Esempio n. 1
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void JSCExecutor::initOnJSVMThread() {
  m_context = JSGlobalContextCreateInGroup(nullptr, nullptr);
  s_globalContextRefToJSCExecutor[m_context] = this;
  installGlobalFunction(m_context, "nativeFlushQueueImmediate", nativeFlushQueueImmediate);
  installGlobalFunction(m_context, "nativePerformanceNow", nativePerformanceNow);
  installGlobalFunction(m_context, "nativeStartWorker", nativeStartWorker);
  installGlobalFunction(m_context, "nativePostMessageToWorker", nativePostMessageToWorker);
  installGlobalFunction(m_context, "nativeTerminateWorker", nativeTerminateWorker);
  installGlobalFunction(m_context, "nativeInjectHMRUpdate", nativeInjectHMRUpdate);

  installGlobalFunction(m_context, "nativeLoggingHook", JSLogging::nativeHook);

  // TODO (t10136849): Pass the config options from map to JSC

  #ifdef WITH_FB_JSC_TUNING
  configureJSCForAndroid();
  #endif

  #ifdef WITH_JSC_EXTRA_TRACING
  addNativeTracingHooks(m_context);
  addNativeProfilingHooks(m_context);
  PerfLogging::installNativeHooks(m_context);
  #endif

  #ifdef WITH_FB_MEMORY_PROFILING
  addNativeMemoryHooks(m_context);
  #endif
}
Esempio n. 2
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void JSCExecutor::initOnJSVMThread() {
  #if defined(WITH_FB_JSC_TUNING)
  configureJSCForAndroid(m_jscConfig);
  #endif
  m_context = JSGlobalContextCreateInGroup(nullptr, nullptr);
  s_globalContextRefToJSCExecutor[m_context] = this;
  installGlobalFunction(m_context, "nativeFlushQueueImmediate", nativeFlushQueueImmediate);
  installGlobalFunction(m_context, "nativeStartWorker", nativeStartWorker);
  installGlobalFunction(m_context, "nativePostMessageToWorker", nativePostMessageToWorker);
  installGlobalFunction(m_context, "nativeTerminateWorker", nativeTerminateWorker);
  installGlobalFunction(m_context, "nativeInjectHMRUpdate", nativeInjectHMRUpdate);
  installGlobalFunction(m_context, "nativeCallSyncHook", nativeCallSyncHook);

  installGlobalFunction(m_context, "nativeLoggingHook", JSNativeHooks::loggingHook);
  installGlobalFunction(m_context, "nativePerformanceNow", JSNativeHooks::nowHook);

  #ifdef WITH_JSC_EXTRA_TRACING
  addNativeTracingHooks(m_context);
  addNativeProfilingHooks(m_context);
  PerfLogging::installNativeHooks(m_context);
  #endif

  #ifdef WITH_FB_MEMORY_PROFILING
  addNativeMemoryHooks(m_context);
  #endif

  #ifdef JSC_HAS_PERF_STATS_API
  addJSCPerfStatsHooks(m_context);
  #endif

  #if defined(WITH_FB_JSC_TUNING)
  configureJSContextForAndroid(m_context, m_jscConfig, m_deviceCacheDir);
  #endif
}
Esempio n. 3
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JSCExecutor::JSCExecutor(FlushImmediateCallback cb, const std::string& cacheDir) :
    m_flushImmediateCallback(cb), m_deviceCacheDir(cacheDir) {
    m_context = JSGlobalContextCreateInGroup(nullptr, nullptr);
    m_messageQueueThread = MessageQueues::getCurrentMessageQueueThread();
    s_globalContextRefToJSCExecutor[m_context] = this;
    installGlobalFunction(m_context, "nativeFlushQueueImmediate", nativeFlushQueueImmediate);
    installGlobalFunction(m_context, "nativePerformanceNow", nativePerformanceNow);
    installGlobalFunction(m_context, "nativeStartWorker", nativeStartWorker);
    installGlobalFunction(m_context, "nativePostMessageToWorker", nativePostMessageToWorker);
    installGlobalFunction(m_context, "nativeTerminateWorker", nativeTerminateWorker);

    installGlobalFunction(m_context, "nativeLoggingHook", JSLogging::nativeHook);

