{ "uuid": [ { "value": "c2315804-efa4-4b5e-ae67-41457d8cd8c8" } ], "langcode": [ { "value": "en" } ], "type": [ { "target_id": "daily_email", "target_type": "node_type", "target_uuid": "8bde1f2f-eef9-4f2d-ae9c-96921f8193d7" } ], "revision_timestamp": [ { "value": "2025-05-11T09:00:22+00:00" } ], "revision_uid": [ { "target_type": "user", "target_uuid": "b8966985-d4b2-42a7-a319-2e94ccfbb849" } ], "revision_log": [], "status": [ { "value": true } ], "uid": [ { "target_type": "user", "target_uuid": "b8966985-d4b2-42a7-a319-2e94ccfbb849" } ], "title": [ { "value": "Tests can assert multiple things" } ], "created": [ { "value": "2024-01-19T00:00:00+00:00" } ], "changed": [ { "value": "2025-05-11T09:00:22+00:00" } ], "promote": [ { "value": false } ], "sticky": [ { "value": false } ], "default_langcode": [ { "value": true } ], "revision_translation_affected": [ { "value": true } ], "path": [ { "alias": "\/daily\/2024\/01\/19\/tests-can-assert-multiple-things", "langcode": "en" } ], "body": [ { "value": "\n
Similar to \"a method should only have one return statement\", I've seen similar advice when working with tests: \"Tests should only have a single assertion\".<\/p>\n\n
I don't think this is true, and in my experience, you need multiple assertions to have a thorough test.<\/p>\n\n
And, whilst similar assertions add some duplication, they can make the intent clearer and give better error messages.<\/p>\n\n
Instead, I focus on one test case per test.<\/p>\n\n
If I'm testing the following:<\/p>\n\n
These will be split into separate tests - making it easier to read and maintain the code and have faster execution times by running only the tests I want with the minimum amount of code in each - regardless of how many assertions are in each.<\/p>\n\n ", "format": "full_html", "processed": "\n
Similar to \"a method should only have one return statement\", I've seen similar advice when working with tests: \"Tests should only have a single assertion\".<\/p>\n\n
I don't think this is true, and in my experience, you need multiple assertions to have a thorough test.<\/p>\n\n
And, whilst similar assertions add some duplication, they can make the intent clearer and give better error messages.<\/p>\n\n
Instead, I focus on one test case per test.<\/p>\n\n
If I'm testing the following:<\/p>\n\n
These will be split into separate tests - making it easier to read and maintain the code and have faster execution times by running only the tests I want with the minimum amount of code in each - regardless of how many assertions are in each.<\/p>\n\n ", "summary": null } ] }