xref: /llvm-project/lldb/test/API/functionalities/gdb_remote_client/TestNoLocalFile.py (revision 92eaad2dd7adb5ee92f397cef85ab11f2612294e)
1import lldb
2from lldbsuite.test.lldbtest import *
3from lldbsuite.test.decorators import *
4from lldbsuite.test.gdbclientutils import *
5from lldbsuite.test.lldbgdbclient import GDBRemoteTestBase
6
7class TestNoLocalFile(GDBRemoteTestBase):
8    """ Test the case where there is NO local copy of the file
9        being debugged.  We shouldn't immediately error out, but
10        rather lldb should ask debugserver if it knows about the file. """
11
12    mydir = TestBase.compute_mydir(__file__)
13
14    @skipIfXmlSupportMissing
15    def test(self):
16        self.absent_file = '/nosuch_dir/nosuch_subdir/nosuch_executable'
17        self.a_packet_file = None
18        class MyResponder(MockGDBServerResponder):
19            def __init__(self, testcase):
20                MockGDBServerResponder.__init__(self)
21                self.after_launch = False
22                self.testcase = testcase
23                self.current_thread = 0
24
25            def A(self, packet):
26                # This is the main test, we want to see that lldb DID send the
27                # A packet to get debugserver to load the file.
28                # Skip the length and second length:
29                print("Got A packet: {0}".format(packet))
30                a_arr = packet.split(",")
31                self.testcase.a_packet_file = bytearray.fromhex(a_arr[2]).decode()
32                return "OK"
33
34            def qXferRead(self, obj, annex, offset, length):
35                if annex == "target.xml":
36                    return """<?xml version="1.0"?>
37                        <target version="1.0">
38                          <architecture>i386:x86-64</architecture>
39                          <feature name="org.gnu.gdb.i386.core">
40                            <reg name="rip" bitsize="64" regnum="0" type="code_ptr" group="general"/>
41                          </feature>
42                        </target>""", False
43                else:
44                    return None, False
45
46            def qC(self):
47                if not self.after_launch:
48                    return "QC0"
49                return "0"
50
51            def qfThreadInfo(self):
52                if not self.after_launch:
53                    return "OK"
54                return "m0"
55
56            def qsThreadInfo(self):
57                if not self.after_launch:
58                    return "OK"
59                return "l"
60
61            def qLaunchSuccess(self):
62                return "OK"
63
64            def qProcessInfo(self):
65                return "$pid:10b70;parent-pid:10b20;real-uid:1f6;real-gid:14;effective-uid:1f6;effective-gid:14;cputype:1000007;cpusubtype:8;ptrsize:8;ostype:macosx;vendor:apple;endian:little;"
66
67
68        error = lldb.SBError()
69        self.server.responder = MyResponder(self)
70        target = self.dbg.CreateTarget(None, "x86_64-apple-macosx", "remote-macosx", False, error)
71        self.assertSuccess(error, "Made a valid target")
72        launch_info = target.GetLaunchInfo()
73        launch_info.SetExecutableFile(lldb.SBFileSpec(self.absent_file), True)
74        flags = launch_info.GetLaunchFlags()
75        flags |= lldb.eLaunchFlagStopAtEntry
76        launch_info.SetLaunchFlags(flags)
77
78        process = self.connect(target)
79        self.assertTrue(process.IsValid(), "Process is valid")
80
81        # We need to fetch the connected event:
82        lldbutil.expect_state_changes(self, self.dbg.GetListener(), process, [lldb.eStateConnected])
83
84        self.server.responder.after_launch = True
85
86        process = target.Launch(launch_info, error)
87
88        self.assertSuccess(error, "Successfully launched.")
89        self.assertEqual(process.GetState(), lldb.eStateStopped, "Should be stopped at entry")
90        self.assertIsNotNone(self.a_packet_file, "A packet was sent")
91        self.assertEqual(self.absent_file, self.a_packet_file, "The A packet file was correct")
92