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/*
* Copyright (C) 2006 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 "JavaScriptCore.h"
#include "JSBasePrivate.h"
#include "JSContextRefPrivate.h"
#include "JSObjectRefPrivate.h"
#include "JSScriptRefPrivate.h"
#include "JSStringRefPrivate.h"
#include <math.h>
#define ASSERT_DISABLED 0
#include <wtf/Assertions.h>
#if PLATFORM(MAC) || PLATFORM(IOS)
#include <mach/mach.h>
#include <mach/mach_time.h>
#include <sys/time.h>
#endif
#if OS(WINDOWS)
#include <windows.h>
#endif
#if JSC_OBJC_API_ENABLED
void testObjectiveCAPI(void);
#endif
extern void JSSynchronousGarbageCollectForDebugging(JSContextRef);
static JSGlobalContextRef context;
int failed;
static void assertEqualsAsBoolean(JSValueRef value, bool expectedValue)
{
if (JSValueToBoolean(context, value) != expectedValue) {
fprintf(stderr, "assertEqualsAsBoolean failed: %p, %d\n", value, expectedValue);
failed = 1;
}
}
static void assertEqualsAsNumber(JSValueRef value, double expectedValue)
{
double number = JSValueToNumber(context, value, 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
if (number != expectedValue && !(isnan((float)number) && isnan((float)expectedValue))) {
fprintf(stderr, "assertEqualsAsNumber failed: %p, %lf\n", value, expectedValue);
failed = 1;
}
}
static void assertEqualsAsUTF8String(JSValueRef value, const char* expectedValue)
{
JSStringRef valueAsString = JSValueToStringCopy(context, value, NULL);
size_t jsSize = JSStringGetMaximumUTF8CStringSize(valueAsString);
char* jsBuffer = (char*)malloc(jsSize);
JSStringGetUTF8CString(valueAsString, jsBuffer, jsSize);
unsigned i;
for (i = 0; jsBuffer[i]; i++) {
if (jsBuffer[i] != expectedValue[i]) {
fprintf(stderr, "assertEqualsAsUTF8String failed at character %d: %c(%d) != %c(%d)\n", i, jsBuffer[i], jsBuffer[i], expectedValue[i], expectedValue[i]);
failed = 1;
}
}
if (jsSize < strlen(jsBuffer) + 1) {
fprintf(stderr, "assertEqualsAsUTF8String failed: jsSize was too small\n");
failed = 1;
}
free(jsBuffer);
JSStringRelease(valueAsString);
}
static void assertEqualsAsCharactersPtr(JSValueRef value, const char* expectedValue)
{
JSStringRef valueAsString = JSValueToStringCopy(context, value, NULL);
size_t jsLength = JSStringGetLength(valueAsString);
const JSChar* jsBuffer = JSStringGetCharactersPtr(valueAsString);
CFStringRef expectedValueAsCFString = CFStringCreateWithCString(kCFAllocatorDefault,
expectedValue,
kCFStringEncodingUTF8);
CFIndex cfLength = CFStringGetLength(expectedValueAsCFString);
UniChar* cfBuffer = (UniChar*)malloc(cfLength * sizeof(UniChar));
CFStringGetCharacters(expectedValueAsCFString, CFRangeMake(0, cfLength), cfBuffer);
CFRelease(expectedValueAsCFString);
if (memcmp(jsBuffer, cfBuffer, cfLength * sizeof(UniChar)) != 0) {
fprintf(stderr, "assertEqualsAsCharactersPtr failed: jsBuffer != cfBuffer\n");
failed = 1;
}
if (jsLength != (size_t)cfLength) {
fprintf(stderr, "assertEqualsAsCharactersPtr failed: jsLength(%ld) != cfLength(%ld)\n", jsLength, cfLength);
failed = 1;
}
free(cfBuffer);
JSStringRelease(valueAsString);
}
static bool timeZoneIsPST()
{
char timeZoneName[70];
struct tm gtm;
memset(>m, 0, sizeof(gtm));
strftime(timeZoneName, sizeof(timeZoneName), "%Z", >m);
return 0 == strcmp("PST", timeZoneName);
}
static JSValueRef jsGlobalValue; // non-stack value for testing JSValueProtect()
/* MyObject pseudo-class */
static bool MyObject_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef propertyName)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
if (JSStringIsEqualToUTF8CString(propertyName, "alwaysOne")
|| JSStringIsEqualToUTF8CString(propertyName, "cantFind")
|| JSStringIsEqualToUTF8CString(propertyName, "throwOnGet")
|| JSStringIsEqualToUTF8CString(propertyName, "myPropertyName")
