Refactor: Implement SmartCube renderer, improve UI styling, and fix gaps

node_modules/@gkucmierz/utils/spec/heap.spec.mjs

@@ -0,0 +1,32 @@
+
+import { Heap } from '../src/heap.mjs';
+
+describe('Heap', () => {
+  it('size', () => {
+    const heap = Heap();
+    expect(heap.size()).toBe(0);
+    heap.add(1);
+    expect(heap.size()).toBe(1);
+    heap.add(1);
+    heap.add(1);
+    expect(heap.size()).toBe(3);
+  });
+
+  it('take', () => {
+    const heap = Heap();
+    heap.add(2);
+    heap.add(1);
+    heap.add(3);
+    expect(heap.take()).toBe(1);
+    expect(heap.take()).toBe(2);
+    expect(heap.take()).toBe(3);
+  });
+
+  it('valFn', () => {
+    const heap = Heap(obj => obj.value);
+    heap.add({ value: 42, other: 'second' });
+    heap.add({ value: 23, other: 'first' });
+    expect(heap.take().other).toBe('first');
+    expect(heap.take().other).toBe('second');
+  });
+});