1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
t = db.jstests_uniqueness;
t.drop();
// test uniqueness of _id
t.save( { _id : 3 } );
assert( !db.getLastError(), 1 );
// this should yield an error
t.insert( { _id : 3 } );
assert( db.getLastError() , 2);
assert( t.count() == 1, "hmmm");
t.insert( { _id : 4, x : 99 } );
assert( !db.getLastError() , 3);
// this should yield an error
t.update( { _id : 4 } , { _id : 3, x : 99 } );
assert( db.getLastError() , 4);
assert( t.findOne( {_id:4} ), 5 );
// Check for an error message when we index and there are dups
db.jstests_uniqueness2.drop();
db.jstests_uniqueness2.insert({a:3});
db.jstests_uniqueness2.insert({a:3});
assert( db.jstests_uniqueness2.count() == 2 , 6) ;
db.jstests_uniqueness2.ensureIndex({a:1}, true);
assert( db.getLastError() , 7);
/* Check that if we update and remove _id, it gets added back by the DB */
/* - test when object grows */
t.drop();
t.save( { _id : 'Z' } );
t.update( {}, { k : 2 } );
assert( t.findOne()._id == 'Z', "uniqueness.js problem with adding back _id" );
/* - test when doesn't grow */
t.drop();
t.save( { _id : 'Z', k : 3 } );
t.update( {}, { k : 2 } );
assert( t.findOne()._id == 'Z', "uniqueness.js problem with adding back _id (2)" );
|
