artulab.com Git - openbsd/blob

   1 """
   2 Test regression for Bug 25251.
   3 """
   4
   5 import unittest2
   6 import lldb
   7 from lldbsuite.test.decorators import *
   8 from lldbsuite.test.lldbtest import *
   9 from lldbsuite.test import lldbutil
  10
  11
  12 class BacktraceAllTestCase(TestBase):
  13
  14     mydir = TestBase.compute_mydir(__file__)
  15
  16     def setUp(self):
  17         # Call super's setUp().
  18         TestBase.setUp(self)
  19         # Find the line number for our breakpoint.
  20         self.breakpoint = line_number(
  21             'ParallelTask.cpp', '// Set breakpoint here')
  22
  23     # The android-arm compiler can't compile the inferior
  24     @skipIfTargetAndroid(archs=["arm"])
  25     # because of an issue around std::future.
  26     # TODO: Change the test to don't depend on std::future<T>
  27     def test(self):
  28         """Test breakpoint handling after a thread join."""
  29         self.build(dictionary=self.getBuildFlags())
  30
  31         exe = self.getBuildArtifact("a.out")
  32         self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  33
  34         # This should create a breakpoint
  35         lldbutil.run_break_set_by_file_and_line(
  36             self, "ParallelTask.cpp", self.breakpoint, num_expected_locations=-1)
  37
  38         # The breakpoint list should show 1 location.
  39         self.expect(
  40             "breakpoint list -f",
  41             "Breakpoint location shown correctly",
  42             substrs=[
  43                 "1: file = 'ParallelTask.cpp', line = %d, exact_match = 0" %
  44                 self.breakpoint])
  45
  46         # Run the program.
  47         self.runCmd("run", RUN_SUCCEEDED)
  48
  49         # The stop reason of the thread should be breakpoint.
  50         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
  51                     substrs=['stopped',
  52                              'stop reason = breakpoint'])
  53
  54         # This should not result in a segmentation fault
  55         self.expect("thread backtrace all", STOPPED_DUE_TO_BREAKPOINT,
  56                     substrs=["stop reason = breakpoint 1."])
  57
  58         # Run to completion
  59         self.runCmd("continue")
  60
  61 if __name__ == '__main__':
  62     import atexit
  63     lldb.SBDebugger.Initialize()
  64     atexit.register(lambda: lldb.SBDebugger.Terminate())
  65     unittest2.main()