packages/Python/lldbsuite/test/functionalities/data-formatter/nsarraysynth/TestNSArraySynthetic.py

   1 """
   2 Test lldb data formatter subsystem.
   3 """
   4
   5 from __future__ import print_function
   6
   7
   8 import datetime
   9 import os
  10 import time
  11 import lldb
  12 from lldbsuite.test.decorators import *
  13 from lldbsuite.test.lldbtest import *
  14 from lldbsuite.test import lldbutil
  15
  16
  17 class NSArraySyntheticTestCase(TestBase):
  18
  19     mydir = TestBase.compute_mydir(__file__)
  20
  21     def setUp(self):
  22         # Call super's setUp().
  23         TestBase.setUp(self)
  24         # Find the line number to break at.
  25         self.line = line_number('main.m', '// Set break point at this line.')
  26
  27     @skipUnlessDarwin
  28     def test_rdar11086338_with_run_command(self):
  29         """Test that NSArray reports its synthetic children properly."""
  30         self.build()
  31         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
  32
  33         lldbutil.run_break_set_by_file_and_line(
  34             self, "main.m", self.line, num_expected_locations=1, loc_exact=True)
  35
  36         self.runCmd("run", RUN_SUCCEEDED)
  37
  38         # The stop reason of the thread should be breakpoint.
  39         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
  40                     substrs=['stopped',
  41                              'stop reason = breakpoint'])
  42
  43         # This is the function to remove the custom formats in order to have a
  44         # clean slate for the next test case.
  45         def cleanup():
  46             self.runCmd('type format clear', check=False)
  47             self.runCmd('type summary clear', check=False)
  48             self.runCmd('type synth clear', check=False)
  49
  50         # Execute the cleanup function during test case tear down.
  51         self.addTearDownHook(cleanup)
  52
  53         # Now check that we are displaying Cocoa classes correctly
  54         self.expect('frame variable arr',
  55                     substrs=['@"6 elements"'])
  56         self.expect('frame variable other_arr',
  57                     substrs=['@"4 elements"'])
  58         self.expect(
  59             'frame variable arr --ptr-depth 1',
  60             substrs=[
  61                 '@"6 elements"',
  62                 '[0] = 0x',
  63                 '[1] = 0x',
  64                 '[2] = 0x',
  65                 '[3] = 0x',
  66                 '[4] = 0x',
  67                 '[5] = 0x'])
  68         self.expect(
  69             'frame variable other_arr --ptr-depth 1',
  70             substrs=[
  71                 '@"4 elements"',
  72                 '[0] = 0x',
  73                 '[1] = 0x',
  74                 '[2] = 0x',
  75                 '[3] = 0x'])
  76         self.expect(
  77             'frame variable arr --ptr-depth 1 -d no-run-target',
  78             substrs=[
  79                 '@"6 elements"',
  80                 '@"hello"',
  81                 '@"world"',
  82                 '@"this"',
  83                 '@"is"',
  84                 '@"me"',
  85                 '@"http://www.apple.com'])
  86         self.expect(
  87             'frame variable other_arr --ptr-depth 1 -d no-run-target',
  88             substrs=[
  89                 '@"4 elements"',
  90                 '(int)5',
  91                 '@"a string"',
  92                 '@"6 elements"'])
  93         self.expect(
  94             'frame variable other_arr --ptr-depth 2 -d no-run-target',
  95             substrs=[
  96                 '@"4 elements"',
  97                 '@"6 elements" {',
  98                 '@"hello"',
  99                 '@"world"',
 100                 '@"this"',
 101                 '@"is"',
 102                 '@"me"',
 103                 '@"http://www.apple.com'])
 104
 105         self.assertTrue(
 106             self.frame().FindVariable("arr").MightHaveChildren(),
 107             "arr says it does not have children!")
 108         self.assertTrue(
 109             self.frame().FindVariable("other_arr").MightHaveChildren(),
 110             "arr says it does not have children!")