Use more verbose failure in get-vcpu-ms test

Author: cceckman-at-fastly

integration-tests/js-compute/fixtures/app/src/compute.js

@@ -5,17 +5,17 @@ import { purgeSurrogateKey, vCpuTime } from 'fastly:compute';
 routes.set('/compute/get-vcpu-ms', () => {
   const cpuTime = vCpuTime();
   strictEqual(typeof cpuTime, 'number');
-  ok(cpuTime > 0);
-  ok(cpuTime < 3000);
+  ok(cpuTime > 0, "cpuTime > 0");
+  ok(cpuTime < 3000, "cputime < 3000");
   const arr = new Array(100_000).fill(1);
   for (let j = 1; j < 100; j++) {
     for (let i = 1; i < 100_000; i++) {
       arr[i] = (arr[i] + arr[i - 1] + i) / 3;
     }
   }
   const cpuTime2 = vCpuTime();
-  ok(cpuTime2 > cpuTime);
-  ok(cpuTime2 - cpuTime > 1);
+  ok(cpuTime2 > cpuTime, "cpuTime2 > cpuTime");
+  ok(cpuTime2 - cpuTime > 1, "cpuTime2 - cpuTime > 1");
   return pass('ok');
 });