test: fix flaky test-runner-exit-code.js

test/parallel/test-runner-exit-code.js failed in a recent CI run with the following error: + actual - expected + 'TAP version 13\n' + + '# Subtest: /home/iojs/build/workspace/...' - 'TAP version 13\n' This commit resolves that flakiness. Refs: https://ci.nodejs.org/job/node-test-commit-linuxone/35759/ PR-URL: #46138 Reviewed-By: Yagiz Nizipli <[email protected]> Reviewed-By: Rich Trott <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Benjamin Gruenbaum <[email protected]>

Author: cjihrig

test/parallel/test-runner-exit-code.js

@@ -20,7 +20,7 @@ async function runAndKill(file){
 });
 const[code,signal]=awaitonce(child,'exit');
 awaitfinished(child.stdout);
-assert.strictEqual(stdout,'TAP version 13\n');
+assert(stdout.startsWith('TAP version 13\n'));
 assert.strictEqual(signal,null);
 assert.strictEqual(code,1);
 }