package utl

import (
	"encoding/base64"
	"io/ioutil"
	"testing"
)

func TestCatpcha(t *testing.T) {
	c := NewDigitCatpcha(6)
	id, b64, err := c.Gen()
	if err != nil {
		t.Fatal(err)
	}
	data, err := base64.StdEncoding.DecodeString(b64[22:])
	if err != nil {
		t.Fatal(err)
	}
	err = ioutil.WriteFile("./a.png", data, 0644)
	if err != nil {
		t.Fatal(err)
	}

	AssertFalse(c.Verify(id, "12345"), "should not equal", t)
}