| This tests that using an old text marker that references a removed container node won't crash. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| Text marker 1 is valid: true | |
| Text marker 2 is valid: true | |
| Text marker 1 is valid: false | |
| Text marker 2 is valid: false | |