diff options
Diffstat (limited to 'ruby_1_8_6/test/ruby/test_alias.rb')
-rw-r--r-- | ruby_1_8_6/test/ruby/test_alias.rb | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/ruby_1_8_6/test/ruby/test_alias.rb b/ruby_1_8_6/test/ruby/test_alias.rb new file mode 100644 index 0000000000..83f897fb00 --- /dev/null +++ b/ruby_1_8_6/test/ruby/test_alias.rb @@ -0,0 +1,40 @@ +require 'test/unit' + +class TestAlias < Test::Unit::TestCase + class Alias0 + def foo; "foo" end + end + class Alias1<Alias0 + alias bar foo + def foo; "foo+" + super end + end + class Alias2<Alias1 + alias baz foo + undef foo + end + class Alias3<Alias2 + def foo + defined? super + end + def bar + defined? super + end + def quux + defined? super + end + end + + def test_alias + x = Alias2.new + assert_equal("foo", x.bar) + assert_equal("foo+foo", x.baz) + + # test_check for cache + assert_equal("foo+foo", x.baz) + + x = Alias3.new + assert(!x.foo) + assert(x.bar) + assert(!x.quux) + end +end |