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1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
2 # | 2 # |
3 # $Id: test_memory_leaks.py 1142 2011-10-05 18:45:49Z g.rodola $ | 3 # $Id: test_memory_leaks.py 1203 2011-10-24 19:10:36Z g.rodola $ |
4 # | 4 # |
5 # Copyright (c) 2009, Jay Loden, Giampaolo Rodola'. All rights reserved. | 5 # Copyright (c) 2009, Jay Loden, Giampaolo Rodola'. All rights reserved. |
6 # Use of this source code is governed by a BSD-style license that can be | 6 # Use of this source code is governed by a BSD-style license that can be |
7 # found in the LICENSE file. | 7 # found in the LICENSE file. |
8 | 8 |
9 """ | 9 """ |
10 A test script which attempts to detect memory leaks by calling C | 10 A test script which attempts to detect memory leaks by calling C |
11 functions many times and compare process memory usage before and | 11 functions many times and compare process memory usage before and |
12 after the calls. It might produce false positives. | 12 after the calls. It might produce false positives. |
13 """ | 13 """ |
14 | 14 |
15 import os | 15 import os |
16 import gc | 16 import gc |
17 import unittest | 17 import unittest |
18 import time | 18 import time |
19 | 19 |
20 import psutil | 20 import psutil |
21 from test_psutil import reap_children, skipUnless, skipIf, \ | 21 from test_psutil import reap_children, skipUnless, skipIf, \ |
22 POSIX, LINUX, WINDOWS, OSX, BSD, PY3 | 22 POSIX, LINUX, WINDOWS, OSX, BSD, PY3 |
23 | 23 |
24 LOOPS = 1000 | 24 LOOPS = 1000 |
25 TOLERANCE = 4096 | 25 TOLERANCE = 4096 |
26 | 26 |
27 if PY3: | 27 if PY3: |
28 xrange = range | 28 xrange = range |
| 29 try: |
| 30 callable |
| 31 except NameError: |
| 32 callable = lambda x: hasattr(x, '__call__') |
29 | 33 |
30 | 34 |
31 class Base(unittest.TestCase): | 35 class Base(unittest.TestCase): |
32 | 36 |
33 def execute(self, function, *args, **kwargs): | 37 def execute(self, function, *args, **kwargs): |
34 # step 1 | 38 # step 1 |
35 for x in xrange(LOOPS): | 39 for x in xrange(LOOPS): |
36 self.call(function, *args, **kwargs) | 40 self.call(function, *args, **kwargs) |
37 del x | 41 del x |
38 gc.collect() | 42 gc.collect() |
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134 self.execute('is_running') | 138 self.execute('is_running') |
135 | 139 |
136 @skipIf(WINDOWS) | 140 @skipIf(WINDOWS) |
137 def test_terminal(self): | 141 def test_terminal(self): |
138 self.execute('terminal') | 142 self.execute('terminal') |
139 | 143 |
140 @skipUnless(WINDOWS) | 144 @skipUnless(WINDOWS) |
141 def test_resume(self): | 145 def test_resume(self): |
142 self.execute('resume') | 146 self.execute('resume') |
143 | 147 |
144 @skipUnless(WINDOWS) | 148 @skipIf(not hasattr(psutil.Process, 'getcwd')) |
145 def test_getcwd(self): | 149 def test_getcwd(self): |
146 self.execute('getcwd') | 150 self.execute('getcwd') |
147 | 151 |
148 @skipUnless(WINDOWS or OSX) | |
149 def test_get_open_files(self): | 152 def test_get_open_files(self): |
150 self.execute('get_open_files') | 153 self.execute('get_open_files') |
151 | 154 |
152 @skipUnless(WINDOWS or OSX) | 155 # XXX - still using provisional lsof implementation |
| 156 @skipIf(BSD) |
153 def test_get_connections(self): | 157 def test_get_connections(self): |
154 self.execute('get_connections') | 158 self.execute('get_connections') |
155 | 159 |
156 | 160 |
157 class TestModuleFunctionsLeaks(Base): | 161 class TestModuleFunctionsLeaks(Base): |
158 """Test leaks of psutil module functions.""" | 162 """Test leaks of psutil module functions.""" |
159 | 163 |
160 def setUp(self): | 164 def setUp(self): |
161 gc.collect() | 165 gc.collect() |
162 | 166 |
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202 | 206 |
203 def test_main(): | 207 def test_main(): |
204 test_suite = unittest.TestSuite() | 208 test_suite = unittest.TestSuite() |
205 test_suite.addTest(unittest.makeSuite(TestProcessObjectLeaks)) | 209 test_suite.addTest(unittest.makeSuite(TestProcessObjectLeaks)) |
206 test_suite.addTest(unittest.makeSuite(TestModuleFunctionsLeaks)) | 210 test_suite.addTest(unittest.makeSuite(TestModuleFunctionsLeaks)) |
207 unittest.TextTestRunner(verbosity=2).run(test_suite) | 211 unittest.TextTestRunner(verbosity=2).run(test_suite) |
208 | 212 |
209 if __name__ == '__main__': | 213 if __name__ == '__main__': |
210 test_main() | 214 test_main() |
211 | 215 |
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