#ifdef WITH_FB_JSC_TUNING
    configureJSCForAndroid();
#endif

#ifdef WITH_JSC_EXTRA_TRACING
    addNativeTracingHooks(m_context);
    addNativeProfilingHooks(m_context);
    PerfLogging::installNativeHooks(m_context);
#endif

#ifdef WITH_FB_MEMORY_PROFILING
    addNativeMemoryHooks(m_context);
#endif
}
Esempio n. 4
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void JSCExecutor::initOnJSVMThread() {
  #if defined(WITH_FB_JSC_TUNING) && !defined(WITH_JSC_INTERNAL)
  // TODO: Find a way to pass m_jscConfig to configureJSCForAndroid()
  configureJSCForAndroid(m_jscConfig.getDefault("GCTimers", false).asBool());
  #endif
  m_context = JSGlobalContextCreateInGroup(nullptr, nullptr);
  s_globalContextRefToJSCExecutor[m_context] = this;
  installGlobalFunction(m_context, "nativeFlushQueueImmediate", nativeFlushQueueImmediate);
  installGlobalFunction(m_context, "nativePerformanceNow", nativePerformanceNow);
  installGlobalFunction(m_context, "nativeStartWorker", nativeStartWorker);
  installGlobalFunction(m_context, "nativePostMessageToWorker", nativePostMessageToWorker);
  installGlobalFunction(m_context, "nativeTerminateWorker", nativeTerminateWorker);
  installGlobalFunction(m_context, "nativeInjectHMRUpdate", nativeInjectHMRUpdate);

  installGlobalFunction(m_context, "nativeLoggingHook", JSLogging::nativeHook);

  #if defined(WITH_JSC_INTERNAL) && defined(WITH_FB_JSC_TUNING)
  configureJSCForAndroid();
  #endif

  #ifdef WITH_JSC_EXTRA_TRACING
  addNativeTracingHooks(m_context);
  addNativeProfilingHooks(m_context);
  PerfLogging::installNativeHooks(m_context);
  #endif

  #ifdef WITH_FB_MEMORY_PROFILING
  addNativeMemoryHooks(m_context);
  #endif

  #ifdef JSC_HAS_PERF_STATS_API
  addJSCPerfStatsHooks(m_context);
  #endif
}
Esempio n. 5
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gchar*
sokoke_js_script_eval (JSContextRef js_context,
                       const gchar* script,
                       gchar**      exception)
{
#if 0 //CMP_ERROR_TODO implement
    JSGlobalContextRef temporary_context = NULL;
    gchar* value;
    JSStringRef js_value_string;
    JSStringRef js_script;
    JSValueRef js_exception = NULL;
    JSValueRef js_value;

    g_return_val_if_fail (script, FALSE);

    if (!js_context)
        js_context = temporary_context = JSGlobalContextCreateInGroup (NULL, NULL);

    js_script = JSStringCreateWithUTF8CString (script);
    js_value = JSEvaluateScript (js_context, js_script,
        JSContextGetGlobalObject (js_context), NULL, 0, &js_exception);
    JSStringRelease (js_script);

    if (!js_value)
    {
        JSStringRef js_message = JSValueToStringCopy (js_context,
                                                      js_exception, NULL);
        g_return_val_if_fail (js_message != NULL, NULL);

        value = sokoke_js_string_utf8 (js_message);
        if (exception)
            *exception = value;
        else
        {
            g_warning ("%s", value);
            g_free (value);
        }
        JSStringRelease (js_message);
        if (temporary_context)
            JSGlobalContextRelease (temporary_context);
        return NULL;
    }

