From b91df4af236b6198835c36b4b256183f853e1d26 Mon Sep 17 00:00:00 2001 From: practicalswift Date: Mon, 2 Nov 2015 23:19:38 +0100 Subject: [PATCH] Test case for issue #236 (potential memory leak) --- tests/regress/potential_memory_leak.py | 29 ++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100755 tests/regress/potential_memory_leak.py diff --git a/tests/regress/potential_memory_leak.py b/tests/regress/potential_memory_leak.py new file mode 100755 index 00000000..46caa6d3 --- /dev/null +++ b/tests/regress/potential_memory_leak.py @@ -0,0 +1,29 @@ +#!/usr/bin/env python + +import platform +import resource + +from unicorn import * + +import regress + +class MemoryLeak(regress.RegressTest): + def test(self): + if platform.system() == "Darwin": + rusage_multiplier = 1 + elif platform.system() == "Linux": + rusage_multiplier = 1024 + else: + # resource.getrusage(...) is platform dependent. Only tested under Mac and Linux. + return + max_rss_before = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss * rusage_multiplier + for i in xrange(10000): + mu = Uc(UC_ARCH_X86, UC_MODE_64) + mu.mem_map(0, 4096) + mu.emu_start(0, 0) + max_rss_after = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss * rusage_multiplier + rss_increase_per_iteration = (max_rss_after - max_rss_before) / i + self.assertLess(rss_increase_per_iteration, 8000) + +if __name__ == '__main__': + regress.main()