text: // Test covered index projection with $or clause, specifically in getMore
  // SERVER-4980
  
  t = db.jstests_coveredIndex4;
  t.drop();
  
  t.ensureIndex({a: 1});
  t.ensureIndex({b: 1});
  
  orClause = [];
  for (i = 0; i < 200; ++i) {
      if (i % 2 == 0) {
          t.save({a: i});
          orClause.push({a: i});
      } else {
          t.save({b: i});
          orClause.push({b: i});
      }
  }
  
  c = t.find({$or: orClause}, {_id: 0, a: 1});
  
  // No odd values of a were saved, so we should not see any in the results.
  while (c.hasNext()) {
      o = c.next();
      if (o.a) {
          assert.eq(0, o.a % 2, 'unexpected result: ' + tojson(o));
      }
  }
  
  c = t.find({$or: orClause}, {_id: 0, b: 1});
  
  // No even values of b were saved, so we should not see any in the results.
  while (c.hasNext()) {
      o = c.next();
      if (o.b) {
          assert.eq(1, o.b % 2, 'unexpected result: ' + tojson(o));
      }
  }
  