diff options
| -rw-r--r-- | test/ruby/test_defined.rb | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/test/ruby/test_defined.rb b/test/ruby/test_defined.rb index 73c192a0ae..3324a09afe 100644 --- a/test/ruby/test_defined.rb +++ b/test/ruby/test_defined.rb @@ -134,6 +134,55 @@ class TestDefined < Test::Unit::TestCase assert_equal("expression", defined?(1)) end + def test_defined_method + self_ = self + assert_equal("method", defined?(test_defined_method)) + assert_equal("method", defined?(self.test_defined_method)) + assert_equal("method", defined?(self_.test_defined_method)) + + assert_equal(nil, defined?(1.test_defined_method)) + assert_equal("method", defined?(1.to_i)) + assert_equal(nil, defined?(1.to_i.test_defined_method)) + assert_equal(nil, defined?(1.test_defined_method.to_i)) + + assert_equal("method", defined?("x".reverse)) + assert_equal("method", defined?("x".reverse(1))) + assert_equal("method", defined?("x".reverse.reverse)) + assert_equal(nil, defined?("x".reverse(1).reverse)) + + assert_equal("method", defined?(1.to_i(10))) + assert_equal("method", defined?(1.to_i("x"))) + assert_equal(nil, defined?(1.to_i("x").undefined)) + assert_equal(nil, defined?(1.to_i(undefined).to_i)) + assert_equal(nil, defined?(1.to_i("x").undefined.to_i)) + assert_equal(nil, defined?(1.to_i(undefined).to_i.to_i)) + end + + def test_defined_method_single_call + times_called = 0 + define_singleton_method(:t) do + times_called += 1 + self + end + assert_equal("method", defined?(t)) + assert_equal(0, times_called) + + assert_equal("method", defined?(t.t)) + assert_equal(1, times_called) + + times_called = 0 + assert_equal("method", defined?(t.t.t)) + assert_equal(2, times_called) + + times_called = 0 + assert_equal("method", defined?(t.t.t.t)) + assert_equal(3, times_called) + + times_called = 0 + assert_equal("method", defined?(t.t.t.t.t)) + assert_equal(4, times_called) + end + def test_defined_empty_paren_expr bug8224 = '[ruby-core:54024] [Bug #8224]' (1..3).each do |level| |