| package fs |
| |
| import ( |
| "os" |
| "testing" |
| ) |
| |
| func TestGetFSTypeOfKnownDrive(t *testing.T) { |
| fsType, err := GetFileSystemType("C:\\") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if fsType == "" { |
| t.Fatal("No filesystem type name returned") |
| } |
| } |
| |
| func TestGetFSTypeOfInvalidPath(t *testing.T) { |
| // [filepath.VolumeName] doesn't mandate that the drive letters matches [a-zA-Z]. |
| // Instead, use non-character drive. |
| _, err := GetFileSystemType(`No:\`) |
| if err != ErrInvalidPath { |
| t.Fatalf("Expected `ErrInvalidPath`, got %v", err) |
| } |
| } |
| |
| func TestGetFSTypeOfValidButAbsentDrive(t *testing.T) { |
| drive := "" |
| for _, letter := range "abcdefghijklmnopqrstuvwxyz" { |
| possibleDrive := string(letter) + ":\\" |
| if _, err := os.Stat(possibleDrive); os.IsNotExist(err) { |
| drive = possibleDrive |
| break |
| } |
| } |
| if drive == "" { |
| t.Skip("Every possible drive exists") |
| } |
| |
| _, err := GetFileSystemType(drive) |
| if err == nil { |
| t.Fatalf("GetFileSystemType %s unexpectedly succeeded", drive) |
| } |
| if !os.IsNotExist(err) { |
| t.Fatalf("GetFileSystemType %s failed with %v, expected 'ErrNotExist' or similar", drive, err) |
| } |
| } |
