Test_CacheClampsFutureStoredDate() — fiber Function Reference

Architecture documentation for the Test_CacheClampsFutureStoredDate() function in cache_test.go from the fiber codebase.

Function go FiberMiddleware Caching calls 1

Entity Profile

FiberMiddleware→ Caching→ Test_CacheClampsFutureStoredDate() — fiber Function Reference

Dependency Diagram

graph TD
  a6b33eb7_3eab_ba64_f4f4_025b33c5d0bc["Test_CacheClampsFutureStoredDate()"]
  8453a087_9678_fe96_1b20_2d125b6f8656["cache_test.go"]
  a6b33eb7_3eab_ba64_f4f4_025b33c5d0bc -->|defined in| 8453a087_9678_fe96_1b20_2d125b6f8656
  a76eea88_fb7a_293c_1e6a_ee5f49e6d6ae["newMutatingStorage()"]
  a6b33eb7_3eab_ba64_f4f4_025b33c5d0bc -->|calls| a76eea88_fb7a_293c_1e6a_ee5f49e6d6ae
  style a6b33eb7_3eab_ba64_f4f4_025b33c5d0bc fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

middleware/cache/cache_test.go lines 2214–2268

func Test_CacheClampsFutureStoredDate(t *testing.T) {
	t.Parallel()

	storage := newMutatingStorage(func(key string, val []byte) []byte {
		if strings.HasSuffix(key, "_body") {
			return val
		}

		var it item
		if _, err := it.UnmarshalMsg(val); err != nil {
			return val
		}

		future := time.Now().Add(2 * time.Second).UTC()
		sec := future.Unix()
		if sec < 0 {
			sec = 0
		}

		it.date = uint64(sec) //nolint:gosec // safe: sec is clamped to non-negative range
		updated, err := it.MarshalMsg(nil)
		if err != nil {
			return val
		}

		return updated
	})

	app := fiber.New()
	app.Use(New(Config{
		Expiration: time.Minute,
		Storage:    storage,
	}))

	app.Get("/", func(c fiber.Ctx) error {
		c.Set(fiber.HeaderCacheControl, "public, max-age=60")
		return c.SendString("ok")
	})

	resp, err := app.Test(httptest.NewRequest(fiber.MethodGet, "/", http.NoBody))
	require.NoError(t, err)
	require.Equal(t, cacheMiss, resp.Header.Get("X-Cache"))

	resp, err = app.Test(httptest.NewRequest(fiber.MethodGet, "/", http.NoBody))
	require.NoError(t, err)
	require.Equal(t, cacheHit, resp.Header.Get("X-Cache"))

	parsedDate, err := http.ParseTime(resp.Header.Get(fiber.HeaderDate))
	require.NoError(t, err)
	require.False(t, parsedDate.After(time.Now()))

	ageVal, err := strconv.Atoi(resp.Header.Get(fiber.HeaderAge))
	require.NoError(t, err)
	require.GreaterOrEqual(t, ageVal, 0)
}