|| JSStringIsEqualToUTF8CString(propertyName, "hasPropertyLie")
|| JSStringIsEqualToUTF8CString(propertyName, "0")) {
return true;
}
return false;
}
static JSValueRef MyObject_getProperty(JSContextRef context, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
if (JSStringIsEqualToUTF8CString(propertyName, "alwaysOne")) {
return JSValueMakeNumber(context, 1);
}
if (JSStringIsEqualToUTF8CString(propertyName, "myPropertyName")) {
return JSValueMakeNumber(context, 1);
}
if (JSStringIsEqualToUTF8CString(propertyName, "cantFind")) {
return JSValueMakeUndefined(context);
}
if (JSStringIsEqualToUTF8CString(propertyName, "hasPropertyLie")) {
return 0;
}
if (JSStringIsEqualToUTF8CString(propertyName, "throwOnGet")) {
return JSEvaluateScript(context, JSStringCreateWithUTF8CString("throw 'an exception'"), object, JSStringCreateWithUTF8CString("test script"), 1, exception);
}
if (JSStringIsEqualToUTF8CString(propertyName, "0")) {
*exception = JSValueMakeNumber(context, 1);
return JSValueMakeNumber(context, 1);
}
return JSValueMakeNull(context);
}
static bool MyObject_setProperty(JSContextRef context, JSObjectRef object, JSStringRef propertyName, JSValueRef value, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
UNUSED_PARAM(value);
UNUSED_PARAM(exception);
if (JSStringIsEqualToUTF8CString(propertyName, "cantSet"))
return true; // pretend we set the property in order to swallow it
if (JSStringIsEqualToUTF8CString(propertyName, "throwOnSet")) {
JSEvaluateScript(context, JSStringCreateWithUTF8CString("throw 'an exception'"), object, JSStringCreateWithUTF8CString("test script"), 1, exception);
}
return false;
}
static bool MyObject_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
if (JSStringIsEqualToUTF8CString(propertyName, "cantDelete"))
return true;
if (JSStringIsEqualToUTF8CString(propertyName, "throwOnDelete")) {
JSEvaluateScript(context, JSStringCreateWithUTF8CString("throw 'an exception'"), object, JSStringCreateWithUTF8CString("test script"), 1, exception);
return false;
}
return false;
}
static void MyObject_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef propertyNames)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
JSStringRef propertyName;
propertyName = JSStringCreateWithUTF8CString("alwaysOne");
JSPropertyNameAccumulatorAddName(propertyNames, propertyName);
JSStringRelease(propertyName);
propertyName = JSStringCreateWithUTF8CString("myPropertyName");
JSPropertyNameAccumulatorAddName(propertyNames, propertyName);
JSStringRelease(propertyName);
}
static JSValueRef MyObject_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
UNUSED_PARAM(thisObject);
UNUSED_PARAM(exception);
if (argumentCount > 0 && JSValueIsString(context, arguments[0]) && JSStringIsEqualToUTF8CString(JSValueToStringCopy(context, arguments[0], 0), "throwOnCall")) {
JSEvaluateScript(context, JSStringCreateWithUTF8CString("throw 'an exception'"), object, JSStringCreateWithUTF8CString("test script"), 1, exception);
return JSValueMakeUndefined(context);
}
if (argumentCount > 0 && JSValueIsStrictEqual(context, arguments[0], JSValueMakeNumber(context, 0)))
return JSValueMakeNumber(context, 1);
return JSValueMakeUndefined(context);
}
static JSObjectRef MyObject_callAsConstructor(JSContextRef context, JSObjectRef object, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
if (argumentCount > 0 && JSValueIsString(context, arguments[0]) && JSStringIsEqualToUTF8CString(JSValueToStringCopy(context, arguments[0], 0), "throwOnConstruct")) {
JSEvaluateScript(context, JSStringCreateWithUTF8CString("throw 'an exception'"), object, JSStringCreateWithUTF8CString("test script"), 1, exception);
return object;
}
if (argumentCount > 0 && JSValueIsStrictEqual(context, arguments[0], JSValueMakeNumber(context, 0)))
return JSValueToObject(context, JSValueMakeNumber(context, 1), exception);
