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- // Copyright (C) 2014 The Syncthing Authors.
- //
- // This Source Code Form is subject to the terms of the Mozilla Public
- // License, v. 2.0. If a copy of the MPL was not distributed with this file,
- // You can obtain one at https://mozilla.org/MPL/2.0/.
- package rand
- import "testing"
- func TestRandomString(t *testing.T) {
- for _, l := range []int{0, 1, 2, 3, 4, 8, 42} {
- s := String(l)
- if len(s) != l {
- t.Errorf("Incorrect length %d != %d", len(s), l)
- }
- }
- strings := make([]string, 1000)
- for i := range strings {
- strings[i] = String(8)
- for j := range strings {
- if i == j {
- continue
- }
- if strings[i] == strings[j] {
- t.Errorf("Repeated random string %q", strings[i])
- }
- }
- }
- }
- func TestRandomUint64(t *testing.T) {
- ints := make([]uint64, 1000)
- for i := range ints {
- ints[i] = Uint64()
- for j := range ints {
- if i == j {
- continue
- }
- if ints[i] == ints[j] {
- t.Errorf("Repeated random int64 %d", ints[i])
- }
- }
- }
- }
- func BenchmarkString(b *testing.B) {
- b.ReportAllocs()
- for i := 0; i < b.N; i++ {
- String(32)
- }
- }
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