Test_CORS_AllowPrivateNetwork() — fiber Function Reference

Architecture documentation for the Test_CORS_AllowPrivateNetwork() function in cors_test.go from the fiber codebase.

Function go FiberCore Adapters

Entity Profile

FiberCore→ Adapters→ Test_CORS_AllowPrivateNetwork() — fiber Function Reference

Dependency Diagram

graph TD
  04b61358_8f74_6c29_0abf_12083b0766c7["Test_CORS_AllowPrivateNetwork()"]
  e59a43fd_cfa4_0f6b_1938_4a08e36ad74e["cors_test.go"]
  04b61358_8f74_6c29_0abf_12083b0766c7 -->|defined in| e59a43fd_cfa4_0f6b_1938_4a08e36ad74e
  style 04b61358_8f74_6c29_0abf_12083b0766c7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

middleware/cors/cors_test.go lines 1101–1206

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

	// Test scenario where AllowPrivateNetwork is enabled
	app := fiber.New()
	app.Use(New(Config{
		AllowPrivateNetwork: true,
	}))
	handler := app.Handler()

	ctx := &fasthttp.RequestCtx{}
	ctx.Request.Header.SetMethod(fiber.MethodOptions)
	ctx.Request.Header.Set(fiber.HeaderOrigin, "https://example.com")
	ctx.Request.Header.Set(fiber.HeaderAccessControlRequestMethod, fiber.MethodGet)
	ctx.Request.Header.Set("Access-Control-Request-Private-Network", "true")
	handler(ctx)

	// Verify the Access-Control-Allow-Private-Network header is set to "true"
	require.Equal(t, "true", string(ctx.Response.Header.Peek("Access-Control-Allow-Private-Network")), "The Access-Control-Allow-Private-Network header should be set to 'true' when AllowPrivateNetwork is enabled")

	// Non-preflight request should not have Access-Control-Allow-Private-Network header
	ctx.Request.Reset()
	ctx.Response.Reset()
	ctx.Request.Header.SetMethod(fiber.MethodGet)
	ctx.Request.Header.Set(fiber.HeaderOrigin, "https://example.com")
	ctx.Request.Header.Set("Access-Control-Request-Private-Network", "true")
	handler(ctx)

	require.Empty(t, string(ctx.Response.Header.Peek("Access-Control-Allow-Private-Network")), "The Access-Control-Allow-Private-Network header should be set to 'true' when AllowPrivateNetwork is enabled")

	// Non-preflight GET request should not have Access-Control-Allow-Private-Network header
	require.Empty(t, string(ctx.Response.Header.Peek("Access-Control-Allow-Private-Network")), "The Access-Control-Allow-Private-Network header should be set to 'true' when AllowPrivateNetwork is enabled")

	// Non-preflight OPTIONS request should not have Access-Control-Allow-Private-Network header
	ctx.Request.Reset()
	ctx.Response.Reset()
	ctx.Request.Header.SetMethod(fiber.MethodOptions)
	ctx.Request.Header.Set(fiber.HeaderOrigin, "https://example.com")
	ctx.Request.Header.Set("Access-Control-Request-Private-Network", "true")
	handler(ctx)

	require.Empty(t, string(ctx.Response.Header.Peek("Access-Control-Allow-Private-Network")), "The Access-Control-Allow-Private-Network header should be set to 'true' when AllowPrivateNetwork is enabled")

	// Reset ctx for next test
	ctx = &fasthttp.RequestCtx{}
	ctx.Request.Header.SetMethod(fiber.MethodOptions)
	ctx.Request.Header.Set(fiber.HeaderAccessControlRequestMethod, fiber.MethodGet)
	ctx.Request.Header.Set(fiber.HeaderOrigin, "https://example.com")

	// Test scenario where AllowPrivateNetwork is disabled (default)
	app = fiber.New()
	app.Use(New())
	handler = app.Handler()
	handler(ctx)

	// Verify the Access-Control-Allow-Private-Network header is not present
	require.Empty(t, string(ctx.Response.Header.Peek("Access-Control-Allow-Private-Network")), "The Access-Control-Allow-Private-Network header should not be present by default")

	// Test scenario where AllowPrivateNetwork is disabled but client sends header
	app = fiber.New()
	app.Use(New())
	handler = app.Handler()

	ctx = &fasthttp.RequestCtx{}
	ctx.Request.Header.SetMethod(fiber.MethodOptions)
	ctx.Request.Header.Set(fiber.HeaderAccessControlRequestMethod, fiber.MethodGet)
	ctx.Request.Header.Set(fiber.HeaderOrigin, "https://example.com")
	ctx.Request.Header.Set("Access-Control-Request-Private-Network", "true")
	handler(ctx)

	// Verify the Access-Control-Allow-Private-Network header is not present
	require.Empty(t, string(ctx.Response.Header.Peek("Access-Control-Allow-Private-Network")), "The Access-Control-Allow-Private-Network header should not be present by default")

	// Test scenario where AllowPrivateNetwork is enabled and client does NOT send header
	app = fiber.New()
	app.Use(New(Config{
		AllowPrivateNetwork: true,
	}))
	handler = app.Handler()

	ctx = &fasthttp.RequestCtx{}