added test configuration fixtures

tests/conftest.py

@@ -0,0 +1,21 @@
+import pytest
+
+from selenium.webdriver import Chrome
+from imaginaerraum_door_admin import create_app
+
+
+@pytest.fixture(scope='session')
+def app():
+    """Fixture to launch the webapp"""
+    app = create_app()
+
+    return app
+
+
+@pytest.fixture
+def browser():
+    """Fixture for a selenium browser to access the webapp."""
+    driver = Chrome()
+    driver.implicitly_wait(10)
+    yield driver
+    driver.quit()