Verifies: SYS-REQ-110 (Set/array append) reqproof:proptest:skip
(t *testing.T)
| 129 | // Verifies: SYS-REQ-110 (Set/array append) |
| 130 | // reqproof:proptest:skip |
| 131 | func TestAppendDoesNotMutateInput(t *testing.T) { |
| 132 | input := []byte(`{"items":[1,2]}`) |
| 133 | original := bytes.Clone(input) |
| 134 | |
| 135 | got, err := Append(input, []byte(`3`), "items") |
| 136 | if err != nil { |
| 137 | t.Fatalf("Append returned error: %v", err) |
| 138 | } |
| 139 | if !bytes.Equal(input, original) { |
| 140 | t.Fatalf("Append mutated input: got %s, want %s", input, original) |
| 141 | } |
| 142 | if want := `{"items":[1,2,3]}`; string(got) != want { |
| 143 | t.Fatalf("Append result = %s, want %s", got, want) |
| 144 | } |
| 145 | } |