Added to harness in test lib (work in progress)

include/SDL_test_assert.h

@@ -54,6 +54,12 @@ extern "C" {
  */
 #define ASSERT_PASS		1
 
+/*! \brief counts the failed asserts */
+static Uint32 SDLTest_AssertsFailed = 0;
+
+/*! \brief counts the passed asserts */
+static Uint32 SDLTest_AssertsPassed = 0;
+
 /**
  * \brief Assert that logs and break execution flow on failures.
  *

include/SDL_test_harness.h

@@ -49,22 +49,17 @@ extern "C" {
 #define TEST_ENABLED  1
 #define TEST_DISABLED 0
 
-//! Definitions of assert results
-#define ASSERT_PASS		1
-#define ASSERT_FAIL		0
-
 //! Definition of all the possible test return values of the test case method
 #define TEST_ABORTED		-1
 #define TEST_COMPLETED		 0
 #define TEST_SKIPPED		 1
 
 //! Definition of all the possible test results for the harness
-#define TEST_RESULT_PASSED			0
-#define TEST_RESULT_FAILED			1
+#define TEST_RESULT_PASSED				0
+#define TEST_RESULT_FAILED				1
 #define TEST_RESULT_NO_ASSERT			2
-#define TEST_RESULT_SKIPPED			3
-#define TEST_RESULT_KILLED			4
-#define TEST_RESULT_SETUP_FAILURE		5
+#define TEST_RESULT_SKIPPED				3
+#define TEST_RESULT_SETUP_FAILURE		4
 
 //!< Function pointer to a test case setup function (run before every test)
 typedef void (*SDLTest_TestCaseSetUpFp)(void *arg);
@@ -92,7 +87,7 @@ typedef struct SDLTest_TestCaseReference {
 /**
  * Holds information about a test suite (multiple test cases).
  */
-typedef struct TestSuiteReference {
+typedef struct SDLTest_TestSuiteReference {
 	/*!< "PlatformSuite" */
 	char *name;
 	/*!< The function that is run before each test. NULL skips. */
@@ -101,7 +96,7 @@ typedef struct TestSuiteReference {
 	const SDLTest_TestCaseReference **testCases;
 	/*!< The function that is run after each test. NULL skips. */
 	SDLTest_TestCaseTearDownFp testTearDown;
-} TestSuiteReference;
+} SDLTest_TestSuiteReference;
 
 /* Ends C function definitions when using C++ */
 #ifdef __cplusplus

src/test/SDL_test_assert.c

@@ -29,14 +29,8 @@
 
 #include "SDL_test.h"
 
-/*! \brief counts the failed asserts */
-static Uint32 SDLTest_AssertsFailed = 0;
-
-/*! \brief counts the passed asserts */
-static Uint32 SDLTest_AssertsPassed = 0;
-
 /* Assert check message format */
-const char *SDLTest_AssertCheckFmt = "Assert %s: %s";
+const char *SDLTest_AssertCheckFmt = "Assert '%s': %s";
 
 /* Assert summary message format */
 const char *SDLTest_AssertSummaryFmt = "Assert Summary: Total=%d Passed=%d Failed=%d";
@@ -58,12 +52,12 @@ int SDLTest_AssertCheck(int assertCondition, char *assertDescription)
 	if (assertCondition == ASSERT_FAIL)
 	{
 		SDLTest_AssertsFailed++;
-		SDLTest_LogError(fmt, "Failed", assertDescription);
+		SDLTest_LogError(fmt, assertDescription, "Failed");
 	} 
 	else 
 	{
 		SDLTest_AssertsPassed++;
-		SDLTest_Log(fmt, "Passed", assertDescription);
+		SDLTest_Log(fmt, assertDescription, "Passed");
 	}
 
 	return assertCondition;

src/test/SDL_test_harness.c

@@ -23,10 +23,19 @@
 
 #include "SDL_test.h"
 
-#include <stdio.h>
+#include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
+#include <time.h>
 
-// TODO: port over remaining harness
+/* Assert check message format */
+const char *SDLTest_TestCheckFmt = "Test '%s': %s";
+
+/* Invalid test name/description message format */
+const char *SDLTest_InvalidNameFmt = "(Invalid)";
+
+/*! \brief Timeout for single test case execution */
+static Uint32 SDLTest_TestCaseTimeout = 3600;
 
