1import gdbremote_testcase
2from lldbsuite.test.decorators import *
3from lldbsuite.test.lldbtest import *
4from lldbsuite.test import lldbutil
5
6class TestGdbRemoteSegFault(gdbremote_testcase.GdbRemoteTestCaseBase):
7
8    GDB_REMOTE_STOP_CODE_BAD_ACCESS = 0x91
9
10    def inferior_seg_fault_received(self, expected_signo):
11        procs = self.prep_debug_monitor_and_inferior(
12            inferior_args=["segfault"])
13        self.assertIsNotNone(procs)
14
15        self.test_sequence.add_log_lines(["read packet: $vCont;c#a8",
16                                          {"direction": "send",
17                                           "regex": r"^\$T([0-9a-fA-F]{2}).*#[0-9a-fA-F]{2}$",
18                                           "capture": {1: "hex_exit_code"}},
19                                          ],
20                                         True)
21
22        context = self.expect_gdbremote_sequence()
23        self.assertIsNotNone(context)
24
25        hex_exit_code = context.get("hex_exit_code")
26        self.assertIsNotNone(hex_exit_code)
27        self.assertEqual(int(hex_exit_code, 16), expected_signo)
28
29    @skipIfWindows # No signal is sent on Windows.
30    def test_inferior_seg_fault_received(self):
31        self.build()
32        if self.platformIsDarwin():
33            self.inferior_seg_fault_received(self.GDB_REMOTE_STOP_CODE_BAD_ACCESS)
34        else:
35            self.inferior_seg_fault_received(lldbutil.get_signal_number('SIGSEGV'))
36