private MockReplicaId getMockReplicaId(String filePath) {
    return createMockReplicaId(storeId, LOG_CAPACITY, filePath);
  }
Create {@link BlobStore} with the specified {@link ReplicaId}, {@link StoreConfig}, {@link ReplicaStatusDelegate}s
and {@link StoreMetrics}.
@param replicaId The {@link ReplicaId} object.
@param config {@link StoreConfig} object.
@param replicaStatusDelegates {@link List} of {@link ReplicaSealStatus} objects.
@param metrics {@link StoreMetrics} object.
@return BlobStore object.
ambry-store/src/test/java/com/github/ambry/store/BlobStoreTest.java