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Edit File: cctest.h
// Copyright 2008 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * 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. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "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 THE COPYRIGHT // OWNER 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. #ifndef CCTEST_H_ #define CCTEST_H_ #include "v8.h" #ifndef TEST #define TEST(Name) \ static void Test##Name(); \ CcTest register_test_##Name(Test##Name, __FILE__, #Name, NULL, true); \ static void Test##Name() #endif #ifndef DEPENDENT_TEST #define DEPENDENT_TEST(Name, Dep) \ static void Test##Name(); \ CcTest register_test_##Name(Test##Name, __FILE__, #Name, #Dep, true); \ static void Test##Name() #endif #ifndef DISABLED_TEST #define DISABLED_TEST(Name) \ static void Test##Name(); \ CcTest register_test_##Name(Test##Name, __FILE__, #Name, NULL, false); \ static void Test##Name() #endif class CcTest { public: typedef void (TestFunction)(); CcTest(TestFunction* callback, const char* file, const char* name, const char* dependency, bool enabled); void Run() { callback_(); } static int test_count(); static CcTest* last() { return last_; } CcTest* prev() { return prev_; } const char* file() { return file_; } const char* name() { return name_; } const char* dependency() { return dependency_; } bool enabled() { return enabled_; } private: TestFunction* callback_; const char* file_; const char* name_; const char* dependency_; bool enabled_; static CcTest* last_; CcTest* prev_; }; // Switches between all the Api tests using the threading support. // In order to get a surprising but repeatable pattern of thread // switching it has extra semaphores to control the order in which // the tests alternate, not relying solely on the big V8 lock. // // A test is augmented with calls to ApiTestFuzzer::Fuzz() in its // callbacks. This will have no effect when we are not running the // thread fuzzing test. In the thread fuzzing test it will // pseudorandomly select a successor thread and switch execution // to that thread, suspending the current test. class ApiTestFuzzer: public v8::internal::Thread { public: void CallTest(); explicit ApiTestFuzzer(int num) : Thread("ApiTestFuzzer"), test_number_(num), gate_(v8::internal::OS::CreateSemaphore(0)), active_(true) { } ~ApiTestFuzzer() { delete gate_; } // The ApiTestFuzzer is also a Thread, so it has a Run method. virtual void Run(); enum PartOfTest { FIRST_PART, SECOND_PART, THIRD_PART, FOURTH_PART, LAST_PART = FOURTH_PART }; static void SetUp(PartOfTest part); static void RunAllTests(); static void TearDown(); // This method switches threads if we are running the Threading test. // Otherwise it does nothing. static void Fuzz(); private: static bool fuzzing_; static int tests_being_run_; static int current_; static int active_tests_; static bool NextThread(); int test_number_; v8::internal::Semaphore* gate_; bool active_; void ContextSwitch(); static int GetNextTestNumber(); static v8::internal::Semaphore* all_tests_done_; }; #define THREADED_TEST(Name) \ static void Test##Name(); \ RegisterThreadedTest register_##Name(Test##Name, #Name); \ /* */ TEST(Name) class RegisterThreadedTest { public: explicit RegisterThreadedTest(CcTest::TestFunction* callback, const char* name) : fuzzer_(NULL), callback_(callback), name_(name) { prev_ = first_; first_ = this; count_++; } static int count() { return count_; } static RegisterThreadedTest* nth(int i) { CHECK(i < count()); RegisterThreadedTest* current = first_; while (i > 0) { i--; current = current->prev_; } return current; } CcTest::TestFunction* callback() { return callback_; } ApiTestFuzzer* fuzzer_; const char* name() { return name_; } private: static RegisterThreadedTest* first_; static int count_; CcTest::TestFunction* callback_; RegisterThreadedTest* prev_; const char* name_; }; // A LocalContext holds a reference to a v8::Context. class LocalContext { public: LocalContext(v8::ExtensionConfiguration* extensions = 0, v8::Handle<v8::ObjectTemplate> global_template = v8::Handle<v8::ObjectTemplate>(), v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>()) : context_(v8::Context::New(extensions, global_template, global_object)) { context_->Enter(); } virtual ~LocalContext() { context_->Exit(); context_.Dispose(); } v8::Context* operator->() { return *context_; } v8::Context* operator*() { return *context_; } bool IsReady() { return !context_.IsEmpty(); } v8::Local<v8::Context> local() { return v8::Local<v8::Context>::New(context_); } private: v8::Persistent<v8::Context> context_; }; static inline v8::Local<v8::Value> v8_num(double x) { return v8::Number::New(x); } static inline v8::Local<v8::String> v8_str(const char* x) { return v8::String::New(x); } static inline v8::Local<v8::Script> v8_compile(const char* x) { return v8::Script::Compile(v8_str(x)); } // Helper function that compiles and runs the source. static inline v8::Local<v8::Value> CompileRun(const char* source) { return v8::Script::Compile(v8::String::New(source))->Run(); } #endif // ifndef CCTEST_H_