return JSValueToObject(context, JSValueMakeNumber(context, 0), exception);
}
static bool MyObject_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef possibleValue, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(constructor);
if (JSValueIsString(context, possibleValue) && JSStringIsEqualToUTF8CString(JSValueToStringCopy(context, possibleValue, 0), "throwOnHasInstance")) {
JSEvaluateScript(context, JSStringCreateWithUTF8CString("throw 'an exception'"), constructor, JSStringCreateWithUTF8CString("test script"), 1, exception);
return false;
}
JSStringRef numberString = JSStringCreateWithUTF8CString("Number");
JSObjectRef numberConstructor = JSValueToObject(context, JSObjectGetProperty(context, JSContextGetGlobalObject(context), numberString, exception), exception);
JSStringRelease(numberString);
return JSValueIsInstanceOfConstructor(context, possibleValue, numberConstructor, exception);
}
static JSValueRef MyObject_convertToType(JSContextRef context, JSObjectRef object, JSType type, JSValueRef* exception)
{
UNUSED_PARAM(object);
UNUSED_PARAM(exception);
switch (type) {
case kJSTypeNumber:
return JSValueMakeNumber(context, 1);
case kJSTypeString:
{
JSStringRef string = JSStringCreateWithUTF8CString("MyObjectAsString");
JSValueRef result = JSValueMakeString(context, string);
JSStringRelease(string);
return result;
}
default:
break;
}
// string conversion -- forward to default object class
return JSValueMakeNull(context);
}
static JSValueRef MyObject_convertToTypeWrapper(JSContextRef context, JSObjectRef object, JSType type, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
UNUSED_PARAM(type);
UNUSED_PARAM(exception);
// Forward to default object class
return 0;
}
static bool MyObject_set_nullGetForwardSet(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef value, JSValueRef* exception)
{
UNUSED_PARAM(ctx);
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(value);
UNUSED_PARAM(exception);
return false; // Forward to parent class.
}
static JSStaticValue evilStaticValues[] = {
{ "nullGetSet", 0, 0, kJSPropertyAttributeNone },
{ "nullGetForwardSet", 0, MyObject_set_nullGetForwardSet, kJSPropertyAttributeNone },
{ 0, 0, 0, 0 }
};
static JSStaticFunction evilStaticFunctions[] = {
{ "nullCall", 0, kJSPropertyAttributeNone },
{ 0, 0, 0 }
};
JSClassDefinition MyObject_definition = {
0,
kJSClassAttributeNone,
"MyObject",
NULL,
evilStaticValues,
evilStaticFunctions,
NULL,
NULL,
MyObject_hasProperty,
MyObject_getProperty,
MyObject_setProperty,
MyObject_deleteProperty,
MyObject_getPropertyNames,
MyObject_callAsFunction,
MyObject_callAsConstructor,
MyObject_hasInstance,
MyObject_convertToType,
};
JSClassDefinition MyObject_convertToTypeWrapperDefinition = {
0,
kJSClassAttributeNone,
"MyObject",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
MyObject_convertToTypeWrapper,
};
JSClassDefinition MyObject_nullWrapperDefinition = {
0,
kJSClassAttributeNone,
"MyObject",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
};
static JSClassRef MyObject_class(JSContextRef context)
{
UNUSED_PARAM(context);
static JSClassRef jsClass;
if (!jsClass) {
JSClassRef baseClass = JSClassCreate(&MyObject_definition);
MyObject_convertToTypeWrapperDefinition.parentClass = baseClass;
JSClassRef wrapperClass = JSClassCreate(&MyObject_convertToTypeWrapperDefinition);
MyObject_nullWrapperDefinition.parentClass = wrapperClass;
jsClass = JSClassCreate(&MyObject_nullWrapperDefinition);
}
return jsClass;
}
static JSValueRef PropertyCatchalls_getProperty(JSContextRef context, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(exception);
if (JSStringIsEqualToUTF8CString(propertyName, "x")) {
static size_t count;
if (count++ < 5)
return NULL;
// Swallow all .x gets after 5, returning null.
