commit ba1a9546cfbf3b887331f275d34c72826370c10e
author rvargas@chromium.org <rvargas@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> Sat Jun 21 08:30:18 2014 +0900
committer Qijiang Fan <fqj@google.com> Thu Jun 04 16:58:18 2020 +0900
tree 581e4524f36405c2507854a8920fac9739006e0d
parent 553584f7cda016cf2fdc0712a2fe4a4256baa8ba

net: FileStream cleanup

Remove old "Async" prefix from a time when FileStream could perform sync
operations, and use base::File methods instead of reimplement them.

Remove a TODO from native_message_process_host given that we decided it is
not worth moving that functionality to FileStream ATM.

BUG=322664
TBR=sergeyu@chromium.org, kinuko@chromium.org
R=hashimoto@chromium.org

Review URL: https://codereview.chromium.org/323683002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@278857 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 633ff3b105c336337f8b4f37627e6df59b4bcf42

base/files/file_unittest.cc

diff --git a/base/files/file_unittest.cc b/base/files/file_unittest.cc
index cba043c..de88145 100644
--- a/base/files/file_unittest.cc
+++ b/base/files/file_unittest.cc
@@ -425,6 +425,23 @@
   EXPECT_EQ(std::string(buffer, buffer + kDataSize), std::string(kData));
 }
 
+TEST(FileTest, Seek) {
+  base::ScopedTempDir temp_dir;
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
+  FilePath file_path = temp_dir.path().AppendASCII("seek_file");
+  File file(file_path,
+            base::File::FLAG_CREATE | base::File::FLAG_READ |
+                base::File::FLAG_WRITE);
+  ASSERT_TRUE(file.IsValid());
+
+  const int64 kOffset = 10;
+  EXPECT_EQ(kOffset, file.Seek(base::File::FROM_BEGIN, kOffset));
+  EXPECT_EQ(2 * kOffset, file.Seek(base::File::FROM_CURRENT, kOffset));
+  EXPECT_EQ(kOffset, file.Seek(base::File::FROM_CURRENT, -kOffset));
+  EXPECT_TRUE(file.SetLength(kOffset * 2));
+  EXPECT_EQ(kOffset, file.Seek(base::File::FROM_END, -kOffset));
+}
+
 #if defined(OS_WIN)
 TEST(FileTest, GetInfoForDirectory) {
   base::ScopedTempDir temp_dir;