Test_Extractor_Chain_Error_Propagation() — fiber Function Reference

Architecture documentation for the Test_Extractor_Chain_Error_Propagation() function in extractors_test.go from the fiber codebase.

Function go DataBinding Extractors

Entity Profile

DataBinding→ Extractors→ Test_Extractor_Chain_Error_Propagation() — fiber Function Reference

Dependency Diagram

graph TD
  8d47c3c2_3dbc_1f9c_0e0d_363aa1a59843["Test_Extractor_Chain_Error_Propagation()"]
  cf5e296e_8db5_6f84_b05a_9c0cac6f83e7["extractors_test.go"]
  8d47c3c2_3dbc_1f9c_0e0d_363aa1a59843 -->|defined in| cf5e296e_8db5_6f84_b05a_9c0cac6f83e7
  style 8d47c3c2_3dbc_1f9c_0e0d_363aa1a59843 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

extractors/extractors_test.go lines 364–398

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

	app := fiber.New()

	// Create extractors that return different errors
	errorExtractor1 := Extractor{
		Extract: func(_ fiber.Ctx) (string, error) {
			return "", fiber.NewError(fiber.StatusBadRequest, "First error")
		},
		Key:    "error1",
		Source: SourceCustom,
	}

	errorExtractor2 := Extractor{
		Extract: func(_ fiber.Ctx) (string, error) {
			return "", fiber.NewError(fiber.StatusUnauthorized, "Second error")
		},
		Key:    "error2",
		Source: SourceCustom,
	}

	chainExtractor := Chain(errorExtractor1, errorExtractor2)

	ctx := app.AcquireCtx(&fasthttp.RequestCtx{})
	t.Cleanup(func() { app.ReleaseCtx(ctx) })

	token, err := chainExtractor.Extract(ctx)
	require.Empty(t, token)
	require.Error(t, err)
	require.Contains(t, err.Error(), "Second error") // Should return the last error
	var fe *fiber.Error
	require.ErrorAs(t, err, &fe)
	require.Equal(t, fiber.StatusUnauthorized, fe.Code)
}