Adding two new unit tests to trigger the bugs that were fixed in https://github.com/Tightdb/tightdb/commit/fd0ed08f1287b43784595a0ca0deae778f29aa9a
Adding two new unit tests to trigger the bugs that were fixed in https://github.com/Tightdb/tightdb/commit/fd0ed08f1287b43784595a0ca0deae778f29aa9a

realm/realm-core,realm/realm-core,realm/realm-core,realm/realm-core,realm/realm-core,realm/realm-core,realm/realm-core