    js_value_string = JSValueToStringCopy (js_context, js_value, NULL);
    value = sokoke_js_string_utf8 (js_value_string);
    JSStringRelease (js_value_string);
    if (temporary_context)
        JSGlobalContextRelease (temporary_context);
    return value;
#else
    return 0;
#endif
}
Esempio n. 6
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/*
	static
*/
VJSGlobalContext *VJSGlobalContext::Create( IJSRuntimeDelegate *inRuntimeDelegate, JS4D::ClassRef inGlobalClassRef)
{
	JSGlobalContextRef ref = JSGlobalContextCreateInGroup( NULL, inGlobalClassRef);
	if (ref != NULL)
	{
		VJSGlobalObject *globalObject = new VJSGlobalObject( ref, NULL, inRuntimeDelegate);
		JSObjectSetPrivate( JSContextGetGlobalObject( ref), globalObject);

		return new VJSGlobalContext( ref);
	}
	else
		return NULL;
}
Esempio n. 7
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void JSCWebWorker::initJSVMAndLoadScript() {
  CHECK(!isTerminated()) << "Worker was already finished!";
  CHECK(!context_) << "Worker JS VM was already created!";

  context_ = JSGlobalContextCreateInGroup(
      NULL, // use default JS 'global' object
      NULL // create new group (i.e. new VM)
  );
  s_globalContextRefToJSCWebWorker[context_] = this;

  // TODO(9604438): Protect against script does not exist
  std::unique_ptr<const JSBigString> script = WebWorkerUtil::loadScriptFromAssets(scriptName_);
  evaluateScript(context_, jsStringFromBigString(*script), String(scriptName_.c_str()));

  installGlobalFunction(context_, "postMessage", nativePostMessage);
}
void JSCWebWorker::initJSVMAndLoadScript() {
  FBASSERTMSGF(!isTerminated(), "Worker was already finished!");
  FBASSERTMSGF(!context_, "Worker JS VM was already created!");

  context_ = JSGlobalContextCreateInGroup(
      NULL, // use default JS 'global' object
      NULL // create new group (i.e. new VM)
  ); 
  s_globalContextRefToJSCWebWorker[context_] = this;
  
  // TODO(9604438): Protect against script does not exist
  std::string script = loadScriptFromAssets(scriptName_);
  evaluateScript(context_, String(script.c_str()), String(scriptName_.c_str()));

  installGlobalFunction(context_, "postMessage", nativePostMessage);
}
Esempio n. 9
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JSCExecutor::JSCExecutor(FlushImmediateCallback cb) :
    m_flushImmediateCallback(cb) {
  m_context = JSGlobalContextCreateInGroup(nullptr, nullptr);
  s_globalContextRefToJSCExecutor[m_context] = this;
  installGlobalFunction(m_context, "nativeFlushQueueImmediate", nativeFlushQueueImmediate);
  installGlobalFunction(m_context, "nativeLoggingHook", nativeLoggingHook);

  #ifdef WITH_FB_JSC_TUNING
  configureJSCForAndroid();
  #endif

  #ifdef WITH_JSC_EXTRA_TRACING
  addNativeTracingHooks(m_context);
  addNativeProfilingHooks(m_context);
  addNativePerfLoggingHooks(m_context);
  #endif
}
Esempio n. 10
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static void InitializeHyperloopVM() 
#endif
{
    globalContextGroupRef = JSContextGroupCreate();
#ifdef USE_TIJSCORE
    globalContextRef = ctx;
#else
    JSContextGroupRetain(globalContextGroupRef);
    globalContextRef = JSGlobalContextCreateInGroup(globalContextGroupRef,nullptr);
#endif

    // initialize
    InitializeContext(globalContextRef);

