def test_upgrade_and_downgrade(self, uri_left, alembic_config_left):
"""Test all migrations up and down.
Tests that we can apply all migrations from a brand new empty
database, and also that we can remove them all.
"""
setup_extensions(uri_left)
engine, script = prepare_schema_from_migrations(
uri_left, alembic_config_left)
head = get_head_revision(alembic_config_left, engine, script)
current = get_current_revision(alembic_config_left, engine, script)
assert head == current
while current is not None:
command.downgrade(alembic_config_left, '-1')
current = get_current_revision(alembic_config_left, engine, script)
def test_get_current_revision(_get_revision_mock):
config, engine, script = Mock(), Mock(), Mock()
result = get_current_revision(config, engine, script)
assert _get_revision_mock.return_value == result
_get_revision_mock.assert_called_once_with(config, engine, script)
def test_upgrade_and_downgrade(uri_left, alembic_config_left):
"""Test all migrations up and down.
Tests that we can apply all migrations from a brand new empty
database, and also that we can remove them all.
"""
engine, script = prepare_schema_from_migrations(
uri_left, alembic_config_left)
head = get_head_revision(alembic_config_left, engine, script)
current = get_current_revision(alembic_config_left, engine, script)
assert head == current
while current is not None:
command.downgrade(alembic_config_left, '-1')
current = get_current_revision(alembic_config_left, engine, script)