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* test/test_forwardable.rb: Write basic tests for lib/forwardable.

[fix GH-1035] Patch by @kachick

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51959 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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hsbt 2015-09-28 01:31:17 +00:00
parent eb47de3005
commit d92470bbc2
2 changed files with 125 additions and 0 deletions

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Mon Sep 28 10:31:12 2015 SHIBATA Hiroshi <hsbt@ruby-lang.org>
* test/test_forwardable.rb: Write basic tests for lib/forwardable.
[fix GH-1035] Patch by @kachick
Sun Sep 27 23:32:46 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* class.c (rb_define_class, rb_define_class_id_under): refine

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test/test_forwardable.rb Normal file
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require 'test/unit'
require 'forwardable'
class TestForwardable < Test::Unit::TestCase
RECEIVER = BasicObject.new
RETURNED1 = BasicObject.new
RETURNED2 = BasicObject.new
class << RECEIVER
def delegated1
RETURNED1
end
def delegated2
RETURNED2
end
end
def test_def_instance_delegator
%i[def_delegator def_instance_delegator].each do |m|
cls = forwardable_class do
__send__ m, :@receiver, :delegated1
end
assert_same RETURNED1, cls.new.delegated1
end
end
def test_def_instance_delegators
%i[def_delegators def_instance_delegators].each do |m|
cls = forwardable_class do
__send__ m, :@receiver, :delegated1, :delegated2
end
assert_same RETURNED1, cls.new.delegated1
assert_same RETURNED2, cls.new.delegated2
end
end
def test_instance_delegate
%i[delegate instance_delegate].each do |m|
cls = forwardable_class do
__send__ m, delegated1: :@receiver, delegated2: :@receiver
end
assert_same RETURNED1, cls.new.delegated1
assert_same RETURNED2, cls.new.delegated2
cls = forwardable_class do
__send__ m, %i[delegated1 delegated2] => :@receiver
end
assert_same RETURNED1, cls.new.delegated1
assert_same RETURNED2, cls.new.delegated2
end
end
def test_def_single_delegator
%i[def_delegator def_single_delegator].each do |m|
cls = single_forwardable_class do
__send__ m, :@receiver, :delegated1
end
assert_same RETURNED1, cls.delegated1
end
end
def test_def_single_delegators
%i[def_delegators def_single_delegators].each do |m|
cls = single_forwardable_class do
__send__ m, :@receiver, :delegated1, :delegated2
end
assert_same RETURNED1, cls.delegated1
assert_same RETURNED2, cls.delegated2
end
end
def test_single_delegate
%i[delegate single_delegate].each do |m|
cls = single_forwardable_class do
__send__ m, delegated1: :@receiver, delegated2: :@receiver
end
assert_same RETURNED1, cls.delegated1
assert_same RETURNED2, cls.delegated2
cls = single_forwardable_class do
__send__ m, %i[delegated1 delegated2] => :@receiver
end
assert_same RETURNED1, cls.delegated1
assert_same RETURNED2, cls.delegated2
end
end
private
def forwardable_class(&block)
Class.new do
extend Forwardable
def initialize
@receiver = RECEIVER
end
class_exec(&block)
end
end
def single_forwardable_class(&block)
Class.new do
extend SingleForwardable
@receiver = RECEIVER
class_exec(&block)
end
end
end