text: // 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.itcount(), 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.itcount(), 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.itcount(), 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.itcount(), 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.itcount(), 1);
  