package controller

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

	"github.com/gin-gonic/gin"
)

func TestValidateRegex(t *testing.T) {
	gin.SetMode(gin.TestMode)
	router := gin.New()
	NewSettingController(router.Group("/panel/api"))

	tests := []struct {
		name    string
		body    string
		success bool
	}{
		{name: "Go RE2 inline flag", body: `{"regex":"(?m)^general-purpose$"}`, success: true},
		{name: "invalid expression", body: `{"regex":"["}`, success: false},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			req := httptest.NewRequest(http.MethodPost, "/panel/api/setting/validateRegex", strings.NewReader(tt.body))
			req.Header.Set("Content-Type", "application/json")
			resp := httptest.NewRecorder()

			router.ServeHTTP(resp, req)

			if resp.Code != http.StatusOK {
				t.Fatalf("status = %d, want 200; body=%s", resp.Code, resp.Body.String())
			}
			needle := `"success":true`
			if !tt.success {
				needle = `"success":false`
			}
			if !strings.Contains(resp.Body.String(), needle) {
				t.Fatalf("body = %s, want %s", resp.Body.String(), needle)
			}
		})
	}
}