Reinstate tests (#61)

- simply run tasks - make them work - ensure we await for the server to have stopped - run them locally 240 times to ensure they are not flaky
mxdvl · Dec 8, 2024 · 68f4dd2 · 68f4dd2
1 parent 0b5dd28
commit 68f4dd2
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Showing 4 changed files with 74 additions and 1 deletion.
diff --git a/.github/workflows/integrate.yml b/.github/workflows/integrate.yml
@@ -24,5 +24,8 @@ jobs:
       - name: Lint
         run: deno lint
 
+      - name: Test
+        run: deno test -A --no-check
+
       - name: Check
         run: deno check src/**.ts
diff --git a/deno.lock b/deno.lock
diff --git a/src/build.test.ts b/src/build.test.ts
@@ -0,0 +1,54 @@
+import { assert, assertEquals } from "jsr:@std/assert";
+import { delay } from "jsr:@std/async";
+
+Deno.test({
+	name: "tasks",
+	async fn(test) {
+		await test.step({
+			name: "build",
+			async fn() {
+				const command = new Deno.Command("deno", {
+					args: ["task", "build"],
+				});
+				const { code } = await command.output();
+
+				assertEquals(code, 0);
+			},
+		});
+
+		await test.step({
+			name: "dev",
+			async fn() {
+				const command = new Deno.Command("deno", {
+					args: ["task", "dev"],
+					stdout: "null",
+					stderr: "null",
+				});
+
+				const process = command.spawn();
+
+				/**
+				 * Represents a failing promise while we get a real one
+				 * @see https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/408
+				 */
+				const pending = new Response(null, { status: 408 });
+
+				let response = pending;
+				while (!response.ok) {
+					response = await fetch("http://localhost:4507/mononykus/")
+						.catch(() => pending);
+					await delay(12);
+				}
+
+				const html = await response.text();
+
+				assert(html.startsWith("<!DOCTYPE html>"));
+				assert(html.includes("<title>Mononykus – Deno + Svelte</title>"));
+
+				process.kill();
+
+				await process.output();
+			},
+		});
+	},
+});
diff --git a/src/build.ts b/src/build.ts
@@ -165,7 +165,10 @@ export const watch = async (
 
 	await _rebuild();
 
-	Deno.serve({ port: 4507, signal }, create_handler({ base, out_dir }));
+	const { finished } = Deno.serve(
+		{ port: 4507, signal },
+		create_handler({ base, out_dir }),
+	);
 
 	const watcher = Deno.watchFs(site_dir);
 	signal.addEventListener("abort", () => {
@@ -183,6 +186,7 @@ export const watch = async (
 
 	console.log("\nShutting down gracefully, light as a feather…");
 	await esbuild.stop();
+	await finished;
 };
 
 if (import.meta.main) {