[testsuite] Split Objective-C data formatter

# encoding: utf-8

"""

Test lldb data formatter subsystem.

"""

from __future__ import print_function

import lldb

from lldbsuite.test.decorators import *

from lldbsuite.test.lldbtest import *

from lldbsuite.test import lldbutil

class ObjCDataFormatterTestCase(TestBase):

   mydir = TestBase.compute_mydir(__file__)

   def appkit_tester_impl(self, commands):

      self.build()

      self.appkit_common_data_formatters_command()

      commands()

   def appkit_common_data_formatters_command(self):

      """Test formatters for AppKit classes."""

      self.target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(

          self, '// Set break point at this line.',

          lldb.SBFileSpec('main.m', False))

      # The stop reason of the thread should be breakpoint.

      self.expect(

          "thread list",

          STOPPED_DUE_TO_BREAKPOINT,

          substrs=['stopped', 'stop reason = breakpoint'])

      # This is the function to remove the custom formats in order to have a

      # clean slate for the next test case.

      def cleanup():

         self.runCmd('type format clear', check=False)

         self.runCmd('type summary clear', check=False)

         self.runCmd('type synth clear', check=False)

      # Execute the cleanup function during test case tear down.

      self.addTearDownHook(cleanup)