return JSValueMakeNull(context);
}
if (JSStringIsEqualToUTF8CString(propertyName, "y")) {
static size_t count;
if (count++ < 5)
return NULL;
// Swallow all .y gets after 5, returning null.
return JSValueMakeNull(context);
}
if (JSStringIsEqualToUTF8CString(propertyName, "z")) {
static size_t count;
if (count++ < 5)
return NULL;
// Swallow all .y gets after 5, returning null.
return JSValueMakeNull(context);
}
return NULL;
}
static bool PropertyCatchalls_setProperty(JSContextRef context, JSObjectRef object, JSStringRef propertyName, JSValueRef value, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(value);
UNUSED_PARAM(exception);
if (JSStringIsEqualToUTF8CString(propertyName, "x")) {
static size_t count;
if (count++ < 5)
return false;
// Swallow all .x sets after 4.
return true;
}
if (JSStringIsEqualToUTF8CString(propertyName, "make_throw") || JSStringIsEqualToUTF8CString(propertyName, "0")) {
*exception = JSValueMakeNumber(context, 5);
return true;
}
return false;
}
static void PropertyCatchalls_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef propertyNames)
{
UNUSED_PARAM(context);
UNUSED_PARAM(object);
static size_t count;
static const char* numbers[] = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9" };
// Provide a property of a different name every time.
JSStringRef propertyName = JSStringCreateWithUTF8CString(numbers[count++ % 10]);
JSPropertyNameAccumulatorAddName(propertyNames, propertyName);
JSStringRelease(propertyName);
}
JSClassDefinition PropertyCatchalls_definition = {
0,
kJSClassAttributeNone,
"PropertyCatchalls",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
PropertyCatchalls_getProperty,
PropertyCatchalls_setProperty,
NULL,
PropertyCatchalls_getPropertyNames,
NULL,
NULL,
NULL,
NULL,
};
static JSClassRef PropertyCatchalls_class(JSContextRef context)
{
UNUSED_PARAM(context);
static JSClassRef jsClass;
if (!jsClass)
jsClass = JSClassCreate(&PropertyCatchalls_definition);
return jsClass;
}
static bool EvilExceptionObject_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef possibleValue, JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(constructor);
JSStringRef hasInstanceName = JSStringCreateWithUTF8CString("hasInstance");
JSValueRef hasInstance = JSObjectGetProperty(context, constructor, hasInstanceName, exception);
JSStringRelease(hasInstanceName);
if (!hasInstance)
return false;
JSObjectRef function = JSValueToObject(context, hasInstance, exception);
JSValueRef result = JSObjectCallAsFunction(context, function, constructor, 1, &possibleValue, exception);
return result && JSValueToBoolean(context, result);
}
static JSValueRef EvilExceptionObject_convertToType(JSContextRef context, JSObjectRef object, JSType type, JSValueRef* exception)
{
UNUSED_PARAM(object);
UNUSED_PARAM(exception);
JSStringRef funcName;
switch (type) {
case kJSTypeNumber:
funcName = JSStringCreateWithUTF8CString("toNumber");
break;
case kJSTypeString:
funcName = JSStringCreateWithUTF8CString("toStringExplicit");
break;
default:
return JSValueMakeNull(context);
break;
}
JSValueRef func = JSObjectGetProperty(context, object, funcName, exception);
JSStringRelease(funcName);
JSObjectRef function = JSValueToObject(context, func, exception);
if (!function)
return JSValueMakeNull(context);
JSValueRef value = JSObjectCallAsFunction(context, function, object, 0, NULL, exception);
if (!value) {
JSStringRef errorString = JSStringCreateWithUTF8CString("convertToType failed");
