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// @tags: [requires_capped]
t = db.jstests_capped4;
t.drop();
db.createCollection("jstests_capped4", {size: 1000, capped: true});
t.ensureIndex({i: 1});
for (i = 0; i < 20; ++i) {
t.save({i: i});
}
c = t.find().sort({$natural: -1}).limit(2);
c.next();
c.next();
d = t.find().sort({i: -1}).limit(2);
d.next();
d.next();
for (i = 20; t.findOne({i: 19}); ++i) {
t.save({i: i});
}
// assert( !t.findOne( { i : 19 } ), "A" );
assert(!c.hasNext(), "B");
assert(!d.hasNext(), "C");
assert(t.find().sort({i: 1}).hint({i: 1}).toArray().length > 10, "D");
assert(t.findOne({i: i - 1}), "E");
var res = assert.writeError(t.remove({i: i - 1}));
assert(res.getWriteError().errmsg.indexOf("capped") >= 0, "F");
assert(t.validate().valid, "G");
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