@Test
    public void testAssignUpdateOfTensorWithCells() {
        assertTensorAssignUpdateSparseField("{{x:a,y:b}:2.0,{x:c,y:b}:3.0}",
                                            createAssignUpdateWithSparseTensor("""
                                                                               {
                                                                                "cells": [
                                                                                  { "address": { "x": "a", "y": "b" },
                                                                                    "value": 2.0 },
                                                                                  { "address": { "x": "c", "y": "b" },
                                                                                    "value": 3.0 }
                                                                                ]
                                                                              }
                                                                              """));
    }
Tests parsing of various tensor values set at the root, i.e. no 'cells', 'blocks' or 'values'
document/src/test/java/com/yahoo/document/json/JsonReaderTestCase.java