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/**
* Test cloneCollectionAsCapped
*
* @tags: [
* requires_non_retryable_commands,
* requires_fastcount,
* requires_capped,
* # capped collections connot be sharded
* assumes_unsharded_collection,
* # cloneCollectionAsCapped command is not supported on mongos
* assumes_against_mongod_not_mongos,
* # TODO (SERVER-52727): Synchronize cloneCollectionAsCapped with tenant migrations.
* tenant_migration_incompatible,
* ]
*/
source = db.capped_convertToCapped1;
dest = db.capped_convertToCapped1_clone;
source.drop();
dest.drop();
N = 1000;
for (i = 0; i < N; ++i) {
source.save({i: i});
}
assert.eq(N, source.count());
// should all fit
res = db.runCommand(
{cloneCollectionAsCapped: source.getName(), toCollection: dest.getName(), size: 100000});
assert.commandWorked(res);
assert.eq(source.count(), dest.count());
assert.eq(N, source.count()); // didn't delete source
dest.drop();
// should NOT all fit
assert.commandWorked(db.runCommand(
{cloneCollectionAsCapped: source.getName(), toCollection: dest.getName(), size: 1000}));
assert.eq(N, source.count()); // didn't delete source
assert.gt(source.count(), dest.count());
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