1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "base/file_util.h" 6 #include "base/files/scoped_temp_dir.h" 7 #include "base/path_service.h" 8 #include "base/strings/string_util.h" 9 #include "build/build_config.h" 10 #include "chrome/browser/importer/firefox_profile_lock.h" 11 #include "chrome/common/chrome_paths.h" 12 #include "testing/gtest/include/gtest/gtest.h" 13 14 class FirefoxProfileLockTest : public testing::Test { 15 protected: 16 virtual void SetUp() { 17 ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); 18 } 19 20 base::ScopedTempDir temp_dir_; 21 }; 22 23 TEST_F(FirefoxProfileLockTest, LockTest) { 24 FirefoxProfileLock lock1(temp_dir_.path()); 25 ASSERT_TRUE(lock1.HasAcquired()); 26 lock1.Unlock(); 27 ASSERT_FALSE(lock1.HasAcquired()); 28 lock1.Lock(); 29 ASSERT_TRUE(lock1.HasAcquired()); 30 } 31 32 // Tests basic functionality and verifies that the lock file is deleted after 33 // use. 34 TEST_F(FirefoxProfileLockTest, ProfileLock) { 35 base::FilePath test_path = temp_dir_.path(); 36 base::FilePath lock_file_path = 37 test_path.Append(FirefoxProfileLock::kLockFileName); 38 39 scoped_ptr<FirefoxProfileLock> lock; 40 EXPECT_EQ(static_cast<FirefoxProfileLock*>(NULL), lock.get()); 41 EXPECT_FALSE(base::PathExists(lock_file_path)); 42 lock.reset(new FirefoxProfileLock(test_path)); 43 EXPECT_TRUE(lock->HasAcquired()); 44 EXPECT_TRUE(base::PathExists(lock_file_path)); 45 lock->Unlock(); 46 EXPECT_FALSE(lock->HasAcquired()); 47 48 // In the posix code, we don't delete the file when releasing the lock. 49 #if !defined(OS_POSIX) 50 EXPECT_FALSE(base::PathExists(lock_file_path)); 51 #endif // !defined(OS_POSIX) 52 lock->Lock(); 53 EXPECT_TRUE(lock->HasAcquired()); 54 EXPECT_TRUE(base::PathExists(lock_file_path)); 55 lock->Lock(); 56 EXPECT_TRUE(lock->HasAcquired()); 57 lock->Unlock(); 58 EXPECT_FALSE(lock->HasAcquired()); 59 // In the posix code, we don't delete the file when releasing the lock. 60 #if !defined(OS_POSIX) 61 EXPECT_FALSE(base::PathExists(lock_file_path)); 62 #endif // !defined(OS_POSIX) 63 } 64 65 // If for some reason the lock file is left behind by the previous owner, we 66 // should still be able to lock it, at least in the Windows implementation. 67 TEST_F(FirefoxProfileLockTest, ProfileLockOrphaned) { 68 base::FilePath test_path = temp_dir_.path(); 69 base::FilePath lock_file_path = 70 test_path.Append(FirefoxProfileLock::kLockFileName); 71 72 // Create the orphaned lock file. 73 FILE* lock_file = base::OpenFile(lock_file_path, "w"); 74 ASSERT_TRUE(lock_file); 75 base::CloseFile(lock_file); 76 EXPECT_TRUE(base::PathExists(lock_file_path)); 77 78 scoped_ptr<FirefoxProfileLock> lock; 79 EXPECT_EQ(static_cast<FirefoxProfileLock*>(NULL), lock.get()); 80 lock.reset(new FirefoxProfileLock(test_path)); 81 EXPECT_TRUE(lock->HasAcquired()); 82 lock->Unlock(); 83 EXPECT_FALSE(lock->HasAcquired()); 84 } 85 86 // This is broken on POSIX since the same process is allowed to reacquire a 87 // lock. 88 #if !defined(OS_POSIX) 89 // Tests two locks contending for the same lock file. 90 TEST_F(FirefoxProfileLockTest, ProfileLockContention) { 91 base::FilePath test_path = temp_dir_.path(); 92 93 scoped_ptr<FirefoxProfileLock> lock1; 94 EXPECT_EQ(static_cast<FirefoxProfileLock*>(NULL), lock1.get()); 95 lock1.reset(new FirefoxProfileLock(test_path)); 96 EXPECT_TRUE(lock1->HasAcquired()); 97 98 scoped_ptr<FirefoxProfileLock> lock2; 99 EXPECT_EQ(static_cast<FirefoxProfileLock*>(NULL), lock2.get()); 100 lock2.reset(new FirefoxProfileLock(test_path)); 101 EXPECT_FALSE(lock2->HasAcquired()); 102 103 lock1->Unlock(); 104 EXPECT_FALSE(lock1->HasAcquired()); 105 106 lock2->Lock(); 107 EXPECT_TRUE(lock2->HasAcquired()); 108 lock2->Unlock(); 109 EXPECT_FALSE(lock2->HasAcquired()); 110 } 111 #endif 112
