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content / public / test / unittest_test_suite.h [blame]
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_PUBLIC_TEST_UNITTEST_TEST_SUITE_H_
#define CONTENT_PUBLIC_TEST_UNITTEST_TEST_SUITE_H_
#include <memory>
#include <optional>
#include "base/functional/callback.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "mojo/core/embedder/configuration.h"
#include "v8/include/v8-forward.h"
namespace base {
class TestSuite;
}
namespace content {
class ContentBrowserClient;
class ContentClient;
class ContentUtilityClient;
class TestBlinkWebUnitTestSupport;
class TestHostResolver;
// A special test suite that also initializes Content its dependencies once for
// all unittests. This is useful for two reasons:
// 1. It ensures runtime dependencies of code in Content and its dependencies
// are initialized and that using them does not crash. It allows the use of
// some primitive Blink data types like WebString.
// 2. Individual unittests should not be initializing Blink on their own,
// initializing it here ensures attempts to do so within an individual test
// will fail.
class UnitTestTestSuite {
public:
// Returned by the unit test binary using this class. ContentClient needs to
// be set but the others are optional, depending on what tests need in the
// binary.
struct ContentClients {
ContentClients();
~ContentClients();
// Must outlive `content_client`.
std::unique_ptr<ContentBrowserClient> content_browser_client;
std::unique_ptr<ContentUtilityClient> content_utility_client;
std::unique_ptr<ContentClient> content_client;
};
// Create test versions of ContentClient interfaces.
static std::unique_ptr<UnitTestTestSuite::ContentClients>
CreateTestContentClients();
// Constructs a new UnitTestTestSuite to wrap `test_suite`.
// `child_mojo_config`, if provided, is the Mojo configuration to use in any
// child process spawned by these tests.
UnitTestTestSuite(
base::TestSuite* test_suite,
base::RepeatingCallback<std::unique_ptr<ContentClients>()> create_clients,
std::optional<mojo::core::Configuration> child_mojo_config =
std::nullopt);
UnitTestTestSuite(const UnitTestTestSuite&) = delete;
UnitTestTestSuite& operator=(const UnitTestTestSuite&) = delete;
~UnitTestTestSuite();
int Run();
static v8::Isolate* MainThreadIsolateForUnitTestSuite();
private:
class UnitTestEventListener;
UnitTestEventListener* CreateTestEventListener();
void OnFirstTestStartComplete();
std::unique_ptr<base::TestSuite> test_suite_;
std::unique_ptr<TestBlinkWebUnitTestSupport> blink_test_support_;
raw_ptr<v8::Isolate> isolate_;
std::unique_ptr<TestHostResolver> test_host_resolver_;
base::RepeatingCallback<std::unique_ptr<ContentClients>()> create_clients_;
base::test::ScopedFeatureList scoped_feature_list_;
};
} // namespace content
#endif // CONTENT_PUBLIC_TEST_UNITTEST_TEST_SUITE_H_