artulab.com Git - openbsd/blob

   1 """
   2 Test number of threads.
   3 """
   4
   5
   6
   7 import lldb
   8 from lldbsuite.test.decorators import *
   9 from lldbsuite.test.lldbtest import *
  10 from lldbsuite.test import lldbutil
  11
  12
  13 class ExitDuringBreakpointTestCase(TestBase):
  14
  15     mydir = TestBase.compute_mydir(__file__)
  16
  17     def setUp(self):
  18         # Call super's setUp().
  19         TestBase.setUp(self)
  20         # Find the line number for our breakpoint.
  21         self.breakpoint = line_number('main.cpp', '// Set breakpoint here')
  22
  23     def test(self):
  24         """Test thread exit during breakpoint handling."""
  25         self.build(dictionary=self.getBuildFlags())
  26         exe = self.getBuildArtifact("a.out")
  27         self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  28
  29         # This should create a breakpoint in the main thread.
  30         lldbutil.run_break_set_by_file_and_line(
  31             self, "main.cpp", self.breakpoint, num_expected_locations=1)
  32
  33         # Run the program.
  34         self.runCmd("run", RUN_SUCCEEDED)
  35
  36         # The stop reason of the thread should be breakpoint.
  37         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
  38                     substrs=['stopped',
  39                              'stop reason = breakpoint'])
  40
  41         # Get the target process
  42         target = self.dbg.GetSelectedTarget()
  43         process = target.GetProcess()
  44
  45         # The exit probably occurred during breakpoint handling, but it isn't
  46         # guaranteed.  The main thing we're testing here is that the debugger
  47         # handles this cleanly is some way.
  48
  49         # Get the number of threads
  50         num_threads = process.GetNumThreads()
  51
  52         # Make sure we see at least five threads
  53         self.assertTrue(
  54             num_threads >= 5,
  55             'Number of expected threads and actual threads do not match.')
  56
  57         # Run to completion
  58         self.runCmd("continue")
  59
  60         # At this point, the inferior process should have exited.
  61         self.assertTrue(
  62             process.GetState() == lldb.eStateExited,
  63             PROCESS_EXITED)