nodejs/test/parallel/test-stream-catch-rejection...

53 lines
941 B
JavaScript

'use strict';
const common = require('../common');
const stream = require('stream');
const assert = require('assert');
{
const r = new stream.Readable({
captureRejections: true,
read() {
this.push('hello');
this.push('world');
this.push(null);
}
});
const err = new Error('kaboom');
r.on('error', common.mustCall((_err) => {
assert.strictEqual(err, _err);
assert.strictEqual(r.destroyed, true);
}));
r.on('data', async () => {
throw err;
});
}
{
const w = new stream.Writable({
captureRejections: true,
highWaterMark: 1,
write(chunk, enc, cb) {
cb();
}
});
const err = new Error('kaboom');
w.write('hello', () => {
w.write('world');
});
w.on('error', common.mustCall((_err) => {
assert.strictEqual(err, _err);
assert.strictEqual(w.destroyed, true);
}));
w.on('drain', common.mustCall(async () => {
throw err;
}, 2));
}