariant
level = ActiveRecord::Base.logger.level
create_fixtures('topics')
assert_equal level, ActiveRecord::Base.logger.level
end
def test_instantiation
topics = create_fixtures("topics")
assert_kind_of Topic, topics["first"].find
end
def test_complete_instantiation
assert_equal 4, @topics.size
assert_equal "The First Topic", @first.title
end
def test_fixtures_from_root_yml_with_instantiation
# assert_equal 2, @accounts.size
assert_equal 50, @unknown.credit_limit
end
def test_erb_in_fixtures
assert_equal 11, @developers.size
assert_equal "fixture_5", @dev_5.name
end
def test_empty_yaml_fixture
assert_not_nil Fixtures.new( Account.connection, "accounts", 'Account', FIXTURES_ROOT + "/naked/yml/accounts")
end
def test_empty_yaml_fixture_with_a_comment_in_it
assert_not_nil Fixtures.new( Account.connection, "companies", 'Company', FIXTURES_ROOT + "/naked/yml/companies")
end
def test_dirty_dirty_yaml_file
assert_raise(Fixture::FormatError) do
Fixtures.new( Account.connection, "courses", 'Course', FIXTURES_ROOT + "/naked/yml/courses")
end
end
def test_empty_csv_fixtures
assert_not_nil Fixtures.new( Account.connection, "accounts", 'Account', FIXTURES_ROOT + "/naked/csv/accounts")
end
def test_omap_fixtures
assert_nothing_raised do
fixtures = Fixtures.new(Account.connection, 'categories', 'Category', FIXTURES_ROOT + "/categories_ordered")
i = 0
fixtures.each do |name, fixture|
assert_equal "fixture_no_#{i}", name
assert_equal "Category #{i}", fixture['name']
i += 1
end
end
end
def test_yml_file_in_subdirectory
assert_equal(categories(:sub_special_1).name, "A special category in a subdir file")
assert_equal(categories(:sub_special_1).class, SpecialCategory)
end
def test_subsubdir_file_with_arbitrary_name
assert_equal(categories(:sub_special_3).name, "A special category in an arbitrarily named subsubdir file")
assert_equal(categories(:sub_special_3).class, SpecialCategory)
end
def test_binary_in_fixtures
assert_equal 1, @binaries.size
data = File.read(ASSETS_ROOT + "/flowers.jpg")
data.force_encoding('ASCII-8BIT') if data.respond_to?(:force_encoding)
data.freeze
assert_equal data, @flowers.data
end
end
if Account.connection.respond_to?(:reset_pk_sequence!)
class FixturesResetPkSequenceTest < ActiveRecord::TestCase
fixtures :accounts
fixtures :companies
def setup
@instances = [Account.new(:credit_limit => 50), Company.new(:name => 'RoR Consulting')]
Fixtures.reset_cache # make sure tables get reinitialized
end
def test_resets_to_min_pk_with_specified_pk_and_sequence
@instances.each do |instance|
model = instance.class
model.delete_all
model.connection.reset_pk_sequence!(model.table_name, model.primary_key, model.sequence_name)
instance.save!
assert_equal 1, instance.id, "Sequence reset for #{model.table_name} failed."
end
end
def test_resets_to_min_pk_with_default_pk_and_sequence
@instances.each do |instance|
model = instance.class
model.delete_all
model.connection.reset_pk_sequence!(model.table_name)
instance.save!
assert_equal 1, instance.id, "Sequence reset for #{model.table_name} failed."
end
end
def test_create_fixtures_resets_sequences_when_not_cached
@instances.each do |instance|
max_id = create_fixtures(instance.class.table_name).inject(0) do |max_id, (name, fixture)|
fixture_id = fixture['id'].to_i
fixture_id > max_id ? fixture_id : max_id
end
# Clone the last fixture to check that it gets the next greatest id.
instance.save!
assert_equal max_id + 1, instance.id, "Sequence reset for #{instance.class.table_name} failed."
