This test returns a failure for any text within a VI matching the user-specified value:
The functionality provided by this test is very similar to the "Text" search mode of the standard Find (Ctrl-F) dialog in LabVIEW. However, there are some strings that the standard Find dialog can detect that this VI Analyzer test cannot.
This test is saved in LabVIEW 2012. Follow the instructions here to install and use this test.