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main_test.go
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main_test.go
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// 🚀 Fiber is an Express inspired web framework written in Go with 💖
// 📌 API Documentation: https://docs.gofiber.io/
// 📝 Github Repository: https://github.com/gofiber/fiber
package helmet
import (
"net/http/httptest"
"testing"
"github.com/gofiber/fiber/v2"
"github.com/gofiber/fiber/v2/utils"
)
func Test_Default(t *testing.T) {
app := fiber.New()
app.Use(New())
app.Get("/", func(c *fiber.Ctx) error {
return c.SendString("Hello, World!")
})
resp, err := app.Test(httptest.NewRequest("GET", "/", nil))
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, "0", resp.Header.Get(fiber.HeaderXXSSProtection))
utils.AssertEqual(t, "nosniff", resp.Header.Get(fiber.HeaderXContentTypeOptions))
utils.AssertEqual(t, "SAMEORIGIN", resp.Header.Get(fiber.HeaderXFrameOptions))
utils.AssertEqual(t, "", resp.Header.Get(fiber.HeaderContentSecurityPolicy))
utils.AssertEqual(t, "no-referrer", resp.Header.Get(fiber.HeaderReferrerPolicy))
utils.AssertEqual(t, "", resp.Header.Get(fiber.HeaderPermissionsPolicy))
utils.AssertEqual(t, "require-corp", resp.Header.Get("Cross-Origin-Embedder-Policy"))
utils.AssertEqual(t, "same-origin", resp.Header.Get("Cross-Origin-Opener-Policy"))
utils.AssertEqual(t, "same-origin", resp.Header.Get("Cross-Origin-Resource-Policy"))
utils.AssertEqual(t, "?1", resp.Header.Get("Origin-Agent-Cluster"))
utils.AssertEqual(t, "off", resp.Header.Get("X-DNS-Prefetch-Control"))
utils.AssertEqual(t, "noopen", resp.Header.Get("X-Download-Options"))
utils.AssertEqual(t, "none", resp.Header.Get("X-Permitted-Cross-Domain-Policies"))
}
func Test_CustomValues_AllHeaders(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
// Custom values for all headers
XSSProtection: "0",
ContentTypeNosniff: "custom-nosniff",
XFrameOptions: "DENY",
HSTSExcludeSubdomains: true,
ContentSecurityPolicy: "default-src 'none'",
CSPReportOnly: true,
HSTSPreloadEnabled: true,
ReferrerPolicy: "origin",
PermissionPolicy: "geolocation=(self)",
CrossOriginEmbedderPolicy: "custom-value",
CrossOriginOpenerPolicy: "custom-value",
CrossOriginResourcePolicy: "custom-value",
OriginAgentCluster: "custom-value",
XDNSPrefetchControl: "custom-control",
XDownloadOptions: "custom-options",
XPermittedCrossDomain: "custom-policies",
}))
app.Get("/", func(c *fiber.Ctx) error {
return c.SendString("Hello, World!")
})
resp, err := app.Test(httptest.NewRequest("GET", "/", nil))
utils.AssertEqual(t, nil, err)
// Assertions for custom header values
utils.AssertEqual(t, "0", resp.Header.Get(fiber.HeaderXXSSProtection))
utils.AssertEqual(t, "custom-nosniff", resp.Header.Get(fiber.HeaderXContentTypeOptions))
utils.AssertEqual(t, "DENY", resp.Header.Get(fiber.HeaderXFrameOptions))
utils.AssertEqual(t, "default-src 'none'", resp.Header.Get(fiber.HeaderContentSecurityPolicyReportOnly))
utils.AssertEqual(t, "origin", resp.Header.Get(fiber.HeaderReferrerPolicy))
utils.AssertEqual(t, "geolocation=(self)", resp.Header.Get(fiber.HeaderPermissionsPolicy))
utils.AssertEqual(t, "custom-value", resp.Header.Get("Cross-Origin-Embedder-Policy"))
utils.AssertEqual(t, "custom-value", resp.Header.Get("Cross-Origin-Opener-Policy"))
utils.AssertEqual(t, "custom-value", resp.Header.Get("Cross-Origin-Resource-Policy"))
utils.AssertEqual(t, "custom-value", resp.Header.Get("Origin-Agent-Cluster"))
utils.AssertEqual(t, "custom-control", resp.Header.Get("X-DNS-Prefetch-Control"))
utils.AssertEqual(t, "custom-options", resp.Header.Get("X-Download-Options"))
utils.AssertEqual(t, "custom-policies", resp.Header.Get("X-Permitted-Cross-Domain-Policies"))
}
func Test_RealWorldValues_AllHeaders(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
// Real-world values for all headers
XSSProtection: "0",
ContentTypeNosniff: "nosniff",
XFrameOptions: "SAMEORIGIN",
HSTSExcludeSubdomains: false,
ContentSecurityPolicy: "default-src 'self';base-uri 'self';font-src 'self' https: data:;form-action 'self';frame-ancestors 'self';img-src 'self' data:;object-src 'none';script-src 'self';script-src-attr 'none';style-src 'self' https: 'unsafe-inline';upgrade-insecure-requests",
CSPReportOnly: false,
HSTSPreloadEnabled: true,
ReferrerPolicy: "no-referrer",
PermissionPolicy: "geolocation=(self)",
CrossOriginEmbedderPolicy: "require-corp",
CrossOriginOpenerPolicy: "same-origin",
CrossOriginResourcePolicy: "same-origin",
OriginAgentCluster: "?1",
XDNSPrefetchControl: "off",
XDownloadOptions: "noopen",
XPermittedCrossDomain: "none",
}))
app.Get("/", func(c *fiber.Ctx) error {
return c.SendString("Hello, World!")
