[FLINK-10708] Implement a SerializerMigrationTestBase

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.7.0
• Component/s: API / Type Serialization System, Runtime / State Backends
• Assignee: Igal Shilman
• Reporter: Tzu-Li (Gordon) Tai
• Created: 29/Oct/18 09:36
• Updated: 31/Oct/18 05:57
• Resolved: 31/Oct/18 05:54

Description

The SerializerMigrationTestBase should cover the following commonly for each upgraded serializer and snapshot:

1. Verify that we can still load the snapshot, and currently instantiate a restore serializer from it.
2. Verify that the restored serializer is capable of reading data written by the prior snapshotted serializer.

Issue Links

• duplicates: FLINK-9608 Add test base for TypeSerializer snapshotting / restore / migration to be used by all Flink serializers