1"""
2Test the ptr_refs tool on Darwin
3"""
4
5
6import lldb
7from lldbsuite.test.decorators import *
8from lldbsuite.test.lldbtest import *
9from lldbsuite.test import lldbutil
10
11
12class TestPtrRefs(TestBase):
13
14    mydir = TestBase.compute_mydir(__file__)
15
16    @skipIfAsan # The output looks different under ASAN.
17    @skipUnlessDarwin
18    @expectedFailureAll(oslist=["macosx"], debug_info=["dwarf", "gmodules"], bugnumber="llvm.org/pr45112")
19    def test_ptr_refs(self):
20        """Test format string functionality."""
21        self.build()
22        exe = self.getBuildArtifact("a.out")
23
24        target = self.dbg.CreateTarget(exe)
25        self.assertTrue(target, VALID_TARGET)
26
27        main_file_spec = lldb.SBFileSpec('main.c')
28        breakpoint = target.BreakpointCreateBySourceRegex(
29            'break', main_file_spec)
30        self.assertTrue(breakpoint and
31                        breakpoint.GetNumLocations() == 1,
32                        VALID_BREAKPOINT)
33
34        process = target.LaunchSimple(
35            None, None, self.get_process_working_directory())
36        self.assertTrue(process, PROCESS_IS_VALID)
37
38        # Frame #0 should be on self.line1 and the break condition should hold.
39        thread = lldbutil.get_stopped_thread(
40            process, lldb.eStopReasonBreakpoint)
41        self.assertTrue(
42            thread.IsValid(),
43            "There should be a thread stopped due to breakpoint condition")
44
45        frame = thread.GetFrameAtIndex(0)
46
47        self.runCmd("script import lldb.macosx.heap")
48        self.expect("ptr_refs my_ptr", substrs=["malloc", "stack"])
49