class FlashScopeTestCase(TestCase):
"""Tests the FlashScope object.
"""
def setUp(self):
"""Create a FlashScope object to be used by the test methods.
"""
self.flash = FlashScope()
self.flash['message'] = 'Message'
def test_contains(self):
"""FlashScope: "key in flash" syntax should be supported.
"""
self.assertFalse('another_message' in self.flash)
self.assertTrue('message' in self.flash)
def test_get_item(self):
"""FlashScope: flash[key]" syntax should be supported.
"""
self.assertRaises(KeyError, lambda: self.flash['another_message']);
self.assertEqual('Message', self.flash['message']);
def test_set_item(self):
"""FlashScope: flash[key] = value" syntax should be supported.
"""
self.flash['another_message'] = 'Another message'
self.assertEqual('Another message', self.flash['another_message']);
def test_del_item(self):
"""FlashScope: "del flash[key]" syntax should be supported.
"""
self.assertEqual('Message', self.flash['message'])
del self.flash['message']
self.assertFalse('message' in self.flash)
def test_clear(self):
"""FlashScope: flash.clear() should remove all items from the flash scope.
"""
self.flash['anotherMessage'] = 'Another message'
self.assertEqual(2, len(self.flash))
self.flash.clear()
self.assertEqual(0, len(self.flash))
def test_len(self):
"""FlashScope: "len(flash)" syntax should be supported.
"""
self.assertEqual(1, len(self.flash))
def test_keys(self):
"""FlashScope: Should return the list of keys stored in the flash scope.
"""
self.assertEqual(['message'], self.flash.keys())
def test_values(self):
"""FlashScope: Should return the list of values stored in the flash scope.
"""
self.assertEqual(['Message'], self.flash.values())
def test_items(self):
"""FlashScope: Should return the list of items stored in the flash scope.
"""
self.assertEqual([('message', 'Message')], self.flash.items())
def test_iterkeys(self):
"""FlashScope: Should return an iterator to the keys stored in the flash scope.
"""
iterator = self.flash.iterkeys()
self.assertEqual('message', iterator.next())
self.assertRaises(StopIteration, iterator.next)
def test_itervalues(self):
"""FlashScope: Should return an iterator to the values stored in the flash scope.
"""
iterator = self.flash.itervalues()
self.assertEqual('Message', iterator.next())
self.assertRaises(StopIteration, iterator.next)
def test_iteritems(self):
"""FlashScope: Should return an iterator to the items stored in the flash scope.
"""
iterator = self.flash.iteritems()
self.assertEqual(('message', 'Message'), iterator.next())
self.assertRaises(StopIteration, iterator.next)
def test_add_with_existing_non_list_value(self):
"""FlashScope: Should add values to a key even if the current value is not a list.
"""
self.flash.add('message', 'Another Message')
self.assertEqual(['Message', 'Another Message'], self.flash['message'])
def test_add_with_existing_list_value(self):
"""FlashScope: Should add a new value if the current value is a list.
"""
self.flash['another_message'] = ['Message 1']
self.flash.add('another_message', 'Message 2')
self.assertEqual(['Message 1', 'Message 2'], self.flash['another_message'])
def test_add_with_no_existing_value(self):
"""FlashScope: Should add a value even if the given key doesn't exists.
"""
self.flash.add('another_message', 'Another Message')
self.assertEqual(['Another Message'], self.flash['another_message'])
def test_get(self):
"""FlashScope: Should return a default value if the given key doesn' exists.
"""
self.assertEqual('Oops', self.flash.get('another_message', 'Oops'))
self.assertEqual('Message', self.flash.get('message', 'Something'))
self.assertEqual(None, self.flash.get('another_message'))
def test_pop(self):
"""FlashScope: Should pop an item from the flash scope.
"""
self.assertEqual(None,self.flash.pop('another_message'))
self.assertEqual('Message', self.flash.pop('message'))
self.assertFalse('message' in self.flash)
def test_pop_used_value(self):
"""FlashScope: Should pop an used item from the flash scope.
"""
self.flash.update()
self.assertEqual('Message', self.flash.pop('message'))
self.assertFalse('message' in self.flash)
def test_has_key(self):
"""FlashScope: Should check if there's a value related with the given key.
