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

node_modules/@gkucmierz/utils/spec/herons-formula.spec.mjs

@@ -0,0 +1,41 @@
+
+import {
+  heronsFormula,
+  heronsFormulaBI,
+} from '../src/herons-formula.mjs';
+
+describe('herons-formula', () => {
+  it('Integer', () => {
+    expect(heronsFormula(5, 12, 13)).toEqual(30);
+    expect(heronsFormula(6, 8, 10)).toEqual(24);
+    expect(heronsFormula(7, 15, 20)).toEqual(42);
+    expect(heronsFormula(17, 17, 30)).toEqual(120);
+    expect(heronsFormula(13, 37, 30)).toEqual(180);
+    expect(heronsFormula(6, 25, 29)).toEqual(60);
+    expect(heronsFormula(73, 9, 80)).toEqual(216);
+    expect(heronsFormula(12, 35, 37)).toEqual(210);
+    expect(heronsFormula(120, 109, 13)).toEqual(396);
+    expect(heronsFormula(9, 10, 17)).toEqual(36);
+  });
+
+  it('Float', () => {
+    expect(heronsFormula(2, 3, 4)).toEqual(2.9047375096555625);
+    expect(heronsFormula(7, 10, 12)).toEqual(34.977671449083054);
+    expect(heronsFormula(6, 11, 12)).toEqual(32.839572165300815);
+    expect(heronsFormula(25, 25, 45)).toEqual(245.1880655741629);
+    expect(heronsFormula(10, 11, 18)).toEqual(48.59976851796724);
+  });
+
+  it('BigInt', () => {
+    expect(heronsFormulaBI(5n, 12n, 13n)).toEqual(30n);
+    expect(heronsFormulaBI(6n, 8n, 10n)).toEqual(24n);
+    expect(heronsFormulaBI(7n, 15n, 20n)).toEqual(42n);
+    expect(heronsFormulaBI(17n, 17n, 30n)).toEqual(120n);
+    expect(heronsFormulaBI(13n, 37n, 30n)).toEqual(180n);
+    expect(heronsFormulaBI(6n, 25n, 29n)).toEqual(60n);
+    expect(heronsFormulaBI(73n, 9n, 80n)).toEqual(216n);
+    expect(heronsFormulaBI(12n, 35n, 37n)).toEqual(210n);
+    expect(heronsFormulaBI(120n, 109n, 13n)).toEqual(396n);
+    expect(heronsFormulaBI(9n, 10n, 17n)).toEqual(36n);
+  });
+});