feat: implement Web Cache API (#15829)

cli/bench/cache_api.js

@@ -0,0 +1,56 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+const cacheName = "cache-v1";
+const cache = await caches.open(cacheName);
+const req = "https://deno.com";
+
+Deno.bench(
+  `cache_storage_open`,
+  async () => {
+    await caches.open("cache-v2");
+  },
+);
+
+Deno.bench(
+  `cache_storage_has`,
+  async () => {
+    await caches.has("cache-v2");
+  },
+);
+
+Deno.bench(
+  `cache_storage_delete`,
+  async () => {
+    await caches.delete("cache-v2");
+  },
+);
+
+// 100 bytes.
+const loremIpsum =
+  `Lorem ipsum dolor sit amet, consectetur adipiscing…es ligula in libero. Sed dignissim lacinia nunc. `;
+let body;
+for (let index = 1; index <= 110; index++) {
+  body += loremIpsum;
+}
+
+Deno.bench(
+  `cache_put_body_${Math.floor(body.length / 1024)}_KiB`,
+  async () => {
+    await cache.put(req, new Response(body));
+  },
+);
+
+Deno.bench("cache_put_no_body", async () => {
+  await cache.put(
+    "https://deno.land/redirect",
+    Response.redirect("https://deno.com"),
+  );
+});
+
+Deno.bench("cache_match", async () => {
+  await cache.match(req);
+});
+
+Deno.bench("cache_delete", async () => {
+  await cache.delete(req);
+});