Add benching (denoland/deno_std#185)

Original: https://github.com/denoland/deno_std/commit/0a160c392521f643237cb4890ff64dac6e5e3a6b

1 files changed, 29 insertions, 0 deletions

diff --git a/benching/example.ts b/benching/example.ts
new file mode 100644
index 000000000..2388ba5d9
--- /dev/null
+++ b/benching/example.ts
@@ -0,0 +1,29 @@
+// https://deno.land/x/benching/mod.ts
+import { BenchmarkTimer, runBenchmarks, bench } from "mod.ts";
+
+// Simple
+bench(function forIncrementX1e9(b: BenchmarkTimer) {
+  b.start();
+  for (let i = 0; i < 1e9; i++);
+  b.stop();
+});
+
+// Reporting average measured time for $runs runs of func
+bench({
+  name: "runs100ForIncrementX1e6",
+  runs: 100,
+  func(b: BenchmarkTimer) {
+    b.start();
+    for (let i: number = 0; i < 1e6; i++);
+    b.stop();
+  }
+});
+
+// Itsabug
+bench(function throwing(b) {
+  b.start();
+  // Throws bc the timer's stop method is never called
+});
+
+// Bench control
+runBenchmarks({ skip: /throw/ });