xref: /llvm-project/lldb/test/API/python_api/signals/TestSignalsAPI.py (revision 05d7d6949c7cd3f1566d4c8394fa59160a7ffd05)
1"""
2Test SBProcess APIs, including ReadMemory(), WriteMemory(), and others.
3"""
4
5
6
7import lldb
8from lldbsuite.test.decorators import *
9from lldbsuite.test.lldbtest import *
10from lldbsuite.test import lldbutil
11from lldbsuite.test.lldbutil import get_stopped_thread, state_type_to_str
12
13
14class SignalsAPITestCase(TestBase):
15    mydir = TestBase.compute_mydir(__file__)
16    NO_DEBUG_INFO_TESTCASE = True
17
18    @skipIfWindows  # Windows doesn't have signals
19    def test_ignore_signal(self):
20        """Test Python SBUnixSignals.Suppress/Stop/Notify() API."""
21        self.build()
22        exe = self.getBuildArtifact("a.out")
23        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
24
25        target = self.dbg.CreateTarget(exe)
26        self.assertTrue(target, VALID_TARGET)
27
28        line = line_number(
29            "main.cpp",
30            "// Set break point at this line and setup signal ignores.")
31        breakpoint = target.BreakpointCreateByLocation("main.cpp", line)
32        self.assertTrue(breakpoint, VALID_BREAKPOINT)
33
34        # Launch the process, and do not stop at the entry point.
35        process = target.LaunchSimple(
36            None, None, self.get_process_working_directory())
37
38        thread = get_stopped_thread(process, lldb.eStopReasonBreakpoint)
39        self.assertTrue(
40            thread.IsValid(),
41            "There should be a thread stopped due to breakpoint")
42
43        unix_signals = process.GetUnixSignals()
44        sigint = unix_signals.GetSignalNumberFromName("SIGINT")
45        unix_signals.SetShouldSuppress(sigint, True)
46        unix_signals.SetShouldStop(sigint, False)
47        unix_signals.SetShouldNotify(sigint, False)
48
49        process.Continue()
50        self.assertEqual(
51            process.state, lldb.eStateExited,
52            "The process should have exited")
53        self.assertEqual(
54            process.GetExitStatus(), 0,
55            "The process should have returned 0")
56