1"""Test that a forward-declared class works when its complete definition is in a library"""
2
3
4
5import lldb
6from lldbsuite.test.decorators import *
7from lldbsuite.test.lldbtest import *
8from lldbsuite.test import lldbutil
9
10
11class ForwardDeclTestCase(TestBase):
12
13    def setUp(self):
14        # Call super's setUp().
15        TestBase.setUp(self)
16        # Find the line number to break inside main().
17        self.source = 'main.m'
18        self.line = line_number(self.source, '// Set breakpoint 0 here.')
19        self.shlib_names = ["Container"]
20
21    def do_test(self, dictionary=None):
22        self.build(dictionary=dictionary)
23
24        # Create a target by the debugger.
25        target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
26        self.assertTrue(target, VALID_TARGET)
27
28        # Create the breakpoint inside function 'main'.
29        breakpoint = target.BreakpointCreateByLocation(self.source, self.line)
30        self.assertTrue(breakpoint, VALID_BREAKPOINT)
31
32        # Register our shared libraries for remote targets so they get
33        # automatically uploaded
34        environment = self.registerSharedLibrariesWithTarget(
35            target, self.shlib_names)
36
37        # Now launch the process, and do not stop at entry point.
38        process = target.LaunchSimple(
39            None, environment, self.get_process_working_directory())
40        self.assertTrue(process, PROCESS_IS_VALID)
41
42        # The stop reason of the thread should be breakpoint.
43        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
44                    substrs=['stopped',
45                             'stop reason = breakpoint'])
46
47        # The breakpoint should have a hit count of 1.
48        lldbutil.check_breakpoint(self, bpno = 1, expected_hit_count = 1)
49
50        # This should display correctly.
51        self.expect("expression [j getMember]", VARIABLES_DISPLAYED_CORRECTLY,
52                    substrs=["= 0x"])
53
54    def test_expr(self):
55        self.do_test()
56
57    @no_debug_info_test
58    @skipIf(compiler=no_match("clang"))
59    @skipIf(compiler_version=["<", "7.0"])
60    def test_debug_names(self):
61        """Test that we are able to find complete types when using DWARF v5
62        accelerator tables"""
63        self.do_test(
64            dict(CFLAGS_EXTRAS="-dwarf-version=5 -mllvm -accel-tables=Dwarf"))
65