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79 lines
3.2 KiB
Python
79 lines
3.2 KiB
Python
"""
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Test whether a process started by lldb has no extra file descriptors open.
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"""
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from __future__ import print_function
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import os
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import lldb
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from lldbsuite.test.lldbtest import *
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import lldbsuite.test.lldbutil as lldbutil
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def python_leaky_fd_version(test):
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import sys
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# Python random module leaks file descriptors on some versions.
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return sys.version_info >= (2, 7, 8) and sys.version_info < (2, 7, 10)
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class AvoidsFdLeakTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@expectedFailure(python_leaky_fd_version, "bugs.freebsd.org/197376")
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@expectedFailureFreeBSD("llvm.org/pr25624 still failing with Python 2.7.10")
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@skipIfWindows # The check for descriptor leakage needs to be implemented differently here.
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@skipIfTargetAndroid() # Android have some other file descriptors open by the shell
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def test_fd_leak_basic (self):
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self.do_test([])
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@expectedFailure(python_leaky_fd_version, "bugs.freebsd.org/197376")
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@expectedFailureFreeBSD("llvm.org/pr25624 still failing with Python 2.7.10")
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@skipIfWindows # The check for descriptor leakage needs to be implemented differently here.
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@skipIfTargetAndroid() # Android have some other file descriptors open by the shell
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def test_fd_leak_log (self):
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self.do_test(["log enable -f '/dev/null' lldb commands"])
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def do_test (self, commands):
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self.build()
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exe = os.path.join (os.getcwd(), "a.out")
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for c in commands:
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self.runCmd(c)
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target = self.dbg.CreateTarget(exe)
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process = target.LaunchSimple (None, None, self.get_process_working_directory())
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self.assertTrue(process, PROCESS_IS_VALID)
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self.assertTrue(process.GetState() == lldb.eStateExited, "Process should have exited.")
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self.assertTrue(process.GetExitStatus() == 0,
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"Process returned non-zero status. Were incorrect file descriptors passed?")
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@expectedFailure(python_leaky_fd_version, "bugs.freebsd.org/197376")
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@expectedFailureFreeBSD("llvm.org/pr25624 still failing with Python 2.7.10")
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@expectedFlakeyLinux
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@skipIfWindows # The check for descriptor leakage needs to be implemented differently here.
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@skipIfTargetAndroid() # Android have some other file descriptors open by the shell
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def test_fd_leak_multitarget (self):
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self.build()
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exe = os.path.join (os.getcwd(), "a.out")
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target = self.dbg.CreateTarget(exe)
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breakpoint = target.BreakpointCreateBySourceRegex ('Set breakpoint here', lldb.SBFileSpec ("main.c", False))
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self.assertTrue(breakpoint, VALID_BREAKPOINT)
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process1 = target.LaunchSimple (None, None, self.get_process_working_directory())
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self.assertTrue(process1, PROCESS_IS_VALID)
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self.assertTrue(process1.GetState() == lldb.eStateStopped, "Process should have been stopped.")
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target2 = self.dbg.CreateTarget(exe)
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process2 = target2.LaunchSimple (None, None, self.get_process_working_directory())
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self.assertTrue(process2, PROCESS_IS_VALID)
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self.assertTrue(process2.GetState() == lldb.eStateExited, "Process should have exited.")
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self.assertTrue(process2.GetExitStatus() == 0,
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"Process returned non-zero status. Were incorrect file descriptors passed?")
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