test runner cleanup

Author: splitice

tests/tests.cpp

@@ -8,7 +8,7 @@ int tests_run = 0;
 
 #define TESTSET(x, func) result = func; \
 if (result != 0) { \
-	printf("[%s] Assertion Failure: %s\n", x, result); \
+	printf("[%s] Test Set Failure: %s\n", x, result); \
 }\
 else { \
 	printf("[%s] ALL TESTS PASSED\n", x); \

tests/tests_system_simple.cpp

@@ -17,7 +17,7 @@ static const char * test_simple_put_get() {
 	result |= !run_scenarios(binary_path, "interruptions", testcases_path, port ? port : 8001, port == 0, "");
 	result |= !run_scenarios(binary_path, "complex-system", testcases_path, port ? port : 8001, port == 0, "");
 
-	return result ? "System Tests failed" : 0;
+	return result ? "System Tests failed" : NULL;
 }
 
 static const char * test_simple(const char* a_binary_path, const char* a_testcases_path, int a_port) {