package middleware

import (
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/gin-gonic/gin"
	"github.com/stretchr/testify/assert"
)

func TestSecurityHeaders_Default(t *testing.T) {
	gin.SetMode(gin.TestMode)
	r := gin.New()
	r.Use(SecurityHeaders(SecurityHeadersConfig{}))
	r.GET("/test", func(c *gin.Context) {
		c.JSON(200, gin.H{"ok": true})
	})

	w := httptest.NewRecorder()
	req := httptest.NewRequest(http.MethodGet, "/test", nil)
	r.ServeHTTP(w, req)
	assert.Equal(t, 200, w.Code)
}

func TestSecurityHeaders_WithHSTS(t *testing.T) {
	gin.SetMode(gin.TestMode)
	r := gin.New()
	r.Use(SecurityHeaders(SecurityHeadersConfig{
		HSTSMaxAge:            31536000,
		HSTSIncludeSubDomains: true,
		HSTSPreload:           true,
	}))
	r.GET("/test", func(c *gin.Context) {
		c.JSON(200, gin.H{"ok": true})
	})

	w := httptest.NewRecorder()
	req := httptest.NewRequest(http.MethodGet, "/test", nil)
	r.ServeHTTP(w, req)
	assert.Equal(t, 200, w.Code)
}

func TestSecurityHeaders_WithCSP(t *testing.T) {
	gin.SetMode(gin.TestMode)
	r := gin.New()
	r.Use(SecurityHeaders(SecurityHeadersConfig{
		CSPDirectives:  "default-src 'self'",
		ReferrerPolicy: "strict-origin-when-cross-origin",
	}))
	r.GET("/test", func(c *gin.Context) {
		c.JSON(200, gin.H{"ok": true})
	})

	w := httptest.NewRecorder()
	req := httptest.NewRequest(http.MethodGet, "/test", nil)
	r.ServeHTTP(w, req)
	assert.Equal(t, 200, w.Code)
}