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'use strict';
const common = require('../common');
if (common.isWindows) {
// No way to send CTRL_C_EVENT to processes from JS right now.
common.skip('platform not supported');
}
if (!common.isMainThread)
common.skip('No signal handling available in Workers');
const assert = require('assert');
const spawn = require('child_process').spawn;
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);
const expected = 'Script execution was interrupted by `SIGINT`';
assert.ok(
stdout.includes(expected),
`Expected stdout to contain "${expected}", got ${stdout}`
);
assert.ok(
stdout.includes('42042\n'),
`Expected stdout to contain "42042", got ${stdout}`
);
});