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'use strict';
const common = require('../common');
const assert = require('assert');
const exec = require('child_process').exec;
var SLEEP3_COMMAND;
if (!common.isWindows) {
// Unix.
SLEEP3_COMMAND = 'sleep 3';
} else {
// Windows: `choice` is a command built into cmd.exe. Use another cmd process
// to create a process tree, so we can catch bugs related to it.
SLEEP3_COMMAND = 'cmd /c choice /t 3 /c X /d X';
}
var success_count = 0;
var error_count = 0;
exec(
'"' + process.execPath + '" -p -e process.versions',
function(err, stdout, stderr) {
if (err) {
error_count++;
console.log('error!: ' + err.code);
console.log('stdout: ' + JSON.stringify(stdout));
console.log('stderr: ' + JSON.stringify(stderr));
assert.strictEqual(false, err.killed);
} else {
success_count++;
console.dir(stdout);
}
}
);
exec('thisisnotavalidcommand', function(err, stdout, stderr) {
if (err) {
error_count++;
assert.strictEqual('', stdout);
assert.strictEqual(typeof err.code, 'number');
assert.notStrictEqual(err.code, 0);
assert.strictEqual(false, err.killed);
assert.strictEqual(null, err.signal);
console.log('error code: ' + err.code);
console.log('stdout: ' + JSON.stringify(stdout));
console.log('stderr: ' + JSON.stringify(stderr));
} else {
success_count++;
console.dir(stdout);
assert.strictEqual(typeof stdout, 'string');
assert.notStrictEqual(stdout, '');
}
});
var sleeperStart = new Date();
exec(SLEEP3_COMMAND, { timeout: 50 }, function(err, stdout, stderr) {
var diff = (new Date()) - sleeperStart;
console.log('\'sleep 3\' with timeout 50 took %d ms', diff);
assert.ok(diff < 500);
assert.ok(err);
assert.ok(err.killed);
assert.strictEqual(err.signal, 'SIGTERM');
});
var startSleep3 = new Date();
var killMeTwice = exec(SLEEP3_COMMAND, {timeout: 1000}, killMeTwiceCallback);
process.nextTick(function() {
console.log('kill pid %d', killMeTwice.pid);
// make sure there is no race condition in starting the process
// the PID SHOULD exist directly following the exec() call.
assert.strictEqual('number', typeof killMeTwice._handle.pid);
// Kill the process
killMeTwice.kill();
});
function killMeTwiceCallback(err, stdout, stderr) {
var diff = (new Date()) - startSleep3;
// We should have already killed this process. Assert that the timeout still
// works and that we are getting the proper callback parameters.
assert.ok(err);
assert.ok(err.killed);
assert.strictEqual(err.signal, 'SIGTERM');
// the timeout should still be in effect
console.log('\'sleep 3\' was already killed. Took %d ms', diff);
assert.ok(diff < 1500);
}
exec('python -c "print 200000*\'C\'"', {maxBuffer: 1000},
function(err, stdout, stderr) {
assert.ok(err);
assert.ok(/maxBuffer/.test(err.message));
});
process.on('exit', function() {
assert.strictEqual(1, success_count);
assert.strictEqual(1, error_count);
});
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