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|
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
super
end
def bar
super
end
def quux
super
end
end
def test_alias
x = Alias2.new
assert_equal "foo", x.bar
assert_equal "foo+foo", x.baz
assert_equal "foo+foo", x.baz # test_check for cache
x = Alias3.new
assert_raise(NoMethodError) { x.foo }
assert_equal "foo", x.bar
assert_raise(NoMethodError) { x.quux }
end
class C
def m
$SAFE
end
end
def test_JVN_83768862
d = lambda {
$SAFE = 4
dclass = Class.new(C)
dclass.send(:alias_method, :mm, :m)
dclass.new
}.call
assert_raise(SecurityError) { d.mm }
end
def test_nonexistmethod
assert_raise(NameError){
Class.new{
alias_method :foobarxyzzy, :barbaz
}
}
end
def test_send_alias
x = "abc"
class << x
alias_method :try, :__send__
end
assert_equal("ABC", x.try(:upcase), '[ruby-dev:38824]')
end
end
|
