xref: /llvm-project/lldb/test/API/python_api/sbmodule/TestSBModule.py (revision 9a41f6e7080e7ca6274a460e9e32ba616fa46249)
1"""Test the SBDModule APIs."""
2
3import lldb
4from lldbsuite.test.decorators import *
5from lldbsuite.test.lldbtest import *
6from lldbsuite.test import lldbutil
7
8import os, signal, subprocess
9
10class SBModuleAPICase(TestBase):
11
12    def setUp(self):
13        TestBase.setUp(self)
14        self.background_pid = None
15
16    def tearDown(self):
17        TestBase.tearDown(self)
18        if self.background_pid:
19            os.kill(self.background_pid, signal.SIGKILL)
20
21    @skipUnlessDarwin
22    @skipIfRemote
23    def test_module_is_file_backed(self):
24        """Test the SBModule::IsFileBacked() method"""
25        self.build()
26        target, _, _, _  = lldbutil.run_to_source_breakpoint(self, "// break here",
27                                                    lldb.SBFileSpec("main.c"))
28
29        self.assertGreater(target.GetNumModules(), 0)
30        main_module = target.GetModuleAtIndex(0)
31        self.assertEqual(main_module.GetFileSpec().GetFilename(), "a.out")
32        self.assertTrue(main_module.IsFileBacked(),
33                         "The module should be backed by a file on disk")
34
35        self.dbg.DeleteTarget(target)
36        self.assertEqual(self.dbg.GetNumTargets(), 0)
37
38        exe = self.getBuildArtifact("a.out")
39        background_process = subprocess.Popen([exe])
40        self.assertTrue(background_process, "process is not valid")
41        self.background_pid = background_process.pid
42        os.unlink(exe)
43
44        target = self.dbg.CreateTarget('')
45        self.assertEqual(self.dbg.GetNumTargets(), 1)
46        error = lldb.SBError()
47        process = target.AttachToProcessWithID(self.dbg.GetListener(),
48                                               self.background_pid, error)
49        self.assertTrue(error.Success() and process,  PROCESS_IS_VALID)
50        main_module = target.GetModuleAtIndex(0)
51        self.assertEqual(main_module.GetFileSpec().GetFilename(), "a.out")
52        self.assertFalse(main_module.IsFileBacked(),
53                         "The module should not be backed by a file on disk.")
54
55        error = process.Destroy()
56        self.assertSuccess(error, "couldn't destroy process %s" % background_process.pid)
57
58