forked from OSchip/llvm-project
92 lines
3.4 KiB
Python
92 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 MultipleBreakpointTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
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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 simultaneous breakpoints in multiple threads."""
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self.buildDsym(dictionary=self.getBuildFlags())
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self.multiple_breakpoint_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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@dwarf_test
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def test_with_dwarf(self):
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"""Test simultaneous breakpoints in multiple threads."""
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self.buildDwarf(dictionary=self.getBuildFlags())
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self.multiple_breakpoint_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 multiple_breakpoint_test(self):
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"""Test simultaneous breakpoints in multiple threads."""
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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, 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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# The breakpoint may be hit in either thread 2 or thread 3.
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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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# Get the number of threads
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num_threads = process.GetNumThreads()
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# Make sure we see all three threads
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self.assertTrue(num_threads == 3, 'Number of expected threads and actual threads do not match.')
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# Get the thread objects
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thread1 = process.GetThreadAtIndex(0)
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thread2 = process.GetThreadAtIndex(1)
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thread3 = process.GetThreadAtIndex(2)
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# Make sure both threads are stopped
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self.assertTrue(thread1.IsStopped(), "Primary thread didn't stop during breakpoint")
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self.assertTrue(thread2.IsStopped(), "Secondary thread didn't stop during breakpoint")
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self.assertTrue(thread3.IsStopped(), "Tertiary thread didn't stop during breakpoint")
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# Delete the first breakpoint then continue
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self.runCmd("breakpoint delete 1")
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# Run to completion
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self.runCmd("continue")
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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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