private List<IntermediateOperation> createInputs(Context context, Tensor x, Tensor y, Tensor z, Tensor q, Tensor r) {
        List<IntermediateOperation> inputs = new ArrayList<>();
        addInput(inputs, context, x, "x");
        addInput(inputs, context, y, "y");
        addInput(inputs, context, z, "z");
        addInput(inputs, context, q, "q");
        addInput(inputs, context, r, "r");
        return inputs;
    }
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