"""
self.assertFalse(self.flash.has_key('another_message'))
self.assertTrue(self.flash.has_key('message'))
def test_put(self):
"""FlashScope: Should put several values into the flash scope at the same time.
"""
self.flash.put(msg1='Message1', msg2='Message2')
self.assertEqual('Message1', self.flash['msg1'])
self.assertEqual('Message2', self.flash['msg2'])
def test_discard(self):
"""FlashScope: Should mark a flash-scoped value for removal.
"""
self.flash.discard()
self.flash.update()
self.assertFalse('message' in self.flash)
def test_keep(self):
"""FlashScope: Should avoid the removal of specific flash-scoped values.
"""
self.flash.update()
self.flash.keep('message')
self.flash.update()
self.assertEqual('Message', self.flash['message'])
self.flash.update()
self.assertFalse('message' in self.flash)
def test_keep_all(self):
"""FlashScope: Should avoid the removal of all flash-scoped values.
"""
self.flash.update()
self.flash.keep()
self.flash.update()
self.assertEqual('Message', self.flash['message'])
self.flash.update()
self.assertFalse('message' in self.flash)
def test_alternative_now(self):
"""FlashScope: Immediate values (flash.now) should be supported.
"""
self.flash.now(another_message='Another message')
self.assertEqual('Another message', self.flash['another_message'])
self.flash.update()
self.assertFalse('another_message' in self.flash)
def test_now(self):
"""FlashScope: "flash.now[key] = value" syntax should be supported.
"""
self.flash.now['another_message'] = 'Another message'
self.assertEqual('Another message', self.flash['another_message'])
self.flash.update()
self.assertFalse('another_message' in self.flash)
def test_now_get_item(self):
"""FlashScope: "FlashScope: "flash.now[key]" syntax should be supported.
"""
self.flash.now['another_message'] = 'Another message'
self.assertEqual('Another message', self.flash.now['another_message'])
def test_now_contains(self):
"""FlashScope: "key in flash.now" syntax should be supported.
"""
self.assertFalse('another_message' in self.flash.now)
self.flash.now['another_message'] = 'Another message'
self.assertTrue('another_message' in self.flash.now)
def test_replace_value(self):
"""FlashScope: Should replace a value properly.
"""
self.flash['message'] = 'Message'
self.flash.update()
self.assertEqual('Message', self.flash['message'])
self.flash['message'] = 'Another Message'
self.assertEqual('Another Message', self.flash['message'])
self.flash.update()
self.assertEqual('Another Message', self.flash['message'])
self.flash.update()
self.assertFalse('message' in self.flash)
def test_replace_with_immediage_value(self):
"""FlashScope: Should replace a value properly by a immediate value.
"""
self.flash['message'] = 'Message'
self.flash.update()
self.assertEqual('Message', self.flash['message'])
self.flash.now['message'] = 'Another Message'
self.assertEqual('Another Message', self.flash['message'])
self.flash.update()
self.assertFalse('message' in self.flash)
class FlashScopeTestCase(TestCase):
"""Tests the FlashScope object.
"""
def setUp(self):
"""Create a FlashScope object to be used by the test methods.
"""
self.flash = FlashScope()
self.flash['info'] = 'Info'
def test_restore(self):
"""FlashScope: Should restore the flash using a dict.
"""
data = {_SESSION_KEY: {'info' : 'Info',
'error': 'Error'},
_USED_KEY : {'error': None}}
self.flash = FlashScope(data)
self.assertEqual(2, len(self.flash))
self.assertEqual('Info', self.flash['info'])
self.assertEqual('Error', self.flash['error'])
self.flash.update()
self.assertEqual('Info', self.flash['info'])
self.assertFalse('error' in self.flash)
def test_restore_immutability(self):
"""FlashScope: Should restore the flash using a shallow copy of a dict.
"""
data = {_SESSION_KEY: {'info' : 'Info',
'error': 'Error'},
_USED_KEY : {'error': None}}
self.flash = FlashScope(data)
self.assertEqual('Info', self.flash['info'])
del data[_SESSION_KEY]['info']
self.assertTrue('info' in self.flash)
def test_restore_with_invalid_type(self):
"""FlashScope: Should not restore the flash using an invalid object.
