• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1"""
2Test SBValue.GetObjectDescription() with the value from SBTarget.FindGlobalVariables().
3"""
4
5import os, time
6import re
7import unittest2
8import lldb, lldbutil
9from lldbtest import *
10
11class ObjectDescriptionAPITestCase(TestBase):
12
13    mydir = os.path.join("lang", "objc", "foundation")
14
15    # rdar://problem/10857337
16    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
17    @python_api_test
18    @dsym_test
19    def test_find_global_variables_then_object_description_with_dsym(self):
20        """Exercise SBTaget.FindGlobalVariables() API."""
21        d = {'EXE': 'a.out'}
22        self.buildDsym(dictionary=d)
23        self.setTearDownCleanup(dictionary=d)
24        self.find_global_variables_then_object_description('a.out')
25
26    # rdar://problem/10857337
27    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
28    @python_api_test
29    @dwarf_test
30    def test_find_global_variables_then_object_description_with_dwarf(self):
31        """Exercise SBTarget.FindGlobalVariables() API."""
32        d = {'EXE': 'b.out'}
33        self.buildDwarf(dictionary=d)
34        self.setTearDownCleanup(dictionary=d)
35        self.find_global_variables_then_object_description('b.out')
36
37    def setUp(self):
38        # Call super's setUp().
39        TestBase.setUp(self)
40        # Find the line number to break at.
41        self.source = 'main.m'
42        self.line = line_number(self.source, '// Set break point at this line.')
43
44    def find_global_variables_then_object_description(self, exe_name):
45        """Exercise SBTaget.FindGlobalVariables() followed by SBValue.GetObjectDescription()."""
46        exe = os.path.join(os.getcwd(), exe_name)
47
48        # Create a target by the debugger.
49        target = self.dbg.CreateTarget(exe)
50        self.assertTrue(target, VALID_TARGET)
51
52        breakpoint = target.BreakpointCreateByLocation(self.source, self.line)
53        self.assertTrue(breakpoint, VALID_BREAKPOINT)
54
55        # Now launch the process, and do not stop at entry point.
56        process = target.LaunchSimple(None, None, os.getcwd())
57        self.assertTrue(process, PROCESS_IS_VALID)
58        # Make sure we hit our breakpoint:
59        thread_list = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint)
60        self.assertTrue (len(thread_list) == 1)
61
62        thread = thread_list[0]
63        frame0 = thread.GetFrameAtIndex(0)
64
65        # Note my_global_str's object description prints fine here.
66        value_list1 = frame0.GetVariables(True, True, True, True)
67        for v in value_list1:
68            self.DebugSBValue(v)
69            if self.TraceOn():
70                print "val:", v
71                print "object description:", v.GetObjectDescription()
72            if v.GetName() == 'my_global_str':
73                self.assertTrue(v.GetObjectDescription() == 'This is a global string')
74
75        # But not here!
76        value_list2 = target.FindGlobalVariables('my_global_str', 3)
77        for v in value_list2:
78            self.DebugSBValue(v)
79            if self.TraceOn():
80                print "val:", v
81                print "object description:", v.GetObjectDescription()
82            if v.GetName() == 'my_global_str':
83                self.assertTrue(v.GetObjectDescription() == 'This is a global string')
84
85
86if __name__ == '__main__':
87    import atexit
88    lldb.SBDebugger.Initialize()
89    atexit.register(lambda: lldb.SBDebugger.Terminate())
90    unittest2.main()
91