    // retain it
    JSGlobalContextRetain(globalContextRef);
}
int testGlobalContextWithFinalizer()
{
    JSClassDefinition def = kJSClassDefinitionEmpty;
    def.className = "testClass";
    def.finalize = finalize;
    JSClassRef classRef = JSClassCreate(&def);
    
    JSGlobalContextRef ref = JSGlobalContextCreateInGroup(nullptr, classRef);
    JSGlobalContextRelease(ref);
    JSClassRelease(classRef);

    if (failed)
        printf("FAIL: JSGlobalContextRef did not call its JSClassRef finalizer.\n");
    else
        printf("PASS: JSGlobalContextRef called its JSClassRef finalizer as expected.\n");

    return failed;
}
Esempio n. 12
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/**
 * run JS in a new context and return result
 */
static JSValueRef RunInNewContext(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
    if (argumentCount > 0) 
    {
        std::ostringstream stream;
        std::string js(HyperloopJSValueToStringCopy(ctx,arguments[0],exception));
        stream << "(function(){" << js << "})";
        auto newCtx = JSGlobalContextCreateInGroup(globalContextGroupRef,nullptr);
        auto scriptRef = JSStringCreateWithUTF8CString(stream.str().c_str());
        auto thisObjectRef = argumentCount > 1 ? JSValueToObject(ctx,arguments[1],exception) : thisObject;
        auto functionRef = JSEvaluateScript(newCtx,scriptRef,thisObjectRef,nullptr,0,exception);
        auto functionObj = JSValueToObject(newCtx,functionRef,exception);
        auto resultRef = JSObjectCallAsFunction(newCtx,functionObj,thisObjectRef,0,nullptr,exception);
        JSStringRelease(scriptRef);
        JSGlobalContextRelease(newCtx);
        return resultRef;
    } 
    return JSValueMakeUndefined(ctx);   
}
Esempio n. 13
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int main(int argc, char* argv[])
{
    const char *scriptPath = "minidom.js";
    if (argc > 1) {
        scriptPath = argv[1];
    }
    
    JSGlobalContextRef context = JSGlobalContextCreateInGroup(NULL, NULL);
    JSObjectRef globalObject = JSContextGetGlobalObject(context);
    
    JSStringRef printIString = JSStringCreateWithUTF8CString("print");
    JSObjectSetProperty(context, globalObject, printIString, JSObjectMakeFunctionWithCallback(context, printIString, print), kJSPropertyAttributeNone, NULL);
    JSStringRelease(printIString);
    
    JSStringRef node = JSStringCreateWithUTF8CString("Node");
    JSObjectSetProperty(context, globalObject, node, JSObjectMakeConstructor(context, JSNode_class(context), JSNode_construct), kJSPropertyAttributeNone, NULL);
    JSStringRelease(node);
    
    char* scriptUTF8 = createStringWithContentsOfFile(scriptPath);
    JSStringRef script = JSStringCreateWithUTF8CString(scriptUTF8);
    JSValueRef exception;
    JSValueRef result = JSEvaluateScript(context, script, NULL, NULL, 1, &exception);
    if (result)
        printf("PASS: Test script executed successfully.\n");
    else {
        printf("FAIL: Test script threw exception:\n");
        JSStringRef exceptionIString = JSValueToStringCopy(context, exception, NULL);
        size_t exceptionUTF8Size = JSStringGetMaximumUTF8CStringSize(exceptionIString);
        char* exceptionUTF8 = (char*)malloc(exceptionUTF8Size);
        JSStringGetUTF8CString(exceptionIString, exceptionUTF8, exceptionUTF8Size);
        printf("%s\n", exceptionUTF8);
        free(exceptionUTF8);
        JSStringRelease(exceptionIString);
    }
    JSStringRelease(script);
    free(scriptUTF8);

