close(failed)
		}),
		nil,
		nil,
	)

	auth.ServeHTTP(httptest.NewRecorder(), &http.Request{})

	<-failed
}

func TestAuthenticateRequestClearHeaders(t *testing.T) {
	testcases := map[string]struct {
		nameHeaders        []string
		groupHeaders       []string
		extraPrefixHeaders []string
		requestHeaders     http.Header