def test_db_model_keys():
# Tests that updates to fields are properly recorded in the KeyValueStore,
# and that the keys have been constructed correctly
key_store = DictKeyValueStore()
db_model = DbModel(key_store)
runtime = Runtime(Mock(), db_model, [TestMixin])
tester = runtime.construct_xblock_from_class(TestXBlock, ScopeIds('s0', 'TestXBlock', 'd0', 'u0'))
assert_false(db_model.has(tester, 'not a field'))
for field in tester.fields.values():
new_value = 'new ' + field.name
assert_false(db_model.has(tester, field.name))
setattr(tester, field.name, new_value)
# Write out the values
tester.save()
# Make sure everything saved correctly
for field in tester.fields.values():
assert_true(db_model.has(tester, field.name))
def get_key_value(scope, user_id, block_scope_id, field_name):
"""Gets the value, from `key_store`, of a Key with the given values."""
new_key = KeyValueStore.Key(scope, user_id, block_scope_id, field_name)
return key_store.db_dict[new_key]
# Examine each value in the database and ensure that keys were constructed correctly
assert_equals('new content', get_key_value(Scope.content, None, 'd0', 'content'))
assert_equals('new settings', get_key_value(Scope.settings, None, 'u0', 'settings'))
assert_equals('new user_state', get_key_value(Scope.user_state, 's0', 'u0', 'user_state'))
assert_equals('new preferences', get_key_value(Scope.preferences, 's0', 'TestXBlock', 'preferences'))
assert_equals('new user_info', get_key_value(Scope.user_info, 's0', None, 'user_info'))
assert_equals('new by_type', get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, 'TestXBlock', 'by_type'))
assert_equals('new for_all', get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, 'for_all'))
assert_equals('new user_def', get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), 's0', 'd0', 'user_def'))
assert_equals('new agg_global', get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, 'agg_global'))
assert_equals('new agg_type', get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, 'TestXBlock', 'agg_type'))
assert_equals('new agg_def', get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, 'd0', 'agg_def'))
assert_equals('new agg_usage', get_key_value(Scope.user_state_summary, None, 'u0', 'agg_usage'))
assert_equals('new mixin_content', get_key_value(Scope.content, None, 'd0', 'mixin_content'))
assert_equals('new mixin_settings', get_key_value(Scope.settings, None, 'u0', 'mixin_settings'))
assert_equals('new mixin_user_state', get_key_value(Scope.user_state, 's0', 'u0', 'mixin_user_state'))
assert_equals('new mixin_preferences', get_key_value(Scope.preferences, 's0', 'TestXBlock', 'mixin_preferences'))
assert_equals('new mixin_user_info', get_key_value(Scope.user_info, 's0', None, 'mixin_user_info'))
assert_equals('new mixin_by_type', get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, 'TestXBlock', 'mixin_by_type'))
assert_equals('new mixin_for_all', get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, 'mixin_for_all'))
assert_equals('new mixin_user_def', get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), 's0', 'd0', 'mixin_user_def'))
assert_equals('new mixin_agg_global', get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, 'mixin_agg_global'))
assert_equals('new mixin_agg_type', get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, 'TestXBlock', 'mixin_agg_type'))
assert_equals('new mixin_agg_def', get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, 'd0', 'mixin_agg_def'))
assert_equals('new mixin_agg_usage', get_key_value(Scope.user_state_summary, None, 'u0', 'mixin_agg_usage'))
def test_db_model_keys():
# Tests that updates to fields are properly recorded in the KeyValueStore,
# and that the keys have been constructed correctly
key_store = DictKeyValueStore()
db_model = DbModel(key_store)
runtime = Runtime(Mock(), db_model, [TestMixin])
tester = runtime.construct_xblock_from_class(TestXBlock, ScopeIds('s0', 'TestXBlock', 'd0', 'u0'))
assert_false(db_model.has(tester, 'not a field'))
for field in tester.fields.values():
new_value = 'new ' + field.name
assert_false(db_model.has(tester, field.name))
setattr(tester, field.name, new_value)
# Write out the values
tester.save()
# Make sure everything saved correctly
for field in tester.fields.values():
assert_true(db_model.has(tester, field.name))
def get_key_value(scope, user_id, block_scope_id, field_name):
"""Gets the value, from `key_store`, of a Key with the given values."""