    globalObject = 0;
    JSGlobalContextRelease(context);
    printf("PASS: Program exited normally.\n");
    return 0;
}
Esempio n. 14
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/**
 * seed_context_create:
 * @group: A #SeedContextGroup in which to create the new context, or %NULL to
 *         create it in the default context group.
 * @global_class: The #SeedClass to use to create the global object, or %NULL to
 *                create it with the default class.
 *
 * Create a new #SeedContext. By default, this creates a new context
 * which has no global objects; you can add the default set using
 * seed_prepare_global_context().
 *
 * Return value: A new #SeedContext.
 *
 */
JSGlobalContextRef
seed_context_create(JSContextGroupRef group, JSClassRef global_class)
{
    return JSGlobalContextCreateInGroup(group, global_class);
}
Esempio n. 15
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void
seed_signal_marshal_func (GClosure * closure,
			  GValue * return_value,
			  guint n_param_values,
			  const GValue * param_values,
			  gpointer invocation_hint, gpointer marshal_data)
{
  SeedClosure *seed_closure = (SeedClosure *) closure;
  JSValueRef *args, exception = 0;
  JSValueRef ret = 0;
  guint i;
  gchar *mes;
  GSignalQuery signal_query = { 0, };

  if (marshal_data)
    {
      /* Inspired from gjs/gi/value.c:closure_marshal() */
      /* we are used for a signal handler */
      guint signal_id;

      signal_id = GPOINTER_TO_UINT(marshal_data);

      g_signal_query(signal_id, &signal_query);

      if (!signal_query.signal_id)
          g_error("Signal handler being called on invalid signal");

      if (signal_query.n_params + 1 != n_param_values)
          g_error("Signal handler being called with wrong number of parameters");
  }

  JSContextRef ctx = JSGlobalContextCreateInGroup (context_group,
						   0);

  seed_prepare_global_context (ctx);
  SEED_NOTE (INVOCATION, "Signal Marshal: ");

  args = g_newa (JSValueRef, n_param_values + 1);

  for (i = 0; i < n_param_values; i++)
    {
      args[i] = seed_value_from_gvalue_for_signal (ctx,
                    (GValue *) & param_values[i], 0, &signal_query, i);

      if (!args[i])
	g_error ("Error in signal marshal. "
		 "Unable to convert argument of type: %s \n",
		 g_type_name (param_values[i].g_type));

    }

  if (seed_closure->user_data)
    args[i] = seed_closure->user_data;
  else
    args[i] = JSValueMakeNull (ctx);

  ret = JSObjectCallAsFunction (ctx, seed_closure->function,
				NULL, n_param_values + 1, args, &exception);

  if (exception)
    {
      seed_closure_warn_exception (closure, ctx, exception);
      exception = NULL;
    }

  if (ret && !JSValueIsNull (ctx, ret)
      && (seed_closure->return_type != G_TYPE_NONE))
    {
      seed_value_to_gvalue (ctx, ret, seed_closure->return_type,
			    return_value, &exception);
    }

  if (exception)
    {
      mes = seed_exception_to_string (ctx, exception);
      g_warning ("Exception in signal handler return value. %s \n", mes);
      g_free (mes);
    }

  JSGlobalContextRelease ((JSGlobalContextRef) ctx);
  JSGarbageCollect(ctx);

}
Esempio n. 16
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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);

    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);
    
    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;}");
    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

    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);

    char* scriptUTF8 = createStringWithContentsOfFile(scriptPath);
    if (!scriptUTF8)
        printf("FAIL: Test script could not be loaded.\n");
    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);
        }
        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;

    JSStringRelease(jsEmptyIString);
    JSStringRelease(jsOneIString);
    JSStringRelease(jsCFIString);
    JSStringRelease(jsCFEmptyIString);
    JSStringRelease(jsCFIStringWithCharacters);
    JSStringRelease(jsCFEmptyIStringWithCharacters);
    JSStringRelease(goodSyntax);
    JSStringRelease(badSyntax);

    JSGlobalContextRelease(context);
    JSClassRelease(globalObjectClass);

    printf("PASS: Program exited normally.\n");
    return 0;
}