benching: use performance.now (denoland/deno_std#385)

Original: https://github.com/denoland/deno_std/commit/ad1b95eaf75d0e65367f3ad956a691e9348a2dc5

1 files changed, 2 insertions, 2 deletions

diff --git a/testing/bench.ts b/testing/bench.ts
index 5b396df0e..3bb62526d 100644
--- a/testing/bench.ts
+++ b/testing/bench.ts
@@ -61,10 +61,10 @@ function assertTiming(clock: BenchmarkClock): void {
 function createBenchmarkTimer(clock: BenchmarkClock): BenchmarkTimer {
   return {
     start(): void {
-      clock.start = Date.now();
+      clock.start = performance.now();
     },
     stop(): void {
-      clock.stop = Date.now();
+      clock.stop = performance.now();
     }
   };
 }