* test/ruby/test_object.rb: add tests for Kernel#String and Kernel#Array.

  [fix GH-879][fix GH-880] Patch by @yui-knk

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50368 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/test/ruby/test_object.rb b/test/ruby/test_object.rb
index 29ca2e58f1..ad836fca8f 100644
--- a/test/ruby/test_object.rb
+++ b/test/ruby/test_object.rb
@@ -244,6 +244,8 @@ class TestObject < Test::Unit::TestCase
     assert_raise(TypeError) { String(o) }
     def o.to_s; "o"; end
     assert_equal("o", String(o))
+    def o.to_str; "O"; end
+    assert_equal("O", String(o))
     def o.respond_to?(*) false; end
     assert_raise(TypeError) { String(o) }
   end
@@ -254,6 +256,8 @@ class TestObject < Test::Unit::TestCase
     assert_raise(TypeError) { Array(o) }
     def o.to_a; [1]; end
     assert_equal([1], Array(o))
+    def o.to_ary; [2]; end
+    assert_equal([2], Array(o))
     def o.respond_to?(*) false; end
     assert_equal([o], Array(o))
   end