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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
//
// AsyncVoidMethodBuilderTest.cs
//
// Authors:
// Marek Safar <marek.safar@gmail.com>
//
// Copyright (C) 2011 Xamarin, Inc (http://www.xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Threading;
using System.Threading.Tasks;
using NUnit.Framework;
using System.Runtime.CompilerServices;
using System.Runtime.ExceptionServices;
namespace MonoTests.System.Runtime.CompilerServices
{
[TestFixture]
public class AsyncVoidMethodBuilderTest
{
class MyContext : SynchronizationContext
{
public int Started;
public int Completed;
public int PostCounter;
public int SendCounter;
public override void OperationStarted ()
{
++Started;
base.OperationStarted ();
}
public override void OperationCompleted ()
{
++Completed;
base.OperationCompleted ();
}
public override void Post (SendOrPostCallback d, object state)
{
if (state is ExceptionDispatchInfo) {
++PostCounter;
}
}
public override void Send (SendOrPostCallback d, object state)
{
if (state is Exception) {
++SendCounter;
base.Send (d, state);
}
}
}
[Test]
public void SetResult ()
{
var awaiter = AsyncVoidMethodBuilder.Create ();
awaiter.SetResult ();
}
[Test]
public void SetException ()
{
var context = new MyContext ();
var old = SynchronizationContext.Current;
try {
SynchronizationContext.SetSynchronizationContext (context);
var awaiter = AsyncVoidMethodBuilder.Create ();
Assert.AreEqual (1, context.Started, "#1");
Assert.AreEqual (0, context.Completed, "#2");
Assert.AreEqual (0, context.SendCounter, "#3");
Assert.AreEqual (0, context.PostCounter, "#4");
awaiter.SetException (new ApplicationException ());
Assert.AreEqual (1, context.Started, "#5");
Assert.AreEqual (1, context.Completed, "#6");
Assert.AreEqual (0, context.SendCounter, "#7");
Assert.AreEqual (1, context.PostCounter, "#8");
awaiter.SetResult ();
Assert.AreEqual (1, context.Started, "#9");
Assert.AreEqual (2, context.Completed, "#10");
Assert.AreEqual (0, context.SendCounter, "#11");
Assert.AreEqual (1, context.PostCounter, "#12");
} finally {
SynchronizationContext.SetSynchronizationContext (old);
}
}
}
}
|
