diff --git a/Gemfile b/Gemfile
index 5da7266..a458760 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,5 @@
 source 'https://rubygems.org'
 
 gem 'emplace', '~>0.3.0'
+gem 'rake'
+gem 'test-unit'
diff --git a/Gemfile.lock b/Gemfile.lock
index 4eb92f5..0605a3a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,6 +2,10 @@ GEM
   remote: https://rubygems.org/
   specs:
     emplace (0.3.0)
+    power_assert (0.2.6)
+    rake (10.4.2)
+    test-unit (3.1.5)
+      power_assert
 
 PLATFORMS
   ruby
@@ -9,6 +13,8 @@ PLATFORMS
 
 DEPENDENCIES
   emplace (~> 0.3.0)
+  rake
+  test-unit
 
 BUNDLED WITH
    1.11.2
diff --git a/include/cppunit/TestAssert.h b/include/cppunit/TestAssert.h
index b5e5253..a32fc72 100644
--- a/include/cppunit/TestAssert.h
+++ b/include/cppunit/TestAssert.h
@@ -152,6 +152,7 @@ void assertEquals(const T& expected,
 
 void assertEquals(const char* expected, const std::string& actual, SourceLine sourceLine, const std::string& message);
 void assertEquals(int expected, unsigned long long actual, SourceLine sourceLine, const std::string& message);
+void assertEquals(const void* expected, const void* actual, SourceLine sourceLine, const std::string& message);
 
 
 /*! \brief (Implementation) Asserts that two double are equals given a tolerance.
diff --git a/test/cppunit_test.cpp b/test/cppunit_test.cpp
index 90d39d2..2ec4a74 100644
--- a/test/cppunit_test.cpp
+++ b/test/cppunit_test.cpp
@@ -52,6 +52,12 @@ class FooTest : public CppUnit::TestFixture
 		assert_greater(4, 8u);
 		assert_greater_equal(4u, 8);
 	}
+	void testPointers()
+	{
+		void* p1 = NULL;
+		assert_equal(NULL, p1);
+		assert_equal(p1, NULL);
+	}
 
 	void testDoubles()
 	{
diff --git a/test/cppunit_test.rb b/test/cppunit_test.rb
index 5de5965..1a1ce3d 100644
--- a/test/cppunit_test.rb
+++ b/test/cppunit_test.rb
@@ -111,6 +111,8 @@ def testCppUnitByMethod
   end
 
   def configuration
-    ENV['CONFIGURAtION'] || 'Debug'
+    if RUBY_PLATFORM =~ /mswin|mingw/
+      ENV['CONFIGURAtION'] || 'Debug'
+    end
   end
 end