public void TestCoordinateSystemForMap(int srid)
{
var map = new Map(new Size(200, 150)) { SRID = srid };
ICoordinateSystem cs = null;
Assert.DoesNotThrow( () => cs = map.GetCoordinateSystem());
Assert.NotNull(cs);
Assert.AreEqual("EPSG", cs.Authority);
#if DotSpatialProjections
Assert.AreEqual((long)srid, cs.Authority);
#else
Assert.AreEqual((long)srid, cs.AuthorityCode);
#endif
}