Function getQuestionSubmitInfo

tools/load-test.js:158–186

(questionUrl)

}

async function getQuestionSubmitInfo(questionUrl) {
    const body = await request({uri: questionUrl, jar: cookies});
    const $ = cheerio.load(body);

    const elemList = $('.question-form input[name="__csrf_token"]');
    assert(elemList.length == 1);
    const csrf_token = elemList[0].attribs.value;

    const questionSubmitInfo = {questionUrl, csrf_token};
    
    if (argv.type == 'v2') {
        const elemList = $('.question-data');
        assert(elemList.length == 1);
        assert(elemList[0].children != null);
        assert(elemList[0].children.length == 1);
        assert(elemList[0].children[0].data != null);
        const questionData = JSON.parse(decodeURIComponent(Buffer.from(elemList[0].children[0].data, 'base64').toString()));
        assert(questionData.variant != null);
        questionSubmitInfo.variant = questionData.variant;
    } else if (argv.type == 'v3') {
        const elemList = $('.question-form input[name="__variant_id"]');
        assert(elemList.length == 1);
        questionSubmitInfo.variant_id = Number.parseInt(elemList[0].attribs.value);
    } else {
        throw new Error(`unknown type: ${argv.type}`);
    }

    return questionSubmitInfo;
}

async function postQuestionAnswer(questionSubmitInfo) {
    let form;