Add end-to-end test framework

app/tests/test_homepage.py

@@ -0,0 +1,11 @@
+import pytest
+from app import app
+from utils import client, recreate_db
+
+def test_homepage_ok(client):
+	"""Start with a blank database."""
+
+	assert app.config["TESTING"]
+
+	rv = client.get("/")
+	assert b"No packages available" in rv.data

app/tests/utils.py

@@ -0,0 +1,29 @@
+import pytest
+from app import app
+from app.models import db, User
+from app.default_data import populate
+
+def clear_data(session):
+	meta = db.metadata
+	for table in reversed(meta.sorted_tables):
+		session.execute(f'ALTER TABLE "{table.name}" DISABLE TRIGGER ALL;')
+		session.execute(table.delete())
+		session.execute(f'ALTER TABLE "{table.name}" ENABLE TRIGGER ALL;')
+		#session.execute(table.delete())
+
+def recreate_db():
+	clear_data(db.session)
+	populate(db.session)
+	db.session.commit()
+
+@pytest.fixture
+def client():
+	app.config["TESTING"] = True
+
+	recreate_db()
+	assert User.query.count() == 1
+
+	with app.test_client() as client:
+		yield client
+
+	app.config["TESTING"] = False