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/*
* Copyright (C) 2014-2022 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "CustomGlobalObjectClassTest.h"
#include <JavaScriptCore/JSObjectRefPrivate.h>
#include <JavaScriptCore/JavaScript.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
WTF_ALLOW_UNSAFE_BUFFER_USAGE_BEGIN
extern bool assertTrue(bool value, const char* message);
static bool executedCallback = false;
static JSValueRef jsDoSomething(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argc, const JSValueRef args[], JSValueRef* exception)
{
(void)function;
(void)thisObject;
(void)argc;
(void)args;
(void)exception;
executedCallback = true;
return JSValueMakeNull(ctx);
}
static const JSStaticFunction bridgedFunctions[] = {
{"doSomething", jsDoSomething, kJSPropertyAttributeDontDelete},
{0, 0, 0},
};
static JSClassRef bridgedObjectClass = NULL;
static JSClassDefinition bridgedClassDef;
static JSClassRef jsClassRef(void)
{
if (!bridgedObjectClass) {
bridgedClassDef = kJSClassDefinitionEmpty;
bridgedClassDef.className = "BridgedObject";
bridgedClassDef.staticFunctions = bridgedFunctions;
bridgedObjectClass = JSClassCreate(&bridgedClassDef);
}
return bridgedObjectClass;
}
void customGlobalObjectClassTest(void)
{
JSClassRef bridgedObjectJsClassRef = jsClassRef();
JSGlobalContextRef globalContext = JSGlobalContextCreate(bridgedObjectJsClassRef);
JSObjectRef globalObj = JSContextGetGlobalObject(globalContext);
JSPropertyNameArrayRef propertyNames = JSObjectCopyPropertyNames(globalContext, globalObj);
size_t propertyCount = JSPropertyNameArrayGetCount(propertyNames);
assertTrue(propertyCount == 1, "Property count == 1");
JSStringRef propertyNameRef = JSPropertyNameArrayGetNameAtIndex(propertyNames, 0);
size_t propertyNameLength = JSStringGetLength(propertyNameRef);
size_t bufferSize = sizeof(char) * (propertyNameLength + 1);
char* buffer = (char*)malloc(bufferSize);
JSStringGetUTF8CString(propertyNameRef, buffer, bufferSize);
buffer[propertyNameLength] = '\0';
assertTrue(!strncmp(buffer, "doSomething", propertyNameLength), "First property name is doSomething");
free(buffer);
bool hasMethod = JSObjectHasProperty(globalContext, globalObj, propertyNameRef);
assertTrue(hasMethod, "Property found by name");
JSValueRef doSomethingProperty =
JSObjectGetProperty(globalContext, globalObj, propertyNameRef, NULL);
assertTrue(!JSValueIsUndefined(globalContext, doSomethingProperty), "Property is defined");
bool globalObjectClassMatchesClassRef = JSValueIsObjectOfClass(globalContext, globalObj, bridgedObjectJsClassRef);
assertTrue(globalObjectClassMatchesClassRef, "Global object is the right class");
JSStringRef script = JSStringCreateWithUTF8CString("doSomething();");
JSEvaluateScript(globalContext, script, NULL, NULL, 1, NULL);
JSStringRelease(script);
assertTrue(executedCallback, "Executed custom global object callback");
JSGlobalContextRelease(globalContext);
}
void globalObjectSetPrototypeTest(void)
{
JSClassDefinition definition = kJSClassDefinitionEmpty;
definition.className = "Global";
JSClassRef global = JSClassCreate(&definition);
JSGlobalContextRef context = JSGlobalContextCreate(global);
JSObjectRef object = JSContextGetGlobalObject(context);
JSValueRef originalPrototype = JSObjectGetPrototype(context, object);
JSObjectRef above = JSObjectMake(context, 0, 0);
JSObjectSetPrototype(context, object, above);
JSValueRef prototypeAfterChangingAttempt = JSObjectGetPrototype(context, object);
assertTrue(JSValueIsStrictEqual(context, prototypeAfterChangingAttempt, originalPrototype), "Global object's [[Prototype]] cannot be changed after instantiating it");
JSGlobalContextRelease(context);
}
void globalObjectPrivatePropertyTest(void)
{
JSClassDefinition definition = kJSClassDefinitionEmpty;
definition.className = "Global";
JSClassRef global = JSClassCreate(&definition);
JSGlobalContextRef context = JSGlobalContextCreate(global);
JSObjectRef globalObject = JSContextGetGlobalObject(context);
JSStringRef privateName = JSStringCreateWithUTF8CString("private");
JSValueRef privateValue = JSValueMakeString(context, privateName);
assertTrue(JSObjectSetPrivateProperty(context, globalObject, privateName, privateValue), "JSObjectSetPrivateProperty succeeded");
JSValueRef result = JSObjectGetPrivateProperty(context, globalObject, privateName);
assertTrue(JSValueIsStrictEqual(context, privateValue, result), "privateValue === \"private\"");
assertTrue(JSObjectDeletePrivateProperty(context, globalObject, privateName), "JSObjectDeletePrivateProperty succeeded");
result = JSObjectGetPrivateProperty(context, globalObject, privateName);
assertTrue(JSValueIsNull(context, result), "Deleted private property is indeed no longer present");
JSStringRelease(privateName);
JSGlobalContextRelease(context);
}
WTF_ALLOW_UNSAFE_BUFFER_USAGE_END
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