def test_version_number_errors_for_get_multiple_exploration_versions(self):
# Update exploration to version 2.
change_list = [
exp_domain.ExplorationChange({
'cmd': exp_domain.CMD_ADD_STATE,
'state_name': 'New state',
})
]
exp_services.update_exploration(feconf.SYSTEM_COMMITTER_ID,
self.EXP_1_ID, change_list, '')
# Update exploration to version 3.
change_list = [
exp_domain.ExplorationChange({
'cmd': exp_domain.CMD_ADD_STATE,
'state_name': 'New state 2',
})
]
exp_services.update_exploration(feconf.SYSTEM_COMMITTER_ID,
self.EXP_1_ID, change_list, '')
with self.assertRaisesRegexp(
ValueError,
'Requested version number 4 cannot be higher than the current '
'version number 3.'):
exp_fetchers.get_multiple_explorations_by_version(
self.EXP_1_ID, [1, 2, 3, 4])
with self.assertRaisesRegexp(ValueError,
'At least one version number is invalid'):
exp_fetchers.get_multiple_explorations_by_version(
self.EXP_1_ID, [1, 2, 2.5, 3])
def test_retrieval_of_multiple_exploration_versions(self):
# Update exploration to version 2.
change_list = [
exp_domain.ExplorationChange({
'cmd': exp_domain.CMD_ADD_STATE,
'state_name': 'New state',
})
]
exp_services.update_exploration(feconf.SYSTEM_COMMITTER_ID,
self.EXP_1_ID, change_list, '')
# Update exploration to version 3.
change_list = [
exp_domain.ExplorationChange({
'cmd': exp_domain.CMD_ADD_STATE,
'state_name': 'New state 2',
})
]
exp_services.update_exploration(feconf.SYSTEM_COMMITTER_ID,
self.EXP_1_ID, change_list, '')
exploration_latest = exp_fetchers.get_exploration_by_id(self.EXP_1_ID)
latest_version = exploration_latest.version
explorations = exp_fetchers.get_multiple_explorations_by_version(
self.EXP_1_ID, list(python_utils.RANGE(1, latest_version + 1)))
self.assertEqual(len(explorations), 3)
self.assertEqual(explorations[0].version, 1)
self.assertEqual(explorations[1].version, 2)
self.assertEqual(explorations[2].version, 3)
def test_retrieval_of_multiple_exploration_versions_for_fake_exp_id(self):
with self.assertRaisesRegexp(
ValueError, 'The given entity_id fake_exp_id is invalid'):
exp_fetchers.get_multiple_explorations_by_version(
'fake_exp_id', [1, 2, 3])
