packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-synthtype/TestDataFormatterSynthType.py

   1 """
   2 Test lldb data formatter subsystem.
   3 """
   4
   5 from __future__ import print_function
   6
   7
   8 import os
   9 import time
  10 import lldb
  11 from lldbsuite.test.decorators import *
  12 from lldbsuite.test.lldbtest import *
  13 from lldbsuite.test import lldbutil
  14
  15
  16 class DataFormatterSynthTypeTestCase(TestBase):
  17
  18     mydir = TestBase.compute_mydir(__file__)
  19
  20     def setUp(self):
  21         # Call super's setUp().
  22         TestBase.setUp(self)
  23         # Find the line number to break at.
  24         self.line = line_number('main.cpp', 'break here')
  25
  26     @skipIfFreeBSD  # llvm.org/pr20545 bogus output confuses buildbot parser
  27     def test_with_run_command(self):
  28         """Test using Python synthetic children provider to provide a typename."""
  29         self.build()
  30         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
  31
  32         lldbutil.run_break_set_by_file_and_line(
  33             self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True)
  34
  35         self.runCmd("run", RUN_SUCCEEDED)
  36
  37         # The stop reason of the thread should be breakpoint.
  38         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
  39                     substrs=['stopped',
  40                              'stop reason = breakpoint'])
  41
  42         # This is the function to remove the custom formats in order to have a
  43         # clean slate for the next test case.
  44         def cleanup():
  45             self.runCmd('type format clear', check=False)
  46             self.runCmd('type summary clear', check=False)
  47             self.runCmd('type filter 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         self.runCmd("script from myIntSynthProvider import *")
  54         self.runCmd("type synth add -l myIntSynthProvider myInt")
  55
  56         self.expect('frame variable x', substrs=['ThisTestPasses'])
  57         self.expect('frame variable y', substrs=['ThisTestPasses'])
  58         self.expect('frame variable z', substrs=['ThisTestPasses'])