end
end
end
end
class FixturesWithoutInstantiationTest < ActiveRecord::TestCase
self.use_instantiated_fixtures = false
fixtures :topics, :developers, :accounts
def test_without_complete_instantiation
assert_nil @first
assert_nil @topics
assert_nil @developers
assert_nil @accounts
end
def test_fixtures_from_root_yml_without_instantiation
assert_nil @unknown
end
def test_accessor_methods
assert_equal "The First Topic", topics(:first).title
assert_equal "Jamis", developers(:jamis).name
assert_equal 50, accounts(:signals37).credit_limit
end
def test_accessor_methods_with_multiple_args
assert_equal 2, topics(:first, :second).size
assert_raise(StandardError) { topics([:first, :second]) }
end
def test_reloading_fixtures_through_accessor_methods
assert_equal "The First Topic", topics(:first).title
@loaded_fixtures['topics']['first'].expects(:find).returns(stub(:title => "Fresh Topic!"))
assert_equal "Fresh Topic!", topics(:first, true).title
end
end
class FixturesWithoutInstanceInstantiationTest < ActiveRecord::TestCase
self.use_instantiated_fixtures = true
self.use_instantiated_fixtures = :no_instances
fixtures :topics, :developers, :accounts
def test_without_instance_instantiation
assert_nil @first
assert_not_nil @topics
assert_not_nil @developers
assert_not_nil @accounts
end
end
class TransactionalFixturesTest < ActiveRecord::TestCase
self.use_instantiated_fixtures = true
self.use_transactional_fixtures = true
fixtures :topics
def test_destroy
assert_not_nil @first
@first.destroy
end
def test_destroy_just_kidding
assert_not_nil @first
end
end
class MultipleFixturesTest < ActiveRecord::TestCase
fixtures :topics
fixtures :developers, :accounts
def test_fixture_table_names
assert_equal %w(topics developers accounts), fixture_table_names
end
end
class SetupTest < ActiveRecord::TestCase
# fixtures :topics
def setup
@first = true
end
def test_nothing
end
end
class SetupSubclassTest < SetupTest
def setup
super
@second = true
end
def test_subclassing_should_preserve_setups
assert @first
assert @second
end
end
class OverlappingFixturesTest < ActiveRecord::TestCase
fixtures :topics, :developers
fixtures :developers, :accounts
def test_fixture_table_names
assert_equal %w(topics developers accounts), fixture_table_names
end
end
class ForeignKeyFixturesTest < ActiveRecord::TestCase
fixtures :fk_test_has_pk, :fk_test_has_fk
# if foreign keys are implemented and fixtures
# are not deleted in reverse order then this test
# case will raise StatementInvalid
def test_number1
assert true
end
def test_number2
assert true
end
end
class CheckSetTableNameFixturesTest < ActiveRecord::TestCase
set_fixture_class :funny_jokes => 'Joke'
fixtures :funny_jokes
# Set to false to blow away fixtures cache and ensure our fixtures are loaded
# and thus takes into account our set_fixture_class
self.use_transactional_fixtures = false
def test_table_method
assert_kind_of Joke, funny_jokes(:a_joke)
end
end
class FixtureNameIsNotTableNameFixturesTest < ActiveRecord::TestCase
set_fixture_class :items => Book
fixtures :items
# Set to false to blow away fixtures cache and ensure our fixtures are loaded
# and thus takes into account our set_fixture_class
self.use_transactional_fixtures = false
def test_named_accessor
assert_kind_of Book, items(:dvd)
end
end
class FixtureNameIsNotTableNameMultipleFixturesTest < ActiveRecord::TestCase
set_fixture_class :items => Book, :funny_jokes => Joke
fixtures :items, :funny_jokes
# Set to false to blow away fixtures cache and ensure our fixtures are loaded
# and thus takes into account our set_fixture_class
self.use_transactional_fixtures = false
def test_named_accessor_of_differently_named_fixture
assert_kind_of Book, items(:dvd)
end
def test_named_accessor_of_same_named_fixture
assert_kind_of Joke, funny_jokes(:a_joke)
