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    @skipUnlessDarwin
17    def test_ptr_refs(self):
18        """Test format string functionality."""
19        self.build()
20        exe = self.getBuildArtifact("a.out")
21
22        target = self.dbg.CreateTarget(exe)
23        self.assertTrue(target, VALID_TARGET)
24
25        main_file_spec = lldb.SBFileSpec('main.c')
26        breakpoint = target.BreakpointCreateBySourceRegex(
27            'break', main_file_spec)
28        self.assertTrue(breakpoint and
29                        breakpoint.GetNumLocations() == 1,
30                        VALID_BREAKPOINT)
31
32        process = target.LaunchSimple(
33            None, None, self.get_process_working_directory())
34        self.assertTrue(process, PROCESS_IS_VALID)
35
36        # Frame #0 should be on self.line1 and the break condition should hold.
37        thread = lldbutil.get_stopped_thread(
38            process, lldb.eStopReasonBreakpoint)
39        self.assertTrue(
40            thread.IsValid(),
41            "There should be a thread stopped due to breakpoint condition")
42
43        frame = thread.GetFrameAtIndex(0)
44
45        self.dbg.HandleCommand("script import lldb.macosx.heap")
46        self.expect("ptr_refs my_ptr", substrs=["malloc", "stack"])
47