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1"""Test calling functions in static methods."""
2
3import os, time
4import unittest2
5import lldb
6import lldbutil
7from lldbtest import *
8
9class TestObjCStaticMethod(TestBase):
10
11    mydir = os.path.join("lang", "objc", "objc-static-method")
12
13    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
14    @python_api_test
15    #<rdar://problem/9745789> "expression" can't call functions in class methods
16    @dsym_test
17    def test_with_dsym_and_python_api(self):
18        """Test calling functions in static methods."""
19        self.buildDsym()
20        self.objc_static_method()
21
22    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
23    @python_api_test
24    #<rdar://problem/9745789> "expression" can't call functions in class methods
25    @dwarf_test
26    def test_with_dwarf_and_python_api(self):
27        """Test calling functions in static methods."""
28        self.buildDwarf()
29        self.objc_static_method()
30
31    def setUp(self):
32        # Call super's setUp().
33        TestBase.setUp(self)
34        # Find the line numbers to break inside main().
35        self.main_source = "static.m"
36        self.break_line = line_number(self.main_source, '// Set breakpoint here.')
37
38    #rdar://problem/9745789 "expression" can't call functions in class methods
39    def objc_static_method(self):
40        """Test calling functions in static methods."""
41        exe = os.path.join(os.getcwd(), "a.out")
42
43        target = self.dbg.CreateTarget(exe)
44        self.assertTrue(target, VALID_TARGET)
45
46        bpt = target.BreakpointCreateByLocation(self.main_source, self.break_line)
47        self.assertTrue(bpt, VALID_BREAKPOINT)
48
49        # Now launch the process, and do not stop at entry point.
50        process = target.LaunchSimple (None, None, os.getcwd())
51
52        self.assertTrue(process, PROCESS_IS_VALID)
53
54        # The stop reason of the thread should be breakpoint.
55        thread_list = lldbutil.get_threads_stopped_at_breakpoint (process, bpt)
56
57        # Make sure we stopped at the first breakpoint.
58        self.assertTrue (len(thread_list) != 0, "No thread stopped at our breakpoint.")
59        self.assertTrue (len(thread_list) == 1, "More than one thread stopped at our breakpoint.")
60
61        # Now make sure we can call a function in the static method we've stopped in.
62        frame = thread_list[0].GetFrameAtIndex(0)
63        self.assertTrue (frame, "Got a valid frame 0 frame.")
64
65        cmd_value = frame.EvaluateExpression ("(char *) sel_getName (_cmd)")
66        self.assertTrue (cmd_value.IsValid())
67        sel_name = cmd_value.GetSummary()
68        self.assertTrue (sel_name == "\"doSomethingWithString:\"", "Got the right value for the selector as string.")
69
70        cmd_value = frame.EvaluateExpression ("[self doSomethingElseWithString:string]")
71        self.assertTrue (cmd_value.IsValid())
72        string_length = cmd_value.GetValueAsUnsigned()
73        self.assertTrue (string_length == 27, "Got the right value from another class method on the same class.")
74
75if __name__ == '__main__':
76    import atexit
77    lldb.SBDebugger.Initialize()
78    atexit.register(lambda: lldb.SBDebugger.Terminate())
79    unittest2.main()
80