"""
self.assertRaises(TypeError, lambda: FlashScope('invalid_data'))
def test_restore_with_invalid_keys(self):
"""FlashScope: Should not restore the flash using a dict with invalid keys.
"""
data = {_SESSION_KEY: None}
self.assertRaises(ValueError, lambda: FlashScope(data))
data = {_USED_KEY: None}
self.assertRaises(ValueError, lambda: FlashScope(data))
def test_restore_with_invalid_values(self):
"""FlashScope: Should not restore the flash using a dict with invalid values.
"""
data = {_SESSION_KEY: {}, _USED_KEY: None}
self.assertRaises(ValueError, lambda: FlashScope(data))
data = {_SESSION_KEY: None, _USED_KEY: {}}
self.assertRaises(ValueError, lambda: FlashScope(data))
def test_contains(self):
"""FlashScope: "key in flash" syntax should be supported.
"""
self.assertFalse('error' in self.flash)
self.assertEqual('Info', self.flash['info'])
def test_get_item(self):
"""FlashScope: flash[key]" syntax should be supported.
"""
self.assertRaises(KeyError, lambda: self.flash['error']);
self.assertEqual('Info', self.flash['info']);
def test_set_item(self):
"""FlashScope: flash[key] = value" syntax should be supported.
"""
self.flash['error'] = 'Error'
self.assertEqual('Error', self.flash['error']);
def test_del_item(self):
"""FlashScope: "del flash[key]" syntax should be supported.
"""
self.assertEqual('Info', self.flash['info'])
del self.flash['info']
self.assertFalse('info' in self.flash)
def test_clear(self):
"""FlashScope: flash.clear() should remove all items from the flash scope.
"""
self.flash['error'] = 'Error'
self.assertEqual(2, len(self.flash))
self.flash.clear()
self.assertEqual(0, len(self.flash))
def test_len(self):
"""FlashScope: "len(flash)" syntax should be supported.
"""
self.assertEqual(1, len(self.flash))
def test_keys(self):
"""FlashScope: Should return the list of keys stored in the flash scope.
"""
self.assertEqual(['info'], self.flash.keys())
def test_values(self):
"""FlashScope: Should return the list of values stored in the flash scope.
"""
self.assertEqual(['Info'], self.flash.values())
def test_items(self):
"""FlashScope: Should return the list of items stored in the flash scope.
"""
self.assertEqual([('info', 'Info')], self.flash.items())
def test_iterkeys(self):
"""FlashScope: Should return an iterator to the keys stored in the flash scope.
"""
iterator = self.flash.iterkeys()
self.assertEqual('info', iterator.next())
self.assertRaises(StopIteration, iterator.next)
def test_itervalues(self):
"""FlashScope: Should return an iterator to the values stored in the flash scope.
"""
iterator = self.flash.itervalues()
self.assertEqual('Info', iterator.next())
self.assertRaises(StopIteration, iterator.next)
def test_iteritems(self):
"""FlashScope: Should return an iterator to the items stored in the flash scope.
"""
iterator = self.flash.iteritems()
self.assertEqual(('info', 'Info'), iterator.next())
self.assertRaises(StopIteration, iterator.next)
def test_add_with_existing_non_list_value(self):
"""FlashScope: Should add values to a key even if the current value is not a list.
"""
self.flash.add('info', 'Error')
self.assertEqual(['Info', 'Error'], self.flash['info'])
def test_add_with_existing_list_value(self):
"""FlashScope: Should add a new value if the current value is a list.
"""
self.flash['error'] = ['Error 1']
self.flash.add('error', 'Error 2')
self.assertEqual(['Error 1', 'Error 2'], self.flash['error'])
def test_add_with_no_existing_value(self):
"""FlashScope: Should add a value even if the given key doesn't exists.
"""
self.flash.add('error', 'Error')
self.assertEqual(['Error'], self.flash['error'])
def test_get(self):
"""FlashScope: Should return a default value if the given key doesn' exists.
"""
self.assertEqual('Oops', self.flash.get('error', 'Oops'))
self.assertEqual('Info', self.flash.get('info', 'Something'))
self.assertEqual(None, self.flash.get('error'))
def test_pop(self):
"""FlashScope: Should pop an item from the flash scope.
