Files
mongo/jstests/core/indexa.js
2016-03-09 12:18:14 -05:00

24 lines
466 B
JavaScript

// unique index constraint test for updates
// case where object doesn't grow tested here
t = db.indexa;
t.drop();
t.ensureIndex({x: 1}, true);
t.insert({'x': 'A'});
t.insert({'x': 'B'});
t.insert({'x': 'A'});
assert.eq(2, t.count(), "indexa 1");
t.update({x: 'B'}, {x: 'A'});
a = t.find().toArray();
u = Array.unique(a.map(function(z) {
return z.x;
}));
assert.eq(2, t.count(), "indexa 2");
assert(a.length == u.length, "unique index update is broken");