🎉 initial commit

test_deno/deno.test.ts

@@ -0,0 +1,35 @@
+import init, { format } from "../pkg/rust_fmt.js";
+
+import { assertEquals } from "jsr:@std/assert";
+import { walk } from "jsr:@std/fs/walk";
+import { relative } from "jsr:@std/path";
+
+await init();
+
+const update = Deno.args.includes("--update");
+
+const test_root = new URL("../test_data", import.meta.url);
+
+for await (const entry of walk(test_root, {
+	includeDirs: false,
+	exts: ["rs"],
+})) {
+	if (entry.name.startsWith(".")) {
+		continue;
+	}
+
+	const input = Deno.readTextFileSync(entry.path);
+
+	if (update) {
+		const actual = format(input);
+		Deno.writeTextFileSync(entry.path + ".snap", actual);
+	} else {
+		const test_name = relative(test_root.pathname, entry.path);
+		const expected = Deno.readTextFileSync(entry.path + ".snap");
+
+		Deno.test(test_name, () => {
+			const actual = format(input);
+			assertEquals(actual, expected);
+		});
+	}
+}