@Test
    public void testConstant12() throws ParseException {
        assertEval("constant", evaluate("tensor(d0[3]):[1,2,3]"), createAttribute("value", evaluate("tensor(d0[3]):[1,2,3]")));
        assertEval("constant", evaluate("tensor<float>():[313.0]"), createAttribute("value_float", 313.0f));
        assertEval("constant", evaluate("tensor():[42]"), createAttribute("value_int", 42));
    }
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