csrc/node-v0.10.24/test/simple/test-process-wrap.js

// 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.




var common = require('../common');
var assert = require('assert');
var Process = process.binding('process_wrap').Process;
var Pipe = process.binding('pipe_wrap').Pipe;
var pipe = new Pipe();
var p = new Process();

var processExited = false;
var gotPipeEOF = false;
var gotPipeData = false;

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

  assert.equal(0, exitCode);
  assert.equal(0, signal);

  processExited = true;
};

pipe.onread = function(b, off, len) {
  assert.ok(processExited);
  if (b) {
    gotPipeData = true;
    console.log('read %d', len);
  } else {
    gotPipeEOF = true;
    pipe.close();
  }
};

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


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