1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "base/barrier_closure.h"
6
7 #include "base/bind.h"
8 #include "testing/gtest/include/gtest/gtest.h"
9
10 namespace {
11
Increment(int * count)12 void Increment(int* count) { (*count)++; }
13
TEST(BarrierClosureTest,RunImmediatelyForZeroClosures)14 TEST(BarrierClosureTest, RunImmediatelyForZeroClosures) {
15 int count = 0;
16 base::Closure doneClosure(base::Bind(&Increment, base::Unretained(&count)));
17
18 base::Closure barrierClosure = base::BarrierClosure(0, doneClosure);
19 EXPECT_EQ(1, count);
20 }
21
TEST(BarrierClosureTest,RunAfterNumClosures)22 TEST(BarrierClosureTest, RunAfterNumClosures) {
23 int count = 0;
24 base::Closure doneClosure(base::Bind(&Increment, base::Unretained(&count)));
25
26 base::Closure barrierClosure = base::BarrierClosure(2, doneClosure);
27 EXPECT_EQ(0, count);
28
29 barrierClosure.Run();
30 EXPECT_EQ(0, count);
31
32 barrierClosure.Run();
33 EXPECT_EQ(1, count);
34 }
35
36 } // namespace
37