The constitutionality of the actions of a government employee is not determined by “how many have led to a Constitutional case”.
It is determined by that which is written in the document itself.
It is determined by that which is written in the document itself.
In other words, this is yet another question you can't answer, because you can't come up with a single case.
Of all the liberal law groups out there that are willing to jump on any case pro bono that involves the cops and has a chance to make it to the Supreme Court, you can't come up with a single one.