new_key = KeyValueStore.Key(scope, user_id, block_scope_id, field_name)
return key_store.db_dict[new_key]
# Examine each value in the database and ensure that keys were constructed correctly
assert_equals('new content', get_key_value(Scope.content, None, 'd0', 'content'))
assert_equals('new settings', get_key_value(Scope.settings, None, 'u0', 'settings'))
assert_equals('new user_state', get_key_value(Scope.user_state, 's0', 'u0', 'user_state'))
assert_equals('new preferences', get_key_value(Scope.preferences, 's0', 'TestXBlock', 'preferences'))
assert_equals('new user_info', get_key_value(Scope.user_info, 's0', None, 'user_info'))
assert_equals('new by_type', get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, 'TestXBlock', 'by_type'))
assert_equals('new for_all', get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, 'for_all'))
assert_equals('new user_def', get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), 's0', 'd0', 'user_def'))
assert_equals('new agg_global', get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, 'agg_global'))
assert_equals('new agg_type', get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, 'TestXBlock', 'agg_type'))
assert_equals('new agg_def', get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, 'd0', 'agg_def'))
assert_equals('new agg_usage', get_key_value(Scope.user_state_summary, None, 'u0', 'agg_usage'))
assert_equals('new mixin_content', get_key_value(Scope.content, None, 'd0', 'mixin_content'))
assert_equals('new mixin_settings', get_key_value(Scope.settings, None, 'u0', 'mixin_settings'))
assert_equals('new mixin_user_state', get_key_value(Scope.user_state, 's0', 'u0', 'mixin_user_state'))
assert_equals('new mixin_preferences', get_key_value(Scope.preferences, 's0', 'TestXBlock', 'mixin_preferences'))
assert_equals('new mixin_user_info', get_key_value(Scope.user_info, 's0', None, 'mixin_user_info'))
assert_equals('new mixin_by_type', get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, 'TestXBlock', 'mixin_by_type'))
assert_equals('new mixin_for_all', get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, 'mixin_for_all'))
assert_equals('new mixin_user_def', get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), 's0', 'd0', 'mixin_user_def'))
assert_equals('new mixin_agg_global', get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, 'mixin_agg_global'))
assert_equals('new mixin_agg_type', get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, 'TestXBlock', 'mixin_agg_type'))
assert_equals('new mixin_agg_def', get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, 'd0', 'mixin_agg_def'))
assert_equals('new mixin_agg_usage', get_key_value(Scope.user_state_summary, None, 'u0', 'mixin_agg_usage'))
def test_default_fn():
key_store = SerialDefaultKVS()
db_model = DbModel(key_store)
tester = TestIntegerXblock(Mock(), db_model, Mock())
tester2 = TestIntegerXblock(Mock(), db_model, Mock())
# ensure value is not in tester before any actions
assert_false(db_model.has(tester, 'counter'))
# ensure value is same over successive calls for same DbModel
first_call = tester.counter
assert_equals(first_call, 1)
assert_equals(first_call, tester.counter)
# ensure the value is not saved in the object
assert_false(db_model.has(tester, 'counter'))
# ensure save does not save the computed default back to the object
tester.save()
assert_false(db_model.has(tester, 'counter'))
# ensure second object gets another value
second_call = tester2.counter
assert_equals(second_call, 2)
def test_default_fn():
key_store = SerialDefaultKVS()
db_model = DbModel(key_store)
tester = TestIntegerXblock(Mock(), db_model, Mock())
tester2 = TestIntegerXblock(Mock(), db_model, Mock())
# ensure value is not in tester before any actions
assert_false(db_model.has(tester, 'counter'))
# ensure value is same over successive calls for same DbModel
first_call = tester.counter
assert_equals(first_call, 1)
assert_equals(first_call, tester.counter)
# ensure the value is not saved in the object
assert_false(db_model.has(tester, 'counter'))
# ensure save does not save the computed default back to the object
tester.save()
assert_false(db_model.has(tester, 'counter'))
# ensure second object gets another value
second_call = tester2.counter
assert_equals(second_call, 2)
