File size: 1,403 Bytes
8059bf0 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | package handler
import (
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
"github.com/gin-gonic/gin"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestGatewayEnsureForwardErrorResponse_WritesFallbackWhenNotWritten(t *testing.T) {
gin.SetMode(gin.TestMode)
w := httptest.NewRecorder()
c, _ := gin.CreateTestContext(w)
c.Request = httptest.NewRequest(http.MethodGet, "/", nil)
h := &GatewayHandler{}
wrote := h.ensureForwardErrorResponse(c, false)
require.True(t, wrote)
require.Equal(t, http.StatusBadGateway, w.Code)
var parsed map[string]any
err := json.Unmarshal(w.Body.Bytes(), &parsed)
require.NoError(t, err)
assert.Equal(t, "error", parsed["type"])
errorObj, ok := parsed["error"].(map[string]any)
require.True(t, ok)
assert.Equal(t, "upstream_error", errorObj["type"])
assert.Equal(t, "Upstream request failed", errorObj["message"])
}
func TestGatewayEnsureForwardErrorResponse_DoesNotOverrideWrittenResponse(t *testing.T) {
gin.SetMode(gin.TestMode)
w := httptest.NewRecorder()
c, _ := gin.CreateTestContext(w)
c.Request = httptest.NewRequest(http.MethodGet, "/", nil)
c.String(http.StatusTeapot, "already written")
h := &GatewayHandler{}
wrote := h.ensureForwardErrorResponse(c, false)
require.False(t, wrote)
require.Equal(t, http.StatusTeapot, w.Code)
assert.Equal(t, "already written", w.Body.String())
}
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