Move browser-agnostic code from file_system_util to file_system_core_util.

chrome/browser/chromeos/drive/file_system_core_util_unittest.cc

Index: chrome/browser/chromeos/drive/file_system_core_util_unittest.cc
diff --git a/chrome/browser/chromeos/drive/file_system_core_util_unittest.cc b/chrome/browser/chromeos/drive/file_system_core_util_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..31e30cc3d34ac5e14aee013e6f1dc43d85d02ca3
--- /dev/null
+++ b/chrome/browser/chromeos/drive/file_system_core_util_unittest.cc
@@ -0,0 +1,146 @@
+// 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 "chrome/browser/chromeos/drive/file_system_core_util.h"
+
+#include <vector>
+
+#include "base/files/file_path.h"
+#include "base/files/file_util.h"
+#include "base/files/scoped_temp_dir.h"
+#include "base/single_thread_task_runner.h"
+#include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
+#include "chrome/browser/chromeos/drive/file_system_util.h"
+#include "chrome/test/base/testing_profile.h"
+#include "content/public/test/test_browser_thread_bundle.h"
+#include "content/public/test/test_file_system_options.h"
+#include "google_apis/drive/test_util.h"
+#include "storage/browser/fileapi/external_mount_points.h"
+#include "storage/browser/fileapi/file_system_backend.h"
+#include "storage/browser/fileapi/file_system_context.h"
+#include "storage/browser/fileapi/file_system_url.h"
+#include "storage/browser/fileapi/isolated_context.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace drive {
+namespace util {
+
+class FileSystemUtilTest : public testing::Test {
+  content::TestBrowserThreadBundle thread_bundle_;
+};
+
+TEST_F(FileSystemUtilTest, IsUnderDriveMountPoint) {
+  EXPECT_FALSE(IsUnderDriveMountPoint(
+      base::FilePath::FromUTF8Unsafe("/wherever/foo.txt")));
+  EXPECT_FALSE(IsUnderDriveMountPoint(
+      base::FilePath::FromUTF8Unsafe("/special/foo.txt")));
+  EXPECT_FALSE(IsUnderDriveMountPoint(
+      base::FilePath::FromUTF8Unsafe("special/drive/foo.txt")));
+
+  EXPECT_TRUE(
+      IsUnderDriveMountPoint(base::FilePath::FromUTF8Unsafe("/special/drive")));
+  EXPECT_TRUE(IsUnderDriveMountPoint(
+      base::FilePath::FromUTF8Unsafe("/special/drive/foo.txt")));
+  EXPECT_TRUE(IsUnderDriveMountPoint(
+      base::FilePath::FromUTF8Unsafe("/special/drive/subdir/foo.txt")));
+  EXPECT_TRUE(IsUnderDriveMountPoint(
+      base::FilePath::FromUTF8Unsafe("/special/drive-xxx/foo.txt")));
+}
+
+TEST_F(FileSystemUtilTest, ExtractDrivePath) {
+  EXPECT_EQ(
+      base::FilePath(),
+      ExtractDrivePath(base::FilePath::FromUTF8Unsafe("/wherever/foo.txt")));
+  EXPECT_EQ(
+      base::FilePath(),
+      ExtractDrivePath(base::FilePath::FromUTF8Unsafe("/special/foo.txt")));
+
+  EXPECT_EQ(base::FilePath::FromUTF8Unsafe("drive"),
+            ExtractDrivePath(base::FilePath::FromUTF8Unsafe("/special/drive")));
+  EXPECT_EQ(base::FilePath::FromUTF8Unsafe("drive/foo.txt"),
+            ExtractDrivePath(
+                base::FilePath::FromUTF8Unsafe("/special/drive/foo.txt")));
+  EXPECT_EQ(base::FilePath::FromUTF8Unsafe("drive/subdir/foo.txt"),
+            ExtractDrivePath(base::FilePath::FromUTF8Unsafe(
+                "/special/drive/subdir/foo.txt")));
+  EXPECT_EQ(base::FilePath::FromUTF8Unsafe("drive/foo.txt"),
+            ExtractDrivePath(
+                base::FilePath::FromUTF8Unsafe("/special/drive-xxx/foo.txt")));
+}
+
+TEST_F(FileSystemUtilTest, EscapeUnescapeCacheFileName) {
+  const std::string kUnescapedFileName(
+      "tmp:`~!@#$%^&*()-_=+[{|]}\\\\;\',<.>/?");
+  const std::string kEscapedFileName(
+      "tmp:`~!@#$%25^&*()-_=+[{|]}\\\\;\',<%2E>%2F?");
+  EXPECT_EQ(kEscapedFileName, EscapeCacheFileName(kUnescapedFileName));
+  EXPECT_EQ(kUnescapedFileName, UnescapeCacheFileName(kEscapedFileName));
+}
+
+TEST_F(FileSystemUtilTest, NormalizeFileName) {
+  EXPECT_EQ("", NormalizeFileName(""));
+  EXPECT_EQ("foo", NormalizeFileName("foo"));
+  // Slash
+  EXPECT_EQ("foo_zzz", NormalizeFileName("foo/zzz"));
+  EXPECT_EQ("___", NormalizeFileName("///"));
+  // Japanese hiragana "hi" + semi-voiced-mark is normalized to "pi".
