node/deps/v8/test/cctest/cctest.cc

// Copyright 2008 the V8 project authors. All rights reserved.
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// modification, are permitted provided that the following conditions are
// met:
//
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#include "include/v8.h"
#include "test/cctest/cctest.h"

#include "include/libplatform/libplatform.h"
#include "src/debug/debug.h"
#include "test/cctest/print-extension.h"
#include "test/cctest/profiler-extension.h"
#include "test/cctest/trace-extension.h"

#if V8_OS_WIN
#include <windows.h>  // NOLINT
#if V8_CC_MSVC
#include <crtdbg.h>
#endif
#endif

enum InitializationState {kUnset, kUnintialized, kInitialized};
static InitializationState initialization_state_  = kUnset;
static bool disable_automatic_dispose_ = false;

CcTest* CcTest::last_ = NULL;
bool CcTest::initialize_called_ = false;
v8::base::Atomic32 CcTest::isolate_used_ = 0;
v8::ArrayBuffer::Allocator* CcTest::allocator_ = NULL;
v8::Isolate* CcTest::isolate_ = NULL;

CcTest::CcTest(TestFunction* callback, const char* file, const char* name,
               bool enabled, bool initialize)
    : callback_(callback),
      name_(name),
      enabled_(enabled),
      initialize_(initialize),
      prev_(last_) {
  // Find the base name of this test (const_cast required on Windows).
  char *basename = strrchr(const_cast<char *>(file), '/');
  if (!basename) {
    basename = strrchr(const_cast<char *>(file), '\\');
  }
  if (!basename) {
    basename = v8::internal::StrDup(file);
  } else {
    basename = v8::internal::StrDup(basename + 1);
  }
  // Drop the extension, if there is one.
  char *extension = strrchr(basename, '.');
  if (extension) *extension = 0;
  // Install this test in the list of tests
  file_ = basename;
  prev_ = last_;
  last_ = this;
}


void CcTest::Run() {
  if (!initialize_) {
    CHECK(initialization_state_ != kInitialized);
    initialization_state_ = kUnintialized;
    CHECK(CcTest::isolate_ == NULL);
  } else {
    CHECK(initialization_state_ != kUnintialized);
    initialization_state_ = kInitialized;
    if (isolate_ == NULL) {
      v8::Isolate::CreateParams create_params;
      create_params.array_buffer_allocator = allocator_;
      isolate_ = v8::Isolate::New(create_params);
    }
    isolate_->Enter();
  }
  callback_();
  if (initialize_) {
    if (v8::Locker::IsActive()) {
      v8::Locker locker(isolate_);
      EmptyMessageQueues(isolate_);
    } else {
      EmptyMessageQueues(isolate_);
    }
    isolate_->Exit();
  }
}


v8::Local<v8::Context> CcTest::NewContext(CcTestExtensionFlags extensions,
                                          v8::Isolate* isolate) {
    const char* extension_names[kMaxExtensions];
    int extension_count = 0;
  #define CHECK_EXTENSION_FLAG(Name, Id) \
    if (extensions.Contains(Name##_ID)) extension_names[extension_count++] = Id;
    EXTENSION_LIST(CHECK_EXTENSION_FLAG)
  #undef CHECK_EXTENSION_FLAG
    v8::ExtensionConfiguration config(extension_count, extension_names);
    v8::Local<v8::Context> context = v8::Context::New(isolate, &config);
    CHECK(!context.IsEmpty());
    return context;
}


void CcTest::DisableAutomaticDispose() {
  CHECK_EQ(kUnintialized, initialization_state_);
  disable_automatic_dispose_ = true;
}


static void PrintTestList(CcTest* current) {
  if (current == NULL) return;
  PrintTestList(current->prev());
  printf("%s/%s\n", current->file(), current->name());
}


class CcTestArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
  virtual void* Allocate(size_t length) {
    void* data = AllocateUninitialized(length == 0 ? 1 : length);
    return data == NULL ? data : memset(data, 0, length);
  }
  virtual void* AllocateUninitialized(size_t length) {
    return malloc(length == 0 ? 1 : length);
  }
  virtual void Free(void* data, size_t length) { free(data); }
  // TODO(dslomov): Remove when v8:2823 is fixed.
  virtual void Free(void* data) { UNREACHABLE(); }
};


