Getting service process on Mac to handle having things moved/changed underneath it.

base/file_util_unittest.cc

 // Copyright (c) 2011 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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <winioctl.h>
 #include <shellapi.h>
@@ skipping 1795 matching lines @@
 
   EXPECT_TRUE(file_util::IsDirectoryEmpty(empty_dir));
 
   FilePath foo(empty_dir.Append(FILE_PATH_LITERAL("foo.txt")));
   std::string bar("baz");
   ASSERT_TRUE(file_util::WriteFile(foo, bar.c_str(), bar.length()));
 
   EXPECT_FALSE(file_util::IsDirectoryEmpty(empty_dir));
 }
 
+TEST_F(FileUtilTest, AreReferringToSameObject) {
+  FilePath dir1 = temp_dir_.path().Append(FILE_PATH_LITERAL("Directory"));
+  FilePath dir2 = temp_dir_.path().Append(FILE_PATH_LITERAL("Directory"));
+  ASSERT_FALSE(file_util::PathExists(dir1));
+  ASSERT_TRUE(file_util::CreateDirectory(dir1));
+  ASSERT_TRUE(file_util::AreReferringToSameObject(dir1, dir2));
+  ASSERT_FALSE(file_util::AreReferringToSameObject(temp_dir_.path(), dir2));
+  
+#if defined(OS_POSIX)
+  FilePath sym = temp_dir_.path().Append(FILE_PATH_LITERAL("Symlink"));
+  ASSERT_FALSE(file_util::AreReferringToSameObject(dir1, sym));
+  ASSERT_TRUE(file_util::CreateSymbolicLink(dir1, sym));
+  ASSERT_TRUE(file_util::AreReferringToSameObject(dir1, sym));
+#endif  // OS_POSIX
+}
+
+#if defined(OS_MACOSX)
+TEST_F(FileUtilTest, Trash) {
+  FilePath to_trash = temp_dir_.path().Append(FILE_PATH_LITERAL("TrashFile"));
+  ASSERT_FALSE(file_util::PathExists(to_trash));
+  std::string bar("baz");
+  ASSERT_TRUE(file_util::WriteFile(to_trash, bar.c_str(), bar.length()));
+  ASSERT_TRUE(file_util::PathExists(to_trash));
+  ASSERT_FALSE(file_util::IsInTrash(to_trash));
+  
+  FilePath trashed;
+  ASSERT_TRUE(file_util::MoveToTrash(to_trash, &trashed));
+  ASSERT_TRUE(file_util::IsInTrash(trashed));
+  ASSERT_FALSE(file_util::IsInTrash(to_trash));
+  ASSERT_FALSE(file_util::PathExists(to_trash));
+  ASSERT_FALSE(file_util::MoveToTrash(to_trash, &trashed));
+}
+#endif  // OS_MACOSX
+
 }  // namespace