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      1 """
      2 Test lldb data formatter subsystem.
      3 """
      4 
      5 import os, time
      6 import unittest2
      7 import lldb
      8 from lldbtest import *
      9 import lldbutil
     10 
     11 class StdVBoolDataFormatterTestCase(TestBase):
     12 
     13     mydir = os.path.join("functionalities", "data-formatter", "data-formatter-stl", "libstdcpp", "vbool")
     14 
     15     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
     16     @dsym_test
     17     def test_with_dsym_and_run_command(self):
     18         """Test data formatter commands."""
     19         self.buildDsym()
     20         self.data_formatter_commands()
     21 
     22     @dwarf_test
     23     def test_with_dwarf_and_run_command(self):
     24         """Test data formatter commands."""
     25         self.buildDwarf()
     26         self.data_formatter_commands()
     27 
     28     def setUp(self):
     29         # Call super's setUp().
     30         TestBase.setUp(self)
     31         # Find the line number to break at.
     32         self.line = line_number('main.cpp', '// Set break point at this line.')
     33 
     34     @expectedFailureGcc # llvm.org/pr15301: lldb does not print the correct sizes of STL containers when building with GCC
     35     @expectedFailureIcc # llvm.org/pr15301: lldb does not print the correct sizes of STL containers when building with ICC
     36     def data_formatter_commands(self):
     37         """Test that that file and class static variables display correctly."""
     38         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
     39 
     40         lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=-1)
     41 
     42         self.runCmd("run", RUN_SUCCEEDED)
     43 
     44         # The stop reason of the thread should be breakpoint.
     45         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
     46             substrs = ['stopped',
     47                        'stop reason = breakpoint'])
     48 
     49         # This is the function to remove the custom formats in order to have a
     50         # clean slate for the next test case.
     51         def cleanup():
     52             self.runCmd('type format clear', check=False)
     53             self.runCmd('type summary clear', check=False)
     54             self.runCmd('type filter clear', check=False)
     55             self.runCmd('type synth clear', check=False)
     56             self.runCmd("settings set target.max-children-count 256", check=False)
     57 
     58         # Execute the cleanup function during test case tear down.
     59         self.addTearDownHook(cleanup)
     60 
     61         self.expect("frame variable vBool",
     62             substrs = ['size=49','[0] = false','[1] = true','[18] = false','[27] = true','[36] = false','[47] = true','[48] = true'])
     63 
     64         self.expect("expr vBool",
     65             substrs = ['size=49','[0] = false','[1] = true','[18] = false','[27] = true','[36] = false','[47] = true','[48] = true'])
     66 
     67 if __name__ == '__main__':
     68     import atexit
     69     lldb.SBDebugger.Initialize()
     70     atexit.register(lambda: lldb.SBDebugger.Terminate())
     71     unittest2.main()
     72