test: set up Deno version test cases

deno/test/gilded-rose_test.ts

@@ -0,0 +1,12 @@
+import { describe, it } from "jsr:@std/testing/bdd";
+import { expect } from "jsr:@std/expect";
+
+import { GildedRose, Item } from "../app/gilded-rose.ts";
+
+describe("Gilded Rose specifications", () => {
+  it("should foo", () => {
+    const gildedRose = new GildedRose([new Item("foo", 0, 0)]);
+    const items = gildedRose.updateQuality();
+    expect(items[0].name).toBe("fixme");
+  });
+});

deno/test/golden-master-text-test.ts

@@ -18,8 +18,8 @@ const items = [
 const gildedRose = new GildedRose(items);
 
 let days: number = 2;
-if (process.argv.length > 2) {
-  days = +process.argv[2];
+if (Deno.args.length > 0) {
+  days = +Deno.args[0];
 }
 
 for (let i = 0; i < days + 1; i++) {