Add setup and teardown hooks per test suite

AllTests.c

@@ -4,6 +4,7 @@
 
 CuSuite* CuGetSuite(void);
 CuSuite* CuStringGetSuite(void);
+CuSuite* CuSuiteFrameGetSuite(void);
 
 int RunAllTests(void)
 {
@@ -12,6 +13,7 @@ int RunAllTests(void)
 
 	CuSuiteAddSuite(suite, CuGetSuite());
 	CuSuiteAddSuite(suite, CuStringGetSuite());
+	CuSuiteAddSuite(suite, CuSuiteFrameGetSuite());
 
 	CuSuiteRun(suite);
 	CuSuiteSummary(suite, output);

CuTest.c

@@ -134,18 +134,22 @@ void CuTestDelete(CuTest *t)
         free(t);
 }
 
-void CuTestRun(CuTest* tc)
+static void TestFunctionRun(CuTest *tc, TestFunction function) {
-{
 	jmp_buf buf;
 	tc->jumpBuf = &buf;
 	if (setjmp(buf) == 0)
 	{
 		tc->ran = 1;
-		(tc->function)(tc);
+		function(tc);
 	}
 	tc->jumpBuf = 0;
 }
 
+void CuTestRun(CuTest* tc)
+{
+	TestFunctionRun(tc, tc->function);
+}
+
 static void CuFailInternal(CuTest* tc, const char* file, int line, CuString* string)
 {
 	char buf[HUGE_STRING_LEN];
@@ -233,22 +237,52 @@ void CuAssertPtrEquals_LineMsg(CuTest* tc, const char* file, int line, const cha
 	CuFail_Line(tc, file, line, message, buf);
 }
 
+void *CuTestContextGet(CuTest *tc) {
+	return tc->context;
+}
+
+void CuTestContextSet(CuTest *tc, void *context) {
+	tc->context = context;
+}
 
 /*-------------------------------------------------------------------------*
  * CuSuite
  *-------------------------------------------------------------------------*/
+static void EmptySetup(CuTest *tc) {
+	(void)tc;
+}
+
+static void EmptyTeardown(CuTest *tc) {
+	(void)tc;
+}
+
+static const CuTestFrame EmptyFrame = {
+	.setup = EmptySetup,
+	.teardown = EmptyTeardown,
+};
 
 void CuSuiteInit(CuSuite* testSuite)
+{
+	CuSuiteInitWithFrame(testSuite, &EmptyFrame, NULL);
+}
+
+void CuSuiteInitWithFrame(CuSuite* testSuite, const CuTestFrame *frame, void *frameContext)
 {
 	testSuite->count = 0;
 	testSuite->failCount = 0;
-        memset(testSuite->list, 0, sizeof(testSuite->list));
+	memset(testSuite->list, 0, sizeof(testSuite->list));
+	testSuite->frame = frame;
+	testSuite->frameContext = frameContext;
 }
 
 CuSuite* CuSuiteNew(void)
 {
+	return CuSuiteNewWithFrame(&EmptyFrame, NULL);
+}
+
+CuSuite* CuSuiteNewWithFrame(const CuTestFrame *frame, void *frameContext) {
 	CuSuite* testSuite = CU_ALLOC(CuSuite);
-	CuSuiteInit(testSuite);
+	CuSuiteInitWithFrame(testSuite, frame, frameContext);
 	return testSuite;
 }
 
@@ -285,11 +319,20 @@ void CuSuiteAddSuite(CuSuite* testSuite, CuSuite* testSuite2)
 
 void CuSuiteRun(CuSuite* testSuite)
 {
+	const CuTestFrame * const frame = testSuite->frame;
 	int i;
+
 	for (i = 0 ; i < testSuite->count ; ++i)
 	{
 		CuTest* testCase = testSuite->list[i];
-		CuTestRun(testCase);
+		testCase->context = testSuite->frameContext;
+
+		TestFunctionRun(testCase, frame->setup);
+		if (!testCase->failed) {
+			CuTestRun(testCase);
+			TestFunctionRun(testCase, frame->teardown);
+		}
+		testSuite->frameContext = testCase->context;
 		if (testCase->failed) { testSuite->failCount += 1; }
 	}
 }

