appWithConfig() — fiber Function Reference

Architecture documentation for the appWithConfig() function in earlydata_test.go from the fiber codebase.

Function go FiberCore Adapters called by 1

Entity Profile

FiberCore→ Adapters→ appWithConfig() — fiber Function Reference

Dependency Diagram

graph TD
  1b236aeb_bf33_2e17_b819_48c58c201c5e["appWithConfig()"]
  89ff38ec_40bf_204e_af8c_37d168e2a1f9["earlydata_test.go"]
  1b236aeb_bf33_2e17_b819_48c58c201c5e -->|defined in| 89ff38ec_40bf_204e_af8c_37d168e2a1f9
  22cab21c_8426_7b52_02c4_68f2b7486d46["Test_EarlyData()"]
  22cab21c_8426_7b52_02c4_68f2b7486d46 -->|calls| 1b236aeb_bf33_2e17_b819_48c58c201c5e
  style 1b236aeb_bf33_2e17_b819_48c58c201c5e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

middleware/earlydata/earlydata_test.go lines 27–87

func appWithConfig(t *testing.T, c *fiber.Config) *fiber.App {
	t.Helper()

	var app *fiber.App
	if c == nil {
		app = fiber.New()
	} else {
		app = fiber.New(*c)
	}

	app.Use(New())

	// Middleware to test IsEarly func
	const localsKeyTestValid = "earlydata_testvalid"
	app.Use(func(c fiber.Ctx) error {
		isEarly := IsEarly(c)

		switch h := c.Get(headerName); h {
		case "", headerValOff:
			if isEarly {
				return errors.New("is early-data even though it's not")
			}

		case headerValOn:
			switch {
			case fiber.IsMethodSafe(c.Method()):
				if !isEarly {
					return errors.New("should be early-data on safe HTTP methods")
				}
			default:
				if isEarly {
					return errors.New("early-data unsupported on unsafe HTTP methods")
				}
			}

		default:
			return fmt.Errorf("header has unsupported value: %s", h)
		}

		_ = c.Locals(localsKeyTestValid, true)

		return c.Next()
	})

	app.Add([]string{
		fiber.MethodGet,
		fiber.MethodPost,
	}, "/", func(c fiber.Ctx) error {
		valid, ok := c.Locals(localsKeyTestValid).(bool)
		if !ok {
			panic(errors.New("failed to type-assert to bool"))
		}
		if !valid {
			return errors.New("handler called even though validation failed")
		}

		return nil
	})

	return app
}