+  EXPECT_EQ("\xE3\x81\xB4", NormalizeFileName("\xE3\x81\xB2\xE3\x82\x9A"));
+  // Dot
+  EXPECT_EQ("_", NormalizeFileName("."));
+  EXPECT_EQ("_", NormalizeFileName(".."));
+  EXPECT_EQ("_", NormalizeFileName("..."));
+  EXPECT_EQ(".bashrc", NormalizeFileName(".bashrc"));
+  EXPECT_EQ("._", NormalizeFileName("./"));
+}
+
+TEST_F(FileSystemUtilTest, GDocFile) {
+  base::ScopedTempDir temp_dir;
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
+
+  GURL url(
+      "https://docs.google.com/document/d/"
+      "1YsCnrMxxgp7LDdtlFDt-WdtEIth89vA9inrILtvK-Ug/edit");
+  std::string resource_id("1YsCnrMxxgp7LDdtlFDt-WdtEIth89vA9inrILtvK-Ug");
+
+  // Read and write gdoc.
+  base::FilePath file = temp_dir.path().AppendASCII("test.gdoc");
+  EXPECT_TRUE(CreateGDocFile(file, url, resource_id));
+  EXPECT_EQ(url, ReadUrlFromGDocFile(file));
+  EXPECT_EQ(resource_id, ReadResourceIdFromGDocFile(file));
+
+  // Read and write gsheet.
+  file = temp_dir.path().AppendASCII("test.gsheet");
+  EXPECT_TRUE(CreateGDocFile(file, url, resource_id));
+  EXPECT_EQ(url, ReadUrlFromGDocFile(file));
+  EXPECT_EQ(resource_id, ReadResourceIdFromGDocFile(file));
+
+  // Read and write gslides.
+  file = temp_dir.path().AppendASCII("test.gslides");
+  EXPECT_TRUE(CreateGDocFile(file, url, resource_id));
+  EXPECT_EQ(url, ReadUrlFromGDocFile(file));
+  EXPECT_EQ(resource_id, ReadResourceIdFromGDocFile(file));
+
+  // Read and write gdraw.
+  file = temp_dir.path().AppendASCII("test.gdraw");
+  EXPECT_TRUE(CreateGDocFile(file, url, resource_id));
+  EXPECT_EQ(url, ReadUrlFromGDocFile(file));
+  EXPECT_EQ(resource_id, ReadResourceIdFromGDocFile(file));
+
+  // Read and write gtable.
+  file = temp_dir.path().AppendASCII("test.gtable");
+  EXPECT_TRUE(CreateGDocFile(file, url, resource_id));
+  EXPECT_EQ(url, ReadUrlFromGDocFile(file));
+  EXPECT_EQ(resource_id, ReadResourceIdFromGDocFile(file));
+
+  // Non GDoc file.
+  file = temp_dir.path().AppendASCII("test.txt");
+  std::string data = "Hello world!";
+  EXPECT_TRUE(google_apis::test_util::WriteStringToFile(file, data));
+  EXPECT_TRUE(ReadUrlFromGDocFile(file).is_empty());
+  EXPECT_TRUE(ReadResourceIdFromGDocFile(file).empty());
+}
+
+}  // namespace util
+}  // namespace drive