>> Attached is a patch with additional test cases for
>> text-property-search which checks the returned match object.  Unlike
>> older test cases, these also check the value of prop-match-value.
>
> Looks good; I've now applied them to the trunk.

BTW, I tried to use text-property-search as a command interactively,
but it lacks support for reading the second argument VALUE.
Here is the patch that implements it: