implemented run_test_compare()

9unit.h

@@ -74,6 +74,21 @@ extern void run_test_with(
 	void * // the value to pass in
 );
 
+// Runs a single test passing in two values to be compared
+extern void run_test_compare(
+	TestState *, // the current state
+
+	// the test to be run
+	TestResult (*test)(
+		TestState *, // the current state
+		void *, // the first value
+		void * // the second value
+	),
+
+	void *, // the first value
+	void * // the second value
+);
+
 // Creates an initial TestState, passes it to the supplied function,
 // and displays the resulting log and summary
 extern void run_tests(void (*)(TestState *));