end
end
class CustomConnectionFixturesTest < ActiveRecord::TestCase
set_fixture_class :courses => Course
fixtures :courses
# Set to false to blow away fixtures cache and ensure our fixtures are loaded
# and thus takes into account our set_fixture_class
self.use_transactional_fixtures = false
def test_connection
assert_kind_of Course, courses(:ruby)
assert_equal Course.connection, courses(:ruby).connection
end
end
class InvalidTableNameFixturesTest < ActiveRecord::TestCase
fixtures :funny_jokes
# Set to false to blow away fixtures cache and ensure our fixtures are loaded
# and thus takes into account our lack of set_fixture_class
self.use_transactional_fixtures = false
def test_raises_error
assert_raise FixtureClassNotFound do
funny_jokes(:a_joke)
end
end
end
class CheckEscapedYamlFixturesTest < ActiveRecord::TestCase
set_fixture_class :funny_jokes => 'Joke'
fixtures :funny_jokes
# Set to false to blow away fixtures cache and ensure our fixtures are loaded
# and thus takes into account our set_fixture_class
self.use_transactional_fixtures = false
def test_proper_escaped_fixture
assert_equal "The \\n Aristocrats\nAte the candy\n", funny_jokes(:another_joke).name
end
end
class DevelopersProject; end
class ManyToManyFixturesWithClassDefined < ActiveRecord::TestCase
fixtures :developers_projects
def test_this_should_run_cleanly
assert true
end
end
class FixturesBrokenRollbackTest < ActiveRecord::TestCase
def blank_setup; end
alias_method :ar_setup_fixtures, :setup_fixtures
alias_method :setup_fixtures, :blank_setup
alias_method :setup, :blank_setup
def blank_teardown; end
alias_method :ar_teardown_fixtures, :teardown_fixtures
alias_method :teardown_fixtures, :blank_teardown
alias_method :teardown, :blank_teardown
def test_no_rollback_in_teardown_unless_transaction_active
assert_equal 0, ActiveRecord::Base.connection.open_transactions
assert_raise(RuntimeError) { ar_setup_fixtures }
assert_equal 0, ActiveRecord::Base.connection.open_transactions
assert_nothing_raised { ar_teardown_fixtures }
assert_equal 0, ActiveRecord::Base.connection.open_transactions
end
private
def load_fixtures
raise 'argh'
end
end
class LoadAllFixturesTest < ActiveRecord::TestCase
self.fixture_path = FIXTURES_ROOT + "/all"
fixtures :all
def test_all_there
assert_equal %w(developers people tasks), fixture_table_names.sort
end
end
class FasterFixturesTest < ActiveRecord::TestCase
fixtures :categories, :authors
def load_extra_fixture(name)
fixture = create_fixtures(name)
assert fixture.is_a?(Fixtures)
@loaded_fixtures[fixture.table_name] = fixture
end
def test_cache
assert Fixtures.fixture_is_cached?(ActiveRecord::Base.connection, 'categories')
assert Fixtures.fixture_is_cached?(ActiveRecord::Base.connection, 'authors')
assert_no_queries do
create_fixtures('categories')
create_fixtures('authors')
end
load_extra_fixture('posts')
assert Fixtures.fixture_is_cached?(ActiveRecord::Base.connection, 'posts')
self.class.setup_fixture_accessors('posts')
assert_equal 'Welcome to the weblog', posts(:welcome).title
end
end
class FoxyFixturesTest < ActiveRecord::TestCase
fixtures :parrots, :parrots_pirates, :pirates, :treasures, :mateys, :ships, :computers, :developers
def test_identifies_strings
assert_equal(Fixtures.identify("foo"), Fixtures.identify("foo"))
assert_not_equal(Fixtures.identify("foo"), Fixtures.identify("FOO"))
end
def test_identifies_symbols
assert_equal(Fixtures.identify(:foo), Fixtures.identify(:foo))
end
def test_identifies_consistently
assert_equal 1281023246, Fixtures.identify(:ruby)
assert_equal 2140105598, Fixtures.identify(:sapphire_2)
end
TIMESTAMP_COLUMNS = %w(created_at created_on updated_at updated_on)
def test_populates_timestamp_columns
TIMESTAMP_COLUMNS.each do |property|
assert_not_nil(parrots(:george).send(property), "should set #{property}")
