test that arrays work properly.

can't mix slices and arrays now; perhaps that should be a TODO

R=rsc
https://golang.org/cl/164079

diff --git a/src/pkg/gob/encoder_test.go b/src/pkg/gob/encoder_test.go
index 26ce96faf48b4f690dc706aca8440fa2905f3c3f..3445d0e53f37d5a0110826c94890a63c80b8f9e1 100644 (file)
--- a/src/pkg/gob/encoder_test.go
+++ b/src/pkg/gob/encoder_test.go
@@ -230,9 +230,27 @@ func TestValueError(t *testing.T) {
        type Type4 struct {
                a int;
        }
-       t4p := Type4{3};        // note: not a pointer, unlike the other tests.
-       var t4 Type4;
-       if err := encAndDec(t4, t4p); err == nil || strings.Index(err.String(), "pointer") <= 0 {
-               t.Error("expected error; got none or got wrong one")
+       t4p := &Type4{3};
+       var t4 Type4;   // note: not a pointer.
+       if err := encAndDec(t4p, t4); err == nil || strings.Index(err.String(), "pointer") < 0 {
+               t.Error("expected error about pointer; got", err)
+       }
+}
+
+func TestArray(t *testing.T) {
+       type Type5 struct {
+               a [3]string;
+       }
+       type Type6 struct {
+               a [2]string;    // can't hold t5.a
+       }
+       t5 := Type5{[3]string{"hello", ",", "world"}};
+       var t5p Type5;
+       if err := encAndDec(t5, &t5p); err != nil {
+               t.Error(err)
+       }
+       var t6 Type6;
+       if err := encAndDec(t5, &t6); err == nil {
+               t.Error("should fail with mismatched array sizes")
        }
 }