})
resp, err := app.Test(httptest.NewRequest("GET", "/", nil))
utils.AssertEqual(t, nil, err)
// Assertions for real-world header values
utils.AssertEqual(t, "0", resp.Header.Get(fiber.HeaderXXSSProtection))
utils.AssertEqual(t, "nosniff", resp.Header.Get(fiber.HeaderXContentTypeOptions))
utils.AssertEqual(t, "SAMEORIGIN", resp.Header.Get(fiber.HeaderXFrameOptions))
utils.AssertEqual(t, "default-src 'self';base-uri 'self';font-src 'self' https: data:;form-action 'self';frame-ancestors 'self';img-src 'self' data:;object-src 'none';script-src 'self';script-src-attr 'none';style-src 'self' https: 'unsafe-inline';upgrade-insecure-requests", resp.Header.Get(fiber.HeaderContentSecurityPolicy))
utils.AssertEqual(t, "no-referrer", resp.Header.Get(fiber.HeaderReferrerPolicy))
utils.AssertEqual(t, "geolocation=(self)", resp.Header.Get(fiber.HeaderPermissionsPolicy))
utils.AssertEqual(t, "require-corp", resp.Header.Get("Cross-Origin-Embedder-Policy"))
utils.AssertEqual(t, "same-origin", resp.Header.Get("Cross-Origin-Opener-Policy"))
utils.AssertEqual(t, "same-origin", resp.Header.Get("Cross-Origin-Resource-Policy"))
utils.AssertEqual(t, "?1", resp.Header.Get("Origin-Agent-Cluster"))
utils.AssertEqual(t, "off", resp.Header.Get("X-DNS-Prefetch-Control"))
utils.AssertEqual(t, "noopen", resp.Header.Get("X-Download-Options"))
utils.AssertEqual(t, "none", resp.Header.Get("X-Permitted-Cross-Domain-Policies"))
}
func Test_Filter(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
Filter: func(ctx *fiber.Ctx) bool {
return ctx.Path() == "/filter"
},
ReferrerPolicy: "no-referrer",
}))
app.Get("/", func(c *fiber.Ctx) error {
return c.SendString("Hello, World!")
})
app.Get("/filter", func(c *fiber.Ctx) error {
return c.SendString("Skipped!")
})
resp, err := app.Test(httptest.NewRequest("GET", "/", nil))
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, "no-referrer", resp.Header.Get(fiber.HeaderReferrerPolicy))
resp, err = app.Test(httptest.NewRequest("GET", "/filter", nil))
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, "", resp.Header.Get(fiber.HeaderReferrerPolicy))
}
func Test_ContentSecurityPolicy(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
ContentSecurityPolicy: "default-src 'none'",
}))
app.Get("/", func(c *fiber.Ctx) error {
return c.SendString("Hello, World!")
})
resp, err := app.Test(httptest.NewRequest("GET", "/", nil))
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, "default-src 'none'", resp.Header.Get(fiber.HeaderContentSecurityPolicy))
}
func Test_ContentSecurityPolicyReportOnly(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
ContentSecurityPolicy: "default-src 'none'",
CSPReportOnly: true,
}))
app.Get("/", func(c *fiber.Ctx) error {
return c.SendString("Hello, World!")
})
resp, err := app.Test(httptest.NewRequest("GET", "/", nil))
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, "default-src 'none'", resp.Header.Get(fiber.HeaderContentSecurityPolicyReportOnly))
utils.AssertEqual(t, "", resp.Header.Get(fiber.HeaderContentSecurityPolicy))
}
func Test_PermissionsPolicy(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
PermissionPolicy: "microphone=()",
}))
app.Get("/", func(c *fiber.Ctx) error {
return c.SendString("Hello, World!")
})
resp, err := app.Test(httptest.NewRequest("GET", "/", nil))
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, "microphone=()", resp.Header.Get(fiber.HeaderPermissionsPolicy))
}