qt5base-lts/tests/auto/v8/v8test.cpp
Friedemann Kleint e8b4c49efd qtbase tests: Fix some warnings
- Fix warnings about QAtomicPointer/Int usage
- Fix some gcc 4.6 warnings about assigned/unused variables

Change-Id: Ib4dbf9110f0dad93ad48e97278310f05fad3a82a
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
2011-11-21 09:58:23 +01:00

380 lines
12 KiB
C++

/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "v8test.h"
using namespace v8;
#define BEGINTEST() bool _testPassed = true;
#define ENDTEST() return _testPassed;
#define VERIFY(expr) { \
if (!(expr)) { \
fprintf(stderr, "FAIL: %s:%d %s\n", __FILE__, __LINE__, # expr); \
_testPassed = false; \
goto cleanup; \
} \
}
struct MyStringResource : public String::ExternalAsciiStringResource
{
static bool wasDestroyed;
virtual ~MyStringResource() { wasDestroyed = true; }
virtual const char* data() const { return "v8test"; }
virtual size_t length() const { return 6; }
};
bool MyStringResource::wasDestroyed = false;
struct MyResource : public Object::ExternalResource
{
static bool wasDestroyed;
virtual ~MyResource() { wasDestroyed = true; }
};
bool MyResource::wasDestroyed = false;
bool v8test_externalteardown()
{
BEGINTEST();
Isolate *isolate = v8::Isolate::New();
isolate->Enter();
{
HandleScope handle_scope;
Persistent<Context> context = Context::New();
Context::Scope context_scope(context);
String::NewExternal(new MyStringResource);
Local<FunctionTemplate> ft = FunctionTemplate::New();
ft->InstanceTemplate()->SetHasExternalResource(true);
Local<Object> obj = ft->GetFunction()->NewInstance();
obj->SetExternalResource(new MyResource);
context.Dispose();
}
// while (!v8::V8::IdleNotification()) ;
isolate->Exit();
isolate->Dispose();
// ExternalString resources aren't guaranteed to be freed by v8 at this
// point. Uncommenting the IdleNotification() line above helps.
// VERIFY(MyStringResource::wasDestroyed);
VERIFY(MyResource::wasDestroyed);
cleanup:
ENDTEST();
}
bool v8test_eval()
{
BEGINTEST();
HandleScope handle_scope;
Persistent<Context> context = Context::New();
Context::Scope context_scope(context);
Local<Object> qmlglobal = Object::New();
qmlglobal->Set(String::New("a"), Integer::New(1922));
Local<Script> script = Script::Compile(String::New("eval(\"a\")"), NULL, NULL,
Handle<String>(), Script::QmlMode);
TryCatch tc;
Local<Value> result = script->Run(qmlglobal);
VERIFY(!tc.HasCaught());
VERIFY(result->Int32Value() == 1922);
cleanup:
context.Dispose();
ENDTEST();
}
bool v8test_globalcall()
{
BEGINTEST();
HandleScope handle_scope;
Persistent<Context> context = Context::New();
Context::Scope context_scope(context);
Local<Object> qmlglobal = Object::New();
#define SOURCE "function func1() { return 1; }\n" \
"function func2() { var sum = 0; for (var ii = 0; ii < 10000000; ++ii) { sum += func1(); } return sum; }\n" \
"func2();"
Local<Script> script = Script::Compile(String::New(SOURCE), NULL, NULL,
Handle<String>(), Script::QmlMode);
Local<Value> result = script->Run(qmlglobal);
VERIFY(!result.IsEmpty());
VERIFY(result->IsInt32());
VERIFY(result->Int32Value() == 10000000);
#undef SOURCE
cleanup:
context.Dispose();
ENDTEST();
}
bool v8test_evalwithinwith()
{
BEGINTEST();
HandleScope handle_scope;
Persistent<Context> context = Context::New();
Context::Scope context_scope(context);
Local<Object> qmlglobal = Object::New();
