196 lines
7.9 KiB
Python
196 lines
7.9 KiB
Python
"""
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Test that the Python operating system plugin works correctly
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"""
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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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class PluginPythonOSPlugin(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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NO_DEBUG_INFO_TESTCASE = True
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def test_python_os_plugin(self):
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"""Test that the Python operating system plugin works correctly"""
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self.build()
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self.run_python_os_funcionality()
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def run_python_os_step(self):
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"""Test that the Python operating system plugin works correctly when single stepping a virtual thread"""
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self.build()
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self.run_python_os_step()
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def verify_os_thread_registers(self, thread):
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frame = thread.GetFrameAtIndex(0)
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registers = frame.GetRegisters().GetValueAtIndex(0)
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reg_value = thread.GetThreadID() + 1
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for reg in registers:
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self.assertTrue(
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reg.GetValueAsUnsigned() == reg_value,
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"Verify the registers contains the correct value")
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reg_value = reg_value + 1
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def run_python_os_funcionality(self):
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"""Test that the Python operating system plugin works correctly"""
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# Set debugger into synchronous mode
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self.dbg.SetAsync(False)
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# Create a target by the debugger.
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exe = self.getBuildArtifact("a.out")
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python_os_plugin_path = os.path.join(self.getSourceDir(),
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"operating_system.py")
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target = self.dbg.CreateTarget(exe)
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self.assertTrue(target, VALID_TARGET)
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# Set breakpoints inside and outside methods that take pointers to the
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# containing struct.
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lldbutil.run_break_set_by_source_regexp(self, "// Set breakpoint here")
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# Register our shared libraries for remote targets so they get
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# automatically uploaded
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arguments = None
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environment = None
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# Now launch the process, and do not stop at entry point.
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process = target.LaunchSimple(
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arguments, environment, self.get_process_working_directory())
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self.assertTrue(process, PROCESS_IS_VALID)
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# Make sure there are no OS plug-in created thread when we first stop
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# at our breakpoint in main
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thread = process.GetThreadByID(0x111111111)
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self.assertFalse(
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thread.IsValid(),
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"Make sure there is no thread 0x111111111 before we load the python OS plug-in")
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thread = process.GetThreadByID(0x222222222)
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self.assertFalse(
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thread.IsValid(),
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"Make sure there is no thread 0x222222222 before we load the python OS plug-in")
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thread = process.GetThreadByID(0x333333333)
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self.assertFalse(
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thread.IsValid(),
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"Make sure there is no thread 0x333333333 before we load the python OS plug-in")
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# Now load the python OS plug-in which should update the thread list and we should have
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# OS plug-in created threads with the IDs: 0x111111111, 0x222222222,
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# 0x333333333
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command = "settings set target.process.python-os-plugin-path '%s'" % python_os_plugin_path
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self.dbg.HandleCommand(command)
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# Verify our OS plug-in threads showed up
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thread = process.GetThreadByID(0x111111111)
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self.assertTrue(
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thread.IsValid(),
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"Make sure there is a thread 0x111111111 after we load the python OS plug-in")
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self.verify_os_thread_registers(thread)
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thread = process.GetThreadByID(0x222222222)
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self.assertTrue(
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thread.IsValid(),
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"Make sure there is a thread 0x222222222 after we load the python OS plug-in")
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self.verify_os_thread_registers(thread)
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thread = process.GetThreadByID(0x333333333)
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self.assertTrue(
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thread.IsValid(),
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"Make sure there is a thread 0x333333333 after we load the python OS plug-in")
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self.verify_os_thread_registers(thread)
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# Now clear the OS plug-in path to make the OS plug-in created threads
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# disappear
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self.dbg.HandleCommand(
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"settings clear target.process.python-os-plugin-path")
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# Verify the threads are gone after unloading the python OS plug-in
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thread = process.GetThreadByID(0x111111111)
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self.assertFalse(
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thread.IsValid(),
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"Make sure there is no thread 0x111111111 after we unload the python OS plug-in")
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thread = process.GetThreadByID(0x222222222)
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self.assertFalse(
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thread.IsValid(),
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"Make sure there is no thread 0x222222222 after we unload the python OS plug-in")
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thread = process.GetThreadByID(0x333333333)
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self.assertFalse(
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thread.IsValid(),
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"Make sure there is no thread 0x333333333 after we unload the python OS plug-in")
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def run_python_os_step(self):
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"""Test that the Python operating system plugin works correctly and allows single stepping of a virtual thread that is backed by a real thread"""
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# Set debugger into synchronous mode
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self.dbg.SetAsync(False)
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# Create a target by the debugger.
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exe = self.getBuildArtifact("a.out")
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python_os_plugin_path = os.path.join(self.getSourceDir(),
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"operating_system2.py")
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target = self.dbg.CreateTarget(exe)
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self.assertTrue(target, VALID_TARGET)
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# Set breakpoints inside and outside methods that take pointers to the
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# containing struct.
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lldbutil.run_break_set_by_source_regexp(self, "// Set breakpoint here")
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# Register our shared libraries for remote targets so they get
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# automatically uploaded
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arguments = None
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environment = None
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# Now launch the process, and do not stop at entry point.
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process = target.LaunchSimple(
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arguments, environment, self.get_process_working_directory())
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self.assertTrue(process, PROCESS_IS_VALID)
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# Make sure there are no OS plug-in created thread when we first stop
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# at our breakpoint in main
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thread = process.GetThreadByID(0x111111111)
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self.assertFalse(
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thread.IsValid(),
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"Make sure there is no thread 0x111111111 before we load the python OS plug-in")
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# Now load the python OS plug-in which should update the thread list and we should have
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# OS plug-in created threads with the IDs: 0x111111111, 0x222222222,
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# 0x333333333
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command = "settings set target.process.python-os-plugin-path '%s'" % python_os_plugin_path
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self.dbg.HandleCommand(command)
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# Verify our OS plug-in threads showed up
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thread = process.GetThreadByID(0x111111111)
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self.assertTrue(
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thread.IsValid(),
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"Make sure there is a thread 0x111111111 after we load the python OS plug-in")
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frame = thread.GetFrameAtIndex(0)
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self.assertTrue(
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frame.IsValid(),
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"Make sure we get a frame from thread 0x111111111")
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line_entry = frame.GetLineEntry()
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self.assertTrue(
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line_entry.GetFileSpec().GetFilename() == 'main.c',
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"Make sure we stopped on line 5 in main.c")
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self.assertTrue(
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line_entry.GetLine() == 5,
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"Make sure we stopped on line 5 in main.c")
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# Now single step thread 0x111111111 and make sure it does what we need
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# it to
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thread.StepOver()
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frame = thread.GetFrameAtIndex(0)
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self.assertTrue(
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frame.IsValid(),
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"Make sure we get a frame from thread 0x111111111")
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line_entry = frame.GetLineEntry()
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self.assertTrue(
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line_entry.GetFileSpec().GetFilename() == 'main.c',
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"Make sure we stepped from line 5 to line 6 in main.c")
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self.assertEquals(line_entry.GetLine(), 6,
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"Make sure we stepped from line 5 to line 6 in main.c")
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