 /**
  * Generates a random run seed string for the harness. The generated seed
@@ -155,7 +164,7 @@ SDLTest_GenerateExecKey(char *runSeed, char *suiteName, char *testName, int iter
  * \return Timer id or -1 on failure.
  */
 SDL_TimerID
-SetTestTimeout(int timeout, void (*callback)())
+SDLTest_SetTestTimeout(int timeout, void (*callback)())
 {
 	Uint32 timeoutInMilliseconds;
 	SDL_TimerID timerID;
@@ -188,3 +197,258 @@ SetTestTimeout(int timeout, void (*callback)())
 
 	return timerID;
 }
+
+void
+SDLTest_BailOut()
+{
+	SDLTest_LogError("TestCaseTimeout timer expired. Aborting test run.");
+	exit(TEST_ABORTED); // bail out from the test
+}
+
+/**
+ * \brief Execute a test using the given execution key.
+ *
+ * \param testSuite Suite containing the test case.
+ * \param testCase Case to execute.
+ * \param execKey Execution key for the fuzzer.
+ *
+ * \returns Test case result.
+ */
+int
+SDLTest_RunTest(SDLTest_TestSuiteReference *testSuite, SDLTest_TestCaseReference *testCase, Uint64 execKey)
+{
+	SDL_TimerID timer = 0;
+
+	if (testSuite==NULL || testCase==NULL || testSuite->name==NULL || testCase->name==NULL)
+	{
+		SDLTest_LogError("Setup failure: testSuite or testCase references NULL");
+		return TEST_RESULT_SETUP_FAILURE;
+	}
+
+	if (!testCase->enabled)
+	{
+		SDLTest_Log((char *)SDLTest_TestCheckFmt, testCase->name, "Skipped");
+		return TEST_RESULT_SKIPPED;
+	}
+
+    // Initialize fuzzer
+	SDLTest_FuzzerInit(execKey);
+
+	// Reset assert tracker
+	SDLTest_ResetAssertSummary();
+
+	// Set timeout timer
+	timer = SDLTest_SetTestTimeout(SDLTest_TestCaseTimeout, SDLTest_BailOut);
+
+	// Maybe run suite initalizer function
+	if (testSuite->testSetUp) {
+		testSuite->testSetUp(0x0);
+		if (SDLTest_AssertsFailed > 0) {
+			SDLTest_LogError((char *)SDLTest_TestCheckFmt, testSuite->name, "Failed");
+			return TEST_RESULT_SETUP_FAILURE;
+		}
+	}
+
+	// Run test case function
+	testCase->testCase(0x0);
+
+	// Maybe run suite cleanup function
+	if (testSuite->testTearDown) {
+		testSuite->testTearDown(0x0);
+	}
+
+	// Cancel timeout timer
+	if (timer) {
+		SDL_RemoveTimer(timer);
+	}
+
+	// Report on asserts and fuzzer usage
+	SDLTest_Log("Fuzzer invocations: %d", SDLTest_GetFuzzerInvocationCount());
+	SDLTest_LogAssertSummary();
+
+	// Analyze assert count to determine test case result
+	if (SDLTest_AssertsFailed > 0) {
+		SDLTest_LogError((char *)SDLTest_TestCheckFmt, testCase->name, "Failed");
+		return TEST_RESULT_FAILED;
+	} else {
+		if (SDLTest_AssertsPassed > 0) {
+			SDLTest_Log((char *)SDLTest_TestCheckFmt, testCase->name, "Passed");
+			return TEST_RESULT_PASSED;
+		} else {
+			SDLTest_LogError((char *)SDLTest_TestCheckFmt, testCase->name, "No Asserts");
+			return TEST_RESULT_NO_ASSERT;
+		}
+	}
+}
+
+/* Prints summary of all suites/tests contained in the given reference */
+void SDLTest_LogTestSuiteSummary(SDLTest_TestSuiteReference *testSuites)
+{
+	int suiteCounter;
+	int testCounter;
+	SDLTest_TestSuiteReference *testSuite;
+	SDLTest_TestCaseReference *testCase;
+
+	// Loop over all suites
+	suiteCounter = 0;
+	while(&testSuites[suiteCounter]) {
+		testSuite=&testSuites[suiteCounter];
+		suiteCounter++;
+		SDLTest_Log("Test Suite %i - %s\n", suiteCounter, 
+			(testSuite->name) ? testSuite->name : SDLTest_InvalidNameFmt);
+
+		// Loop over all test cases
+		testCounter = 0;
+		while(testSuite->testCases[testCounter])
+		{
+			testCase=(SDLTest_TestCaseReference *)testSuite->testCases[testCounter];
+			testCounter++;
+			SDLTest_Log("  Test Case %i - %s: %s", testCounter, 
+				(testCase->name) ? testCase->name : SDLTest_InvalidNameFmt, 
+				(testCase->description) ? testCase->description : SDLTest_InvalidNameFmt);
+		}
+	}
+}
+
+
+/**
+ * \brief Execute a test using the given execution key.
+ *
+ * \param testSuites Suites containing the test case.