CuTest.h

@@ -48,12 +48,15 @@ struct CuTest
 	int ran;
 	CuString *message;
 	jmp_buf *jumpBuf;
+	void *context;
 };
 
 void CuTestInit(CuTest* t, const char* name, TestFunction function);
 CuTest* CuTestNew(const char* name, TestFunction function);
 void CuTestRun(CuTest* tc);
 void CuTestDelete(CuTest *t);
+void *CuTestContextGet(CuTest *tc);
+void CuTestContextSet(CuTest *tc, void *context);
 
 /* Internal versions of assert functions -- use the public versions */
 void CuFail_Line(CuTest* tc, const char* file, int line, const char* message2, const char* message);
@@ -95,17 +98,25 @@ void CuAssertPtrEquals_LineMsg(CuTest* tc,
 
 #define SUITE_ADD_TEST(SUITE,TEST)	CuSuiteAdd(SUITE, CuTestNew(#TEST, TEST))
 
+typedef struct CuTestFrame {
+	void (*setup)(CuTest *tc);
+	void (*teardown)(CuTest *tc);
+}CuTestFrame;
+
 typedef struct
 {
 	int count;
 	CuTest* list[MAX_TEST_CASES];
 	int failCount;
 
+	const CuTestFrame *frame;
+	void *frameContext;
 } CuSuite;
 
-
 void CuSuiteInit(CuSuite* testSuite);
+void CuSuiteInitWithFrame(CuSuite* testSuite, const CuTestFrame *frame, void *frameContext);
 CuSuite* CuSuiteNew(void);
+CuSuite* CuSuiteNewWithFrame(const CuTestFrame *frame, void *frameContext);
 void CuSuiteDelete(CuSuite *testSuite);
 void CuSuiteAdd(CuSuite* testSuite, CuTest *testCase);
 void CuSuiteAddSuite(CuSuite* testSuite, CuSuite* testSuite2);

CuTestTest.c

@@ -3,6 +3,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include <stdbool.h>
 
 #include "CuTest.h"
 
@@ -707,3 +708,281 @@ CuSuite* CuGetSuite(void)
 
