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1"""Test calling functions in static methods with a stripped binary."""
2
3
4
5import lldb
6from lldbsuite.test.decorators import *
7from lldbsuite.test.lldbtest import *
8from lldbsuite.test import lldbutil
9
10
11class TestObjCStaticMethodStripped(TestBase):
12
13    mydir = TestBase.compute_mydir(__file__)
14
15    def setUp(self):
16        # Call super's setUp().
17        TestBase.setUp(self)
18        # Find the line numbers to break inside main().
19        self.main_source = "static.m"
20        self.break_line = line_number(
21            self.main_source, '// Set breakpoint here.')
22
23    @add_test_categories(['pyapi'])
24    @skipIf(
25        debug_info=no_match("dsym"),
26        bugnumber="This test requires a stripped binary and a dSYM")
27    #<rdar://problem/12042992>
28    def test_with_python_api(self):
29        """Test calling functions in static methods with a stripped binary."""
30        if self.getArchitecture() == 'i386':
31            self.skipTest("requires modern objc runtime")
32        self.build()
33        exe = self.getBuildArtifact("a.out")
34
35        target = self.dbg.CreateTarget(exe)
36        self.assertTrue(target, VALID_TARGET)
37
38        bpt = target.BreakpointCreateByLocation(
39            self.main_source, self.break_line)
40        self.assertTrue(bpt, VALID_BREAKPOINT)
41
42        # Now launch the process, and do not stop at entry point.
43        process = target.LaunchSimple(
44            None, None, self.get_process_working_directory())
45
46        self.assertTrue(process, PROCESS_IS_VALID)
47
48        # The stop reason of the thread should be breakpoint.
49        thread_list = lldbutil.get_threads_stopped_at_breakpoint(process, bpt)
50
51        # Make sure we stopped at the first breakpoint.
52        self.assertTrue(
53            len(thread_list) != 0,
54            "No thread stopped at our breakpoint.")
55        self.assertEquals(len(thread_list), 1,
56                        "More than one thread stopped at our breakpoint.")
57
58        # Now make sure we can call a function in the static method we've
59        # stopped in.
60        frame = thread_list[0].GetFrameAtIndex(0)
61        self.assertTrue(frame, "Got a valid frame 0 frame.")
62
63        cmd_value = frame.EvaluateExpression("(char *) sel_getName (_cmd)")
64        self.assertTrue(cmd_value.IsValid())
65        sel_name = cmd_value.GetSummary()
66        self.assertTrue(
67            sel_name == "\"doSomethingWithString:\"",
68            "Got the right value for the selector as string.")
69
70        cmd_value = frame.EvaluateExpression(
71            "[Foo doSomethingElseWithString:string]")
72        self.assertTrue(cmd_value.IsValid())
73        string_length = cmd_value.GetValueAsUnsigned()
74        self.assertTrue(
75            string_length == 27,
76            "Got the right value from another class method on the same class.")
77