| 100 | } |
| 101 | |
| 102 | func TestFormatVerbs(t *testing.T) { |
| 103 | err := errors.New("error") |
| 104 | wrapped := errtrace.Wrap(err) |
| 105 | |
| 106 | tests := []struct { |
| 107 | name string |
| 108 | fmt string |
| 109 | want string |
| 110 | }{ |
| 111 | { |
| 112 | name: "verb s", |
| 113 | fmt: "%s", |
| 114 | want: "error", |
| 115 | }, |
| 116 | { |
| 117 | name: "verb v", |
| 118 | fmt: "%v", |
| 119 | want: "error", |
| 120 | }, |
| 121 | { |
| 122 | name: "verb q", |
| 123 | fmt: "%q", |
| 124 | want: `"error"`, |
| 125 | }, |
| 126 | { |
| 127 | name: "padded string", |
| 128 | fmt: "%10s", |
| 129 | want: " error", |
| 130 | }, |
| 131 | } |
| 132 | |
| 133 | for _, tt := range tests { |
| 134 | t.Run(tt.name, func(t *testing.T) { |
| 135 | if want, got := tt.want, fmt.Sprintf(tt.fmt, err); want != got { |
| 136 | t.Errorf("unwrapped: want %q, got %q", want, got) |
| 137 | } |
| 138 | |
| 139 | if want, got := tt.want, fmt.Sprintf(tt.fmt, wrapped); want != got { |
| 140 | t.Errorf("wrapped: want %q, got %q", want, got) |
| 141 | } |
| 142 | }) |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | func TestFormat(t *testing.T) { |
| 147 | e1 := errtrace.New("e1") |