package middleware

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

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

func TestCCPA_NoHeader(t *testing.T) {
	gin.SetMode(gin.TestMode)
	router := gin.New()
	router.Use(CCPA())
	router.GET("/test", func(c *gin.Context) {
		val, ok := c.Get(CCPAContextKey)
		assert.False(t, ok)
		assert.Nil(t, val)
		c.Status(http.StatusOK)
	})

	req := httptest.NewRequest("GET", "/test", nil)
	w := httptest.NewRecorder()
	router.ServeHTTP(w, req)

	assert.Equal(t, http.StatusOK, w.Code)
	assert.Empty(t, w.Header().Get("GPC"))
}

func TestCCPA_SecGPCHeader(t *testing.T) {
	gin.SetMode(gin.TestMode)
	router := gin.New()
	router.Use(CCPA())
	router.GET("/test", func(c *gin.Context) {
		val, ok := c.Get(CCPAContextKey)
		assert.True(t, ok)
		assert.True(t, val.(bool))
		c.Status(http.StatusOK)
	})

	req := httptest.NewRequest("GET", "/test", nil)
	req.Header.Set("Sec-GPC", "1")
	w := httptest.NewRecorder()
	router.ServeHTTP(w, req)

	assert.Equal(t, http.StatusOK, w.Code)
	assert.Equal(t, "1", w.Header().Get("GPC"))
}