is a name for a test fixed by the Parliament in 1680, when it repealed the Act of Supremacy in Scotland and established Presbytery, by which all that should be elected to fill any vacancy that should happen in Parliament were 'obliged to declare before God that they believed William and Mary to be king and queen dejure as well as defacto, and engaged to defend their title as such. The same, together with the Oath of Allegiance, was required to be signed by all in any public trust or office, civil, military, or ecclesiastical.