qmlglobal->Set(String::New("a"), Integer::New(1922));
// There was a bug that the "eval" lookup would incorrectly resolve
// to the QML global object
qmlglobal->Set(String::New("eval"), Integer::New(1922));
#define SOURCE \
"(function() { " \
" var b = { c: 10 }; " \
" with (b) { " \
" return eval(\"a\"); " \
" } " \
"})"
Local<Script> script = Script::Compile(String::New(SOURCE), NULL, NULL,
Handle<String>(), Script::QmlMode);
#undef SOURCE
TryCatch tc;
Local<Value> result = script->Run(qmlglobal);
VERIFY(!tc.HasCaught());
VERIFY(result->IsFunction());
{
Local<Value> fresult = Handle<Function>::Cast(result)->Call(context->Global(), 0, 0);
VERIFY(!tc.HasCaught());
VERIFY(fresult->Int32Value() == 1922);
}
cleanup:
context.Dispose();
ENDTEST();
}
static int userObjectComparisonCalled = 0;
static bool userObjectComparisonReturn = false;
static Local<Object> expectedLhs;
static Local<Object> expectedRhs;
static bool expectedObjectsCompared = false;
#define SET_EXPECTED(lhs, rhs) { \
expectedObjectsCompared = false; \
expectedLhs = lhs; \
expectedRhs = rhs; \
}
static bool UserObjectComparison(Local<Object> lhs, Local<Object> rhs)
{
userObjectComparisonCalled++;
expectedObjectsCompared = (lhs == expectedLhs && rhs == expectedRhs);
return userObjectComparisonReturn;
}
inline bool runscript(const char *source) {
Local<Script> script = Script::Compile(String::New(source));
Local<Value> result = script->Run();
return result->BooleanValue();
}
bool v8test_userobjectcompare()
{
BEGINTEST();
HandleScope handle_scope;
Persistent<Context> context = Context::New();
Context::Scope context_scope(context);
V8::SetUserObjectComparisonCallbackFunction(UserObjectComparison);
Local<ObjectTemplate> ot = ObjectTemplate::New();
ot->MarkAsUseUserObjectComparison();
Local<Object> uoc1 = ot->NewInstance();
Local<Object> uoc2 = ot->NewInstance();
context->Global()->Set(String::New("uoc1a"), uoc1);
context->Global()->Set(String::New("uoc1b"), uoc1);
context->Global()->Set(String::New("uoc2"), uoc2);
Local<Object> obj1 = Object::New();
context->Global()->Set(String::New("obj1a"), obj1);
context->Global()->Set(String::New("obj1b"), obj1);
context->Global()->Set(String::New("obj2"), Object::New());
Local<String> string1 = String::New("Hello World");
context->Global()->Set(String::New("string1a"), string1);
context->Global()->Set(String::New("string1b"), string1);
context->Global()->Set(String::New("string2"), v8::String::New("Goodbye World"));
// XXX Opportunity for optimization - don't invoke user callback if objects are
// equal.
#if 0
userObjectComparisonCalled = 0; userObjectComparisonReturn = false;
VERIFY(true == runscript("uoc1a == uoc1b"));
VERIFY(userObjectComparisonCalled == 0);
#endif
// Comparing two uoc objects invokes uoc
userObjectComparisonCalled = 0;
userObjectComparisonReturn = false;
VERIFY(false == runscript("uoc1a == uoc2"));
VERIFY(userObjectComparisonCalled == 1);
VERIFY(false == runscript("uoc2 == uoc1a"));
VERIFY(userObjectComparisonCalled == 2);
userObjectComparisonReturn = true;
VERIFY(true == runscript("uoc1a == uoc2"));
VERIFY(userObjectComparisonCalled == 3);
VERIFY(true == runscript("uoc2 == uoc1a"));
VERIFY(userObjectComparisonCalled == 4);
// != on two uoc object invokes uoc
userObjectComparisonCalled = 0;
userObjectComparisonReturn = false;
VERIFY(true == runscript("uoc1a != uoc2"));
