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      1 """
      2 Test calling std::String member functions.
      3 """
      4 
      5 import unittest2
      6 import lldb
      7 import lldbutil
      8 from lldbtest import *
      9 
     10 class ExprCommandCallFunctionTestCase(TestBase):
     11 
     12     mydir = os.path.join("expression_command", "call-function")
     13 
     14     def setUp(self):
     15         # Call super's setUp().
     16         TestBase.setUp(self)
     17         # Find the line number to break for main.c.
     18         self.line = line_number('main.cpp',
     19                                 '// Please test these expressions while stopped at this line:')
     20 
     21     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
     22     @dsym_test
     23     def test_with_dsym(self):
     24         """Test calling std::String member function."""
     25         self.buildDsym()
     26         self.call_function()
     27 
     28     @dwarf_test
     29     @expectedFailureFreeBSD # llvm.org/pr16697
     30     @expectedFailureGcc # llvm.org/pr14437, fails with GCC 4.6.3 and 4.7.2
     31     @expectedFailureIcc # llvm.org/pr14437, fails with ICC 13.1
     32     def test_with_dwarf(self):
     33         """Test calling std::String member function."""
     34         self.buildDwarf()
     35         self.call_function()
     36 
     37     def call_function(self):
     38         """Test calling std::String member function."""
     39         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
     40 
     41         # Some versions of GCC encode two locations for the 'return' statement in main.cpp
     42         lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=-1, loc_exact=True)
     43 
     44         self.runCmd("run", RUN_SUCCEEDED)
     45 
     46         self.expect("print str",
     47             substrs = ['Hello world'])
     48 
     49         # Should be fixed with r142717.
     50         #
     51         # rdar://problem/9471744 test failure: ./dotest.py -C clang -v -w -t -p CallStdString
     52         # runCmd: print str.c_str()
     53         # runCmd failed!
     54         # error: Couldn't convert the expression to DWARF
     55         self.expect("print str.c_str()",
     56             substrs = ['Hello world'])
     57 
     58 if __name__ == '__main__':
     59     import atexit
     60     lldb.SBDebugger.Initialize()
     61     atexit.register(lambda: lldb.SBDebugger.Terminate())
     62     unittest2.main()
     63