1/*
 2
 3	This Source Code Form is subject to the terms of the Mozilla Public
 4	License, v. 2.0. If a copy of the MPL was not distributed with this file,
 5	You can obtain one at http://mozilla.org/MPL/2.0/.
 6
 7	Copyright (c) 2013, Armon Dadgar armon.dadgar@gmail.com
 8	Copyright (c) 2013, Mitchell Hashimoto mitchell.hashimoto@gmail.com
 9
10	Alternatively, the contents of this file may be used under the terms
11	of the GNU General Public License Version 3 or later, as described below:
12
13	This file is free software: you may copy, redistribute and/or modify
14	it under the terms of the GNU General Public License as published by the
15	Free Software Foundation, either version 3 of the License, or (at your
16	option) any later version.
17
18	This file is distributed in the hope that it will be useful, but
19	WITHOUT ANY WARRANTY; without even the implied warranty of
20	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
21	Public License for more details.
22
23	You should have received a copy of the GNU General Public License
24	along with this program. If not, see http://www.gnu.org/licenses/.
25
26*/
27
28package util
29
30import (
31	"testing"
32)
33
34func TestLamportClock(t *testing.T) {
35	l := &LamportClock{}
36
37	if l.Time() != 0 {
38		t.Fatalf("bad time value")
39	}
40
41	if l.Increment() != 1 {
42		t.Fatalf("bad time value")
43	}
44
45	if l.Time() != 1 {
46		t.Fatalf("bad time value")
47	}
48
49	l.Witness(41)
50
51	if l.Time() != 42 {
52		t.Fatalf("bad time value")
53	}
54
55	l.Witness(41)
56
57	if l.Time() != 42 {
58		t.Fatalf("bad time value")
59	}
60
61	l.Witness(30)
62
63	if l.Time() != 42 {
64		t.Fatalf("bad time value")
65	}
66}