 	return suite;
 }
+
+typedef enum TestPhase {
+	UNKNOWN = 0,
+	SETUP,
+	TEST,
+	TEARDOWN
+}TestPhase;
+
+#define TEST_PHASE_RECORDER_LEN 50
+
+typedef struct TestPhaseRecorder {
+	TestPhase TestSequence[TEST_PHASE_RECORDER_LEN];
+	size_t    pos;
+}TestPhaseTracker;
+
+static void TestPhaseRecord(TestPhaseTracker *tracker, TestPhase phase) {
+	if (tracker->pos < TEST_PHASE_RECORDER_LEN) {
+		tracker->TestSequence[tracker->pos++] = phase;
+	}
+}
+
+static void TestPhaseNoMoreEventsFrom(CuTest *tc, TestPhaseTracker *tracker, size_t pos) {
+	for (size_t i = pos;i < TEST_PHASE_RECORDER_LEN;i++) {
+		CuAssertIntEquals(tc, UNKNOWN, tracker->TestSequence[i]);
+	}
+}
+
+static struct TestMockData {
+	TestPhaseTracker tracker;
+
+	void *ContextPassed;
+
+	bool setupShallFail;
+	bool teardownShallFail;
+	bool testShallFail;
+
+	bool setupContinuedAfterAssert;
+	bool testContinuedAfterAssert;
+	bool teardownContinuedAfterAssert;
+}TestMockData;
+
+static void TestMockDataInit(void) {
+	memset(&TestMockData, 0, sizeof(TestMockData));
+}
+
+static void FrameMockSetup(CuTest *tc) {
+	bool fail = TestMockData.setupShallFail;
+	TestMockData.setupShallFail = false;
+
+	TestPhaseRecord(&TestMockData.tracker, SETUP);
+
+	CuAssert(tc, "Have to fail", !fail);
+	TestMockData.setupContinuedAfterAssert = true;
+}
+
+static void FrameMockTest(CuTest *tc) {
+	bool fail = TestMockData.testShallFail;
+	TestMockData.testShallFail = false;
+
+	TestPhaseRecord(&TestMockData.tracker, TEST);
+	TestMockData.ContextPassed = CuTestContextGet(tc);
+
+	CuAssert(tc, "Have to fail", !fail);
+	TestMockData.testContinuedAfterAssert = true;
+}
+
+static void FrameMockTearDown(CuTest *tc) {
+	bool fail = TestMockData.teardownShallFail;
+	TestMockData.teardownShallFail = false;
+
+	TestPhaseRecord(&TestMockData.tracker, TEARDOWN);
+
+	CuAssert(tc, "Have to fail", !fail);
+	TestMockData.teardownContinuedAfterAssert = true;
+}
+
+static const CuTestFrame FrameMock = {
+	.setup = FrameMockSetup,
+	.teardown = FrameMockTearDown,
+};
+
+static void TestSuiteWithFrameInit(CuTest *tc) {
+	CuSuite ts;
+	int context = 0;
+	CuSuiteInitWithFrame(&ts, &FrameMock, &context);
+	CuAssertPtrEquals(tc, (void *)&FrameMock, (void *)ts.frame);
+	CuAssertPtrEquals(tc, &context, ts.frameContext);
+}
+
+static void TestSuiteWithFrameNew(CuTest *tc) {
+	int context = 0;
+	CuSuite* ts = CuSuiteNewWithFrame(&FrameMock, &context);
+	CuAssertPtrEquals(tc, (void *)&FrameMock, (void *)ts->frame);
+	CuAssertPtrEquals(tc, &context, ts->frameContext);
+}
+
+static void TestSuiteRunsSetupTestTeardown(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+
+	SUITE_ADD_TEST(uut, FrameMockTest);
+
+	CuSuiteRun(uut);
+
+	TestPhaseTracker *tracker = &TestMockData.tracker;
+	CuAssertIntEquals(tc, SETUP, tracker->TestSequence[0]);
+	CuAssertIntEquals(tc, TEST, tracker->TestSequence[1]);
+	CuAssertIntEquals(tc, TEARDOWN, tracker->TestSequence[2]);
+	TestPhaseNoMoreEventsFrom(tc, tracker, 3);
+}
+
+static void TestSuiteTestFailsIfSetupFails(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+
+	SUITE_ADD_TEST(uut, FrameMockTest);
+	SUITE_ADD_TEST(uut, TestPasses);
+
+	TestMockData.setupShallFail = true;
+
+	CuSuiteRun(uut);
+
+	CuAssertIntEquals(tc, 2, uut->count);
+	CuAssertIntEquals(tc, 1, uut->failCount);
+
+	TestPhaseTracker *tracker = &TestMockData.tracker;
+	CuAssertIntEquals(tc, SETUP, tracker->TestSequence[0]);
+	CuAssertIntEquals(tc, SETUP, tracker->TestSequence[1]);
+	CuAssertIntEquals(tc, TEARDOWN, tracker->TestSequence[2]);
+	TestPhaseNoMoreEventsFrom(tc, tracker, 3);
+}
+
+static void TestSuiteTestFailsIfTeardownFails(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+
+	SUITE_ADD_TEST(uut, FrameMockTest);
+
+	TestMockData.teardownShallFail = true;
+
+	CuSuiteRun(uut);
