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      1 """Test that a forward-declared class works when its complete definition is in a library"""
      2 
      3 import os, time
      4 import unittest2
      5 import lldb
      6 from lldbtest import *
      7 import lldbutil
      8 
      9 class ForwardDeclTestCase(TestBase):
     10 
     11     mydir = os.path.join("lang", "objc", "forward-decl")
     12 
     13     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
     14     @dsym_test
     15     def test_expr_with_dsym(self):
     16         self.buildDsym()
     17         self.expr()
     18 
     19     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
     20     @dwarf_test
     21     def test_expr_with_dwarf(self):
     22         self.buildDwarf()
     23         self.expr()
     24 
     25     def setUp(self):
     26         # Call super's setUp().
     27         TestBase.setUp(self)
     28         # Find the line number to break inside main().
     29         self.line = line_number('main.m', '// Set breakpoint 0 here.')
     30 
     31     def common_setup(self):
     32         exe = os.path.join(os.getcwd(), "a.out")
     33         self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
     34 
     35         # Break inside the foo function which takes a bar_ptr argument.
     36         lldbutil.run_break_set_by_file_and_line (self, "main.m", self.line, num_expected_locations=1, loc_exact=True)
     37 
     38         self.runCmd("run", RUN_SUCCEEDED)
     39 
     40         # The stop reason of the thread should be breakpoint.
     41         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
     42             substrs = ['stopped',
     43                        'stop reason = breakpoint'])
     44 
     45         # The breakpoint should have a hit count of 1.
     46         self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
     47             substrs = [' resolved, hit count = 1'])
     48 
     49     def expr(self):
     50         self.common_setup()
     51 
     52         # This should display correctly.
     53         self.expect("expression [j getMember]", VARIABLES_DISPLAYED_CORRECTLY,
     54             substrs = ["= 0x"])
     55             
     56 if __name__ == '__main__':
     57     import atexit
     58     lldb.SBDebugger.Initialize()
     59     atexit.register(lambda: lldb.SBDebugger.Terminate())
     60     unittest2.main()
     61