"""
self.assertEqual(None, self.flash.pop('error'))
self.assertEqual('Info', self.flash.pop('info'))
self.assertFalse('info' in self.flash)
def test_pop_used_value(self):
"""FlashScope: Should pop an used item from the flash scope.
"""
self.flash.update()
self.assertEqual('Info', self.flash.pop('info'))
self.assertFalse('info' in self.flash)
def test_has_key(self):
"""FlashScope: Should check if there's a value related with the given key.
"""
self.assertFalse(self.flash.has_key('error'))
self.assertTrue(self.flash.has_key('info'))
def test_put(self):
"""FlashScope: Should put several values into the flash scope at the same time.
"""
self.flash.put(warn='Warning', error='Error')
self.assertEqual('Warning', self.flash['warn'])
self.assertEqual('Error', self.flash['error'])
def test_discard(self):
"""FlashScope: Should mark a flash-scoped value for removal.
"""
self.flash.discard()
self.flash.update()
self.assertFalse('info' in self.flash)
def test_keep(self):
"""FlashScope: Should avoid the removal of specific flash-scoped values.
"""
self.flash.update()
self.flash.keep('info')
self.flash.update()
self.assertEqual('Info', self.flash['info'])
self.flash.update()
self.assertFalse('info' in self.flash)
def test_keep_all(self):
"""FlashScope: Should avoid the removal of all flash-scoped values.
"""
self.flash.update()
self.flash.keep()
self.flash.update()
self.assertEqual('Info', self.flash['info'])
self.flash.update()
self.assertFalse('info' in self.flash)
def test_alternative_now(self):
"""FlashScope: Immediate values (flash.now) should be supported.
"""
self.flash.now(error='Error')
self.assertEqual('Error', self.flash['error'])
self.flash.update()
self.assertFalse('error' in self.flash)
def test_now(self):
"""FlashScope: "flash.now[key] = value" syntax should be supported.
"""
self.flash.now['error'] = 'Error'
self.assertEqual('Error', self.flash['error'])
self.flash.update()
self.assertFalse('error' in self.flash)
def test_now_get_item(self):
"""FlashScope: "FlashScope: "flash.now[key]" syntax should be supported.
"""
self.flash.now['error'] = 'Error'
self.assertEqual('Error', self.flash.now['error'])
def test_now_contains(self):
"""FlashScope: "key in flash.now" syntax should be supported.
"""
self.assertFalse('error' in self.flash.now)
self.flash.now['error'] = 'Error'
self.assertTrue('error' in self.flash.now)
def test_replace_value(self):
"""FlashScope: Should replace a value properly.
"""
self.flash.update()
self.assertEqual('Info', self.flash['info'])
self.flash['info'] = 'Error'
self.assertEqual('Error', self.flash['info'])
self.flash.update()
self.assertEqual('Error', self.flash['info'])
self.flash.update()
self.assertFalse('info' in self.flash)
def test_replace_with_immediage_value(self):
"""FlashScope: Should replace a value properly by a immediate value.
"""
self.flash.update()
self.assertEqual('Info', self.flash['info'])
self.flash.now['info'] = 'Error'
self.assertEqual('Error', self.flash['info'])
self.flash.update()
self.assertFalse('info' in self.flash)
def test_empty_to_dict(self):
"""FlashScope: Should export the flash data to a dict even if it's empty.
"""
self.flash = FlashScope()
expected_data = {_SESSION_KEY: {}, _USED_KEY:{}}
data = self.flash.to_dict()
self.assertEqual(expected_data, data)
def test_to_dict(self):
"""FlashScope: Should export the flash data to a dict.
"""
self.flash.update()
self.flash['error'] = 'Error'
expected_data = {_SESSION_KEY: {'info' : 'Info',
'error': 'Error'},
_USED_KEY : {'info' : None}}
data = self.flash.to_dict()
self.assertEqual(expected_data, data)
def test_to_dict_immutability(self):
"""FlashScope: Should export a copy of the flash data as a dict.
"""
data = self.flash.to_dict()
del self.flash['info']
self.assertEqual('Info', data[_SESSION_KEY]['info'])
