make TestCaseTest work for pre-1.9 rubies, too

activesupport/test/test_case_test.rb

@@ -2,6 +2,8 @@ require 'abstract_unit'
 
 module ActiveSupport
   class TestCaseTest < ActiveSupport::TestCase
+    IS_MINITEST = defined?(MiniTest::Assertions) && TestCase < MiniTest::Assertions 
+
     class FakeRunner
       attr_reader :puked
 
@@ -12,46 +14,65 @@ module ActiveSupport
       def puke(klass, name, e)
         @puked << [klass, name, e]
       end
+
+      unless IS_MINITEST
+        def add_error(e)
+          puke(nil, nil, e)
+        end
+
+        def add_run
+        end
+
+        def add_assertion
+        end
+
+        def add_failure(msg, locations=nil)
+        end
+      end
     end
 
-    if defined?(MiniTest::Assertions) && TestCase < MiniTest::Assertions
-      def test_callback_with_exception
-        tc = Class.new(TestCase) do
-          setup :bad_callback
-          def bad_callback; raise 'oh noes' end
-          def test_true; assert true end
-        end
-
-        test_name = 'test_true'
-        fr = FakeRunner.new
-
-        test = tc.new test_name
-        test.run fr
-        klass, name, exception = *fr.puked.first
-
-        assert_equal tc, klass
-        assert_equal test_name, name
-        assert_equal 'oh noes', exception.message
+    def test_callback_with_exception
+      tc = Class.new(TestCase) do
+        setup :bad_callback
+        def bad_callback; raise 'oh noes' end
+        def test_true; assert true end
       end
 
-      def test_teardown_callback_with_exception
-        tc = Class.new(TestCase) do
-          teardown :bad_callback
-          def bad_callback; raise 'oh noes' end
-          def test_true; assert true end
-        end
+      test_name = 'test_true'
+      fr = FakeRunner.new
 
-        test_name = 'test_true'
-        fr = FakeRunner.new
-
-        test = tc.new test_name
-        test.run fr
-        klass, name, exception = *fr.puked.first
+      test = tc.new test_name
+      test.run(fr) {}
+      klass, name, exception = *fr.puked.first
 
+      if IS_MINITEST
         assert_equal tc, klass
         assert_equal test_name, name
-        assert_equal 'oh noes', exception.message
       end
+
+      assert_match %r{oh noes}, exception.message
+    end
+
+    def test_teardown_callback_with_exception
+      tc = Class.new(TestCase) do
+        teardown :bad_callback
+        def bad_callback; raise 'oh noes' end
+        def test_true; assert true end
+      end
+
+      test_name = 'test_true'
+      fr = FakeRunner.new
+
+      test = tc.new test_name
+      test.run(fr) {}
+      klass, name, exception = *fr.puked.first
+
+      if IS_MINITEST
+        assert_equal tc, klass
+        assert_equal test_name, name
+      end
+
+      assert_match %r{oh noes}, exception.message
     end
   end
 end