| 8 | ) |
| 9 | |
| 10 | func TestWrap(t *testing.T) { |
| 11 | err := errors.New("0") |
| 12 | err1 := Wrap(err, "1") |
| 13 | err2 := Wrap(err1, "2") |
| 14 | err3 := Wrap(err2) |
| 15 | |
| 16 | if got := Root(err1); got != err { |
| 17 | t.Fatalf("Root(%v)=%v want %v", err1, got, err) |
| 18 | } |
| 19 | |
| 20 | if got := Root(err2); got != err { |
| 21 | t.Fatalf("Root(%v)=%v want %v", err2, got, err) |
| 22 | } |
| 23 | |
| 24 | if err2.Error() != "2: 1: 0" { |
| 25 | t.Fatalf("err msg = %s want '2: 1: 0'", err2.Error()) |
| 26 | } |
| 27 | |
| 28 | if err3.Error() != "2: 1: 0" { |
| 29 | t.Fatalf("err msg = %s want '2: 1: 0'", err3.Error()) |
| 30 | } |
| 31 | |
| 32 | stack := Stack(err1) |
| 33 | if len(stack) == 0 { |
| 34 | t.Fatalf("len(stack) = %v want > 0", len(stack)) |
| 35 | } |
| 36 | if !strings.Contains(stack[0].String(), "TestWrap") { |
| 37 | t.Fatalf("first stack frame should contain \"TestWrap\": %v", stack[0].String()) |
| 38 | } |
| 39 | |
| 40 | if !reflect.DeepEqual(Stack(err2), Stack(err1)) { |
| 41 | t.Errorf("err2 stack got %v want %v", Stack(err2), Stack(err1)) |
| 42 | } |
| 43 | |
| 44 | if !reflect.DeepEqual(Stack(err3), Stack(err1)) { |
| 45 | t.Errorf("err3 stack got %v want %v", Stack(err3), Stack(err1)) |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | func TestWrapNil(t *testing.T) { |
| 50 | var err error |