JSValueRef errorStringRef = JSValueMakeString(context, errorString);
JSStringRelease(errorString);
return errorStringRef;
}
return value;
}
JSClassDefinition EvilExceptionObject_definition = {
0,
kJSClassAttributeNone,
"EvilExceptionObject",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
EvilExceptionObject_hasInstance,
EvilExceptionObject_convertToType,
};
static JSClassRef EvilExceptionObject_class(JSContextRef context)
{
UNUSED_PARAM(context);
static JSClassRef jsClass;
if (!jsClass)
jsClass = JSClassCreate(&EvilExceptionObject_definition);
return jsClass;
}
JSClassDefinition EmptyObject_definition = {
0,
kJSClassAttributeNone,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
};
static JSClassRef EmptyObject_class(JSContextRef context)
{
UNUSED_PARAM(context);
static JSClassRef jsClass;
if (!jsClass)
jsClass = JSClassCreate(&EmptyObject_definition);
return jsClass;
}
static JSValueRef Base_get(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
{
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(exception);
return JSValueMakeNumber(ctx, 1); // distinguish base get form derived get
}
static bool Base_set(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef value, JSValueRef* exception)
{
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(value);
*exception = JSValueMakeNumber(ctx, 1); // distinguish base set from derived set
return true;
}
static JSValueRef Base_callAsFunction(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(function);
UNUSED_PARAM(thisObject);
UNUSED_PARAM(argumentCount);
UNUSED_PARAM(arguments);
UNUSED_PARAM(exception);
return JSValueMakeNumber(ctx, 1); // distinguish base call from derived call
}
static JSValueRef Base_returnHardNull(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(ctx);
UNUSED_PARAM(function);
UNUSED_PARAM(thisObject);
UNUSED_PARAM(argumentCount);
UNUSED_PARAM(arguments);
UNUSED_PARAM(exception);
return 0; // should convert to undefined!
}
static JSStaticFunction Base_staticFunctions[] = {
{ "baseProtoDup", NULL, kJSPropertyAttributeNone },
{ "baseProto", Base_callAsFunction, kJSPropertyAttributeNone },
{ "baseHardNull", Base_returnHardNull, kJSPropertyAttributeNone },
{ 0, 0, 0 }
};
static JSStaticValue Base_staticValues[] = {
{ "baseDup", Base_get, Base_set, kJSPropertyAttributeNone },
{ "baseOnly", Base_get, Base_set, kJSPropertyAttributeNone },
{ 0, 0, 0, 0 }
};
static bool TestInitializeFinalize;
static void Base_initialize(JSContextRef context, JSObjectRef object)
{
UNUSED_PARAM(context);
if (TestInitializeFinalize) {
ASSERT((void*)1 == JSObjectGetPrivate(object));
JSObjectSetPrivate(object, (void*)2);
}
}
static unsigned Base_didFinalize;
static void Base_finalize(JSObjectRef object)
{
UNUSED_PARAM(object);
if (TestInitializeFinalize) {
ASSERT((void*)4 == JSObjectGetPrivate(object));
Base_didFinalize = true;
}
}
static JSClassRef Base_class(JSContextRef context)
{
UNUSED_PARAM(context);
static JSClassRef jsClass;
if (!jsClass) {
JSClassDefinition definition = kJSClassDefinitionEmpty;
definition.staticValues = Base_staticValues;
definition.staticFunctions = Base_staticFunctions;
definition.initialize = Base_initialize;
definition.finalize = Base_finalize;
jsClass = JSClassCreate(&definition);
}
return jsClass;
}
static JSValueRef Derived_get(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
{
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(exception);
