Fixed review findings

* Added ip-whitelisting to fixture operational_saas_database_id
* Verified fixture in test_operational_database

pytest-saas/exasol/pytest_saas/__init__.py

@@ -96,5 +96,6 @@ def saas_database(
 @pytest.fixture(scope="session")
 def operational_saas_database_id(api_access, saas_database) -> str:
     db = saas_database
+    api_access.add_allowed_ip()
     api_access.wait_until_running(db.id)
     return db.id

pytest-saas/test/integration/pytest_saas_test.py

@@ -54,6 +54,11 @@ def test_cli_args(request):
          ),
     ])
 def test_pass_options_via_cli(pytester, make_test_files, files, cli_args):
+    """
+    This test could also be called a unit test and verifies that the CLI
+    arguments are registered correctly, can be passed to pytest, and are
+    accessible within external test cases.
+    """
     make_test_files(pytester, files)
     result = pytester.runpytest(*cli_args)
     assert result.ret == pytest.ExitCode.OK
@@ -114,3 +119,13 @@ def {testname}(saas_database):
     captured = capsys.readouterr()
     assert result.ret != pytest.ExitCode.OK
     assert "Database not found" in captured.out
+
+
+def test_operational_database(request, pytester):
+    testname = request.node.name
+    pytester.makepyfile(** _testfile( f"""
+    def {testname}(operational_saas_database_id):
+        assert operational_saas_database_id is not None
+    """))
+    result = pytester.runpytest()
+    assert result.ret == pytest.ExitCode.OK