add a NotOk helper method in the testing package
@@ -48,6 +48,15 @@ func Ok(tb testing.TB, err error) {
}
}
+// NotOk fails the test if an err is nil.
+func NotOk(tb testing.TB, err error) {
+ if err == nil {
+ _, file, line, _ := runtime.Caller(1)
+ fmt.Printf("\033[31m%s:%d: expected error, got nothing \033[39m\n\n", filepath.Base(file), line)
+ tb.FailNow()
+ }
+}
+
// Equals fails the test if exp is not equal to act.
func Equals(tb testing.TB, exp, act interface{}) {
if !reflect.DeepEqual(exp, act) {
