NATIVE(JSObject,jobject,makeRegExp) (PARAMS, jlong ctx, jlongArray args) { JSValueRef exception = NULL; int i, sum = 0; jsize len = env->GetArrayLength(args); jlong *values = env->GetLongArrayElements(args, 0); JSValueRef* elements = new JSValueRef[len]; for (i=0; i<len; i++) { elements[i] = (JSValueRef) values[i]; } env->ReleaseLongArrayElements(args, values, 0); jclass ret = env->FindClass("org/liquidplayer/webkit/javascriptcore/JNIReturnObject"); jmethodID cid = env->GetMethodID(ret,"<init>","()V"); jobject out = env->NewObject(ret, cid); jfieldID fid = env->GetFieldID(ret , "reference", "J"); env->SetLongField( out, fid, (long) JSObjectMakeRegExp((JSContextRef) ctx, (size_t)len, (len==0)?NULL:elements, &exception)); fid = env->GetFieldID(ret , "exception", "J"); env->SetLongField( out, fid, (long) exception); delete elements; return out; }
int main(int argc, char* argv[]) { const char *scriptPath = "testapi.js"; if (argc > 1) { scriptPath = argv[1]; } // Test garbage collection with a fresh context context = JSGlobalContextCreateInGroup(NULL, NULL); TestInitializeFinalize = true; testInitializeFinalize(); JSGlobalContextRelease(context); TestInitializeFinalize = false; ASSERT(Base_didFinalize); JSClassDefinition globalObjectClassDefinition = kJSClassDefinitionEmpty; globalObjectClassDefinition.initialize = globalObject_initialize; globalObjectClassDefinition.staticValues = globalObject_staticValues; globalObjectClassDefinition.staticFunctions = globalObject_staticFunctions; globalObjectClassDefinition.attributes = kJSClassAttributeNoAutomaticPrototype; JSClassRef globalObjectClass = JSClassCreate(&globalObjectClassDefinition); context = JSGlobalContextCreateInGroup(NULL, globalObjectClass); JSGlobalContextRetain(context); JSGlobalContextRelease(context); JSReportExtraMemoryCost(context, 0); JSReportExtraMemoryCost(context, 1); JSReportExtraMemoryCost(context, 1024); JSObjectRef globalObject = JSContextGetGlobalObject(context); ASSERT(JSValueIsObject(context, globalObject)); JSValueRef jsUndefined = JSValueMakeUndefined(context); JSValueRef jsNull = JSValueMakeNull(context); JSValueRef jsTrue = JSValueMakeBoolean(context, true); JSValueRef jsFalse = JSValueMakeBoolean(context, false); JSValueRef jsZero = JSValueMakeNumber(context, 0); JSValueRef jsOne = JSValueMakeNumber(context, 1); JSValueRef jsOneThird = JSValueMakeNumber(context, 1.0 / 3.0); JSObjectRef jsObjectNoProto = JSObjectMake(context, NULL, NULL); JSObjectSetPrototype(context, jsObjectNoProto, JSValueMakeNull(context)); // FIXME: test funny utf8 characters JSStringRef jsEmptyIString = JSStringCreateWithUTF8CString(""); JSValueRef jsEmptyString = JSValueMakeString(context, jsEmptyIString); JSStringRef jsOneIString = JSStringCreateWithUTF8CString("1"); JSValueRef jsOneString = JSValueMakeString(context, jsOneIString); UniChar singleUniChar = 65; // Capital A CFMutableStringRef cfString = CFStringCreateMutableWithExternalCharactersNoCopy(kCFAllocatorDefault, &singleUniChar, 1, 1, kCFAllocatorNull); JSStringRef jsCFIString = JSStringCreateWithCFString(cfString); JSValueRef jsCFString = JSValueMakeString(context, jsCFIString); CFStringRef cfEmptyString = CFStringCreateWithCString(kCFAllocatorDefault, "", kCFStringEncodingUTF8); JSStringRef jsCFEmptyIString = JSStringCreateWithCFString(cfEmptyString); JSValueRef jsCFEmptyString = JSValueMakeString(context, jsCFEmptyIString); CFIndex cfStringLength = CFStringGetLength(cfString); UniChar* buffer = (UniChar*)malloc(cfStringLength * sizeof(UniChar)); CFStringGetCharacters(cfString, CFRangeMake(0, cfStringLength), buffer); JSStringRef jsCFIStringWithCharacters = JSStringCreateWithCharacters((JSChar*)buffer, cfStringLength); JSValueRef jsCFStringWithCharacters = JSValueMakeString(context, jsCFIStringWithCharacters); JSStringRef jsCFEmptyIStringWithCharacters = JSStringCreateWithCharacters((JSChar*)buffer, CFStringGetLength(cfEmptyString)); free(buffer); JSValueRef jsCFEmptyStringWithCharacters = JSValueMakeString(context, jsCFEmptyIStringWithCharacters); ASSERT(JSValueGetType(context, jsUndefined) == kJSTypeUndefined); ASSERT(JSValueGetType(context, jsNull) == kJSTypeNull); ASSERT(JSValueGetType(context, jsTrue) == kJSTypeBoolean); ASSERT(JSValueGetType(context, jsFalse) == kJSTypeBoolean); ASSERT(JSValueGetType(context, jsZero) == kJSTypeNumber); ASSERT(JSValueGetType(context, jsOne) == kJSTypeNumber); ASSERT(JSValueGetType(context, jsOneThird) == kJSTypeNumber); ASSERT(JSValueGetType(context, jsEmptyString) == kJSTypeString); ASSERT(JSValueGetType(context, jsOneString) == kJSTypeString); ASSERT(JSValueGetType(context, jsCFString) == kJSTypeString); ASSERT(JSValueGetType(context, jsCFStringWithCharacters) == kJSTypeString); ASSERT(JSValueGetType(context, jsCFEmptyString) == kJSTypeString); ASSERT(JSValueGetType(context, jsCFEmptyStringWithCharacters) == kJSTypeString); JSObjectRef myObject = JSObjectMake(context, MyObject_class(context), NULL); JSStringRef myObjectIString = JSStringCreateWithUTF8CString("MyObject"); JSObjectSetProperty(context, globalObject, myObjectIString, myObject, kJSPropertyAttributeNone, NULL); JSStringRelease(myObjectIString); JSObjectRef EvilExceptionObject = JSObjectMake(context, EvilExceptionObject_class(context), NULL); JSStringRef EvilExceptionObjectIString = JSStringCreateWithUTF8CString("EvilExceptionObject"); JSObjectSetProperty(context, globalObject, EvilExceptionObjectIString, EvilExceptionObject, kJSPropertyAttributeNone, NULL); JSStringRelease(EvilExceptionObjectIString); JSObjectRef EmptyObject = JSObjectMake(context, EmptyObject_class(context), NULL); JSStringRef EmptyObjectIString = JSStringCreateWithUTF8CString("EmptyObject"); JSObjectSetProperty(context, globalObject, EmptyObjectIString, EmptyObject, kJSPropertyAttributeNone, NULL); JSStringRelease(EmptyObjectIString); JSValueRef exception; // Conversions that throw exceptions exception = NULL; ASSERT(NULL == JSValueToObject(context, jsNull, &exception)); ASSERT(exception); exception = NULL; // FIXME <rdar://4668451> - On i386 the isnan(double) macro tries to map to the isnan(float) function, // causing a build break with -Wshorten-64-to-32 enabled. The issue is known by the appropriate team. // After that's resolved, we can remove these casts ASSERT(isnan((float)JSValueToNumber(context, jsObjectNoProto, &exception))); ASSERT(exception); exception = NULL; ASSERT(!JSValueToStringCopy(context, jsObjectNoProto, &exception)); ASSERT(exception); ASSERT(JSValueToBoolean(context, myObject)); exception = NULL; ASSERT(!JSValueIsEqual(context, jsObjectNoProto, JSValueMakeNumber(context, 1), &exception)); ASSERT(exception); exception = NULL; JSObjectGetPropertyAtIndex(context, myObject, 0, &exception); ASSERT(1 == JSValueToNumber(context, exception, NULL)); assertEqualsAsBoolean(jsUndefined, false); assertEqualsAsBoolean(jsNull, false); assertEqualsAsBoolean(jsTrue, true); assertEqualsAsBoolean(jsFalse, false); assertEqualsAsBoolean(jsZero, false); assertEqualsAsBoolean(jsOne, true); assertEqualsAsBoolean(jsOneThird, true); assertEqualsAsBoolean(jsEmptyString, false); assertEqualsAsBoolean(jsOneString, true); assertEqualsAsBoolean(jsCFString, true); assertEqualsAsBoolean(jsCFStringWithCharacters, true); assertEqualsAsBoolean(jsCFEmptyString, false); assertEqualsAsBoolean(jsCFEmptyStringWithCharacters, false); assertEqualsAsNumber(jsUndefined, nan("")); assertEqualsAsNumber(jsNull, 0); assertEqualsAsNumber(jsTrue, 1); assertEqualsAsNumber(jsFalse, 0); assertEqualsAsNumber(jsZero, 0); assertEqualsAsNumber(jsOne, 1); assertEqualsAsNumber(jsOneThird, 1.0 / 3.0); assertEqualsAsNumber(jsEmptyString, 0); assertEqualsAsNumber(jsOneString, 1); assertEqualsAsNumber(jsCFString, nan("")); assertEqualsAsNumber(jsCFStringWithCharacters, nan("")); assertEqualsAsNumber(jsCFEmptyString, 0); assertEqualsAsNumber(jsCFEmptyStringWithCharacters, 0); ASSERT(sizeof(JSChar) == sizeof(UniChar)); assertEqualsAsCharactersPtr(jsUndefined, "undefined"); assertEqualsAsCharactersPtr(jsNull, "null"); assertEqualsAsCharactersPtr(jsTrue, "true"); assertEqualsAsCharactersPtr(jsFalse, "false"); assertEqualsAsCharactersPtr(jsZero, "0"); assertEqualsAsCharactersPtr(jsOne, "1"); assertEqualsAsCharactersPtr(jsOneThird, "0.3333333333333333"); assertEqualsAsCharactersPtr(jsEmptyString, ""); assertEqualsAsCharactersPtr(jsOneString, "1"); assertEqualsAsCharactersPtr(jsCFString, "A"); assertEqualsAsCharactersPtr(jsCFStringWithCharacters, "A"); assertEqualsAsCharactersPtr(jsCFEmptyString, ""); assertEqualsAsCharactersPtr(jsCFEmptyStringWithCharacters, ""); assertEqualsAsUTF8String(jsUndefined, "undefined"); assertEqualsAsUTF8String(jsNull, "null"); assertEqualsAsUTF8String(jsTrue, "true"); assertEqualsAsUTF8String(jsFalse, "false"); assertEqualsAsUTF8String(jsZero, "0"); assertEqualsAsUTF8String(jsOne, "1"); assertEqualsAsUTF8String(jsOneThird, "0.3333333333333333"); assertEqualsAsUTF8String(jsEmptyString, ""); assertEqualsAsUTF8String(jsOneString, "1"); assertEqualsAsUTF8String(jsCFString, "A"); assertEqualsAsUTF8String(jsCFStringWithCharacters, "A"); assertEqualsAsUTF8String(jsCFEmptyString, ""); assertEqualsAsUTF8String(jsCFEmptyStringWithCharacters, ""); ASSERT(JSValueIsStrictEqual(context, jsTrue, jsTrue)); ASSERT(!JSValueIsStrictEqual(context, jsOne, jsOneString)); ASSERT(JSValueIsEqual(context, jsOne, jsOneString, NULL)); ASSERT(!JSValueIsEqual(context, jsTrue, jsFalse, NULL)); CFStringRef cfJSString = JSStringCopyCFString(kCFAllocatorDefault, jsCFIString); CFStringRef cfJSEmptyString = JSStringCopyCFString(kCFAllocatorDefault, jsCFEmptyIString); ASSERT(CFEqual(cfJSString, cfString)); ASSERT(CFEqual(cfJSEmptyString, cfEmptyString)); CFRelease(cfJSString); CFRelease(cfJSEmptyString); CFRelease(cfString); CFRelease(cfEmptyString); jsGlobalValue = JSObjectMake(context, NULL, NULL); JSValueProtect(context, jsGlobalValue); JSGarbageCollect(context); ASSERT(JSValueIsObject(context, jsGlobalValue)); JSValueUnprotect(context, jsGlobalValue); JSStringRef goodSyntax = JSStringCreateWithUTF8CString("x = 1;"); JSStringRef badSyntax = JSStringCreateWithUTF8CString("x := 1;"); ASSERT(JSCheckScriptSyntax(context, goodSyntax, NULL, 0, NULL)); ASSERT(!JSCheckScriptSyntax(context, badSyntax, NULL, 0, NULL)); JSValueRef result; JSValueRef v; JSObjectRef o; JSStringRef string; result = JSEvaluateScript(context, goodSyntax, NULL, NULL, 1, NULL); ASSERT(result); ASSERT(JSValueIsEqual(context, result, jsOne, NULL)); exception = NULL; result = JSEvaluateScript(context, badSyntax, NULL, NULL, 1, &exception); ASSERT(!result); ASSERT(JSValueIsObject(context, exception)); JSStringRef array = JSStringCreateWithUTF8CString("Array"); JSObjectRef arrayConstructor = JSValueToObject(context, JSObjectGetProperty(context, globalObject, array, NULL), NULL); JSStringRelease(array); result = JSObjectCallAsConstructor(context, arrayConstructor, 0, NULL, NULL); ASSERT(result); ASSERT(JSValueIsObject(context, result)); ASSERT(JSValueIsInstanceOfConstructor(context, result, arrayConstructor, NULL)); ASSERT(!JSValueIsInstanceOfConstructor(context, JSValueMakeNull(context), arrayConstructor, NULL)); o = JSValueToObject(context, result, NULL); exception = NULL; ASSERT(JSValueIsUndefined(context, JSObjectGetPropertyAtIndex(context, o, 0, &exception))); ASSERT(!exception); JSObjectSetPropertyAtIndex(context, o, 0, JSValueMakeNumber(context, 1), &exception); ASSERT(!exception); exception = NULL; ASSERT(1 == JSValueToNumber(context, JSObjectGetPropertyAtIndex(context, o, 0, &exception), &exception)); ASSERT(!exception); JSStringRef functionBody; JSObjectRef function; exception = NULL; functionBody = JSStringCreateWithUTF8CString("rreturn Array;"); JSStringRef line = JSStringCreateWithUTF8CString("line"); ASSERT(!JSObjectMakeFunction(context, NULL, 0, NULL, functionBody, NULL, 1, &exception)); ASSERT(JSValueIsObject(context, exception)); v = JSObjectGetProperty(context, JSValueToObject(context, exception, NULL), line, NULL); assertEqualsAsNumber(v, 1); JSStringRelease(functionBody); JSStringRelease(line); exception = NULL; functionBody = JSStringCreateWithUTF8CString("return Array;"); function = JSObjectMakeFunction(context, NULL, 0, NULL, functionBody, NULL, 1, &exception); JSStringRelease(functionBody); ASSERT(!exception); ASSERT(JSObjectIsFunction(context, function)); v = JSObjectCallAsFunction(context, function, NULL, 0, NULL, NULL); ASSERT(v); ASSERT(JSValueIsEqual(context, v, arrayConstructor, NULL)); exception = NULL; function = JSObjectMakeFunction(context, NULL, 0, NULL, jsEmptyIString, NULL, 0, &exception); ASSERT(!exception); v = JSObjectCallAsFunction(context, function, NULL, 0, NULL, &exception); ASSERT(v && !exception); ASSERT(JSValueIsUndefined(context, v)); exception = NULL; v = NULL; JSStringRef foo = JSStringCreateWithUTF8CString("foo"); JSStringRef argumentNames[] = { foo }; functionBody = JSStringCreateWithUTF8CString("return foo;"); function = JSObjectMakeFunction(context, foo, 1, argumentNames, functionBody, NULL, 1, &exception); ASSERT(function && !exception); JSValueRef arguments[] = { JSValueMakeNumber(context, 2) }; v = JSObjectCallAsFunction(context, function, NULL, 1, arguments, &exception); JSStringRelease(foo); JSStringRelease(functionBody); string = JSValueToStringCopy(context, function, NULL); assertEqualsAsUTF8String(JSValueMakeString(context, string), "function foo(foo) { return foo;\n}"); JSStringRelease(string); JSStringRef print = JSStringCreateWithUTF8CString("print"); JSObjectRef printFunction = JSObjectMakeFunctionWithCallback(context, print, print_callAsFunction); JSObjectSetProperty(context, globalObject, print, printFunction, kJSPropertyAttributeNone, NULL); JSStringRelease(print); ASSERT(!JSObjectSetPrivate(printFunction, (void*)1)); ASSERT(!JSObjectGetPrivate(printFunction)); JSStringRef myConstructorIString = JSStringCreateWithUTF8CString("MyConstructor"); JSObjectRef myConstructor = JSObjectMakeConstructor(context, NULL, myConstructor_callAsConstructor); JSObjectSetProperty(context, globalObject, myConstructorIString, myConstructor, kJSPropertyAttributeNone, NULL); JSStringRelease(myConstructorIString); ASSERT(!JSObjectSetPrivate(myConstructor, (void*)1)); ASSERT(!JSObjectGetPrivate(myConstructor)); string = JSStringCreateWithUTF8CString("Derived"); JSObjectRef derivedConstructor = JSObjectMakeConstructor(context, Derived_class(context), NULL); JSObjectSetProperty(context, globalObject, string, derivedConstructor, kJSPropertyAttributeNone, NULL); JSStringRelease(string); o = JSObjectMake(context, NULL, NULL); JSObjectSetProperty(context, o, jsOneIString, JSValueMakeNumber(context, 1), kJSPropertyAttributeNone, NULL); JSObjectSetProperty(context, o, jsCFIString, JSValueMakeNumber(context, 1), kJSPropertyAttributeDontEnum, NULL); JSPropertyNameArrayRef nameArray = JSObjectCopyPropertyNames(context, o); size_t expectedCount = JSPropertyNameArrayGetCount(nameArray); size_t count; for (count = 0; count < expectedCount; ++count) JSPropertyNameArrayGetNameAtIndex(nameArray, count); JSPropertyNameArrayRelease(nameArray); ASSERT(count == 1); // jsCFString should not be enumerated JSValueRef argumentsArrayValues[] = { JSValueMakeNumber(context, 10), JSValueMakeNumber(context, 20) }; o = JSObjectMakeArray(context, sizeof(argumentsArrayValues) / sizeof(JSValueRef), argumentsArrayValues, NULL); string = JSStringCreateWithUTF8CString("length"); v = JSObjectGetProperty(context, o, string, NULL); assertEqualsAsNumber(v, 2); v = JSObjectGetPropertyAtIndex(context, o, 0, NULL); assertEqualsAsNumber(v, 10); v = JSObjectGetPropertyAtIndex(context, o, 1, NULL); assertEqualsAsNumber(v, 20); o = JSObjectMakeArray(context, 0, NULL, NULL); v = JSObjectGetProperty(context, o, string, NULL); assertEqualsAsNumber(v, 0); JSStringRelease(string); JSValueRef argumentsDateValues[] = { JSValueMakeNumber(context, 0) }; o = JSObjectMakeDate(context, 1, argumentsDateValues, NULL); if (timeZoneIsPST()) assertEqualsAsUTF8String(o, "Wed Dec 31 1969 16:00:00 GMT-0800 (PST)"); string = JSStringCreateWithUTF8CString("an error message"); JSValueRef argumentsErrorValues[] = { JSValueMakeString(context, string) }; o = JSObjectMakeError(context, 1, argumentsErrorValues, NULL); assertEqualsAsUTF8String(o, "Error: an error message"); JSStringRelease(string); string = JSStringCreateWithUTF8CString("foo"); JSStringRef string2 = JSStringCreateWithUTF8CString("gi"); JSValueRef argumentsRegExpValues[] = { JSValueMakeString(context, string), JSValueMakeString(context, string2) }; o = JSObjectMakeRegExp(context, 2, argumentsRegExpValues, NULL); assertEqualsAsUTF8String(o, "/foo/gi"); JSStringRelease(string); JSStringRelease(string2); JSClassDefinition nullDefinition = kJSClassDefinitionEmpty; nullDefinition.attributes = kJSClassAttributeNoAutomaticPrototype; JSClassRef nullClass = JSClassCreate(&nullDefinition); JSClassRelease(nullClass); nullDefinition = kJSClassDefinitionEmpty; nullClass = JSClassCreate(&nullDefinition); JSClassRelease(nullClass); functionBody = JSStringCreateWithUTF8CString("return this;"); function = JSObjectMakeFunction(context, NULL, 0, NULL, functionBody, NULL, 1, NULL); JSStringRelease(functionBody); v = JSObjectCallAsFunction(context, function, NULL, 0, NULL, NULL); ASSERT(JSValueIsEqual(context, v, globalObject, NULL)); v = JSObjectCallAsFunction(context, function, o, 0, NULL, NULL); ASSERT(JSValueIsEqual(context, v, o, NULL)); functionBody = JSStringCreateWithUTF8CString("return eval(\"this\");"); function = JSObjectMakeFunction(context, NULL, 0, NULL, functionBody, NULL, 1, NULL); JSStringRelease(functionBody); v = JSObjectCallAsFunction(context, function, NULL, 0, NULL, NULL); ASSERT(JSValueIsEqual(context, v, globalObject, NULL)); v = JSObjectCallAsFunction(context, function, o, 0, NULL, NULL); ASSERT(JSValueIsEqual(context, v, o, NULL)); JSStringRef script = JSStringCreateWithUTF8CString("this;"); v = JSEvaluateScript(context, script, NULL, NULL, 1, NULL); ASSERT(JSValueIsEqual(context, v, globalObject, NULL)); v = JSEvaluateScript(context, script, o, NULL, 1, NULL); ASSERT(JSValueIsEqual(context, v, o, NULL)); JSStringRelease(script); script = JSStringCreateWithUTF8CString("eval(this);"); v = JSEvaluateScript(context, script, NULL, NULL, 1, NULL); ASSERT(JSValueIsEqual(context, v, globalObject, NULL)); v = JSEvaluateScript(context, script, o, NULL, 1, NULL); ASSERT(JSValueIsEqual(context, v, o, NULL)); JSStringRelease(script); // Verify that creating a constructor for a class with no static functions does not trigger // an assert inside putDirect or lead to a crash during GC. <https://bugs.webkit.org/show_bug.cgi?id=25785> nullDefinition = kJSClassDefinitionEmpty; nullClass = JSClassCreate(&nullDefinition); myConstructor = JSObjectMakeConstructor(context, nullClass, 0); JSClassRelease(nullClass); char* scriptUTF8 = createStringWithContentsOfFile(scriptPath); if (!scriptUTF8) { printf("FAIL: Test script could not be loaded.\n"); failed = 1; } else { script = JSStringCreateWithUTF8CString(scriptUTF8); result = JSEvaluateScript(context, script, NULL, NULL, 1, &exception); if (JSValueIsUndefined(context, result)) printf("PASS: Test script executed successfully.\n"); else { printf("FAIL: Test script returned unexpected value:\n"); JSStringRef exceptionIString = JSValueToStringCopy(context, exception, NULL); CFStringRef exceptionCF = JSStringCopyCFString(kCFAllocatorDefault, exceptionIString); CFShow(exceptionCF); CFRelease(exceptionCF); JSStringRelease(exceptionIString); failed = 1; } JSStringRelease(script); free(scriptUTF8); } // Clear out local variables pointing at JSObjectRefs to allow their values to be collected function = NULL; v = NULL; o = NULL; globalObject = NULL; myConstructor = NULL; JSStringRelease(jsEmptyIString); JSStringRelease(jsOneIString); JSStringRelease(jsCFIString); JSStringRelease(jsCFEmptyIString); JSStringRelease(jsCFIStringWithCharacters); JSStringRelease(jsCFEmptyIStringWithCharacters); JSStringRelease(goodSyntax); JSStringRelease(badSyntax); JSGlobalContextRelease(context); JSClassRelease(globalObjectClass); // Test for an infinite prototype chain that used to be created. This test // passes if the call to JSObjectHasProperty() does not hang. JSClassDefinition prototypeLoopClassDefinition = kJSClassDefinitionEmpty; prototypeLoopClassDefinition.staticFunctions = globalObject_staticFunctions; JSClassRef prototypeLoopClass = JSClassCreate(&prototypeLoopClassDefinition); JSGlobalContextRef prototypeLoopContext = JSGlobalContextCreateInGroup(NULL, prototypeLoopClass); JSStringRef nameProperty = JSStringCreateWithUTF8CString("name"); JSObjectHasProperty(prototypeLoopContext, JSContextGetGlobalObject(prototypeLoopContext), nameProperty); JSGlobalContextRelease(prototypeLoopContext); JSClassRelease(prototypeLoopClass); printf("PASS: Infinite prototype chain does not occur.\n"); if (failed) { printf("FAIL: Some tests failed.\n"); return 1; } printf("PASS: Program exited normally.\n"); return 0; }