Site: hero model of six apps, roads, beat-timed growth

site/test/model.test.ts

@@ -0,0 +1,27 @@
+import { test } from "node:test";
+import assert from "node:assert/strict";
+import { order } from "../src/iso.ts";
+import { ACCENT, model } from "../src/model.ts";
+
+const all = model.flatMap((p) => p.blocks);
+const [desk] = model[0].blocks;
+
+test("the model draws without intersections or cycles", () => {
+  assert.equal(order(all).length, all.length);
+});
+
+test("every block stands on the desk", () => {
+  for (const b of all.slice(1)) {
+    assert.ok(b.x >= 0 && b.y >= 0 && b.x + b.w <= desk.w && b.y + b.d <= desk.d, JSON.stringify(b));
+    assert.ok(b.z >= desk.h);
+  }
+});
+
+test("the accent covers at most a tenth of the visible tops", () => {
+  const area = (list: typeof all) => list.reduce((s, b) => s + b.w * b.d, 0);
+  assert.ok(area(all.filter((b) => b.tone === ACCENT)) / area([desk]) <= 0.1);
+});
+
+test("six apps between the desk and the roads", () => {
+  assert.deepEqual(model.slice(1, -1).map((p) => p.name), ["ElyDoc", "ElyTable", "ElyShow", "ElyPDF", "ElyTree", "ElyMark"]);
+});