+
+	CuAssertIntEquals(tc, 1, uut->count);
+	CuAssertIntEquals(tc, 1, uut->failCount);
+}
+
+static void TestSuiteTeardownIsExecutedIfTestFails(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+
+	SUITE_ADD_TEST(uut, FrameMockTest);
+
+	TestMockData.testShallFail = true;
+
+	CuSuiteRun(uut);
+
+	CuAssertIntEquals(tc, 1, uut->count);
+	CuAssertIntEquals(tc, 1, uut->failCount);
+
+	TestPhaseTracker *tracker = &TestMockData.tracker;
+	CuAssertIntEquals(tc, SETUP, tracker->TestSequence[0]);
+	CuAssertIntEquals(tc, TEST, tracker->TestSequence[1]);
+	CuAssertIntEquals(tc, TEARDOWN, tracker->TestSequence[2]);
+	TestPhaseNoMoreEventsFrom(tc, tracker, 3);
+}
+
+static void TestSuiteContextPassedToCuTest(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+
+	SUITE_ADD_TEST(uut, FrameMockTest);
+
+	CuSuiteRun(uut);
+
+	CuAssertPtrEquals(tc, &context, TestMockData.ContextPassed);
+}
+
+static void TestSuiteSetupInterruptsUponFailedAssert(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+	TestMockData.setupShallFail = true;
+	SUITE_ADD_TEST(uut, FrameMockTest);
+
+	CuSuiteRun(uut);
+
+	CuAssert(tc, "Setup did continue", !TestMockData.setupContinuedAfterAssert);
+}
+
+static void TestSuiteTestInterruptsUponFailedAssert(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+	TestMockData.testShallFail = true;
+	SUITE_ADD_TEST(uut, FrameMockTest);
+
+	CuSuiteRun(uut);
+
+	CuAssert(tc, "Test did continue", !TestMockData.testContinuedAfterAssert);
+}
+
+static void TestSuiteTeardownInterruptsUponFailedAssert(CuTest *tc) {
+	int context = 0;
+	TestMockDataInit();
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameMock, &context);
+	TestMockData.teardownShallFail = true;
+	SUITE_ADD_TEST(uut, FrameMockTest);
+
+	CuSuiteRun(uut);
+
+	CuAssert(tc, "Teardown did continue", !TestMockData.teardownContinuedAfterAssert);
+}
+
+static void *TheSetupContext;
+static void *TheTestContext;
+static void *TheTeardownContext;
+
+static void FrameContextSetup(CuTest *tc) {
+	TheSetupContext = CuTestContextGet(tc);
+	CuTestContextSet(tc, &TheSetupContext);
+}
+
+static void FrameContextTest(CuTest *tc) {
+	TheTestContext = CuTestContextGet(tc);
+	CuTestContextSet(tc, &TheTestContext);
+}
+
+static void FrameContextTearDown(CuTest *tc) {
+	TheTeardownContext = CuTestContextGet(tc);
+	CuTestContextSet(tc, &TheTeardownContext);
+}
+
+static const CuTestFrame FrameContextMock = {
+	.setup = FrameContextSetup,
+	.teardown = FrameContextTearDown,
+};
+
+static void TestSuiteSetupTestTeardownWithContext(CuTest *tc) {
+	int context = 0;
+
+	TheSetupContext = NULL;
+	TheTestContext = NULL;
+	TheTeardownContext = NULL;
+
+	CuSuite* uut = CuSuiteNewWithFrame(&FrameContextMock, &context);
+
+	SUITE_ADD_TEST(uut, FrameContextTest);
+
+	CuSuiteRun(uut);
+
+	CuAssertPtrEquals(tc, &context, TheSetupContext);
+	CuAssertPtrEquals(tc, &TheSetupContext, TheTestContext);
+	CuAssertPtrEquals(tc, &TheTestContext, TheTeardownContext);
+	CuAssertPtrEquals(tc, &TheTeardownContext, uut->frameContext);
+}
+
+CuSuite* CuSuiteFrameGetSuite(void) {
+	CuSuite* suite = CuSuiteNew();
+
+	SUITE_ADD_TEST(suite, TestSuiteWithFrameInit);
+	SUITE_ADD_TEST(suite, TestSuiteWithFrameNew);
+	SUITE_ADD_TEST(suite, TestSuiteRunsSetupTestTeardown);
+	SUITE_ADD_TEST(suite, TestSuiteTestFailsIfSetupFails);
+	SUITE_ADD_TEST(suite, TestSuiteTestFailsIfTeardownFails);
+	SUITE_ADD_TEST(suite, TestSuiteTeardownIsExecutedIfTestFails);
+	SUITE_ADD_TEST(suite, TestSuiteContextPassedToCuTest);
+	SUITE_ADD_TEST(suite, TestSuiteSetupInterruptsUponFailedAssert);
+	SUITE_ADD_TEST(suite, TestSuiteTestInterruptsUponFailedAssert);
+	SUITE_ADD_TEST(suite, TestSuiteTeardownInterruptsUponFailedAssert);
+	SUITE_ADD_TEST(suite, TestSuiteSetupTestTeardownWithContext);
+
+	return suite;
+}