93 lines
3.4 KiB
Python
93 lines
3.4 KiB
Python
"""
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Test number of threads.
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"""
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import os, time
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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 BreakpointAfterJoinTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@skipUnlessDarwin
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@expectedFailureDarwin("llvm.org/pr15824") # thread states not properly maintained
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@dsym_test
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def test_with_dsym(self):
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"""Test breakpoint handling after a thread join."""
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self.buildDsym(dictionary=self.getBuildFlags())
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self.breakpoint_after_join_test()
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@expectedFailureDarwin("llvm.org/pr15824") # thread states not properly maintained
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@expectedFailureFreeBSD("llvm.org/pr18190") # thread states not properly maintained
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@expectedFailureLinux("llvm.org/pr15824") # thread states not properly maintained
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@dwarf_test
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def test_with_dwarf(self):
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"""Test breakpoint handling after a thread join."""
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self.buildDwarf(dictionary=self.getBuildFlags())
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self.breakpoint_after_join_test()
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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# Find the line number for our breakpoint.
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self.breakpoint = line_number('main.cpp', '// Set breakpoint here')
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def breakpoint_after_join_test(self):
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"""Test breakpoint handling after a thread join."""
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# This should create a breakpoint in the main thread.
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lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.breakpoint, num_expected_locations=1)
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# The breakpoint list should show 1 location.
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self.expect("breakpoint list -f", "Breakpoint location shown correctly",
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substrs = ["1: file = 'main.cpp', line = %d, exact_match = 0, locations = 1" % self.breakpoint])
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# Run the program.
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self.runCmd("run", RUN_SUCCEEDED)
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# The stop reason of the thread should be breakpoint.
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self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
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substrs = ['stopped',
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'stop reason = breakpoint'])
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# Get the target process
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target = self.dbg.GetSelectedTarget()
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process = target.GetProcess()
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# The exit probably occured during breakpoint handling, but it isn't
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# guaranteed. The main thing we're testing here is that the debugger
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# handles this cleanly is some way.
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# Get the number of threads
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num_threads = process.GetNumThreads()
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# Make sure we see at least six threads
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self.assertTrue(num_threads >= 6, 'Number of expected threads and actual threads do not match.')
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# Make sure all threads are stopped
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for i in range(0, num_threads):
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self.assertTrue(process.GetThreadAtIndex(i).IsStopped(),
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"Thread {0} didn't stop during breakpoint.".format(i))
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# Run to completion
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self.runCmd("continue")
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# If the process hasn't exited, collect some information
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if process.GetState() != lldb.eStateExited:
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self.runCmd("thread list")
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self.runCmd("process status")
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# At this point, the inferior process should have exited.
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self.assertTrue(process.GetState() == lldb.eStateExited, PROCESS_EXITED)
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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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