test: improve an error message

pomerantsev · MylesBorins · commit a14b447bbbfc · 2017-10-11T02:06:04.000-04:00
PR-URL: #15921 Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
diff --git a/test/parallel/test-cluster-master-kill.js b/test/parallel/test-cluster-master-kill.js
@@ -79,7 +79,8 @@ if (cluster.isWorker) {
   }));
 
   process.once('exit', () => {
-    assert.strictEqual(typeof pid, 'number', 'did not get worker pid info');
+    assert.strictEqual(typeof pid, 'number',
+                       `got ${pid} instead of a worker pid`);
     assert.strictEqual(alive, false, 'worker was alive after master died');
   });
 
