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// Copyright (c) 2009 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 "chrome/browser/process_singleton.h"
#include <sys/types.h>
#include <sys/wait.h>
#include <signal.h>
#include <unistd.h>
#include <vector>
#include <string>
#include "base/path_service.h"
#include "base/string_util.h"
#include "base/thread.h"
#include "chrome/browser/browser.h"
#include "chrome/browser/browser_process.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/test/ui/ui_test.h"
#include "testing/gtest/include/gtest/gtest.h"
class ProcessSingletonLinuxTest : public UITest {
protected:
// A helper method to call ProcessSingleton::NotifyOtherProcess().
// |url| will be added to CommandLine for current process, so that it can be
// sent to browser process by ProcessSingleton::NotifyOtherProcess().
void NotifyOtherProcess(const std::string& url, bool expect_result) {
FilePath user_data_dir;
PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
std::vector<std::string> old_argv =
CommandLine::ForCurrentProcess()->argv();
std::vector<std::string> argv;
argv.push_back(old_argv[0]);
argv.push_back(url);
CommandLine::Reset();
CommandLine::Init(argv);
ProcessSingleton process_singleton(user_data_dir);
if (expect_result)
EXPECT_TRUE(process_singleton.NotifyOtherProcess());
else
EXPECT_FALSE(process_singleton.NotifyOtherProcess());
}
};
// Test if the socket file and symbol link created by ProcessSingletonLinux
// are valid. When running this test, the ProcessSingleton object is already
// initiated by UITest. So we just test against this existing object.
TEST_F(ProcessSingletonLinuxTest, CheckSocketFile) {
FilePath user_data_dir;
FilePath path;
PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
path = user_data_dir.Append(chrome::kSingletonSocketFilename);
struct stat statbuf;
ASSERT_EQ(0, lstat(path.value().c_str(), &statbuf));
ASSERT_TRUE(S_ISLNK(statbuf.st_mode));
char buf[PATH_MAX + 1];
ssize_t len = readlink(path.value().c_str(), buf, PATH_MAX);
ASSERT_GT(len, 0);
buf[len] = '\0';
path = user_data_dir.Append(buf);
ASSERT_EQ(0, lstat(path.value().c_str(), &statbuf));
ASSERT_TRUE(S_ISSOCK(statbuf.st_mode));
}
// TODO(james.su@gmail.com): port following tests to Windows.
// Test success case of NotifyOtherProcess().
TEST_F(ProcessSingletonLinuxTest, NotifyOtherProcessSuccess) {
std::string url("about:blank");
int original_tab_count = GetTabCount();
NotifyOtherProcess(url, true);
EXPECT_EQ(original_tab_count + 1, GetTabCount());
EXPECT_EQ(url, GetActiveTabURL().spec());
}
// Test failure case of NotifyOtherProcess().
TEST_F(ProcessSingletonLinuxTest, NotifyOtherProcessFailure) {
// Block the browser process, then it'll be killed by
// ProcessSingleton::NotifyOtherProcess().
kill(process(), SIGSTOP);
// Wait for a while to make sure the browser process is actually stopped.
// It's necessary when running with valgrind.
sleep(1);
std::string url("about:blank");
NotifyOtherProcess(url, false);
// Wait for a while to make sure the browser process is actually killed.
sleep(1);
EXPECT_FALSE(IsBrowserRunning());
}
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