/
appdomain-unload.cs
290 lines (228 loc) · 5.89 KB
/
appdomain-unload.cs
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
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
using System;
using System.Threading;
using System.Reflection;
using System.Runtime.Remoting;
[Serializable]
public class Foo {
~Foo () {
Console.WriteLine ("FINALIZING IN DOMAIN " + AppDomain.CurrentDomain.FriendlyName + ": " + AppDomain.CurrentDomain.IsFinalizingForUnload ());
}
}
public class Bar : MarshalByRefObject {
public int test (int x) {
Console.WriteLine ("in " + Thread.GetDomain ().FriendlyName);
return x + 1;
}
}
[Serializable]
public class SlowFinalize {
~SlowFinalize () {
Console.WriteLine ("FINALIZE1.");
try {
Thread.Sleep (500);
}
catch (Exception ex) {
Console.WriteLine ("A: " + ex);
}
Console.WriteLine ("FINALIZE2.");
}
}
[Serializable]
public class AThread {
public AThread () {
new Thread (new ThreadStart (Run)).Start ();
}
public void Run () {
try {
while (true)
Thread.Sleep (100);
}
catch (ThreadAbortException ex) {
Console.WriteLine ("Thread aborted correctly.");
}
}
}
// A Thread which refuses to die
public class BThread : MarshalByRefObject {
bool stop;
public BThread () {
new Thread (new ThreadStart (Run)).Start ();
}
public void Stop () {
stop = true;
}
public void Run () {
try {
while (true)
Thread.Sleep (100);
}
catch (ThreadAbortException ex) {
while (!stop)
Thread.Sleep (100);
}
}
}
public class UnloadThread {
AppDomain domain;
public UnloadThread (AppDomain domain) {
this.domain = domain;
}
public void Run () {
Console.WriteLine ("UNLOAD1");
AppDomain.Unload (domain);
Console.WriteLine ("UNLOAD2");
}
}
class CrossDomainTester : MarshalByRefObject
{
}
public class Tests
{
public static int Main() {
return TestDriver.RunTests (typeof (Tests));
}
public static int test_0_unload () {
for (int i = 0; i < 10; ++i) {
AppDomain appDomain = AppDomain.CreateDomain("Test-unload" + i);
appDomain.CreateInstanceAndUnwrap (
typeof (CrossDomainTester).Assembly.FullName, "CrossDomainTester");
AppDomain.Unload(appDomain);
}
return 0;
}
public static int test_0_unload_default () {
try {
AppDomain.Unload (Thread.GetDomain ());
}
catch (CannotUnloadAppDomainException) {
return 0;
}
return 1;
}
public static int test_0_unload_after_unload () {
AppDomain domain = AppDomain.CreateDomain ("Test2");
AppDomain.Unload (domain);
try {
AppDomain.Unload (domain);
}
catch (Exception) {
return 0;
}
return 1;
}
public static int test_0_is_finalizing () {
AppDomain domain = AppDomain.CreateDomain ("Test-is-finalizing");
object o = domain.CreateInstanceFromAndUnwrap (typeof (Tests).Assembly.Location, "Foo");
if (domain.IsFinalizingForUnload ())
return 1;
AppDomain.Unload (domain);
return 0;
}
public static int test_0_unload_with_active_threads () {
AppDomain domain = AppDomain.CreateDomain ("Test3");
object o = domain.CreateInstanceFromAndUnwrap (typeof (Tests).Assembly.Location, "AThread");
Thread.Sleep (100);
AppDomain.Unload (domain);
return 0;
}
/* In recent mono versions, there is no unload timeout */
/*
public static int test_0_unload_with_active_threads_timeout () {
AppDomain domain = AppDomain.CreateDomain ("Test4");
BThread o = (BThread)domain.CreateInstanceFromAndUnwrap (typeof (Tests).Assembly.Location, "BThread");
Thread.Sleep (100);
try {
AppDomain.Unload (domain);
}
catch (Exception) {
// Try again
o.Stop ();
AppDomain.Unload (domain);
return 0;
}
return 1;
}
*/
static void Worker (object x) {
Thread.Sleep (100000);
}
public static void invoke_workers () {
for (int i = 0; i < 1; i ++)
ThreadPool.QueueUserWorkItem (Worker);
}
public static int test_0_unload_with_threadpool () {
AppDomain domain = AppDomain.CreateDomain ("test_0_unload_with_threadpool");
domain.DoCallBack (new CrossAppDomainDelegate (invoke_workers));
AppDomain.Unload (domain);
return 0;
}
/*
* This test is not very deterministic since the thread which enqueues
* the work item might or might not be inside the domain when the unload
* happens. So disable this for now.
*/
/*
public static void DoUnload (object state) {
AppDomain.Unload (AppDomain.CurrentDomain);
}
public static void Callback () {
Console.WriteLine (AppDomain.CurrentDomain);
WaitCallback unloadDomainCallback = new WaitCallback (DoUnload);
ThreadPool.QueueUserWorkItem (unloadDomainCallback);
}
public static int test_0_unload_inside_appdomain_async () {
AppDomain domain = AppDomain.CreateDomain ("Test3");
domain.DoCallBack (new CrossAppDomainDelegate (Callback));
return 0;
}
*/
public static void SyncCallback () {
AppDomain.Unload (AppDomain.CurrentDomain);
}
public static int test_0_unload_inside_appdomain_sync () {
AppDomain domain = AppDomain.CreateDomain ("Test3");
try {
domain.DoCallBack (new CrossAppDomainDelegate (SyncCallback));
}
catch (Exception ex) {
/* Should throw a ThreadAbortException */
Thread.ResetAbort ();
}
return 0;
}
public static int test_0_invoke_after_unload () {
AppDomain domain = AppDomain.CreateDomain ("DeadInvokeTest");
Bar bar = (Bar)domain.CreateInstanceAndUnwrap (typeof (Tests).Assembly.FullName, "Bar");
int x;
if (!RemotingServices.IsTransparentProxy(bar))
return 3;
AppDomain.Unload (domain);
try {
x = bar.test (123);
if (x == 124)
return 1;
return 2;
} catch (Exception e) {
return 0;
}
}
// FIXME: This does not work yet, because the thread is finalized too
// early
/*
public static int test_0_unload_during_unload () {
AppDomain domain = AppDomain.CreateDomain ("Test3");
object o = domain.CreateInstanceFromAndUnwrap (typeof (Tests).Assembly.Location, "SlowFinalize");
UnloadThread t = new UnloadThread (domain);
// Start unloading in a separate thread
new Thread (new ThreadStart (t.Run)).Start ();
Thread.Sleep (100);
try {
AppDomain.Unload (domain);
}
catch (Exception) {
Console.WriteLine ("OK");
}
return 0;
}
*/
}