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GeezerVison is showing github.com — pythonnet/tests/leaktest.py at master · pythonnet/pythonnet Expand file tree/ Copy pathleaktest.pyMore file actions 332 lines (266 loc) · 9.4 KB / Copy pathleaktest.pyFile metadata and controls332 lines (266 loc) · 9.4 KB 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 #!/usr/bin/env python # -*- coding: utf-8 -*- # FIXME: TypeError: 'EventBinding' object is not callable from __future__ import print_function import clr import gc import sys import System from .utils import (CallableHandler, ClassMethodHandler, GenericHandler, HelloClass, StaticMethodHandler, VarCallableHandler, VariableArgsHandler, hello_func) class LeakTest(object): """A leak-check test for the objects implemented in the managed runtime. For each kind of object tested, memory should reach a particular level after warming up and stay essentially the same, net of minor fluctuation induced by GC.""" def __init__(self): self.count = 50000 self.quiet = 0 self._ws = 0 def notify(self, msg): if not self.quiet: print(msg) def start_test(self): System.GC.Collect(System.GC.MaxGeneration) gc.collect() self._ws = System.Environment.WorkingSet def end_test(self): start = self._ws System.GC.Collect(System.GC.MaxGeneration) gc.collect() end = System.Environment.WorkingSet diff = end - start if diff > 0: diff = '+{0}'.format(diff) else: diff = '{0}'.format(diff) print(" start: {0} end: {1} diff: {2}".format(start, end, diff)) print("") def run(self): self.testModules() self.testClasses() self.testEnumerations() self.testEvents() self.testDelegates() def report(self): gc.collect() dicttype = type({}) for item in gc.get_objects(): if type(item) != dicttype: print(item, sys.getrefcount(item)) def test_modules(self): self.notify("Running module leak check...") for i in range(self.count): if i == 10: self.start_test() __import__('clr') __import__('System') __import__('System.IO') __import__('System.Net') __import__('System.Xml') self.end_test() def test_classes(self): from System.Collections import Hashtable from Python.Test import StringDelegate self.notify("Running class leak check...") for i in range(self.count): if i == 10: self.start_test() # Reference type x = Hashtable() del x # Value type x = System.Int32(99) del x # Delegate type x = StringDelegate(hello_func) del x self.end_test() def test_enumerations(self): import Python.Test as Test self.notify("Running enum leak check...") for i in range(self.count): if i == 10: self.start_test() x = Test.ByteEnum.Zero del x x = Test.SByteEnum.Zero del x x = Test.ShortEnum.Zero del x x = Test.UShortEnum.Zero del x x = Test.IntEnum.Zero del x x = Test.UIntEnum.Zero del x x = Test.LongEnum.Zero del x x = Test.ULongEnum.Zero del x self.end_test() def test_events(self): from Python.Test import EventTest, EventArgsTest self.notify("Running event leak check...") for i in range(self.count): if i == 10: self.start_test() testob = EventTest() # Instance method event handler handler = GenericHandler() testob.PublicEvent += handler.handler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= handler.handler del handler # Vararg method event handler handler = VariableArgsHandler() testob.PublicEvent += handler.handler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= handler.handler del handler # Callable object event handler handler = CallableHandler() testob.PublicEvent += handler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= handler del handler # Callable vararg event handler handler = VarCallableHandler() testob.PublicEvent += handler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= handler del handler # Static method event handler handler = StaticMethodHandler() StaticMethodHandler.value = None testob.PublicEvent += handler.handler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= handler.handler del handler # Class method event handler handler = ClassMethodHandler() ClassMethodHandler.value = None testob.PublicEvent += handler.handler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= handler.handler del handler # Managed instance event handler testob.PublicEvent += testob.GenericHandler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= testob.GenericHandler # Static managed event handler testob.PublicEvent += EventTest.StaticHandler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= EventTest.StaticHandler # Function event handler dict_ = {'value': None} def handler(sender, args, dict_=dict_): dict_['value'] = args.value testob.PublicEvent += handler testob.PublicEvent(testob, EventArgsTest(10)) testob.PublicEvent -= handler del handler self.end_test() def test_delegates(self): from Python.Test import DelegateTest, StringDelegate self.notify("Running delegate leak check...") for i in range(self.count): if i == 10: self.start_test() # Delegate from function testob = DelegateTest() d = StringDelegate(hello_func) testob.CallStringDelegate(d) testob.stringDelegate = d testob.stringDelegate() testob.stringDelegate = None del testob del d # Delegate from instance method inst = HelloClass() testob = DelegateTest() d = StringDelegate(inst.hello) testob.CallStringDelegate(d) testob.stringDelegate = d testob.stringDelegate() testob.stringDelegate = None del testob del inst del d # Delegate from static method testob = DelegateTest() d = StringDelegate(HelloClass.s_hello) testob.CallStringDelegate(d) testob.stringDelegate = d testob.stringDelegate() testob.stringDelegate = None del testob del d # Delegate from class method testob = DelegateTest() d = StringDelegate(HelloClass.c_hello) testob.CallStringDelegate(d) testob.stringDelegate = d testob.stringDelegate() testob.stringDelegate = None del testob del d # Delegate from callable object inst = HelloClass() testob = DelegateTest() d = StringDelegate(inst) testob.CallStringDelegate(d) testob.stringDelegate = d testob.stringDelegate() testob.stringDelegate = None del testob del inst del d # Delegate from managed instance method testob = DelegateTest() d = StringDelegate(testob.SayHello) testob.CallStringDelegate(d) testob.stringDelegate = d testob.stringDelegate() testob.stringDelegate = None del testob del d # Delegate from managed static method testob = DelegateTest() d = StringDelegate(DelegateTest.StaticSayHello) testob.CallStringDelegate(d) testob.stringDelegate = d testob.stringDelegate() testob.stringDelegate = None del testob del d # Nested delegates testob = DelegateTest() d1 = StringDelegate(hello_func) d2 = StringDelegate(d1) testob.CallStringDelegate(d2) testob.stringDelegate = d2 testob.stringDelegate() testob.stringDelegate = None del testob del d1 del d2 # Multicast delegates testob = DelegateTest() d1 = StringDelegate(hello_func) d2 = StringDelegate(hello_func) md = System.Delegate.Combine(d1, d2) testob.CallStringDelegate(md) testob.stringDelegate = md testob.stringDelegate() testob.stringDelegate = None del testob del d1 del d2 del md self.end_test() if __name__ == '__main__': test = LeakTest() test.run() test.report() |
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