test: use template literals as appropriate

Replace string concatenation with template string literals in
test-graph.signal.js.

PR-URL: https://github.com/nodejs/node/pull/14289
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
This commit is contained in:
blade254353074 2017-07-16 15:36:22 +08:00 committed by Rich Trott
parent e0340af455
commit 0aae941dbe

View File

@ -16,20 +16,20 @@ hooks.enable();
process.on('SIGUSR2', common.mustCall(onsigusr2, 2)); process.on('SIGUSR2', common.mustCall(onsigusr2, 2));
let count = 0; let count = 0;
exec('kill -USR2 ' + process.pid); exec(`kill -USR2 ${process.pid}`);
function onsigusr2() { function onsigusr2() {
count++; count++;
if (count === 1) { if (count === 1) {
// trigger same signal handler again // trigger same signal handler again
exec('kill -USR2 ' + process.pid); exec(`kill -USR2 ${process.pid}`);
} else { } else {
// install another signal handler // install another signal handler
process.removeAllListeners('SIGUSR2'); process.removeAllListeners('SIGUSR2');
process.on('SIGUSR2', common.mustCall(onsigusr2Again)); process.on('SIGUSR2', common.mustCall(onsigusr2Again));
exec('kill -USR2 ' + process.pid); exec(`kill -USR2 ${process.pid}`);
} }
} }