static void SuggestTestHarness(int tests) {
  if (tests == 0) return;
  printf("Running multiple tests in sequence is deprecated and may cause "
         "bogus failure.  Consider using tools/run-tests.py instead.\n");
}


int main(int argc, char* argv[]) {
#if V8_OS_WIN
  UINT new_flags =
      SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX;
  UINT existing_flags = SetErrorMode(new_flags);
  SetErrorMode(existing_flags | new_flags);
#if V8_CC_MSVC
  _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE);
  _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
  _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE);
  _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
  _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE);
  _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
  _set_error_mode(_OUT_TO_STDERR);
#endif  // V8_CC_MSVC
#endif  // V8_OS_WIN

  // hack to print cctest specific flags
  for (int i = 1; i < argc; i++) {
    char* arg = argv[i];
    if ((strcmp(arg, "--help") == 0) || (strcmp(arg, "-h") == 0)) {
      printf("Usage: %s [--list] [[V8_FLAGS] CCTEST]\n", argv[0]);
      printf("\n");
      printf("Options:\n");
      printf("  --list:   list all cctests\n");
      printf("  CCTEST:   cctest identfier returned by --list\n");
      printf("  D8_FLAGS: see d8 output below\n");
      printf("\n\n");
    }
  }

  v8::V8::InitializeICUDefaultLocation(argv[0]);
  v8::Platform* platform = v8::platform::CreateDefaultPlatform();
  v8::V8::InitializePlatform(platform);
  v8::internal::FlagList::SetFlagsFromCommandLine(&argc, argv, true);
  v8::V8::Initialize();
  v8::V8::InitializeExternalStartupData(argv[0]);

  CcTestArrayBufferAllocator array_buffer_allocator;
  CcTest::set_array_buffer_allocator(&array_buffer_allocator);

  i::PrintExtension print_extension;
  v8::RegisterExtension(&print_extension);
  i::ProfilerExtension profiler_extension;
  v8::RegisterExtension(&profiler_extension);
  i::TraceExtension trace_extension;
  v8::RegisterExtension(&trace_extension);

  int tests_run = 0;
  bool print_run_count = true;
  for (int i = 1; i < argc; i++) {
    char* arg = argv[i];
    if (strcmp(arg, "--list") == 0) {
      PrintTestList(CcTest::last());
      print_run_count = false;

    } else {
      char* arg_copy = v8::internal::StrDup(arg);
      char* testname = strchr(arg_copy, '/');
      if (testname) {
        // Split the string in two by nulling the slash and then run
        // exact matches.
        *testname = 0;
        char* file = arg_copy;
        char* name = testname + 1;
        CcTest* test = CcTest::last();
        while (test != NULL) {
          if (test->enabled()
              && strcmp(test->file(), file) == 0
              && strcmp(test->name(), name) == 0) {
            SuggestTestHarness(tests_run++);
            test->Run();
          }
          test = test->prev();
        }

      } else {
        // Run all tests with the specified file or test name.
        char* file_or_name = arg_copy;
        CcTest* test = CcTest::last();
        while (test != NULL) {
          if (test->enabled()
              && (strcmp(test->file(), file_or_name) == 0
                  || strcmp(test->name(), file_or_name) == 0)) {
            SuggestTestHarness(tests_run++);
            test->Run();
          }
          test = test->prev();
        }
      }
      v8::internal::DeleteArray<char>(arg_copy);
    }
  }
  if (print_run_count && tests_run != 1)
    printf("Ran %i tests.\n", tests_run);
  CcTest::TearDown();
  // TODO(svenpanne) See comment above.
  // if (!disable_automatic_dispose_) v8::V8::Dispose();
  v8::V8::ShutdownPlatform();
  delete platform;
  return 0;
}

RegisterThreadedTest *RegisterThreadedTest::first_ = NULL;
int RegisterThreadedTest::count_ = 0;