The row names for this test were very unspecific.
After reverse-engineering what they are testing, I gave them proper
descriptive names, which allowed me to notice that there were tests
for "filtered in after sourceModel->setData" but not for
"filtered out after sourceModel->setData".
Change-Id: Ib79108db803ae77fb65d29cf0c0ef96c26655980
Reviewed-by: Christian Ehrlicher <ch.ehrlicher@gmx.de>
Reviewed-by: Thorbjørn Lund Martsum <tmartsum@gmail.com>