node/test/parallel/test-repl-end-emits-exit.js

// Copyright Joyent, Inc. and other Node contributors.
//
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// copy of this software and associated documentation files (the
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// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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'use strict';
require('../common');
const { startNewREPLServer } = require('../common/repl');
const assert = require('assert');
let terminalExit = 0;
let regularExit = 0;

function testTerminalMode() {
  const { replServer, input } = startNewREPLServer({ terminal: true });

  process.nextTick(function() {
    // Manually fire a ^D keypress
    input.emit('data', '\u0004');
  });

  replServer.on('exit', function() {
    // Should be fired from the simulated ^D keypress
    terminalExit++;
    testRegularMode();
  });
}

function testRegularMode() {
  const { replServer, input } = startNewREPLServer({ terminal: true });

  process.nextTick(function() {
    input.emit('end');
  });

  replServer.on('exit', function() {
    // Should be fired from the simulated 'end' event
    regularExit++;
  });
}

process.on('exit', function() {
  assert.strictEqual(terminalExit, 1);
  assert.strictEqual(regularExit, 1);
});


// start
testTerminalMode();