[TASK] Add unit test to cover stdWrap_stdWrap

Resolves: #76757
Releases: master
Change-Id: I6ae18fb0191da2bb2f92430b6f1dd5956ec760c0
Reviewed-on: https://review.typo3.org/48654


Reviewed-by: Daniel Goerz <ervaude@gmail.com>
Tested-by: Daniel Goerz <ervaude@gmail.com>
Reviewed-by: Joerg Boesche <typo3@joergboesche.de>
Tested-by: Joerg Boesche <typo3@joergboesche.de>
Reviewed-by: Susanne Moog <typo3@susannemoog.de>
Tested-by: Susanne Moog <typo3@susannemoog.de>