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captcha_test.go
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captcha_test.go
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// Copyright 2011 Dmitry Chestnykh. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package captcha
import (
"bytes"
"testing"
)
func TestNew(t *testing.T) {
c := New()
if c == "" {
t.Errorf("expected id, got empty string")
}
}
func TestVerify(t *testing.T) {
id := New()
if Verify(id, []byte{0, 0}) {
t.Errorf("verified wrong captcha")
}
id = New()
d, max, _ := globalStore.Get(id, false) // cheating
if !Verify(id, d) {
t.Errorf("proper captcha not verified")
}
if max != DefaultMaxCheckCnt {
t.Errorf("最大验证次数不等于 %d", DefaultMaxCheckCnt)
}
}
func TestVerifyBind(t *testing.T) {
id := NewLenCheckCntBind(6, 5, "123")
if Verify(id, []byte{0, 0}) {
t.Errorf("verified wrong captcha")
}
id = New()
d, max, bind := globalStore.Get(id, false) // cheating
if !Verify(id, d, bind) {
t.Errorf("proper captcha not verified")
}
if max != DefaultMaxCheckCnt {
t.Errorf("最大验证次数不等于 %d", DefaultMaxCheckCnt)
}
}
func TestReload(t *testing.T) {
id := New()
d1, _, _ := globalStore.Get(id, false) // cheating
Reload(id)
d2, _, _ := globalStore.Get(id, false) // cheating again
if bytes.Equal(d1, d2) {
t.Errorf("reload didn't work: %v = %v", d1, d2)
}
}
func TestTryToReload(t *testing.T) {
id := NewLenCheckCnt(4, 1)
d1, _, _ := globalStore.Get(id, false) // cheating
TryToReload(id)
d2, _, _ := globalStore.Get(id, false) // cheating again
if !bytes.Equal(d1, d2) {
t.Errorf("reload didn't work: %v = %v", d1, d2)
}
ok := Verify(id, d1)
if !ok {
t.Error("Verify want: true act: false")
}
d2, _, _ = globalStore.Get(id, false)
if !bytes.Equal(d1, d2) {
t.Errorf("reload didn't work: %v = %v", d1, d2)
}
}
func TestRandomDigits(t *testing.T) {
d1 := RandomDigits(10)
for _, v := range d1 {
if v > 9 {
t.Errorf("digits not in range 0-9: %v", d1)
}
}
d2 := RandomDigits(10)
if bytes.Equal(d1, d2) {
t.Errorf("digits seem to be not random")
}
}
func Test_string2bytes(t *testing.T) {
dig := string2bytes("12345")
if bytes2string(dig) != "12345" {
t.Errorf("转换失败")
}
}