blob: ea6987080b467c80fc3528f9a795e8bdd3c80f7a [file] [log] [blame]
// Copyright 2018 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "fxjs/cfxjs_engine.h"
#include <memory>
#include "fxjs/cjs_object.h"
#include "testing/fxv8_unittest.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "v8/include/v8-context.h"
#include "v8/include/v8-isolate.h"
class FXJSEngineUnitTest : public FXV8UnitTest {
public:
FXJSEngineUnitTest() = default;
~FXJSEngineUnitTest() override = default;
// FXV8UnitTest:
void SetUp() override {
FXV8UnitTest::SetUp();
FXJS_Initialize(1, isolate());
engine_ = std::make_unique<CFXJS_Engine>(isolate());
}
void TearDown() override { FXJS_Release(); }
CFXJS_Engine* engine() const { return engine_.get(); }
private:
std::unique_ptr<CFXJS_Engine> engine_;
};
static bool perm_created = false;
static bool perm_destroyed = false;
static bool temp_created = false;
static bool temp_destroyed = false;
TEST_F(FXJSEngineUnitTest, GC) {
// Reset variables since there might be multiple iterations.
perm_created = false;
perm_destroyed = false;
temp_created = false;
temp_destroyed = false;
v8::Isolate::Scope isolate_scope(isolate());
v8::HandleScope handle_scope(isolate());
// Object: 1
engine()->DefineObj(
"perm", FXJSOBJTYPE_DYNAMIC,
[](CFXJS_Engine* pEngine, v8::Local<v8::Object> obj,
v8::Local<v8::Object> proxy) {
pEngine->SetBinding(obj, std::make_unique<CJS_Object>(proxy, nullptr));
perm_created = true;
},
[](v8::Local<v8::Object> obj) {
perm_destroyed = true;
CFXJS_Engine::SetBinding(obj, nullptr);
});
// Object: 2
engine()->DefineObj(
"temp", FXJSOBJTYPE_DYNAMIC,
[](CFXJS_Engine* pEngine, v8::Local<v8::Object> obj,
v8::Local<v8::Object> proxy) {
pEngine->SetBinding(obj, std::make_unique<CJS_Object>(proxy, nullptr));
temp_created = true;
},
[](v8::Local<v8::Object> obj) {
temp_destroyed = true;
CFXJS_Engine::SetBinding(obj, nullptr);
});
engine()->InitializeEngine();
v8::Context::Scope context_scope(engine()->GetV8Context());
v8::Local<v8::Object> perm =
engine()->NewFXJSBoundObject(1, FXJSOBJTYPE_DYNAMIC);
EXPECT_FALSE(perm.IsEmpty());
EXPECT_TRUE(perm_created);
EXPECT_FALSE(perm_destroyed);
{
v8::HandleScope inner_handle_scope(isolate());
v8::Local<v8::Object> temp =
engine()->NewFXJSBoundObject(2, FXJSOBJTYPE_DYNAMIC);
EXPECT_FALSE(temp.IsEmpty());
EXPECT_TRUE(temp_created);
EXPECT_FALSE(temp_destroyed);
}
std::optional<IJS_Runtime::JS_Error> err = engine()->Execute(L"gc();");
EXPECT_FALSE(err);
EXPECT_TRUE(perm_created);
EXPECT_FALSE(perm_destroyed);
EXPECT_TRUE(temp_created);
// TODO(tsepez): temp_destroyed should be true, but it isnt.
// EXPECT_TRUE(temp_destroyed);
engine()->ReleaseEngine();
EXPECT_TRUE(perm_created);
EXPECT_TRUE(perm_destroyed);
EXPECT_TRUE(temp_created);
EXPECT_TRUE(temp_destroyed);
}