Santhosh Janardhanan
493cb78173
Complete UI foundation and app layout implementation, stabilize container health checks, and archive both OpenSpec changes after verification.
45 lines
1.3 KiB
TypeScript
45 lines
1.3 KiB
TypeScript
import { beforeEach, describe, expect, it, vi, type Mock } from 'vitest';
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function getStoreValue<T>(store: { subscribe: (run: (value: T) => void) => () => void }): T {
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let value!: T;
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const unsubscribe = store.subscribe((current) => {
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value = current;
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});
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unsubscribe();
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return value;
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}
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describe('period store', () => {
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beforeEach(() => {
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vi.resetModules();
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(localStorage.getItem as Mock).mockReturnValue(null);
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});
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it('initializes with current month', async () => {
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const store = await import('../../src/lib/stores/period');
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const now = new Date();
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const expected = `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, '0')}`;
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expect(getStoreValue(store.selectedPeriod)).toBe(expected);
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});
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it('previousMonth decrements correctly', async () => {
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const store = await import('../../src/lib/stores/period');
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store.setPeriod('2025-01');
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store.previousMonth();
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expect(getStoreValue(store.selectedPeriod)).toBe('2024-12');
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expect(localStorage.setItem).toHaveBeenCalledWith('headroom_selected_period', '2024-12');
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});
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it('nextMonth increments correctly', async () => {
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const store = await import('../../src/lib/stores/period');
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store.setPeriod('2025-12');
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store.nextMonth();
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expect(getStoreValue(store.selectedPeriod)).toBe('2026-01');
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});
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});
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