return JSValueMakeNumber(ctx, 2); // distinguish base get form derived get
}
static bool Derived_set(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef value, JSValueRef* exception)
{
UNUSED_PARAM(ctx);
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(value);
*exception = JSValueMakeNumber(ctx, 2); // distinguish base set from derived set
return true;
}
static JSValueRef Derived_callAsFunction(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(function);
UNUSED_PARAM(thisObject);
UNUSED_PARAM(argumentCount);
UNUSED_PARAM(arguments);
UNUSED_PARAM(exception);
return JSValueMakeNumber(ctx, 2); // distinguish base call from derived call
}
static JSStaticFunction Derived_staticFunctions[] = {
{ "protoOnly", Derived_callAsFunction, kJSPropertyAttributeNone },
{ "protoDup", NULL, kJSPropertyAttributeNone },
{ "baseProtoDup", Derived_callAsFunction, kJSPropertyAttributeNone },
{ 0, 0, 0 }
};
static JSStaticValue Derived_staticValues[] = {
{ "derivedOnly", Derived_get, Derived_set, kJSPropertyAttributeNone },
{ "protoDup", Derived_get, Derived_set, kJSPropertyAttributeNone },
{ "baseDup", Derived_get, Derived_set, kJSPropertyAttributeNone },
{ 0, 0, 0, 0 }
};
static void Derived_initialize(JSContextRef context, JSObjectRef object)
{
UNUSED_PARAM(context);
if (TestInitializeFinalize) {
ASSERT((void*)2 == JSObjectGetPrivate(object));
JSObjectSetPrivate(object, (void*)3);
}
}
static void Derived_finalize(JSObjectRef object)
{
if (TestInitializeFinalize) {
ASSERT((void*)3 == JSObjectGetPrivate(object));
JSObjectSetPrivate(object, (void*)4);
}
}
static JSClassRef Derived_class(JSContextRef context)
{
static JSClassRef jsClass;
if (!jsClass) {
JSClassDefinition definition = kJSClassDefinitionEmpty;
definition.parentClass = Base_class(context);
definition.staticValues = Derived_staticValues;
definition.staticFunctions = Derived_staticFunctions;
definition.initialize = Derived_initialize;
definition.finalize = Derived_finalize;
jsClass = JSClassCreate(&definition);
}
return jsClass;
}
static JSClassRef Derived2_class(JSContextRef context)
{
static JSClassRef jsClass;
if (!jsClass) {
JSClassDefinition definition = kJSClassDefinitionEmpty;
definition.parentClass = Derived_class(context);
jsClass = JSClassCreate(&definition);
}
return jsClass;
}
static JSValueRef print_callAsFunction(JSContextRef ctx, JSObjectRef functionObject, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(functionObject);
UNUSED_PARAM(thisObject);
UNUSED_PARAM(exception);
ASSERT(JSContextGetGlobalContext(ctx) == context);
if (argumentCount > 0) {
JSStringRef string = JSValueToStringCopy(ctx, arguments[0], NULL);
size_t sizeUTF8 = JSStringGetMaximumUTF8CStringSize(string);
char* stringUTF8 = (char*)malloc(sizeUTF8);
JSStringGetUTF8CString(string, stringUTF8, sizeUTF8);
printf("%s\n", stringUTF8);
free(stringUTF8);
JSStringRelease(string);
}
return JSValueMakeUndefined(ctx);
}
static JSObjectRef myConstructor_callAsConstructor(JSContextRef context, JSObjectRef constructorObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(constructorObject);
UNUSED_PARAM(exception);
JSObjectRef result = JSObjectMake(context, NULL, NULL);
if (argumentCount > 0) {
JSStringRef value = JSStringCreateWithUTF8CString("value");
JSObjectSetProperty(context, result, value, arguments[0], kJSPropertyAttributeNone, NULL);
JSStringRelease(value);
}
return result;
}
