druid/web-console/e2e-tests/util/table.ts

53 lines
1.8 KiB
TypeScript

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as playwright from 'playwright-core';
/**
* Extracts an HTML table into a text representation.
* @param page Playwright page from which to extract HTML table
* @param tableSelector Playwright selector for table
* @param rowSelector Playwright selector for table row
*/
export async function extractTable(
page: playwright.Page,
tableSelector: string,
rowSelector: string,
): Promise<string[][]> {
await page.waitFor(tableSelector);
return page.evaluate(
(tableSelector, rowSelector) => {
const BLANK_VALUE = '\xa0';
const data = [];
const rows = document.querySelectorAll(tableSelector);
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
const columns = row.querySelectorAll(rowSelector);
const values = Array.from(columns).map(c => (c as HTMLElement).innerText);
if (!values.every(value => value === BLANK_VALUE)) {
data.push(values);
}
}
return data;
},
tableSelector,
rowSelector,
);
}