feat(tooling): first test

It's mostly useless, but it feels good!*

See: I Got You (I Feel Good)

.github/workflows/deno.yaml

@@ -27,5 +27,5 @@ jobs:
       - name: Run linter, Verify formatting
         run: deno task check
 
-      # - name: Run tests
-      #   run: deno task test
+      - name: Run tests
+        run: deno task test

src/routes/about.test.ts

@@ -0,0 +1,21 @@
+import { createHandler, ServeHandlerInfo } from "$fresh/server.ts";
+import manifest from "../fresh.gen.ts";
+import config from "../fresh.config.ts";
+import { assertStringIncludes } from "$std/assert/mod.ts";
+
+const CONN_INFO: ServeHandlerInfo = {
+  remoteAddr: { hostname: "127.0.0.1", port: 53496, transport: "tcp" },
+};
+
+Deno.test("HTTP assert test.", async (t) => {
+  const handler = await createHandler(manifest, config);
+
+  await t.step("#1 GET /about/", async () => {
+    const resp = await handler(
+      new Request("http://127.0.0.1/about/"),
+      CONN_INFO,
+    );
+    const text = await resp.text();
+    assertStringIncludes(text, "It's us, man!");
+  });
+});