old_contents: # -*- coding: utf-8 -*-
  
  import pytest
  from pook.matchers.base import BaseMatcher
  
  
  class _BaseMatcher(BaseMatcher):
  
      def match(self, x):
          pass
  
  
  def test_base_matcher_instance():
      matcher = _BaseMatcher('foo')
      assert matcher.name is '_BaseMatcher'
      assert matcher.negate is False
      assert matcher.expectation == 'foo'
      assert matcher.to_dict() == {'_BaseMatcher': 'foo'}
      assert matcher.__repr__() == '_BaseMatcher(foo)'
      assert matcher.__str__() == 'foo'
  
  
  def test_base_matcher_compare():
      assert _BaseMatcher('foo').compare('foo', 'foo')
  
      assert _BaseMatcher('foo').compare('foo', 'foo')
  
      with pytest.raises(AssertionError):
          assert _BaseMatcher('foo').compare('foo', 'bar')
  
  
  def test_base_matcher_exceptions():
      assert _BaseMatcher('foo').match(None) is None
  
      with pytest.raises(ValueError,
                         message='expectation argument cannot be empty'):
          _BaseMatcher(None)
  
  
  def test_base_matcher_matcher():
      assert BaseMatcher.matcher(lambda x: True)(BaseMatcher)
  
      matcher = _BaseMatcher('foo', negate=True)
      assert BaseMatcher.matcher(lambda x: False)(matcher)
  
new_contents: # -*- coding: utf-8 -*-
  
  import pytest
  from pook.matchers.base import BaseMatcher
  
  
  class _BaseMatcher(BaseMatcher):
  
      def match(self, x):
          pass
  
  
  def test_base_matcher_instance():
      matcher = _BaseMatcher('foo')
      assert matcher.name == '_BaseMatcher'
      assert matcher.negate is False
      assert matcher.expectation == 'foo'
      assert matcher.to_dict() == {'_BaseMatcher': 'foo'}
      assert matcher.__repr__() == '_BaseMatcher(foo)'
      assert matcher.__str__() == 'foo'
  
  
  def test_base_matcher_compare():
      assert _BaseMatcher('foo').compare('foo', 'foo')
  
      assert _BaseMatcher('foo').compare('foo', 'foo')
  
      with pytest.raises(AssertionError):
          assert _BaseMatcher('foo').compare('foo', 'bar')
  
  
  def test_base_matcher_exceptions():
      assert _BaseMatcher('foo').match(None) is None
  
      with pytest.raises(ValueError,
                         message='expectation argument cannot be empty'):
          _BaseMatcher(None)
  
  
  def test_base_matcher_matcher():
      assert BaseMatcher.matcher(lambda x: True)(BaseMatcher)
  
      matcher = _BaseMatcher('foo', negate=True)
      assert BaseMatcher.matcher(lambda x: False)(matcher)
  
subject: use strict equality assertion