def test_get_filter_stack_for(self):
# Save the current registry
original_registry = filters._reset_registry()
self.addCleanup(filters._reset_registry, original_registry)
# Test filter stack lookup
a_stack = [ContentFilter('b', 'c')]
d_stack = [ContentFilter('d', 'D')]
z_stack = [ContentFilter('y', 'x'), ContentFilter('w', 'v')]
self._register_map('foo', a_stack, z_stack)
self._register_map('bar', d_stack, z_stack)
prefs = (('foo','v1'),)
self.assertEqual(a_stack, _get_filter_stack_for(prefs))
prefs = (('foo','v2'),)
self.assertEqual(z_stack, _get_filter_stack_for(prefs))
prefs = (('foo','v1'), ('bar','v1'))
self.assertEqual(a_stack + d_stack, _get_filter_stack_for(prefs))
# Test an unknown preference
prefs = (('baz','v1'),)
self.assertEqual([], _get_filter_stack_for(prefs))
# Test an unknown value
prefs = (('foo','v3'),)
self.assertEqual([], _get_filter_stack_for(prefs))
# Test a value of None is skipped
prefs = (('foo',None), ('bar', 'v1'))
self.assertEqual(d_stack, _get_filter_stack_for(prefs))
def test_get_filter_stack_for(self):
# Save the current registry
original_registry = filters._reset_registry()
self.addCleanup(filters._reset_registry, original_registry)
# Test filter stack lookup
a_stack = [ContentFilter('b', 'c')]
d_stack = [ContentFilter('d', 'D')]
z_stack = [ContentFilter('y', 'x'), ContentFilter('w', 'v')]
self._register_map('foo', a_stack, z_stack)
self._register_map('bar', d_stack, z_stack)
prefs = (('foo','v1'),)
self.assertEqual(a_stack, _get_filter_stack_for(prefs))
prefs = (('foo','v2'),)
self.assertEqual(z_stack, _get_filter_stack_for(prefs))
prefs = (('foo','v1'), ('bar','v1'))
self.assertEqual(a_stack + d_stack, _get_filter_stack_for(prefs))
# Test an unknown preference
prefs = (('baz','v1'),)
self.assertEqual([], _get_filter_stack_for(prefs))
# Test an unknown value
prefs = (('foo','v3'),)
self.assertEqual([], _get_filter_stack_for(prefs))
# Test a value of None is skipped
prefs = (('foo',None), ('bar', 'v1'))
self.assertEqual(d_stack, _get_filter_stack_for(prefs))
def test_filter_stack_maps(self):
# Save the current registry
original_registry = filters._reset_registry()
self.addCleanup(filters._reset_registry, original_registry)
# Test registration
a_stack = [ContentFilter('b', 'c')]
z_stack = [ContentFilter('y', 'x'), ContentFilter('w', 'v')]
self._register_map('foo', a_stack, z_stack)
self.assertEqual(['foo'], _get_registered_names())
self._register_map('bar', z_stack, a_stack)
self.assertEqual(['bar', 'foo'], _get_registered_names())
# Test re-registration raises an error
self.assertRaises(KeyError, self._register_map,
'foo', [], [])
def test_filter_stack_maps(self):
# Save the current registry
original_registry = filters._reset_registry()
self.addCleanup(filters._reset_registry, original_registry)
# Test registration
a_stack = [ContentFilter('b', 'c')]
z_stack = [ContentFilter('y', 'x'), ContentFilter('w', 'v')]
self._register_map('foo', a_stack, z_stack)
self.assertEqual(['foo'], _get_registered_names())
self._register_map('bar', z_stack, a_stack)
self.assertEqual(['bar', 'foo'], _get_registered_names())
# Test re-registration raises an error
self.assertRaises(KeyError, self._register_map,
'foo', [], [])