end
end
def test_does_not_populate_timestamp_columns_if_model_has_set_record_timestamps_to_false
TIMESTAMP_COLUMNS.each do |property|
assert_nil(ships(:black_pearl).send(property), "should not set #{property}")
end
end
def test_populates_all_columns_with_the_same_time
last = nil
TIMESTAMP_COLUMNS.each do |property|
current = parrots(:george).send(property)
last ||= current
assert_equal(last, current)
last = current
end
end
def test_only_populates_columns_that_exist
assert_not_nil(pirates(:blackbeard).created_on)
assert_not_nil(pirates(:blackbeard).updated_on)
end
def test_preserves_existing_fixture_data
assert_equal(2.weeks.ago.to_date, pirates(:redbeard).created_on.to_date)
assert_equal(2.weeks.ago.to_date, pirates(:redbeard).updated_on.to_date)
end
def test_generates_unique_ids
assert_not_nil(parrots(:george).id)
assert_not_equal(parrots(:george).id, parrots(:louis).id)
end
def test_automatically_sets_primary_key
assert_not_nil(ships(:black_pearl))
end
def test_preserves_existing_primary_key
assert_equal(2, ships(:interceptor).id)
end
def test_resolves_belongs_to_symbols
assert_equal(parrots(:george), pirates(:blackbeard).parrot)
end
def test_ignores_belongs_to_symbols_if_association_and_foreign_key_are_named_the_same
assert_equal(developers(:david), computers(:workstation).developer)
end
def test_supports_join_tables
assert(pirates(:blackbeard).parrots.include?(parrots(:george)))
assert(pirates(:blackbeard).parrots.include?(parrots(:louis)))
assert(parrots(:george).pirates.include?(pirates(:blackbeard)))
end
def test_supports_inline_habtm
assert(parrots(:george).treasures.include?(treasures(:diamond)))
assert(parrots(:george).treasures.include?(treasures(:sapphire)))
assert(!parrots(:george).treasures.include?(treasures(:ruby)))
end
def test_supports_inline_habtm_with_specified_id
assert(parrots(:polly).treasures.include?(treasures(:ruby)))
assert(parrots(:polly).treasures.include?(treasures(:sapphire)))
assert(!parrots(:polly).treasures.include?(treasures(:diamond)))
end
def test_supports_yaml_arrays
assert(parrots(:louis).treasures.include?(treasures(:diamond)))
assert(parrots(:louis).treasures.include?(treasures(:sapphire)))
end
def test_strips_DEFAULTS_key
assert_raise(StandardError) { parrots(:DEFAULTS) }
# this lets us do YAML defaults and not have an extra fixture entry
%w(sapphire ruby).each { |t| assert(parrots(:davey).treasures.include?(treasures(t))) }
end
def test_supports_label_interpolation
assert_equal("frederick", parrots(:frederick).name)
end
def test_supports_polymorphic_belongs_to
assert_equal(pirates(:redbeard), treasures(:sapphire).looter)
assert_equal(parrots(:louis), treasures(:ruby).looter)
end
def test_only_generates_a_pk_if_necessary
m = Matey.find(:first)
m.pirate = pirates(:blackbeard)
m.target = pirates(:redbeard)
end
def test_supports_sti
assert_kind_of DeadParrot, parrots(:polly)
assert_equal pirates(:blackbeard), parrots(:polly).killer
end
end
class ActiveSupportSubclassWithFixturesTest < ActiveRecord::TestCase
fixtures :parrots
# This seemingly useless assertion catches a bug that caused the fixtures
# setup code call nil[]
def test_foo
assert_equal parrots(:louis), Parrot.find_by_name("King Louis")
end
end
class FixtureLoadingTest < ActiveRecord::TestCase
def test_logs_message_for_failed_dependency_load
ActiveRecord::TestCase.expects(:require_dependency).with(:does_not_exist).raises(LoadError)
ActiveRecord::Base.logger.expects(:warn)
ActiveRecord::TestCase.try_to_load_dependency(:does_not_exist)
end
def test_does_not_logs_message_for_successful_dependency_load
ActiveRecord::TestCase.expects(:require_dependency).with(:works_out_fine)
ActiveRecord::Base.logger.expects(:warn).never
ActiveRecord::TestCase.try_to_load_dependency(:works_out_fine)
end
end