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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include <stdint.h>
#include <utility>
#include "base/bind.h"
#include "base/macros.h"
#include "base/message_loop/message_loop.h"
#include "base/process/process_handle.h"
#include "mojo/public/cpp/bindings/binding_set.h"
#include "mojo/shell/public/cpp/application_test_base.h"
#include "mojo/shell/public/cpp/interface_factory.h"
#include "mojo/shell/public/cpp/shell.h"
#include "mojo/shell/public/interfaces/application_manager.mojom.h"
#include "mojo/shell/tests/application_manager_apptests.mojom.h"
using mojo::shell::test::mojom::CreateInstanceForHandleTest;
namespace mojo {
namespace shell {
namespace {
class ApplicationManagerAppTestDelegate
: public ShellClient,
public InterfaceFactory<CreateInstanceForHandleTest>,
public CreateInstanceForHandleTest {
public:
ApplicationManagerAppTestDelegate()
: target_id_(mojom::Shell::kInvalidApplicationID),
binding_(this) {}
~ApplicationManagerAppTestDelegate() override {}
uint32_t target_id() const { return target_id_; }
private:
// mojo::ShellClient:
void Initialize(Shell* shell, const std::string& url, uint32_t id,
uint32_t user_id) override {}
bool AcceptConnection(Connection* connection) override {
connection->AddInterface<CreateInstanceForHandleTest>(this);
return true;
}
// InterfaceFactory<CreateInstanceForHandleTest>:
void Create(Connection* connection,
InterfaceRequest<CreateInstanceForHandleTest> request) override {
binding_.Bind(std::move(request));
}
// CreateInstanceForHandleTest:
void SetTargetID(uint32_t target_id) override {
target_id_ = target_id;
base::MessageLoop::current()->QuitWhenIdle();
}
uint32_t target_id_;
Binding<CreateInstanceForHandleTest> binding_;
DISALLOW_COPY_AND_ASSIGN(ApplicationManagerAppTestDelegate);
};
} // namespace
class ApplicationManagerAppTest : public mojo::test::ApplicationTestBase,
public mojom::ApplicationManagerListener {
public:
ApplicationManagerAppTest() : delegate_(nullptr), binding_(this) {}
~ApplicationManagerAppTest() override {}
void OnDriverQuit() {
base::MessageLoop::current()->QuitNow();
}
protected:
struct ApplicationInfo {
ApplicationInfo(uint32_t id, const std::string& url)
: id(id), url(url), pid(base::kNullProcessId) {}
uint32_t id;
std::string url;
base::ProcessId pid;
};
void AddListenerAndWaitForApplications() {
mojom::ApplicationManagerPtr application_manager;
shell()->ConnectToInterface("mojo:shell", &application_manager);
application_manager->AddListener(binding_.CreateInterfacePtrAndBind());
binding_.WaitForIncomingMethodCall();
}
bool ContainsApplicationWithURL(const std::string& url) const {
for (const auto& application : initial_applications_) {
if (application.url == url)
return true;
}
for (const auto& application : applications_) {
if (application.url == url)
return true;
}
return false;
}
uint32_t target_id() const {
DCHECK(delegate_);
return delegate_->target_id();
}
const std::vector<ApplicationInfo>& applications() const {
return applications_;
}
ApplicationManagerAppTestDelegate* delegate() { return delegate_; }
private:
// test::ApplicationTestBase:
ShellClient* GetShellClient() override {
delegate_ = new ApplicationManagerAppTestDelegate;
return delegate_;
}
// mojom::ApplicationManagerListener:
void SetRunningApplications(
Array<mojom::ApplicationInfoPtr> applications) override {
for (size_t i = 0; i < applications.size(); ++i) {
initial_applications_.push_back(ApplicationInfo(applications[i]->id,
applications[i]->url));
}
}
void ApplicationInstanceCreated(
mojom::ApplicationInfoPtr application) override {
applications_.push_back(ApplicationInfo(application->id, application->url));
}
void ApplicationInstanceDestroyed(uint32_t id) override {
for (auto it = applications_.begin(); it != applications_.end(); ++it) {
auto& application = *it;
if (application.id == id) {
applications_.erase(it);
break;
}
}
}
void ApplicationPIDAvailable(uint32_t id, uint32_t pid) override {
for (auto& application : applications_) {
if (application.id == id) {
application.pid = pid;
break;
}
}
}
ApplicationManagerAppTestDelegate* delegate_;
Binding<mojom::ApplicationManagerListener> binding_;
std::vector<ApplicationInfo> applications_;
std::vector<ApplicationInfo> initial_applications_;
DISALLOW_COPY_AND_ASSIGN(ApplicationManagerAppTest);
};
TEST_F(ApplicationManagerAppTest, CreateInstanceForHandle) {
AddListenerAndWaitForApplications();
// 1. Launch a process. (Actually, have the runner launch a process that
// launches a process. #becauselinkerrors).
mojo::shell::test::mojom::DriverPtr driver;
scoped_ptr<Connection> connection =
shell()->Connect("exe:application_manager_apptest_driver");
connection->GetInterface(&driver);
// 2. Wait for the target to connect to us. (via
// mojo:application_manager_apptests)
base::MessageLoop::current()->Run();
uint32_t remote_id = mojom::Shell::kInvalidApplicationID;
EXPECT_TRUE(connection->GetRemoteApplicationID(&remote_id));
EXPECT_NE(mojom::Shell::kInvalidApplicationID, remote_id);
// 3. Validate that this test suite's URL was received from the application
// manager.
EXPECT_TRUE(ContainsApplicationWithURL("mojo://mojo_shell_apptests/"));
// 4. Validate that the right applications/processes were created.
// Note that the target process will be created even if the tests are
// run with --single-process.
EXPECT_EQ(2u, applications().size());
{
auto& application = applications().front();
EXPECT_EQ(remote_id, application.id);
EXPECT_EQ("exe://application_manager_apptest_driver/", application.url);
EXPECT_NE(base::kNullProcessId, application.pid);
}
{
auto& application = applications().back();
// We learn about the target process id via a ping from it.
EXPECT_EQ(target_id(), application.id);
EXPECT_EQ("exe://application_manager_apptest_target/", application.url);
EXPECT_NE(base::kNullProcessId, application.pid);
}
driver.set_connection_error_handler(
base::Bind(&ApplicationManagerAppTest::OnDriverQuit,
base::Unretained(this)));
driver->QuitDriver();
base::MessageLoop::current()->Run();
}
} // namespace shell
} // namespace mojo
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