Tensor convertTypeAfterRename(Tensor tensor, OrderedTensorType type) {
        IndexedTensor indexedTensor = (IndexedTensor) tensor;
        IndexedTensor.BoundBuilder builder = (IndexedTensor.BoundBuilder) Tensor.Builder.of(type.type());
        for (int i = 0; i < indexedTensor.size(); i++) {
            builder.cellByDirectIndex(type.toDirectIndex(i), indexedTensor.get(i));
        }
        return builder.build();
    }
Unit tests for ONNX operators. The number on the test reflects the minimum
opset number for the operations tested.

@author lesters
model-integration/src/test/java/ai/vespa/rankingexpression/importer/onnx/OnnxOperationsTestCase.java