| 21 | ) |
| 22 | |
| 23 | func TestVarList(t *testing.T) { |
| 24 | vs := VarList{[]ast.Variable{ast.Variable{"X"}, ast.Variable{"Y"}}} |
| 25 | |
| 26 | if i := vs.Find(ast.Variable{"X"}); i != 0 { |
| 27 | t.Errorf("Find(X)=%d want 0", i) |
| 28 | } |
| 29 | if !vs.Contains(ast.Variable{"Y"}) { |
| 30 | t.Errorf("Contains(Y)=false want true") |
| 31 | } |
| 32 | if i := vs.Find(ast.Variable{"Z"}); i != -1 { |
| 33 | t.Errorf("Find(X)=%d want -1", i) |
| 34 | } |
| 35 | if vs.Contains(ast.Variable{"Z"}) { |
| 36 | t.Errorf("Contains(Z)=true want false") |
| 37 | } |
| 38 | |
| 39 | vs = vs.Extend([]ast.Variable{ast.Variable{"Z"}}) |
| 40 | if !vs.Contains(ast.Variable{"Z"}) { |
| 41 | t.Errorf("Contains(Z)=false want true") |
| 42 | } |
| 43 | if i := vs.Find(ast.Variable{"Z"}); i != 2 { |
| 44 | t.Errorf("Find(Z)=%d want 2", i) |
| 45 | } |
| 46 | } |