static JSObjectRef myBadConstructor_callAsConstructor(JSContextRef context, JSObjectRef constructorObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(context);
UNUSED_PARAM(constructorObject);
UNUSED_PARAM(argumentCount);
UNUSED_PARAM(arguments);
UNUSED_PARAM(exception);
return 0;
}
static void globalObject_initialize(JSContextRef context, JSObjectRef object)
{
UNUSED_PARAM(object);
// Ensure that an execution context is passed in
ASSERT(context);
// Ensure that the global object is set to the object that we were passed
JSObjectRef globalObject = JSContextGetGlobalObject(context);
ASSERT(globalObject);
ASSERT(object == globalObject);
// Ensure that the standard global properties have been set on the global object
JSStringRef array = JSStringCreateWithUTF8CString("Array");
JSObjectRef arrayConstructor = JSValueToObject(context, JSObjectGetProperty(context, globalObject, array, NULL), NULL);
JSStringRelease(array);
UNUSED_PARAM(arrayConstructor);
ASSERT(arrayConstructor);
}
static JSValueRef globalObject_get(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
{
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(exception);
return JSValueMakeNumber(ctx, 3);
}
static bool globalObject_set(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef value, JSValueRef* exception)
{
UNUSED_PARAM(object);
UNUSED_PARAM(propertyName);
UNUSED_PARAM(value);
*exception = JSValueMakeNumber(ctx, 3);
return true;
}
static JSValueRef globalObject_call(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(function);
UNUSED_PARAM(thisObject);
UNUSED_PARAM(argumentCount);
UNUSED_PARAM(arguments);
UNUSED_PARAM(exception);
return JSValueMakeNumber(ctx, 3);
}
static JSValueRef functionGC(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
UNUSED_PARAM(function);
UNUSED_PARAM(thisObject);
UNUSED_PARAM(argumentCount);
UNUSED_PARAM(arguments);
UNUSED_PARAM(exception);
JSGarbageCollect(context);
return JSValueMakeUndefined(context);
}
static JSStaticValue globalObject_staticValues[] = {
{ "globalStaticValue", globalObject_get, globalObject_set, kJSPropertyAttributeNone },
{ 0, 0, 0, 0 }
};
static JSStaticFunction globalObject_staticFunctions[] = {
{ "globalStaticFunction", globalObject_call, kJSPropertyAttributeNone },
{ "gc", functionGC, kJSPropertyAttributeNone },
{ 0, 0, 0 }
};
static char* createStringWithContentsOfFile(const char* fileName);
static void testInitializeFinalize()
{
JSObjectRef o = JSObjectMake(context, Derived_class(context), (void*)1);
UNUSED_PARAM(o);
ASSERT(JSObjectGetPrivate(o) == (void*)3);
}
static JSValueRef jsNumberValue = NULL;
static JSObjectRef aHeapRef = NULL;
static void makeGlobalNumberValue(JSContextRef context) {
JSValueRef v = JSValueMakeNumber(context, 420);
JSValueProtect(context, v);
jsNumberValue = v;
v = NULL;
}
static bool assertTrue(bool value, const char* message)
{
if (!value) {
if (message)
fprintf(stderr, "assertTrue failed: '%s'\n", message);
else
fprintf(stderr, "assertTrue failed.\n");
failed = 1;
}
return value;
}
static bool checkForCycleInPrototypeChain()
{
bool result = true;
JSGlobalContextRef context = JSGlobalContextCreate(0);
JSObjectRef object1 = JSObjectMake(context, /* jsClass */ 0, /* data */ 0);
JSObjectRef object2 = JSObjectMake(context, /* jsClass */ 0, /* data */ 0);
JSObjectRef object3 = JSObjectMake(context, /* jsClass */ 0, /* data */ 0);
JSObjectSetPrototype(context, object1, JSValueMakeNull(context));
ASSERT(JSValueIsNull(context, JSObjectGetPrototype(context, object1)));