var coll = db.jstests_drop;

coll.drop();

res = coll.runCommand("drop");
assert( !res.ok, tojson( res ) );


assert.eq(0, db.system.indexes.find({ns : coll + ""}).count(), "A");
coll.save({});
assert.eq(1, db.system.indexes.find({ns : coll + ""}).count(), "B");
coll.ensureIndex({a : 1});
assert.eq(2, db.system.indexes.find({ns : coll + ""}).count(), "C");
assert.commandWorked(db.runCommand({drop : coll.getName()}));
assert.eq(0, db.system.indexes.find({ns : coll + ""}).count(), "D");

coll.ensureIndex({a : 1});
assert.eq(2, db.system.indexes.find({ns : coll + ""}).count(), "E");
assert.commandWorked(db.runCommand({deleteIndexes : coll.getName(), index : "*"}),
                     "delete indexes A");
assert.eq(1, db.system.indexes.find({ns : coll + ""}).count(), "G");

// make sure we can still use it
coll.save({});
assert.eq(1, coll.find().hint("_id_").toArray().length, "H");