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45 lines
1.4 KiB
45 lines
1.4 KiB
import log from 'app/server/lib/log';
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import {assert, driver} from 'mocha-webdriver';
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import * as path from 'path';
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import * as fs from 'fs/promises';
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export async function fetchScreenshotAndLogs(test: Mocha.Runnable|undefined) {
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const dir = process.env.MOCHA_WEBDRIVER_LOGDIR!;
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assert.isOk(dir, "driverLogging: MOCHA_WEBDRIVER_LOGDIR not set");
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const testName = test?.file ? path.basename(test.file, path.extname(test.file)) : "unnamed";
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const logPath = path.resolve(dir, `${testName}-driverLogging.log`);
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await fs.mkdir(dir, {recursive: true});
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await driver.saveScreenshot(`${testName}-driverLoggingScreenshot-{N}.png`);
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const messages = await driver.fetchLogs('driver');
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await fs.appendFile(logPath, messages.join("\n") + "\n");
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}
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export async function withDriverLogging(
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test: Mocha.Runnable|undefined, periodMs: number, timeoutMs: number,
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callback: () => Promise<void>
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) {
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let running = false;
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async function repeat() {
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if (running) {
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log.warn("driverLogging: skipping because previous repeat still running");
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return;
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}
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running = true;
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try {
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await fetchScreenshotAndLogs(test);
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} finally {
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running = false;
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}
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}
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const periodic = setInterval(repeat, periodMs);
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const timeout = setTimeout(() => clearInterval(periodic), timeoutMs);
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try {
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return await callback();
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} finally {
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clearInterval(periodic);
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clearTimeout(timeout);
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}
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}
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