VERIFY(userObjectComparisonCalled == 1);
VERIFY(true == runscript("uoc2 != uoc1a"));
VERIFY(userObjectComparisonCalled == 2);
userObjectComparisonReturn = true;
VERIFY(false == runscript("uoc1a != uoc2"));
VERIFY(userObjectComparisonCalled == 3);
VERIFY(false == runscript("uoc2 != uoc1a"));
VERIFY(userObjectComparisonCalled == 4);
// Comparison against a non-object doesn't invoke uoc
userObjectComparisonCalled = 0;
userObjectComparisonReturn = false;
VERIFY(false == runscript("uoc1a == string1a"));
VERIFY(userObjectComparisonCalled == 0);
VERIFY(false == runscript("string1a == uoc1a"));
VERIFY(userObjectComparisonCalled == 0);
VERIFY(false == runscript("2 == uoc1a"));
VERIFY(userObjectComparisonCalled == 0);
VERIFY(true == runscript("uoc1a != string1a"));
VERIFY(userObjectComparisonCalled == 0);
VERIFY(true == runscript("string1a != uoc1a"));
VERIFY(userObjectComparisonCalled == 0);
VERIFY(true == runscript("2 != uoc1a"));
VERIFY(userObjectComparisonCalled == 0);
// Comparison against a non-uoc-object still invokes uoc
userObjectComparisonCalled = 0;
userObjectComparisonReturn = false;
VERIFY(false == runscript("uoc1a == obj1a"));
VERIFY(userObjectComparisonCalled == 1);
VERIFY(false == runscript("obj1a == uoc1a"));
VERIFY(userObjectComparisonCalled == 2);
userObjectComparisonReturn = true;
VERIFY(true == runscript("uoc1a == obj1a"));
VERIFY(userObjectComparisonCalled == 3);
VERIFY(true == runscript("obj1a == uoc1a"));
VERIFY(userObjectComparisonCalled == 4);
// != comparison against a non-uoc-object still invokes uoc
userObjectComparisonCalled = 0;
userObjectComparisonReturn = false;
VERIFY(true == runscript("uoc1a != obj1a"));
VERIFY(userObjectComparisonCalled == 1);
VERIFY(true == runscript("obj1a != uoc1a"));
VERIFY(userObjectComparisonCalled == 2);
userObjectComparisonReturn = true;
VERIFY(false == runscript("uoc1a != obj1a"));
VERIFY(userObjectComparisonCalled == 3);
VERIFY(false == runscript("obj1a != uoc1a"));
VERIFY(userObjectComparisonCalled == 4);
// Comparing two non-uoc objects does not invoke uoc
userObjectComparisonCalled = 0;
userObjectComparisonReturn = false;
VERIFY(true == runscript("obj1a == obj1a"));
VERIFY(true == runscript("obj1a == obj1b"));
VERIFY(false == runscript("obj1a == obj2"));
VERIFY(false == runscript("obj1a == string1a"));
VERIFY(true == runscript("string1a == string1a"));
VERIFY(true == runscript("string1a == string1b"));
VERIFY(false == runscript("string1a == string2"));
VERIFY(userObjectComparisonCalled == 0);
// Correct lhs and rhs passed to uoc
userObjectComparisonCalled = 0;
userObjectComparisonReturn = false;
SET_EXPECTED(uoc1, uoc2);
VERIFY(false == runscript("uoc1a == uoc2"));
VERIFY(true == expectedObjectsCompared);
SET_EXPECTED(uoc2, uoc1);
VERIFY(false == runscript("uoc2 == uoc1a"));
VERIFY(true == expectedObjectsCompared);
SET_EXPECTED(uoc1, uoc2);
VERIFY(true == runscript("uoc1a != uoc2"));
VERIFY(true == expectedObjectsCompared);
SET_EXPECTED(uoc2, uoc1);
VERIFY(true == runscript("uoc2 != uoc1a"));
VERIFY(true == expectedObjectsCompared);
SET_EXPECTED(uoc1, obj1);
VERIFY(false == runscript("uoc1a == obj1a"));
VERIFY(true == expectedObjectsCompared);
SET_EXPECTED(obj1, uoc1);
VERIFY(false == runscript("obj1a == uoc1a"));
VERIFY(true == expectedObjectsCompared);
cleanup:
V8::SetUserObjectComparisonCallbackFunction(0);
context.Dispose();
ENDTEST();
}