node/test/parallel/test-repl-sigint.js
Rich Trott f2023d7b6f test: refactor test-repl-sigint
* remove debugging code that prints child stdout
* indexOf() -> includes()
* improved messages on assertion failures

PR-URL: https://github.com/nodejs/node/pull/11309
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
2017-02-13 08:14:52 -08:00

49 lines
1.3 KiB
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const spawn = require('child_process').spawn;
if (common.isWindows) {
// No way to send CTRL_C_EVENT to processes from JS right now.
common.skip('platform not supported');
return;
}
process.env.REPL_TEST_PPID = process.pid;
const child = spawn(process.execPath, [ '-i' ], {
stdio: [null, null, 2]
});
let stdout = '';
child.stdout.setEncoding('utf8');
child.stdout.on('data', function(c) {
stdout += c;
});
child.stdout.once('data', common.mustCall(() => {
process.on('SIGUSR2', common.mustCall(() => {
process.kill(child.pid, 'SIGINT');
child.stdout.once('data', common.mustCall(() => {
// Make sure state from before the interruption is still available.
child.stdin.end('a*2*3*7\n');
}));
}));
child.stdin.write('a = 1001;' +
'process.kill(+process.env.REPL_TEST_PPID, "SIGUSR2");' +
'while(true){}\n');
}));
child.on('close', function(code) {
assert.strictEqual(code, 0);
assert.ok(
stdout.includes('Script execution interrupted.\n'),
`Expected stdout to contain "Script execution interrupted.", got ${stdout}`
);
assert.ok(
stdout.includes('42042\n'),
`Expected stdout to contain "42042", got ${stdout}`
);
});