Add testing system.HEADmaster

1 files changed, 50 insertions, 0 deletions

diff --git a/c/test.cpp b/c/test.cpp
new file mode 100644
index 0000000..9230974
--- /dev/null
+++ b/c/test.cpp
@@ -0,0 +1,50 @@
+#include "data.h"
+#include "test.h"
+#include "util.h"
+#include "win.h"
+
+Test::Test(const char* name_) : name(name_) {}
+
+#define CAT(a, b) a##b
+#define APPLY(a, ...) a(__VA_ARGS__)
+#define TESTS struct APPLY(CAT, tests_, __COUNTER__)
+#define TEST(id) }; struct id : public Test { id() : Test(#id)
+#define FAIL(...) do { Sprintf(error, __VA_ARGS__); return; } while (0)
+
+TESTS
+{
+	TEST(StrcpyWithSmallerDestination)
+	{
+		char src[15], dst[10];
+		Sprintf(src, "abcdefghijklmn");
+		Strcpy(dst, src);
+		if (dst[8] != 'i')
+			FAIL("dst[8] is not 'i', but '%c'", dst[8]);
+		if (dst[9] != 0)
+			FAIL("dst is not NUL-terminated");
+	}
+};
+
+int RunTests()
+{
+	const Test tests[] = {
+		StrcpyWithSmallerDestination{},
+	};
+
+	printf("Results (%llu tests):\n", sizeof(tests)/sizeof(*tests));
+
+	int cFailed = 0;
+	for (const Test& t : tests)
+	{
+		const char* msg;
+		if (t.error[0]) {
+			msg = t.error;
+			cFailed++;
+		} else
+			msg = const_cast<char*>("SUCCESS");
+		printf("%s: %s\n", t.name, msg);
+	}
+	printf("%d tests failed.\n", cFailed);
+
+	return cFailed;
+}