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mongodb/jstests/index_many.js
Eliot Horowitz ad22ba4b60 dos2unix
2010-05-26 11:37:28 -04:00

52 lines
1.3 KiB
JavaScript

/* test using lots of indexes on one collection */
t = db.many;
function f() {
t.drop();
db.many2.drop();
t.save({ x: 9, y : 99 });
t.save({ x: 19, y : 99 });
x = 2;
while (x < 70) {
patt = {};
patt[x] = 1;
if (x == 20)
patt = { x: 1 };
if (x == 64)
patt = { y: 1 };
t.ensureIndex(patt);
x++;
}
// print( tojson(db.getLastErrorObj()) );
assert(db.getLastError(), "should have got an error 'too many indexes'");
// 40 is the limit currently
lim = t.getIndexes().length;
if (lim != 64) {
print("# of indexes should be 64 but is : " + lim);
return;
}
assert(lim == 64, "not 64 indexes");
assert(t.find({ x: 9 }).length() == 1, "b");
assert(t.find({ x: 9 }).explain().cursor.match(/Btree/), "not using index?");
assert(t.find({ y: 99 }).length() == 2, "y idx");
assert(t.find({ y: 99 }).explain().cursor.match(/Btree/), "not using y index?");
/* check that renamecollection remaps all the indexes right */
assert(t.renameCollection("many2").ok, "rename failed");
assert(t.find({ x: 9 }).length() == 0, "many2a");
assert(db.many2.find({ x: 9 }).length() == 1, "many2b");
assert(t.find({ y: 99 }).length() == 0, "many2c");
assert(db.many2.find({ y: 99 }).length() == 2, "many2d");
}
f();