SELECT 't4', ST_Equals('LINESTRING (-1 -1, 2 2)', ST_OrientedEnvelope('MULTIPOINT ((0 0), (-1 -1), (2 2))'));
SELECT 't5', ST_Equals('POINT (0.9625 2)', ST_OrientedEnvelope('POINT (0.9625 2)'));
-- Also works for normal inputs
-SELECT 't6', ST_Equals('POLYGON ((3 2, 2.88 2.16, -1.12 -0.84, -1 -1, 3 2))', ST_OrientedEnvelope('MULTIPOINT ((0 0), (-1 -1), (3 2))'));
+-- Check using text to avoid precision difference between various GEOS versions
+SELECT 't6', ST_AsText(ST_OrientedEnvelope('MULTIPOINT ((0 0), (-1 -1), (3 2))')) = 'POLYGON((3 2,2.88 2.16,-1.12 -0.84,-1 -1,3 2))';