This test fails every once in a while, and has been for several months.
Please fix it or disable the test until it can be fixed.
Example:
<https://integration.wikimedia.org/ci/job/mediawiki-extensions-qunit/17083/console>
```
01:38:12 Chromium 45.0.2454 (Ubuntu 0.0.0) ve.dm.MWTransclusionNode getWikitext FAILED
01:38:12 afterEach failed on getWikitext: Pending AJAX requests: 0 (active: 1)
01:38:12 Error: Pending AJAX requests: 0 (active: 1)
01:38:12 at Object.teardown ..load.php
01:38:12 at Object.orgModule.teardown ..load.php
01:38:12 at Object.orgModule.teardown ..load.php
01:38:12 at Object.orgModule.teardown ..load.php
01:38:12 at runHook (node_modules/qunitjs/qunit/qunit.js:926:20)
01:38:12 at process (node_modules/qunitjs/qunit/qunit.js:583:24)
01:38:12 at begin (node_modules/qunitjs/qunit/qunit.js:628:2)
01:38:12 at node_modules/qunitjs/qunit/qunit.js:644:4
01:38:12
```