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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/system_logs/single_debug_daemon_log_source.h"
#include <memory>
#include <string>
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "chromeos/ash/components/dbus/debug_daemon/debug_daemon_client.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace system_logs {
using SupportedSource = SingleDebugDaemonLogSource::SupportedSource;
class SingleDebugDaemonLogSourceTest : public ::testing::Test {
public:
SingleDebugDaemonLogSourceTest() : num_callback_calls_(0) {}
SingleDebugDaemonLogSourceTest(const SingleDebugDaemonLogSourceTest&) =
delete;
SingleDebugDaemonLogSourceTest& operator=(
const SingleDebugDaemonLogSourceTest&) = delete;
void SetUp() override {
// Since no debug daemon will be available during a unit test, use
// FakeDebugDaemonClient to provide dummy DebugDaemonClient functionality.
ash::DebugDaemonClient::InitializeFake();
}
void TearDown() override { ash::DebugDaemonClient::Shutdown(); }
protected:
SysLogsSourceCallback fetch_callback() {
return base::BindOnce(&SingleDebugDaemonLogSourceTest::OnFetchComplete,
base::Unretained(this));
}
int num_callback_calls() const { return num_callback_calls_; }
const SystemLogsResponse& response() const { return response_; }
void ClearResponse() { response_.clear(); }
private:
void OnFetchComplete(std::unique_ptr<SystemLogsResponse> response) {
++num_callback_calls_;
response_ = *response;
}
// Creates the necessary browser threads.
content::BrowserTaskEnvironment task_environment_;
// Used to verify that OnFetchComplete was called the correct number of times.
int num_callback_calls_;
// Stores results from the log source.
SystemLogsResponse response_;
};
TEST_F(SingleDebugDaemonLogSourceTest, SingleCall) {
SingleDebugDaemonLogSource source(SupportedSource::kModetest);
source.Fetch(fetch_callback());
base::RunLoop().RunUntilIdle();
EXPECT_EQ(1, num_callback_calls());
ASSERT_EQ(1U, response().size());
EXPECT_EQ("modetest", response().begin()->first);
EXPECT_EQ("modetest: response from GetLog", response().begin()->second);
}
TEST_F(SingleDebugDaemonLogSourceTest, MultipleCalls) {
SingleDebugDaemonLogSource source(SupportedSource::kLsusb);
source.Fetch(fetch_callback());
base::RunLoop().RunUntilIdle();
EXPECT_EQ(1, num_callback_calls());
ASSERT_EQ(1U, response().size());
EXPECT_EQ("lsusb", response().begin()->first);
EXPECT_EQ("lsusb: response from GetLog", response().begin()->second);
ClearResponse();
source.Fetch(fetch_callback());
base::RunLoop().RunUntilIdle();
EXPECT_EQ(2, num_callback_calls());
ASSERT_EQ(1U, response().size());
EXPECT_EQ("lsusb", response().begin()->first);
EXPECT_EQ("lsusb: response from GetLog", response().begin()->second);
ClearResponse();
source.Fetch(fetch_callback());
base::RunLoop().RunUntilIdle();
EXPECT_EQ(3, num_callback_calls());
ASSERT_EQ(1U, response().size());
EXPECT_EQ("lsusb", response().begin()->first);
EXPECT_EQ("lsusb: response from GetLog", response().begin()->second);
}
TEST_F(SingleDebugDaemonLogSourceTest, MultipleSources) {
SingleDebugDaemonLogSource source1(SupportedSource::kModetest);
source1.Fetch(fetch_callback());
base::RunLoop().RunUntilIdle();
EXPECT_EQ(1, num_callback_calls());
ASSERT_EQ(1U, response().size());
EXPECT_EQ("modetest", response().begin()->first);
EXPECT_EQ("modetest: response from GetLog", response().begin()->second);
ClearResponse();
SingleDebugDaemonLogSource source2(SupportedSource::kLsusb);
source2.Fetch(fetch_callback());
base::RunLoop().RunUntilIdle();
EXPECT_EQ(2, num_callback_calls());
ASSERT_EQ(1U, response().size());
EXPECT_EQ("lsusb", response().begin()->first);
EXPECT_EQ("lsusb: response from GetLog", response().begin()->second);
}
} // namespace system_logs
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