Files
mongo/jstests/core/update_min_max_examples.js
Siyuan Zhou 3660343e0b SERVER-12127 migrate js tests to jscore suite when not related to writes
Migrate js tests starting from j-z.
Include SERVER-12920 Update use_power_of_2.js

Signed-off-by: Matt Kangas <matt.kangas@mongodb.com>
2014-03-03 22:54:10 -05:00

33 lines
805 B
JavaScript

// Basic examples for $min/$max
var res;
var coll = db.update_min_max;
coll.drop();
// $min for number
coll.insert({_id:1, a:2});
res = coll.update({_id:1}, {$min: {a: 1}})
assert.writeOK(res);
assert.eq(coll.findOne({_id:1}).a, 1)
// $max for number
coll.insert({_id:2, a:2});
res = coll.update({_id:2}, {$max: {a: 1}})
assert.writeOK(res);
assert.eq(coll.findOne({_id:2}).a, 2)
// $min for Date
coll.insert({_id:3, a: new Date()});
var origDoc = coll.findOne({_id:3})
sleep(2)
res = coll.update({_id:3}, {$min: {a: new Date()}})
assert.writeOK(res);
assert.eq(coll.findOne({_id:3}).a, origDoc.a)
// $max for Date
coll.insert({_id:4, a: new Date()});
sleep(2)
var newDate = new Date();
res = coll.update({_id:4}, {$max: {a: newDate}})
assert.writeOK(res);
assert.eq(coll.findOne({_id:4}).a, newDate)