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4 changes: 4 additions & 0 deletions lib/Server.js
Original file line number Diff line number Diff line change
Expand Up @@ -687,6 +687,10 @@ class Server {
} else {
this.listeningApp = http.createServer(this.app);
}

this.listeningApp.on('error', (err) => {
this.log.error(err);
});
}

createSocketServer() {
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10 changes: 10 additions & 0 deletions test/server/Server.test.js
Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,16 @@ describe('Server', () => {
});
});

it('test listeningApp error reporting', () => {
const logMock = jest.fn();
const compiler = webpack(config);
const server = new Server(compiler, baseDevConfig);

server.log.error = logMock;

server.listeningApp.emit('error', new Error('Error !!!'));
expect(server.log.error).toBeCalledWith(new Error('Error !!!'));
});
// issue: https://github.com/webpack/webpack-dev-server/issues/1724
describe('express.static.mine.types', () => {
it("should success even if mine.types doesn't exist", (done) => {
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