// Test some cases that might be iffy with $within, mostly related to polygon w/holes.
t = db.geo_s2within
t.drop()
t.ensureIndex({geo: "2dsphere"})

somepoly = { "type" : "Polygon",
             "coordinates" : [ [ [40,5], [40,6], [41,6], [41,5], [40,5]]]}

t.insert({geo: { "type" : "LineString", "coordinates": [ [ 40.1, 5.1], [40.2, 5.2]]}})
// This is only partially contained within the polygon.
t.insert({geo: { "type" : "LineString", "coordinates": [ [ 40.1, 5.1], [42, 7]]}})

res = t.find({ "geo" : { "$within" : { "$geometry" : somepoly} } })
assert.eq(res.count(), 1);

t.drop()
t.ensureIndex({geo: "2dsphere"})
somepoly = { "type" : "Polygon",
             "coordinates" : [ [ [40,5], [40,8], [43,8], [43,5], [40,5]],
                               [ [41,6], [42,6], [42,7], [41,7], [41,6]]]}

t.insert({geo:{ "type" : "Point", "coordinates": [ 40, 5 ] }})
res = t.find({ "geo" : { "$within" : { "$geometry" : somepoly} } })
assert.eq(res.count(), 1);
// In the hole.  Shouldn't find it.
t.insert({geo:{ "type" : "Point", "coordinates": [ 41.1, 6.1 ] }})
res = t.find({ "geo" : { "$within" : { "$geometry" : somepoly} } })
assert.eq(res.count(), 1);
// Also in the hole.
t.insert({geo: { "type" : "LineString", "coordinates": [ [ 41.1, 6.1], [41.2, 6.2]]}})
res = t.find({ "geo" : { "$within" : { "$geometry" : somepoly} } })
assert.eq(res.count(), 1);
// Half-hole, half-not.  Shouldn't be $within.
t.insert({geo: { "type" : "LineString", "coordinates": [ [ 41.5, 6.5], [42.5, 7.5]]}})
res = t.find({ "geo" : { "$within" : { "$geometry" : somepoly} } })
assert.eq(res.count(), 1);
