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// Flags: --expose-internals
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// 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.
//
// 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,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

'use strict';
require('../common');
const assert = require('assert');
const { internalBinding } = require('internal/test/binding');
const Process = internalBinding('process_wrap').Process;
const { Pipe, constants: PipeConstants } = internalBinding('pipe_wrap');
const pipe = new Pipe(PipeConstants.SOCKET);
const p = new Process();

let processExited = false;
let gotPipeEOF = false;
let gotPipeData = false;

p.onexit = function(exitCode, signal) {
  console.log('exit');
  p.close();
  pipe.readStart();

  assert.strictEqual(exitCode, 0);
  assert.strictEqual(signal, '');

  processExited = true;
};

pipe.onread = function(arrayBuffer) {
  assert.ok(processExited);
  if (arrayBuffer) {
    gotPipeData = true;
  } else {
    gotPipeEOF = true;
    pipe.close();
  }
};

p.spawn({
  file: process.execPath,
  args: [process.execPath, '-v'],
  stdio: [
    { type: 'ignore' },
    { type: 'pipe', handle: pipe },
    { type: 'ignore' }
  ]
});

// 'this' safety
// https://github.com/joyent/node/issues/6690
assert.throws(function() {
  const notp = { spawn: p.spawn };
  notp.spawn({
    file: process.execPath,
    args: [process.execPath, '-v'],
    stdio: [
      { type: 'ignore' },
      { type: 'pipe', handle: pipe },
      { type: 'ignore' }
    ]
  });
}, TypeError);

process.on('exit', function() {
  assert.ok(processExited);
  assert.ok(gotPipeEOF);
  assert.ok(gotPipeData);
});