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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 "base/run_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/task_management/providers/child_process_task.h"
#include "chrome/browser/task_management/providers/child_process_task_provider.h"
#include "chrome/browser/task_management/task_manager_observer.h"
#include "chrome/grit/generated_resources.h"
#include "components/nacl/common/nacl_process_type.h"
#include "content/public/browser/child_process_data.h"
#include "content/public/common/process_type.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "content/public/test/test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/l10n/l10n_util.h"
using content::ChildProcessData;
namespace task_management {
namespace {
// Will be used to test the translation from |content::ProcessType| to
// |task_management::Task::Type|.
struct ProcessTypeTaskTypePair {
int process_type_;
Task::Type expected_task_type_;
} process_task_types_pairs[] = {
{ content::PROCESS_TYPE_PLUGIN, Task::PLUGIN },
{ content::PROCESS_TYPE_PPAPI_PLUGIN, Task::PLUGIN },
{ content::PROCESS_TYPE_PPAPI_BROKER, Task::PLUGIN },
{ content::PROCESS_TYPE_UTILITY, Task::UTILITY },
{ content::PROCESS_TYPE_ZYGOTE, Task::ZYGOTE },
{ content::PROCESS_TYPE_SANDBOX_HELPER, Task::SANDBOX_HELPER },
{ content::PROCESS_TYPE_GPU, Task::GPU },
{ PROCESS_TYPE_NACL_LOADER, Task::NACL },
{ PROCESS_TYPE_NACL_BROKER, Task::NACL },
};
} // namespace
// Defines a test for the child process task provider and the child process
// tasks themselves.
class ChildProcessTaskTest
: public testing::Test,
public TaskProviderObserver {
public:
ChildProcessTaskTest()
: provided_tasks_(),
thread_bundle_() {
}
~ChildProcessTaskTest() override {}
// task_management::TaskProviderObserver:
void TaskAdded(Task* task) override {
CHECK(task);
if (provided_tasks_.find(task->process_handle()) != provided_tasks_.end())
FAIL() << "ChildProcessTaskProvider must never provide duplicate tasks";
provided_tasks_[task->process_handle()] = task;
}
void TaskRemoved(Task* task) override {
CHECK(task);
provided_tasks_.erase(task->process_handle());
}
bool AreProviderContainersEmpty(
const ChildProcessTaskProvider& provider) const {
return provider.tasks_by_handle_.empty() && provider.tasks_by_pid_.empty();
}
protected:
std::map<base::ProcessHandle, Task*> provided_tasks_;
private:
content::TestBrowserThreadBundle thread_bundle_;
DISALLOW_COPY_AND_ASSIGN(ChildProcessTaskTest);
};
// Perfoms a basic test.
TEST_F(ChildProcessTaskTest, BasicTest) {
ChildProcessTaskProvider provider;
EXPECT_TRUE(provided_tasks_.empty());
provider.SetObserver(this);
content::RunAllPendingInMessageLoop();
ASSERT_TRUE(provided_tasks_.empty()) <<
"unit tests don't have any browser child processes";
provider.ClearObserver();
EXPECT_TRUE(provided_tasks_.empty());
EXPECT_TRUE(AreProviderContainersEmpty(provider));
}
// Tests everything related to child process task providing.
TEST_F(ChildProcessTaskTest, TestAll) {
ChildProcessTaskProvider provider;
EXPECT_TRUE(provided_tasks_.empty());
provider.SetObserver(this);
content::RunAllPendingInMessageLoop();
ASSERT_TRUE(provided_tasks_.empty());
// The following process which has handle = base::kNullProcessHandle, won't be
// added.
ChildProcessData data1(0);
ASSERT_EQ(base::kNullProcessHandle, data1.handle);
provider.BrowserChildProcessLaunchedAndConnected(data1);
EXPECT_TRUE(provided_tasks_.empty());
const int unique_id = 245;
const base::string16 name(base::UTF8ToUTF16("Test Task"));
const base::string16 expected_name(l10n_util::GetStringFUTF16(
IDS_TASK_MANAGER_PLUGIN_PREFIX, name));
ChildProcessData data2(content::PROCESS_TYPE_PLUGIN);
data2.handle = base::GetCurrentProcessHandle();
data2.name = name;
data2.id = unique_id;
provider.BrowserChildProcessLaunchedAndConnected(data2);
ASSERT_EQ(1U, provided_tasks_.size());
Task* task = provided_tasks_.begin()->second;
EXPECT_EQ(base::GetCurrentProcessHandle(), task->process_handle());
EXPECT_EQ(base::GetCurrentProcId(), task->process_id());
EXPECT_EQ(expected_name, task->title());
EXPECT_EQ(Task::PLUGIN, task->GetType());
EXPECT_EQ(unique_id, task->GetChildProcessUniqueID());
EXPECT_EQ(base::string16(), task->GetProfileName());
EXPECT_FALSE(task->ReportsSqliteMemory());
EXPECT_FALSE(task->ReportsV8Memory());
EXPECT_FALSE(task->ReportsWebCacheStats());
EXPECT_FALSE(task->ReportsNetworkUsage());
// Make sure that the conversion from PID to Handle inside
// |GetTaskOfUrlRequest()| is working properly.
Task* found_task =
provider.GetTaskOfUrlRequest(base::GetCurrentProcId(), 0, 0);
ASSERT_EQ(task, found_task);
const int64 bytes_read = 1024;
found_task->OnNetworkBytesRead(bytes_read);
found_task->Refresh(base::TimeDelta::FromSeconds(1),
REFRESH_TYPE_NETWORK_USAGE);
EXPECT_TRUE(task->ReportsNetworkUsage());
EXPECT_EQ(bytes_read, task->network_usage());
// Clearing the observer won't notify us of any tasks removals even though
// tasks will be actually deleted.
provider.ClearObserver();
EXPECT_FALSE(provided_tasks_.empty());
EXPECT_TRUE(AreProviderContainersEmpty(provider));
}
// Tests the translation of |content::ProcessType| to
// |task_management::Task::Type|.
TEST_F(ChildProcessTaskTest, ProcessTypeToTaskType) {
ChildProcessTaskProvider provider;
EXPECT_TRUE(provided_tasks_.empty());
provider.SetObserver(this);
content::RunAllPendingInMessageLoop();
ASSERT_TRUE(provided_tasks_.empty());
for (auto& types_pair : process_task_types_pairs) {
// Add the task.
ChildProcessData data(types_pair.process_type_);
data.handle = base::GetCurrentProcessHandle();
provider.BrowserChildProcessLaunchedAndConnected(data);
ASSERT_EQ(1U, provided_tasks_.size());
Task* task = provided_tasks_.begin()->second;
EXPECT_EQ(base::GetCurrentProcessHandle(), task->process_handle());
EXPECT_EQ(types_pair.expected_task_type_, task->GetType());
// Remove the task.
provider.BrowserChildProcessHostDisconnected(data);
EXPECT_TRUE(provided_tasks_.empty());
}
provider.ClearObserver();
EXPECT_TRUE(AreProviderContainersEmpty(provider));
}
} // namespace task_management
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