Feat: add preshared key check

tests/01_login_test.go

@@ -21,9 +21,22 @@ type loginPayload struct {
 func Test_01_Login(t *testing.T) {
 	client = resty.New()
 
+	t.Run("check preshared key failed", func(t *testing.T) {
+		resp, err := client.R().
+			SetBody(`{"userId": "testuser1"}`).
+			Post("http://localhost:8080/auth/gen-login-url")
+		if err != nil {
+			t.Fatal("request failed")
+		}
+		if resp.StatusCode() != http.StatusUnauthorized {
+			t.Fatal("preshared key check should failed")
+		}
+	})
+
 	var payload genLoginUrlPayload
 	resp, err := client.R().
 		SetBody(`{"userId": "testuser1"}`).
+		SetAuthToken("poop").
 		SetResult(&payload).
 		Post("http://localhost:8080/auth/gen-login-url")