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55 lines
2.0 KiB
55 lines
2.0 KiB
import {prepareDatabase} from 'test/server/lib/helpers/PrepareDatabase';
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import {TestServer} from 'test/server/lib/helpers/TestServer';
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import {createTestDir, setTmpLogLevel} from 'test/server/testUtils';
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import {waitForIt} from 'test/server/wait';
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import {assert} from 'chai';
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import fetch from 'node-fetch';
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import {PassThrough} from 'stream';
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/**
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* Grist sticks to the Node 18 default and recommendation to give up and exit on uncaught
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* exceptions, unhandled promise rejections, and unhandled 'error' events. But it makes an effort
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* to clean up before exiting, and to log the error in a better way.
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*/
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describe('UnhandledErrors', function() {
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this.timeout(30000);
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setTmpLogLevel('warn');
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let testDir: string;
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before(async function() {
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testDir = await createTestDir('UnhandledErrors');
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await prepareDatabase(testDir);
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});
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for (const errType of ['exception', 'rejection', 'error-event']) {
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it(`should clean up on unhandled ${errType}`, async function() {
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// Capture server log output, so that we can look to see how the server coped.
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const output = new PassThrough();
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const serverLogLines: string[] = [];
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output.on('data', (data) => serverLogLines.push(data.toString()));
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const server = await TestServer.startServer('home', testDir, errType, undefined, undefined, {output});
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try {
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assert.equal((await fetch(`${server.serverUrl}/status`)).status, 200);
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serverLogLines.length = 0;
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// Trigger an unhandled error, and check that the server logged it and attempted cleanup.
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await server.testingHooks.tickleUnhandledErrors(errType);
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await waitForIt(() => {
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assert.isTrue(serverLogLines.some(line => new RegExp(`Fake ${errType}`).test(line)));
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assert.isTrue(serverLogLines.some(line => /Server .* cleaning up/.test(line)));
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}, 1000, 100);
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// We expect the server to be dead now.
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await assert.isRejected(fetch(`${server.serverUrl}/status`), /failed.*ECONNREFUSED/);
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} finally {
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await server.stop();
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}
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});
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}
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});
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