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// deno-fmt-ignore-file// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.// Taken from Node 18.12.0// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';
const common = require('../common');const { Duplex } = require('stream');const assert = require('assert');
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {}  });
  duplex.resume();
  duplex.on('end', common.mustNotCall());  duplex.on('finish', common.mustNotCall());  duplex.on('close', common.mustCall());
  duplex.destroy();  assert.strictEqual(duplex.destroyed, true);}
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {}  });  duplex.resume();
  const expected = new Error('kaboom');
  duplex.on('end', common.mustNotCall());  duplex.on('finish', common.mustNotCall());  duplex.on('error', common.mustCall((err) => {    assert.strictEqual(err, expected);  }));
  duplex.destroy(expected);  assert.strictEqual(duplex.destroyed, true);}
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {}  });
  duplex._destroy = common.mustCall(function(err, cb) {    assert.strictEqual(err, expected);    cb(err);  });
  const expected = new Error('kaboom');
  duplex.on('finish', common.mustNotCall('no finish event'));  duplex.on('error', common.mustCall((err) => {    assert.strictEqual(err, expected);  }));
  duplex.destroy(expected);  assert.strictEqual(duplex.destroyed, true);}
{  const expected = new Error('kaboom');  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {},    destroy: common.mustCall(function(err, cb) {      assert.strictEqual(err, expected);      cb();    })  });  duplex.resume();
  duplex.on('end', common.mustNotCall('no end event'));  duplex.on('finish', common.mustNotCall('no finish event'));
  // Error is swallowed by the custom _destroy  duplex.on('error', common.mustNotCall('no error event'));  duplex.on('close', common.mustCall());
  duplex.destroy(expected);  assert.strictEqual(duplex.destroyed, true);}
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {}  });
  duplex._destroy = common.mustCall(function(err, cb) {    assert.strictEqual(err, null);    cb();  });
  duplex.destroy();  assert.strictEqual(duplex.destroyed, true);}
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {}  });  duplex.resume();
  duplex._destroy = common.mustCall(function(err, cb) {    assert.strictEqual(err, null);    process.nextTick(() => {      this.push(null);      this.end();      cb();    });  });
  const fail = common.mustNotCall('no finish or end event');
  duplex.on('finish', fail);  duplex.on('end', fail);
  duplex.destroy();
  duplex.removeListener('end', fail);  duplex.removeListener('finish', fail);  duplex.on('end', common.mustNotCall());  duplex.on('finish', common.mustNotCall());  assert.strictEqual(duplex.destroyed, true);}
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {}  });
  const expected = new Error('kaboom');
  duplex._destroy = common.mustCall(function(err, cb) {    assert.strictEqual(err, null);    cb(expected);  });
  duplex.on('finish', common.mustNotCall('no finish event'));  duplex.on('end', common.mustNotCall('no end event'));  duplex.on('error', common.mustCall((err) => {    assert.strictEqual(err, expected);  }));
  duplex.destroy();  assert.strictEqual(duplex.destroyed, true);}
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {},    allowHalfOpen: true  });  duplex.resume();
  duplex.on('finish', common.mustNotCall());  duplex.on('end', common.mustNotCall());
  duplex.destroy();  assert.strictEqual(duplex.destroyed, true);}
{  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {},  });
  duplex.destroyed = true;  assert.strictEqual(duplex.destroyed, true);
  // The internal destroy() mechanism should not be triggered  duplex.on('finish', common.mustNotCall());  duplex.on('end', common.mustNotCall());  duplex.destroy();}
{  function MyDuplex() {    assert.strictEqual(this.destroyed, false);    this.destroyed = false;    Duplex.call(this);  }
  Object.setPrototypeOf(MyDuplex.prototype, Duplex.prototype);  Object.setPrototypeOf(MyDuplex, Duplex);
  new MyDuplex();}
{  const duplex = new Duplex({    writable: false,    autoDestroy: true,    write(chunk, enc, cb) { cb(); },    read() {},  });  duplex.push(null);  duplex.resume();  duplex.on('close', common.mustCall());}
{  const duplex = new Duplex({    readable: false,    autoDestroy: true,    write(chunk, enc, cb) { cb(); },    read() {},  });  duplex.end();  duplex.on('close', common.mustCall());}
{  const duplex = new Duplex({    allowHalfOpen: false,    autoDestroy: true,    write(chunk, enc, cb) { cb(); },    read() {},  });  duplex.push(null);  duplex.resume();  const orgEnd = duplex.end;  duplex.end = common.mustNotCall();  duplex.on('end', () => {    // Ensure end() is called in next tick to allow    // any pending writes to be invoked first.    process.nextTick(() => {      duplex.end = common.mustCall(orgEnd);    });  });  duplex.on('close', common.mustCall());}{  // Check abort signal  const controller = new AbortController();  const { signal } = controller;  const duplex = new Duplex({    write(chunk, enc, cb) { cb(); },    read() {},    signal,  });  let count = 0;  duplex.on('error', common.mustCall((e) => {    assert.strictEqual(count++, 0); // Ensure not called twice    assert.strictEqual(e.name, 'AbortError');  }));  duplex.on('close', common.mustCall());  controller.abort();}