1// Copyright 2011 Dmitry Chestnykh. All rights reserved.
 2// Use of this source code is governed by a MIT-style
 3// license that can be found in the LICENSE file.
 4
 5package captcha
 6
 7import (
 8	"bytes"
 9	"testing"
10)
11
12func TestNew(t *testing.T) {
13	c := New()
14	if c == "" {
15		t.Errorf("expected id, got empty string")
16	}
17}
18
19func TestVerify(t *testing.T) {
20	id := New()
21	if Verify(id, []byte{0, 0}) {
22		t.Errorf("verified wrong captcha")
23	}
24	id = New()
25	d := globalStore.Get(id, false) // cheating
26	if !Verify(id, d) {
27		t.Errorf("proper captcha not verified")
28	}
29}
30
31func TestReload(t *testing.T) {
32	id := New()
33	d1 := globalStore.Get(id, false) // cheating
34	Reload(id)
35	d2 := globalStore.Get(id, false) // cheating again
36	if bytes.Equal(d1, d2) {
37		t.Errorf("reload didn't work: %v = %v", d1, d2)
38	}
39}
40
41func TestRandomDigits(t *testing.T) {
42	d1 := RandomDigits(10)
43	for _, v := range d1 {
44		if v > 9 {
45			t.Errorf("digits not in range 0-9: %v", d1)
46		}
47	}
48	d2 := RandomDigits(10)
49	if bytes.Equal(d1, d2) {
50		t.Errorf("digits seem to be not random")
51	}
52}