+ * \param userRunSeed Custom run seed provided by user, or NULL to autogenerate one.
+ * \param userExecKey Custom execution key provided by user, or 0 to autogenerate one.
+ * \param testIterations Number of iterations to run each test case.
+ *
+ * \returns Test run result; 0 when all tests passed, 1 if any tests failed.
+ */
+int
+SDLTest_RunSuites(SDLTest_TestSuiteReference *testSuites, char *userRunSeed, Uint64 userExecKey, int testIterations)
+{
+	int suiteCounter;
+	int testCounter;
+	int iterationCounter;
+	SDLTest_TestSuiteReference *testSuite;
+	SDLTest_TestCaseReference *testCase;
+	char *runSeed;
+	Uint64 execKey;
+	Uint32 runStartTicks;
+	time_t runStartTimestamp;
+	Uint32 suiteStartTicks;
+	time_t suiteStartTimestamp;
+	Uint32 testStartTicks;
+	time_t testStartTimestamp;
+	Uint32 runEndTicks;
+	time_t runEndTimestamp;
+	Uint32 suiteEndTicks;
+	time_t suiteEndTimestamp;
+	Uint32 testEndTicks;
+	time_t testEndTimestamp;
+	int testResult;
+	int totalTestFailedCount, totalTestPassedCount, totalTestSkippedCount;
+	int testFailedCount, testPassedCount, testSkippedCount;
+
+	// Sanitize test iterations
+	if (testIterations < 1) {
+		testIterations = 1;
+	}
+
+	// Generate run see if we don't have one already
+	if (userRunSeed == NULL || strlen(userRunSeed) == 0) {
+		runSeed = SDLTest_GenerateRunSeed(16);
+		if (runSeed == NULL) {
+			SDLTest_LogError("Generating a random run seed failed");
+			return 2;
+		}
+	}
+
+	// Reset per-run counters
+	totalTestFailedCount = totalTestPassedCount = totalTestSkippedCount = 0;
+
+	// Take time - run start
+	runStartTicks = SDL_GetTicks();
+	runStartTimestamp = time(0);
+
+	// TODO log run started
+
+	// Loop over all suites
+	suiteCounter = 0;
+	while(&testSuites[suiteCounter]) {
+		testSuite=&testSuites[suiteCounter];
+		suiteCounter++;
+
+		// Reset per-suite counters
+		testFailedCount = testPassedCount = testSkippedCount = 0;
+
+		// Take time - suite start
+		suiteStartTicks = SDL_GetTicks();
+		suiteStartTimestamp = time(0);
+
+		// TODO log suite started
+		SDLTest_Log("Test Suite %i - %s\n", suiteCounter, 
+			(testSuite->name) ? testSuite->name : SDLTest_InvalidNameFmt);
+
+		// Loop over all test cases
+		testCounter = 0;
+		while(testSuite->testCases[testCounter])
+		{
+			testCase=(SDLTest_TestCaseReference *)testSuite->testCases[testCounter];
+			testCounter++;
+
+			// Take time - test start
+			testStartTicks = SDL_GetTicks();
+			testStartTimestamp = time(0);
+
+			// TODO log test started
+			SDLTest_Log("Test Case %i - %s: %s", testCounter, 
+				(testCase->name) ? testCase->name : SDLTest_InvalidNameFmt, 
+				(testCase->description) ? testCase->description : SDLTest_InvalidNameFmt);
+
+			// Loop over all iterations
+			iterationCounter = 0;
+			while(iterationCounter < testIterations)
+			{
+				iterationCounter++;
+
+				if(userExecKey != 0) {
+					execKey = userExecKey;
+				} else {
+					execKey = SDLTest_GenerateExecKey(runSeed, testSuite->name, testCase->name, iterationCounter);
+				}
+
+				SDLTest_Log("Test Iteration %i: execKey %d", iterationCounter, execKey);
+				testResult = SDLTest_RunTest(testSuite, testCase, execKey);
+
+				if (testResult == TEST_RESULT_PASSED) {
+					testPassedCount++;
+					totalTestPassedCount++;
+				} else if (testResult == TEST_RESULT_SKIPPED) {
+					testSkippedCount++;
+					totalTestSkippedCount++;
+				} else {
+					testFailedCount++;
+					totalTestFailedCount++;
+				}
+			}
+
+			// Take time - test end
+			testEndTicks = SDL_GetTicks();
+			testEndTimestamp = time(0);
+
+			// TODO log test ended
+		}
+
+		// Take time - suite end
+		suiteEndTicks = SDL_GetTicks();
+		suiteEndTimestamp = time(0);
+
+		// TODO log suite ended
+	}
+
+	// Take time - run end
+	runEndTicks = SDL_GetTicks();
+	runEndTimestamp = time(0);
+
+	// TODO log run ended
+
+	return (totalTestFailedCount ? 1 : 0);
+}