Mocking up tests for the lazy-criteria-collection
LazyCriteriaCollection test `setUp`
Verifying that count on the lazy criteria collection is cached
Verifying that count on the lazy criteria collection is cached even with `0` count
Verifying that `count` is not called on the persister when the collection is initialized
Verifying that the persister is used only once when matching on a lazy criteria collection
The `count` in a `LazyCriteriaCollection` is `null` on initialization
Merge branch 'tests/lazy-collection-tests'

Tests for doctrine/doctrine2@d30e3ab43ca89d9e81b1cbe940b25b40b510baa9