xref: /llvm-project/lldb/test/API/python_api/sbmodule/TestSBModule.py (revision 66b829ac7b6864f4546771668739d80fa34a7e17)
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    mydir = TestBase.compute_mydir(__file__)
13
14    def setUp(self):
15        TestBase.setUp(self)
16        self.background_pid = None
17
18    def tearDown(self):
19        TestBase.tearDown(self)
20        if self.background_pid:
21            os.kill(self.background_pid, signal.SIGKILL)
22
23    @skipUnlessDarwin
24    @skipIfRemote
25    def test_module_is_file_backed(self):
26        """Test the SBModule::IsFileBacked() method"""
27        self.build()
28        target, _, _, _  = lldbutil.run_to_source_breakpoint(self, "// break here",
29                                                    lldb.SBFileSpec("main.c"))
30
31        self.assertGreater(target.GetNumModules(), 0)
32        main_module = target.GetModuleAtIndex(0)
33        self.assertEqual(main_module.GetFileSpec().GetFilename(), "a.out")
34        self.assertTrue(main_module.IsFileBacked(),
35                         "The module should be backed by a file on disk")
36
37        self.dbg.DeleteTarget(target)
38        self.assertEqual(self.dbg.GetNumTargets(), 0)
39
40        exe = self.getBuildArtifact("a.out")
41        background_process = subprocess.Popen([exe])
42        self.assertTrue(background_process, "process is not valid")
43        self.background_pid = background_process.pid
44        os.unlink(exe)
45
46        target = self.dbg.CreateTarget('')
47        self.assertEqual(self.dbg.GetNumTargets(), 1)
48        error = lldb.SBError()
49        process = target.AttachToProcessWithID(self.dbg.GetListener(),
50                                               self.background_pid, error)
51        self.assertTrue(error.Success() and process,  PROCESS_IS_VALID)
52        main_module = target.GetModuleAtIndex(0)
53        self.assertEqual(main_module.GetFileSpec().GetFilename(), "a.out")
54        self.assertFalse(main_module.IsFileBacked(),
55                         "The module should not be backed by a file on disk.")
56
57        error = process.Destroy()
58        self.assertSuccess(error, "couldn't destroy process %s" % background_process.pid)
59
60