diff options
Diffstat (limited to 'src/go/types/api_test.go')
| -rw-r--r-- | src/go/types/api_test.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/go/types/api_test.go b/src/go/types/api_test.go index 798c09bbff..75cebc9826 100644 --- a/src/go/types/api_test.go +++ b/src/go/types/api_test.go @@ -1243,6 +1243,9 @@ func TestConvertibleTo(t *testing.T) { {newDefined(new(Struct)), new(Struct), true}, {newDefined(Typ[Int]), new(Struct), false}, {Typ[UntypedInt], Typ[Int], true}, + // Untyped string values are not permitted by the spec, so the below + // behavior is undefined. + {Typ[UntypedString], Typ[String], true}, } { if got := ConvertibleTo(test.v, test.t); got != test.want { t.Errorf("ConvertibleTo(%v, %v) = %t, want %t", test.v, test.t, got, test.want) @@ -1260,6 +1263,12 @@ func TestAssignableTo(t *testing.T) { {newDefined(Typ[Int]), Typ[Int], false}, {newDefined(new(Struct)), new(Struct), true}, {Typ[UntypedBool], Typ[Bool], true}, + {Typ[UntypedString], Typ[Bool], false}, + // Neither untyped string nor untyped numeric assignments arise during + // normal type checking, so the below behavior is technically undefined by + // the spec. + {Typ[UntypedString], Typ[String], true}, + {Typ[UntypedInt], Typ[Int], true}, } { if got := AssignableTo(test.v, test.t); got != test.want { t.Errorf("AssignableTo(%v, %v) = %t, want %t", test.v, test.t, got, test.want) |