forked from OSchip/llvm-project
68 lines
2.4 KiB
Python
68 lines
2.4 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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import os
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import unittest2
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import lldb
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from lldbtest import *
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import lldbutil
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class AvoidsFdLeakTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@skipIfWindows # The check for descriptor leakage needs to be implemented differently here.
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def test_fd_leak_basic (self):
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self.do_test([])
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@skipIfWindows # The check for descriptor leakage needs to be implemented differently here.
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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.buildDefault()
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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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@skipIfWindows # The check for descriptor leakage needs to be implemented differently here.
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def test_fd_leak_multitarget (self):
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self.buildDefault()
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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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listener = lldb.SBListener()
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error = lldb.SBError()
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process1 = target.Launch (listener, None, None, None, None, None,
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self.get_process_working_directory(), 0, True, # stop at entry
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error)
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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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if __name__ == '__main__':
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import atexit
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lldb.SBDebugger.Initialize()
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atexit.register(lambda: lldb.SBDebugger.Terminate())
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unittest2.main()
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