merges r21188 from trunk into ruby_1_9_1.

Imported minitest 1.3.1 r4506.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@21201 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/minitest/test_mini_test.rb

@@ -535,6 +535,27 @@ class TestMiniTestTestCase < MiniTest::Unit::TestCase
     @tc.assert_match(/\w+/, "blah blah blah")
   end
 
+  def test_assert_match_object
+    @assertion_count = 2
+
+    pattern = Object.new
+    def pattern.=~(other) true end
+
+    @tc.assert_match pattern, 5
+  end
+
+  def test_assert_match_object_triggered
+    @assertion_count = 2
+
+    pattern = Object.new
+    def pattern.=~(other) false end
+    def pattern.inspect; "<<Object>>" end
+
+    util_assert_triggered 'Expected <<Object>> to match 5.' do
+      @tc.assert_match pattern, 5
+    end
+  end
+
   def test_assert_match_triggered
     @assertion_count = 2
     util_assert_triggered 'Expected /\d+/ to match "blah blah blah".' do
@@ -866,6 +887,35 @@ FILE:LINE:in `test_assert_raises_triggered_subclass'
     @tc.refute_match(/\d+/, "blah blah blah")
   end
 
+  def test_refute_match_object
+    @assertion_count = 2
+    @tc.refute_match Object.new, 5 # default #=~ returns false
+  end
+
+  def test_assert_object_triggered
+    @assertion_count = 2
+
+    pattern = Object.new
+    def pattern.=~(other) false end
+    def pattern.inspect; "<<Object>>" end
+
+    util_assert_triggered 'Expected <<Object>> to match 5.' do
+      @tc.assert_match pattern, 5
+    end
+  end
+
+  def test_refute_match_object_triggered
+    @assertion_count = 2
+
+    pattern = Object.new
+    def pattern.=~(other) true end
+    def pattern.inspect; "<<Object>>" end
+
+    util_assert_triggered 'Expected <<Object>> to not match 5.' do
+      @tc.refute_match pattern, 5
+    end
+  end
+
   def test_refute_match_triggered
     @assertion_count = 2
     util_assert_triggered 'Expected /\w+/ to not match "blah blah blah".' do