Move benching into testing. (denoland/deno_std#258)

Original: https://github.com/denoland/deno_std/commit/4de86f04de8c83f8af184cb67b56f4022c17864f

1 files changed, 52 insertions, 0 deletions

diff --git a/testing/bench_test.ts b/testing/bench_test.ts
new file mode 100644
index 000000000..345f104a6
--- /dev/null
+++ b/testing/bench_test.ts
@@ -0,0 +1,52 @@
+import { test, runIfMain } from "./mod.ts";
+import { bench, runBenchmarks } from "./bench.ts";
+
+import "./bench_example.ts";
+
+test(async function benching() {
+  bench(function forIncrementX1e9(b) {
+    b.start();
+    for (let i = 0; i < 1e9; i++);
+    b.stop();
+  });
+
+  bench(function forDecrementX1e9(b) {
+    b.start();
+    for (let i = 1e9; i > 0; i--);
+    b.stop();
+  });
+
+  bench(async function forAwaitFetchDenolandX10(b) {
+    b.start();
+    for (let i = 0; i < 10; i++) {
+      await fetch("https://deno.land/");
+    }
+    b.stop();
+  });
+
+  bench(async function promiseAllFetchDenolandX10(b) {
+    const urls = new Array(10).fill("https://deno.land/");
+    b.start();
+    await Promise.all(urls.map((denoland: string) => fetch(denoland)));
+    b.stop();
+  });
+
+  bench({
+    name: "runs100ForIncrementX1e6",
+    runs: 100,
+    func(b) {
+      b.start();
+      for (let i = 0; i < 1e6; i++);
+      b.stop();
+    }
+  });
+
+  bench(function throwing(b) {
+    b.start();
+    // Throws bc the timer's stop method is never called
+  });
+
+  await runBenchmarks({ skip: /throw/ });
+});
+
+runIfMain(import.meta);