Index: base/files/file_unittest.cc |
diff --git a/base/files/file_unittest.cc b/base/files/file_unittest.cc |
index 3bc2db60f0e4fd85b24aacc1efc583a41ce4f457..5c594242bc84867ec80a41f97465c6a486e19aee 100644 |
--- a/base/files/file_unittest.cc |
+++ b/base/files/file_unittest.cc |
@@ -443,6 +443,49 @@ TEST(FileTest, Seek) { |
EXPECT_EQ(kOffset, file.Seek(base::File::FROM_END, -kOffset)); |
} |
+TEST(FileTest, Duplicate) { |
+ base::ScopedTempDir temp_dir; |
+ ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
+ FilePath file_path = temp_dir.path().AppendASCII("file"); |
+ File file(file_path,(base::File::FLAG_CREATE | |
+ base::File::FLAG_READ | |
+ base::File::FLAG_WRITE)); |
+ ASSERT_TRUE(file.IsValid()); |
+ |
+ File file2(file.Duplicate()); |
+ ASSERT_TRUE(file2.IsValid()); |
+ |
+ // Write through one handle, close it, read through the other. |
+ static const char kData[] = "now is a good time."; |
+ static const int kDataLen = sizeof(kData) - 1; |
+ |
+ ASSERT_EQ(0, file.Seek(base::File::FROM_CURRENT, 0)); |
+ ASSERT_EQ(0, file2.Seek(base::File::FROM_CURRENT, 0)); |
+ ASSERT_EQ(kDataLen, file.WriteAtCurrentPos(kData, kDataLen)); |
+ ASSERT_EQ(kDataLen, file.Seek(base::File::FROM_CURRENT, 0)); |
+ ASSERT_EQ(kDataLen, file2.Seek(base::File::FROM_CURRENT, 0)); |
+ file.Close(); |
+ char buf[kDataLen]; |
+ ASSERT_EQ(kDataLen, file2.Read(0, &buf[0], kDataLen)); |
+ ASSERT_EQ(std::string(kData, kDataLen), std::string(&buf[0], kDataLen)); |
+} |
+ |
+TEST(FileTest, DuplicateDeleteOnClose) { |
+ base::ScopedTempDir temp_dir; |
+ ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
+ FilePath file_path = temp_dir.path().AppendASCII("file"); |
+ File file(file_path,(base::File::FLAG_CREATE | |
+ base::File::FLAG_READ | |
+ base::File::FLAG_WRITE | |
+ base::File::FLAG_DELETE_ON_CLOSE)); |
+ ASSERT_TRUE(file.IsValid()); |
+ File file2(file.Duplicate()); |
+ ASSERT_TRUE(file2.IsValid()); |
+ file.Close(); |
+ file2.Close(); |
+ ASSERT_FALSE(base::PathExists(file_path)); |
+} |
+ |
#if defined(OS_WIN) |
TEST(FileTest, GetInfoForDirectory) { |
base::ScopedTempDir temp_dir; |