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      1 // Copyright 2013 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/basictypes.h"
      6 #include "base/files/file_path.h"
      7 #include "base/files/scoped_temp_dir.h"
      8 #include "base/run_loop.h"
      9 #include "content/public/test/test_file_system_context.h"
     10 #include "testing/gtest/include/gtest/gtest.h"
     11 #include "webkit/browser/fileapi/file_system_context.h"
     12 #include "webkit/browser/fileapi/file_system_operation_runner.h"
     13 
     14 using fileapi::FileSystemContext;
     15 using fileapi::FileSystemOperationRunner;
     16 using fileapi::FileSystemType;
     17 using fileapi::FileSystemURL;
     18 
     19 namespace content {
     20 
     21 void GetStatus(bool* done,
     22                base::File::Error *status_out,
     23                base::File::Error status) {
     24   ASSERT_FALSE(*done);
     25   *done = true;
     26   *status_out = status;
     27 }
     28 
     29 void GetCancelStatus(bool* operation_done,
     30                      bool* cancel_done,
     31                      base::File::Error *status_out,
     32                      base::File::Error status) {
     33   // Cancel callback must be always called after the operation's callback.
     34   ASSERT_TRUE(*operation_done);
     35   ASSERT_FALSE(*cancel_done);
     36   *cancel_done = true;
     37   *status_out = status;
     38 }
     39 
     40 class FileSystemOperationRunnerTest : public testing::Test {
     41  protected:
     42   FileSystemOperationRunnerTest() {}
     43   virtual ~FileSystemOperationRunnerTest() {}
     44 
     45   virtual void SetUp() OVERRIDE {
     46     ASSERT_TRUE(base_.CreateUniqueTempDir());
     47     base::FilePath base_dir = base_.path();
     48     file_system_context_ =
     49         CreateFileSystemContextForTesting(NULL, base_dir);
     50   }
     51 
     52   virtual void TearDown() OVERRIDE {
     53     file_system_context_ = NULL;
     54     base::RunLoop().RunUntilIdle();
     55   }
     56 
     57   FileSystemURL URL(const std::string& path) {
     58     return file_system_context_->CreateCrackedFileSystemURL(
     59         GURL("http://example.com"), fileapi::kFileSystemTypeTemporary,
     60         base::FilePath::FromUTF8Unsafe(path));
     61   }
     62 
     63   FileSystemOperationRunner* operation_runner() {
     64     return file_system_context_->operation_runner();
     65   }
     66 
     67  private:
     68   base::ScopedTempDir base_;
     69   base::MessageLoop message_loop_;
     70   scoped_refptr<FileSystemContext> file_system_context_;
     71 
     72   DISALLOW_COPY_AND_ASSIGN(FileSystemOperationRunnerTest);
     73 };
     74 
     75 TEST_F(FileSystemOperationRunnerTest, NotFoundError) {
     76   bool done = false;
     77   base::File::Error status = base::File::FILE_ERROR_FAILED;
     78 
     79   // Regular NOT_FOUND error, which is called asynchronously.
     80   operation_runner()->Truncate(URL("foo"), 0,
     81                                base::Bind(&GetStatus, &done, &status));
     82   ASSERT_FALSE(done);
     83   base::RunLoop().RunUntilIdle();
     84   ASSERT_TRUE(done);
     85   ASSERT_EQ(base::File::FILE_ERROR_NOT_FOUND, status);
     86 }
     87 
     88 TEST_F(FileSystemOperationRunnerTest, InvalidURLError) {
     89   bool done = false;
     90   base::File::Error status = base::File::FILE_ERROR_FAILED;
     91 
     92   // Invalid URL error, which calls DidFinish synchronously.
     93   operation_runner()->Truncate(FileSystemURL(), 0,
     94                                base::Bind(&GetStatus, &done, &status));
     95   // The error call back shouldn't be fired synchronously.
     96   ASSERT_FALSE(done);
     97 
     98   base::RunLoop().RunUntilIdle();
     99   ASSERT_TRUE(done);
    100   ASSERT_EQ(base::File::FILE_ERROR_INVALID_URL, status);
    101 }
    102 
    103 TEST_F(FileSystemOperationRunnerTest, NotFoundErrorAndCancel) {
    104   bool done = false;
    105   bool cancel_done = false;
    106   base::File::Error status = base::File::FILE_ERROR_FAILED;
    107   base::File::Error cancel_status = base::File::FILE_ERROR_FAILED;
    108 
    109   // Call Truncate with non-existent URL, and try to cancel it immediately
    110   // after that (before its callback is fired).
    111   FileSystemOperationRunner::OperationID id =
    112       operation_runner()->Truncate(URL("foo"), 0,
    113                                    base::Bind(&GetStatus, &done, &status));
    114   operation_runner()->Cancel(id, base::Bind(&GetCancelStatus,
    115                                             &done, &cancel_done,
    116                                             &cancel_status));
    117 
    118   ASSERT_FALSE(done);
    119   ASSERT_FALSE(cancel_done);
    120   base::RunLoop().RunUntilIdle();
    121 
    122   ASSERT_TRUE(done);
    123   ASSERT_TRUE(cancel_done);
    124   ASSERT_EQ(base::File::FILE_ERROR_NOT_FOUND, status);
    125   ASSERT_EQ(base::File::FILE_ERROR_INVALID_OPERATION, cancel_status);
    126 }
    127 
    128 TEST_F(FileSystemOperationRunnerTest, InvalidURLErrorAndCancel) {
    129   bool done = false;
    130   bool cancel_done = false;
    131   base::File::Error status = base::File::FILE_ERROR_FAILED;
    132   base::File::Error cancel_status = base::File::FILE_ERROR_FAILED;
    133 
    134   // Call Truncate with invalid URL, and try to cancel it immediately
    135   // after that (before its callback is fired).
    136   FileSystemOperationRunner::OperationID id =
    137       operation_runner()->Truncate(FileSystemURL(), 0,
    138                                   base::Bind(&GetStatus, &done, &status));
    139   operation_runner()->Cancel(id, base::Bind(&GetCancelStatus,
    140                                             &done, &cancel_done,
    141                                             &cancel_status));
    142 
    143   ASSERT_FALSE(done);
    144   ASSERT_FALSE(cancel_done);
    145   base::RunLoop().RunUntilIdle();
    146 
    147   ASSERT_TRUE(done);
    148   ASSERT_TRUE(cancel_done);
    149   ASSERT_EQ(base::File::FILE_ERROR_INVALID_URL, status);
    150   ASSERT_EQ(base::File::FILE_ERROR_INVALID_OPERATION, cancel_status);
    151 }
    152 
    153 TEST_F(FileSystemOperationRunnerTest, CancelWithInvalidId) {
    154   const FileSystemOperationRunner::OperationID kInvalidId = -1;
    155   bool done = true;  // The operation is not running.
    156   bool cancel_done = false;
    157   base::File::Error cancel_status = base::File::FILE_ERROR_FAILED;
    158   operation_runner()->Cancel(kInvalidId, base::Bind(&GetCancelStatus,
    159                                                     &done, &cancel_done,
    160                                                     &cancel_status));
    161 
    162   ASSERT_TRUE(cancel_done);
    163   ASSERT_EQ(base::File::FILE_ERROR_INVALID_OPERATION, cancel_status);
    164 }
    165 
    166 }  // namespace content
    167