def METHOD_NAME(running_app, db, minimal_record):
    """Test edft extension implementation."""
    # Create a simple extension that adds a computed field.
    dumper = SearchDumper(
        extensions=[
            EDTFListDumperExt("metadata.non_existing_array_field", "date"),
        ]
    )
    # Create the record
    record = RDMRecord.create(minimal_record, parent=RDMParent.create({}))
    db.session.commit()
    # Dump it
    dump = record.dumps(dumper=dumper)
    assert "non_existing_array_field_range" not in dump["metadata"]
    assert "non_existing_array_field" not in dump["metadata"]
    # Load it
    new_record = RDMRecord.loads(dump, loader=dumper)
    assert "non_existing_array_field_range" not in new_record["metadata"]
    assert "non_existing_array_field" not in new_record["metadata"]