Add log, assert and harness (partial) to test lib

src/test/SDL_test_assert.c

@@ -0,0 +1,96 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+
+/*
+
+ Used by the test framework and test cases. 
+
+*/
+
+#include "SDL_config.h"
+
+#include "SDL_test.h"
+
+/*! \brief counts the failed asserts */
+static Uint32 SDLTest_testAssertsFailed = 0;
+
+/*! \brief counts the passed asserts */
+static Uint32 SDLTest_testAssertsPassed = 0;
+
+/* Assert check message format */
+const char *SDLTest_AssertCheckFmt = "Assert %s: %s";
+
+/* Assert summary message format */
+const char *SDLTest_AssertSummaryFmt = "Assert Summary: Total=%d Passed=%d Failed=%d";
+
+/*
+ *  Assert that logs and break execution flow on failures (i.e. for harness errors).
+ */
+void SDLTest_Assert(int assertCondition, char *assertDescription)
+{
+	SDLTest_AssertCheck(assertCondition, assertDescription);
+	SDL_assert((assertCondition));
+}
+
+/*
+ * Assert that logs but does not break execution flow on failures (i.e. for test cases).
+ */
+void SDLTest_AssertCheck(int assertCondition, char *assertDescription)
+{
+	char *fmt = (char *)SDLTest_AssertCheckFmt;
+	if (assertCondition)
+	{
+		SDLTest_testAssertsPassed++;
+		SDLTest_Log(fmt, "Passed", assertDescription);
+	} 
+	else 
+	{
+		SDLTest_testAssertsFailed++;
+		SDLTest_LogError(fmt, "Failed", assertDescription);
+	}
+}
+
+/*
+ * Resets the assert summary counters to zero.
+ */
+void SDLTest_ResetAssertSummary()
+{
+	SDLTest_testAssertsPassed = 0;
+	SDLTest_testAssertsFailed = 0;
+}
+
+/*
+ * Logs summary of all assertions (total, pass, fail) since last reset 
+ * as INFO (failed==0) or ERROR (failed > 0).
+ */
+void SDLTest_LogAssertSummary()
+{
+	char *fmt = (char *)SDLTest_AssertSummaryFmt;
+	Uint32 totalAsserts = SDLTest_testAssertsPassed + SDLTest_testAssertsFailed;
+	if (SDLTest_testAssertsFailed == 0)
+	{
+		SDLTest_Log(fmt, totalAsserts, SDLTest_testAssertsPassed, SDLTest_testAssertsFailed);
+	} 
+	else 
+	{
+		SDLTest_LogError(fmt, totalAsserts, SDLTest_testAssertsPassed, SDLTest_testAssertsFailed);
+	}
+}