@Test
    public void tensor_remove_update_on_sparse_tensor() {
        assertTensorRemoveUpdate("{{x:a,y:b}:1.0,{x:c,y:d}:1.0}", "sparse_tensor",
                                 """
                                 {
                                   "addresses": [
                                     { "x": "a", "y": "b" },
                                     { "x": "c", "y": "d" }
                                   ]
                                 }""");
    }
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