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prepend: fix ancestors order

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* class.c (rb_mod_ancestors): fix ancestors order.
  [ruby-core:45919][Bug #6658] [ruby-dev:45861][Bug #6659]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36241 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2012-06-27 21:12:46 +00:00
parent c686986220
commit 3f3225905b
3 changed files with 49 additions and 5 deletions
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34
test/ruby/test_module.rb
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@ -1273,9 +1273,9 @@ class TestModule < Test::Unit::TestCase
def test_prepend_inheritance
bug6654 = '[ruby-core:45914]'
a = Module.new
b = Module.new {include a}
c = Class.new {prepend b}
a = labeled_module("a")
b = labeled_module("b") {include a}
c = labeled_class("c") {prepend b}
assert_operator(c, :<, b, bug6654)
assert_operator(c, :<, a, bug6654)
end
@ -1299,4 +1299,32 @@ class TestModule < Test::Unit::TestCase
end
end
end
def test_prepend_class_ancestors
bug6658 = '[ruby-core:45919]'
m = labeled_module("m")
c = labeled_class("c") {prepend m}
assert_equal([m, c], c.ancestors[0, 2], bug6658)
end
def test_prepend_module_ancestors
bug6659 = '[ruby-dev:45861]'
m0 = labeled_module("m0")
m1 = labeled_module("m1") {prepend m0}
assert_equal([m0, m1], m1.ancestors, bug6659)
end
def labeled_module(name, &block)
Module.new do
singleton_class.class_eval {define_method(:to_s) {name}}
class_eval(&block) if block
end
end
def labeled_class(name, superclass = Object, &block)
Class.new(superclass) do
singleton_class.class_eval {define_method(:to_s) {name}}
class_eval(&block) if block
end
end
end