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NetMesh/application/state/appearanceChromeStore.test.ts

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import assert from 'node:assert/strict';
import test from 'node:test';
import {
getAppearanceChromeSnapshot,
publishAppearanceChromeSnapshot,
subscribeAppearanceChrome,
} from './appearanceChromeStore.ts';
test('appearanceChromeStore notifies subscribers only when accent fields change', () => {
const events: string[] = [];
const unsubscribe = subscribeAppearanceChrome(() => {
const snap = getAppearanceChromeSnapshot();
events.push(`${snap.accentMode}:${snap.customAccent}`);
});
publishAppearanceChromeSnapshot({ accentMode: 'custom', customAccent: '#ff0000' });
assert.equal(events.at(-1), 'custom:#ff0000');
assert.equal(getAppearanceChromeSnapshot().customAccent, '#ff0000');
publishAppearanceChromeSnapshot({ accentMode: 'custom', customAccent: '#ff0000' });
assert.equal(events.length, 1);
publishAppearanceChromeSnapshot({ accentMode: 'custom', customAccent: '#00ff00' });
assert.equal(events.at(-1), 'custom:#00ff00');
publishAppearanceChromeSnapshot({ accentMode: 'theme', customAccent: '#00ff00' });
assert.equal(events.at(-1), 'theme:#00ff00');
unsubscribe();
});