23 lines
550 B
TypeScript
23 lines
550 B
TypeScript
import { dedupeTasksById } from '../taskUtils';
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describe('dedupeTasksById', () => {
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it('returns empty array for empty input', () => {
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expect(dedupeTasksById([])).toEqual([]);
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});
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it('keeps the first occurrence and preserves order', () => {
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const tasks = [
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{ id: 1, title: 'A' },
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{ id: 2, title: 'B' },
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{ id: 1, title: 'A-dup' },
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{ id: 3, title: 'C' },
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];
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expect(dedupeTasksById(tasks)).toEqual([
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{ id: 1, title: 'A' },
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{ id: 2, title: 'B' },
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{ id: 3, title: 'C' },
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]);
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});
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});
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