xref: /llvm-project/lldb/test/API/tools/lldb-server/TestGdbRemoteSaveCore.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53) 
1import gdbremote_testcase
2from lldbsuite.test.decorators import *
3from lldbsuite.test.lldbtest import *
4from lldbsuite.test import lldbutil
5
6import binascii
7import os
8
9
10class TestGdbSaveCore(gdbremote_testcase.GdbRemoteTestCaseBase):
11    def coredump_test(self, core_path=None, expect_path=None):
12        self.build()
13        self.set_inferior_startup_attach()
14        procs = self.prep_debug_monitor_and_inferior()
15        self.add_qSupported_packets()
16        ret = self.expect_gdbremote_sequence()
17        if "qSaveCore+" not in ret["qSupported_response"]:
18            self.skipTest("qSaveCore not supported by lldb-server")
19        self.reset_test_sequence()
20
21        packet = "$qSaveCore"
22        if core_path is not None:
23            packet += ";path-hint:{}".format(
24                binascii.b2a_hex(core_path.encode()).decode()
25            )
26
27        self.test_sequence.add_log_lines(
28            [
29                "read packet: {}#00".format(packet),
30                {
31                    "direction": "send",
32                    "regex": "[$]core-path:([0-9a-f]+)#.*",
33                    "capture": {1: "path"},
34                },
35            ],
36            True,
37        )
38        ret = self.expect_gdbremote_sequence()
39        out_path = binascii.a2b_hex(ret["path"].encode()).decode()
40        if expect_path is not None:
41            self.assertEqual(out_path, expect_path)
42
43        target = self.dbg.CreateTarget(None)
44        process = target.LoadCore(out_path)
45        self.assertTrue(process, PROCESS_IS_VALID)
46        self.assertEqual(process.GetProcessID(), procs["inferior"].pid)
47
48    @skipUnlessPlatform(oslist=["freebsd", "netbsd"])
49    def test_netbsd_path(self):
50        core = lldbutil.append_to_process_working_directory(self, "core")
51        self.coredump_test(core, core)
52
53    @skipUnlessPlatform(oslist=["freebsd", "netbsd"])
54    def test_netbsd_no_path(self):
55        self.coredump_test()
56
57    @skipUnlessPlatform(oslist=["freebsd", "netbsd"])
58    def test_netbsd_bad_path(self):
59        self.coredump_test("/dev/null/cantwritehere")
60