64 lines
1.9 KiB
TypeScript
64 lines
1.9 KiB
TypeScript
import type { Logger } from '@core/shared/domain/Logger';
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import { describe, expect, it, vi, type Mock } from 'vitest';
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import { GetAnalyticsMetricsUseCase, type GetAnalyticsMetricsInput } from './GetAnalyticsMetricsUseCase';
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describe('GetAnalyticsMetricsUseCase', () => {
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let logger: Logger;
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let useCase: GetAnalyticsMetricsUseCase;
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beforeEach(() => {
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logger = {
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debug: vi.fn(),
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info: vi.fn(),
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warn: vi.fn(),
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error: vi.fn(),
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} as unknown as Logger;
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useCase = new GetAnalyticsMetricsUseCase(logger);
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});
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it('returns default metrics when no input is provided', async () => {
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const result = await useCase.execute();
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expect(result.isOk()).toBe(true);
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const data = result.unwrap();
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expect(data).toEqual({
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pageViews: 0,
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uniqueVisitors: 0,
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averageSessionDuration: 0,
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bounceRate: 0,
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});
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expect((logger.info as unknown as Mock)).toHaveBeenCalled();
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});
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it('uses provided date range and returns metrics', async () => {
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const input: GetAnalyticsMetricsInput = {
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startDate: new Date('2024-01-01'),
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endDate: new Date('2024-01-31'),
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};
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const result = await useCase.execute(input);
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expect(result.isOk()).toBe(true);
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const data = result.unwrap();
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expect(data.pageViews).toBe(0);
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expect((logger.info as unknown as Mock)).toHaveBeenCalled();
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});
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it('returns error when execute throws', async () => {
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const input: GetAnalyticsMetricsInput = {
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startDate: new Date('2024-01-01'),
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endDate: new Date('2024-01-31'),
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};
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// Simulate an error by temporarily spying on logger.info to throw
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(logger.info as unknown as Mock).mockImplementation(() => {
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throw new Error('Logging failed');
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});
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const result = await useCase.execute(input);
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expect(result.isErr()).toBe(true);
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expect((logger.error as unknown as Mock)).toHaveBeenCalled();
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});
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}); |