ChangeFeed hasMoreResults issue

index.js

//@ts-check
const cosmos = require("@azure/cosmos");
const {items} = require("./sampleItems");

process.env.NODE_TLS_REJECT_UNAUTHORIZED = 0;

const {CosmosClient} = cosmos;

const endpoint = process.env.COSMOS_ENDPOINT;
const key = process.env.COSMOS_KEY;
const client = new CosmosClient({endpoint, key});

async function main() {
    const container = await init();
    
    const cfquery = container.items.readChangeFeed({ startFromBeginning: true});

    const maxpages = 20;
    let currentpage = 0;
    do {
        const page = await cfquery.executeNext();
        console.log(`Read ${page.count} items`);
        if(++currentpage >= maxpages) {
            throw new Error("Infinite loop detected");
        }
    } while(cfquery.hasMoreResults)
    return "done";
}

async function init() {
    const {database: db} = await client.databases.createIfNotExists({
        id: "change-feed-test"
    });
    const {container} = await db.containers.createIfNotExists({
        id: "chrange-feed-test"
    });
    for(const item of items) {
        await container.items.upsert(item);
    }
    return container;
}

main().then(console.log).catch(console.error);

package.json

{
  "name": "sample-js",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {
    "@azure/cosmos": "^2.1.3"
  }
}

sampleItems.js

module.exports = {
    items: [
        {
            id: "1",
            pk: "bar"
        },
        {
            id: "2",
            pk: "bar"
        },
        {
            id: "3",
            pk: "bar"
        },
        {
            id: "4",
            pk: "bar"
        },
        {
            id: "5",
            pk: "bar"
        },
        {
            id: "6",
            pk: "bar"
        },
        {
            id: "7",
            pk: "bar"
        },
        {
            id: "8",
            pk: "bar"
        },
        {
            id: "9",
            pk: "bar"
        },
        {
            id: "10",
            pk: "bar"
        },
        {
            id: "11",
            pk: "bar"
        },
        {
            id: "12",
            pk: "bar"
        },
        {
            id: "13",
            pk: "bar"
        },
        {
            id: "14",
            pk: "bar"
        },
        {
            id: "15",
            pk: "bar"
        },
        {
            id: "16",
            pk: "bar"
        },
        {
            id: "17",
            pk: "bar"
        },
        {
            id: "18",
            pk: "bar"
        },
        {
            id: "19",
            pk: "bar"
        },
        {
            id: "20",
            pk: "bar"
        },
    ]
}