Alexander Hess
78dba23d5d
- create `*Factory` classes with fakerboy and faker that generate randomized instances of the ORM models - add new pytest marker: "db" are the integration tests involving the database whereas "e2e" will be all other integration tests - streamline the docstrings in the ORM models
108 lines
3.6 KiB
Python
108 lines
3.6 KiB
Python
"""Test the ORM's `Courier` model."""
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# pylint:disable=no-self-use
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import pytest
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from sqlalchemy import exc as sa_exc
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from urban_meal_delivery import db
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class TestSpecialMethods:
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"""Test special methods in `Courier`."""
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def test_create_courier(self, courier):
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"""Test instantiation of a new `Courier` object."""
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assert courier is not None
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def test_text_representation(self, courier):
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"""`Courier` has a non-literal text representation."""
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result = repr(courier)
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assert result == f'<Courier(#{courier.id})>'
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@pytest.mark.db
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@pytest.mark.no_cover
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class TestConstraints:
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"""Test the database constraints defined in `Courier`."""
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def test_insert_into_database(self, db_session, courier):
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"""Insert an instance into the (empty) database."""
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assert db_session.query(db.Courier).count() == 0
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db_session.add(courier)
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db_session.commit()
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assert db_session.query(db.Courier).count() == 1
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def test_invalid_vehicle(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.vehicle = 'invalid'
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='available_vehicle_types'):
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db_session.commit()
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def test_negative_speed(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.historic_speed = -1
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='realistic_speed'):
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db_session.commit()
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def test_unrealistic_speed(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.historic_speed = 999
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='realistic_speed'):
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db_session.commit()
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def test_negative_capacity(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.capacity = -1
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='capacity_under_200_liters'):
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db_session.commit()
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def test_too_much_capacity(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.capacity = 999
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='capacity_under_200_liters'):
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db_session.commit()
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def test_negative_pay_per_hour(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.pay_per_hour = -1
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='realistic_pay_per_hour'):
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db_session.commit()
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def test_too_much_pay_per_hour(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.pay_per_hour = 9999
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='realistic_pay_per_hour'):
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db_session.commit()
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def test_negative_pay_per_order(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.pay_per_order = -1
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='realistic_pay_per_order'):
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db_session.commit()
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def test_too_much_pay_per_order(self, db_session, courier):
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"""Insert an instance with invalid data."""
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courier.pay_per_order = 999
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db_session.add(courier)
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with pytest.raises(sa_exc.IntegrityError, match='realistic_pay_per_order'):
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db_session.commit()
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