How do I monitor a filename that has characters between date format codes?

Suppose you have file which is created daily whereby its filename is patterned after the current date; for example, current date is October 28, 2015 and a file was created with the name Test_File-y2015-m10-d28.log and you want it detected daily.

You can use the the following date format code, Test_File-y<today %Y>-m<today %m>-d<today %d>.log, as your Source Filename

FKM data view would be like;

Alternatively, you can do the same for <tomorrow> date codes. Using the same example as above, with the exception of applying the appropriate date code