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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 Radar9974002DataFormatterTestCase(TestBase):
     12 
     13     # test for rdar://problem/9974002 ()
     14     mydir = os.path.join("functionalities", "data-formatter", "rdar-9974002")
     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         if "clang" in self.getCompiler() and "3.4" in self.getCompilerVersion():
     38             self.skipTest("llvm.org/pr16214 -- clang emits partial DWARF for structures referenced via typedef")
     39 
     40         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
     41 
     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         # The stop reason of the thread should be breakpoint.
     47         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
     48             substrs = ['stopped',
     49                        'stop reason = breakpoint'])
     50 
     51         # This is the function to remove the custom formats in order to have a
     52         # clean slate for the next test case.
     53         def cleanup():
     54             self.runCmd('type summary clear', check=False)
     55 
     56         # Execute the cleanup function during test case tear down.
     57         self.addTearDownHook(cleanup)
     58 
     59         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer.first}\" container")
     60      
     61         self.expect('frame variable mine',
     62             substrs = ['mine = ',
     63                        '1', '<parent is NULL>'])
     64 
     65         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")
     66 
     67         self.expect('frame variable mine',
     68                     substrs = ['mine = ',
     69                                '1', '0x000000'])
     70 
     71         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%S}\" container")
     72 
     73         self.expect('frame variable mine',
     74                     substrs = ['mine = ',
     75                                '1', '0x000000'])
     76 
     77         self.runCmd("type summary add -s foo contained")
     78 
     79         self.expect('frame variable mine',
     80                     substrs = ['mine = ',
     81                                '1', 'foo'])
     82 
     83         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")
     84 
     85         self.expect('frame variable mine',
     86                     substrs = ['mine = ',
     87                                '1', 'foo'])
     88 
     89         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%V}\" container")
     90 
     91         self.expect('frame variable mine',
     92                     substrs = ['mine = ',
     93                                '1', '0x000000'])
     94 
     95         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer.first}\" container")
     96 
     97         self.expect('frame variable mine',
     98                     substrs = ['mine = ',
     99                                '1', '<parent is NULL>'])
    100 
    101         self.runCmd("type summary delete contained")
    102         self.runCmd("n")
    103 
    104         self.expect('frame variable mine',
    105                     substrs = ['mine = ',
    106                                '1', '<parent is NULL>'])
    107 
    108         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")
    109 
    110         self.expect('frame variable mine',
    111                     substrs = ['mine = ',
    112                                '1', '0x000000'])
    113 
    114         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%S}\" container")
    115 
    116         self.expect('frame variable mine',
    117                     substrs = ['mine = ',
    118                                '1', '0x000000'])
    119 
    120         self.runCmd("type summary add -s foo contained")
    121 
    122         self.expect('frame variable mine',
    123                     substrs = ['mine = ',
    124                                '1', 'foo'])
    125 
    126         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")
    127 
    128         self.expect('frame variable mine',
    129                     substrs = ['mine = ',
    130                                '1', 'foo'])
    131 
    132         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%V}\" container")
    133 
    134         self.expect('frame variable mine',
    135                     substrs = ['mine = ',
    136                                '1', '0x000000'])
    137 
    138         self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer.first}\" container")
    139 
    140         self.expect('frame variable mine',
    141                     substrs = ['mine = ',
    142                                '1', '<parent is NULL>'])
    143 
    144 
    145 if __name__ == '__main__':
    146     import atexit
    147     lldb.SBDebugger.Initialize()
    148     atexit.register(lambda: lldb.SBDebugger.Terminate())
    149     unittest2.main()
    150