packages/Python/lldbsuite/test/tools/lldb-server/inferior-crash/TestGdbRemoteSegFault.py

   1 from __future__ import print_function
   2
   3
   4 import gdbremote_testcase
   5 import signal
   6 from lldbsuite.test.decorators import *
   7 from lldbsuite.test.lldbtest import *
   8 from lldbsuite.test import lldbutil
   9
  10
  11 class TestGdbRemoteSegFault(gdbremote_testcase.GdbRemoteTestCaseBase):
  12     mydir = TestBase.compute_mydir(__file__)
  13
  14     GDB_REMOTE_STOP_CODE_BAD_ACCESS = 0x91
  15
  16     def inferior_seg_fault_received(self, expected_signo):
  17         procs = self.prep_debug_monitor_and_inferior(
  18             inferior_args=["segfault"])
  19         self.assertIsNotNone(procs)
  20
  21         self.test_sequence.add_log_lines(["read packet: $vCont;c#a8",
  22                                           {"direction": "send",
  23                                            "regex": r"^\$T([0-9a-fA-F]{2}).*#[0-9a-fA-F]{2}$",
  24                                            "capture": {1: "hex_exit_code"}},
  25                                           ],
  26                                          True)
  27
  28         context = self.expect_gdbremote_sequence()
  29         self.assertIsNotNone(context)
  30
  31         hex_exit_code = context.get("hex_exit_code")
  32         self.assertIsNotNone(hex_exit_code)
  33         self.assertEqual(int(hex_exit_code, 16), expected_signo)
  34
  35     @debugserver_test
  36     def test_inferior_seg_fault_received_debugserver(self):
  37         self.init_debugserver_test()
  38         self.build()
  39         self.inferior_seg_fault_received(self.GDB_REMOTE_STOP_CODE_BAD_ACCESS)
  40
  41     @llgs_test
  42     def test_inferior_seg_fault_received_llgs(self):
  43         self.init_llgs_test()
  44         self.build()
  45         self.inferior_seg_fault_received(lldbutil.get_signal_number('SIGSEGV'))