Versie 0.3.3

tests/wealth/return-view.test.mjs

@@ -1,7 +1,7 @@
-// Generated, do not edit. sha256:3b34cf97cc5aa20ba08ae8a6246f0235b943e5e85fc0d31e21707e06b2c2c371
+// Generated, do not edit. sha256:d235c44eb19e911ab77974e75ddb595cbc8249ee72a4b4a543123c373e4e6b5f
 import { describe, it } from 'node:test';
 import assert from 'node:assert/strict';
-import { periodChoices, startPeriod, returnLine, idsForSelection, contributorsPerDay } from '../../client/wealth/return-view.js';
+import { periodChoices, startPeriod, returnLine, idsForSelection, contributorsPerDay, flatLine } from '../../client/wealth/return-view.js';
 import { dagreeks, seriesFor, meetVenster } from '../../client/wealth/series.js';
 import { windowTwr } from '../../client/wealth/performance.js';
 
@@ -94,6 +94,22 @@ describe('returnLine', () => {
   });
 });
 
+describe('flatLine', () => {
+  it('geeft nul over de periode, eindigend op vandaag, oudste eerst', () => {
+    const f = flatLine(7, '2026-10-29');
+    assert.equal(f.amount, 0);
+    assert.equal(f.pct, 0);
+    assert.equal(f.labels.length, 7);
+    assert.equal(f.labels[0], '2026-10-23');
+    assert.equal(f.labels.at(-1), '2026-10-29');
+    assert.ok(f.points.every(p => p.cumulative === 0));
+  });
+
+  it('heeft minstens twee punten, ook voor één dag', () => {
+    assert.deepEqual(flatLine(1, '2026-10-29').labels, ['2026-10-28', '2026-10-29']);
+  });
+});
+
 describe('seriesFor met een groep', () => {
   it('is met alle assets erin hetzelfde als het totaal', () => {
     const r = reeks();