blob: 85e4aae41580cada23a3574edf7c3b207b196239 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
// Copyright 2014 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <atomic>
#include <thread>
#include <gtest/gtest.h>
#include "Common/BlockingLoop.h"
TEST(BlockingLoop, MultiThreaded)
{
Common::BlockingLoop loop;
std::atomic signaled_a(0);
std::atomic received_a(0);
std::atomic signaled_b(0);
std::atomic received_b(0);
for (int i = 0; i < 100; i++)
{
// Invalidate the current state.
received_a.store(signaled_a.load() + 1);
received_b.store(signaled_b.load() + 123);
// Must not block as the loop is stopped.
loop.Wait();
std::thread loop_thread([&] {
loop.Run([&] {
received_a.store(signaled_a.load());
received_b.store(signaled_b.load());
});
});
// Now Wait must block.
loop.Prepare();
// The payload must run at least once on startup.
loop.Wait();
EXPECT_EQ(signaled_a.load(), received_a.load());
EXPECT_EQ(signaled_b.load(), received_b.load());
std::thread run_a_thread([&] {
for (int j = 0; j < 100; j++)
{
for (int k = 0; k < 100; k++)
{
signaled_a++;
loop.Wakeup();
}
loop.Wait();
EXPECT_EQ(signaled_a.load(), received_a.load());
}
});
std::thread run_b_thread([&] {
for (int j = 0; j < 100; j++)
{
for (int k = 0; k < 100; k++)
{
signaled_b++;
loop.Wakeup();
}
loop.Wait();
EXPECT_EQ(signaled_b.load(), received_b.load());
}
});
run_a_thread.join();
run_b_thread.join();
loop.Stop();
// Must not block
loop.Wait();
loop_thread.join();
}
}
|
