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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 Radar9973992DataFormatterTestCase(TestBase):
     12 
     13     # test for rdar://problem/9973992 (What should we do for "${var}" in summaries of aggregate types?)
     14     mydir = os.path.join("functionalities", "data-formatter", "rdar-9973992")
     15 
     16     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
     17     @dsym_test
     18     def test_with_dsym_and_run_command(self):
     19         """Test data formatter commands."""
     20         self.buildDsym()
     21         self.data_formatter_commands()
     22 
     23     @dwarf_test
     24     def test_with_dwarf_and_run_command(self):
     25         """Test data formatter commands."""
     26         self.buildDwarf()
     27         self.data_formatter_commands()
     28 
     29     def setUp(self):
     30         # Call super's setUp().
     31         TestBase.setUp(self)
     32         # Find the line number to break at.
     33         self.line = line_number('main.cpp', '// Set break point at this line.')
     34 
     35     def data_formatter_commands(self):
     36         """Test that that file and class static variables display correctly."""
     37         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
     38 
     39         lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True)
     40 
     41         self.runCmd("run", RUN_SUCCEEDED)
     42 
     43         # The stop reason of the thread should be breakpoint.
     44         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
     45             substrs = ['stopped',
     46                        'stop reason = breakpoint'])
     47 
     48         # This is the function to remove the custom formats in order to have a
     49         # clean slate for the next test case.
     50         def cleanup():
     51             self.runCmd('type summary clear', check=False)
     52 
     53         # Execute the cleanup function during test case tear down.
     54         self.addTearDownHook(cleanup)
     55 
     56         self.runCmd("type summary add --summary-string \"SUMMARY SUCCESS ${var}\" Summarize")
     57         
     58         self.expect('frame variable mine_ptr',
     59                 substrs = ['SUMMARY SUCCESS summarize_ptr_t @ '])
     60 
     61         self.expect('frame variable *mine_ptr',
     62                 substrs = ['SUMMARY SUCCESS summarize_t @'])
     63 
     64         self.runCmd("type summary add --summary-string \"SUMMARY SUCCESS ${var.first}\" Summarize")
     65 
     66         self.expect('frame variable mine_ptr',
     67                     substrs = ['SUMMARY SUCCESS 10'])
     68 
     69         self.expect('frame variable *mine_ptr',
     70                     substrs = ['SUMMARY SUCCESS 10'])
     71             
     72         self.runCmd("type summary add --summary-string \"${var}\" Summarize")
     73         self.runCmd("type summary add --summary-string \"${var}\" -e TwoSummarizes")
     74             
     75         self.expect('frame variable',
     76             substrs = ['(TwoSummarizes) twos = TwoSummarizes @ ',
     77                        'first = summarize_t @ ',
     78                        'second = summarize_t @ '])
     79                     
     80         self.runCmd("type summary add --summary-string \"SUMMARY SUCCESS ${var.first}\" Summarize")
     81         self.expect('frame variable',
     82                     substrs = ['(TwoSummarizes) twos = TwoSummarizes @ ',
     83                                'first = SUMMARY SUCCESS 1',
     84                                'second = SUMMARY SUCCESS 3'])
     85 
     86 if __name__ == '__main__':
     87     import atexit
     88     lldb.SBDebugger.Initialize()
     89     atexit.register(lambda: lldb.SBDebugger.Terminate())
     90     unittest2.main()
     91