lldb/test/API/python_api/signals/TestSignalsAPI.py

   1 """
   2 Test SBProcess APIs, including ReadMemory(), WriteMemory(), and others.
   3 """
   4
   5
   6 import lldb
   7 from lldbsuite.test.decorators import *
   8 from lldbsuite.test.lldbtest import *
   9 from lldbsuite.test import lldbutil
  10 from lldbsuite.test.lldbutil import get_stopped_thread, state_type_to_str
  11
  12
  13 class SignalsAPITestCase(TestBase):
  14     NO_DEBUG_INFO_TESTCASE = True
  15
  16     @skipIfWindows  # Windows doesn't have signals
  17     def test_ignore_signal(self):
  18         """Test Python SBUnixSignals.Suppress/Stop/Notify() API."""
  19         self.build()
  20         exe = self.getBuildArtifact("a.out")
  21         self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  22
  23         target = self.dbg.CreateTarget(exe)
  24         self.assertTrue(target, VALID_TARGET)
  25
  26         line = line_number(
  27             "main.cpp", "// Set break point at this line and setup signal ignores."
  28         )
  29         breakpoint = target.BreakpointCreateByLocation("main.cpp", line)
  30         self.assertTrue(breakpoint, VALID_BREAKPOINT)
  31
  32         # Launch the process, and do not stop at the entry point.
  33         process = target.LaunchSimple(None, None, self.get_process_working_directory())
  34
  35         thread = get_stopped_thread(process, lldb.eStopReasonBreakpoint)
  36         self.assertTrue(
  37             thread.IsValid(), "There should be a thread stopped due to breakpoint"
  38         )
  39
  40         unix_signals = process.GetUnixSignals()
  41         sigint = unix_signals.GetSignalNumberFromName("SIGINT")
  42         unix_signals.SetShouldSuppress(sigint, True)
  43         unix_signals.SetShouldStop(sigint, False)
  44         unix_signals.SetShouldNotify(sigint, False)
  45
  46         process.Continue()
  47         self.assertEqual(
  48             process.state, lldb.eStateExited, "The process should have exited"
  49         )
  50         self.assertEqual(
  51             process.GetExitStatus(), 0, "The process should have returned 0"
  52         )