PRESUBMIT_test_mocks.py

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# Copyright 2020 The PDFium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
 
import re
 
 
class MockInputApi(object):
  """Mock class for the InputApi class.
 
  This class can be used for unittests for presubmit by initializing the files
  attribute as the list of changed files.
  """
 
  def __init__(self):
    self.files = []
    self.re = re
 
  def AffectedFiles(self, file_filter=None, include_deletes=False):
    # pylint: disable=unused-argument
    return self.files
 
 
class MockOutputApi(object):
  """Mock class for the OutputApi class.
 
  An instance of this class can be passed to presubmit unittests for outputting
  various types of results.
  """
 
  class PresubmitResult(object):
 
    def __init__(self, message, items=None, long_text=''):
      self.message = message
      self.items = items
      self.long_text = long_text
 
    def __repr__(self):
      return self.message
 
  class PresubmitError(PresubmitResult):
 
    def __init__(self, message, items=None, long_text=''):
      MockOutputApi.PresubmitResult.__init__(self, message, items, long_text)
      self.type = 'error'
 
  class PresubmitPromptWarning(PresubmitResult):
 
    def __init__(self, message, items=None, long_text=''):
      MockOutputApi.PresubmitResult.__init__(self, message, items, long_text)
      self.type = 'warning'
 
 
class MockFile(object):
  """Mock class for the File class.
 
  This class can be used to form the mock list of changed files in
  MockInputApi for presubmit unittests.
  """
 
  def __init__(self,
               local_path,
               new_contents=None,
               old_contents=None,
               action='A'):
    self._local_path = local_path
    if new_contents is None:
      new_contents = []
    self._new_contents = new_contents
    self._changed_contents = [(i + 1, l) for i, l in enumerate(new_contents)]
    self._action = action
    self._old_contents = old_contents
 
  def ChangedContents(self):
    return self._changed_contents
 
  def LocalPath(self):
    return self._local_path