669 TEST(FilePathTest, IsRootDirectory) {  in TEST()  argument
671   EXPECT_TRUE(FilePath("a:\\").IsRootDirectory());  in TEST()
672   EXPECT_TRUE(FilePath("Z:/").IsRootDirectory());  in TEST()
673   EXPECT_TRUE(FilePath("e://").IsRootDirectory());  in TEST()
674   EXPECT_FALSE(FilePath("").IsRootDirectory());  in TEST()
675   EXPECT_FALSE(FilePath("b:").IsRootDirectory());  in TEST()
676   EXPECT_FALSE(FilePath("b:a").IsRootDirectory());  in TEST()
677   EXPECT_FALSE(FilePath("8:/").IsRootDirectory());  in TEST()
678   EXPECT_FALSE(FilePath("c|/").IsRootDirectory());  in TEST()
680   EXPECT_TRUE(FilePath("/").IsRootDirectory());  in TEST()
681   EXPECT_TRUE(FilePath("//").IsRootDirectory());  in TEST()
682   EXPECT_FALSE(FilePath("").IsRootDirectory());  in TEST()
683   EXPECT_FALSE(FilePath("\\").IsRootDirectory());  in TEST()
684   EXPECT_FALSE(FilePath("/x").IsRootDirectory());  in TEST()