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1f5ea39 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | import { describe, it, expect, vi } from 'vitest';
import { HttpException } from '@nestjs/common';
import { WeatherController } from '../../../src/nest/weather/weather.controller';
import { ApiError } from '../../../src/services/weatherService';
import type { WeatherService } from '../../../src/nest/weather/weather.service';
function makeController(svc: Partial<WeatherService>) {
return new WeatherController(svc as WeatherService);
}
/** Run `fn`, expecting it to throw an HttpException; return its { status, body }. */
async function thrown(fn: () => Promise<unknown>): Promise<{ status: number; body: unknown }> {
try {
await fn();
} catch (err) {
expect(err).toBeInstanceOf(HttpException);
const e = err as HttpException;
return { status: e.getStatus(), body: e.getResponse() };
}
throw new Error('expected the handler to throw');
}
describe('WeatherController (parity with the legacy /api/weather route)', () => {
const sample = { temp: 21, main: 'Clear', description: 'Klar', type: 'current' };
describe('GET /api/weather', () => {
it('400 { error } with the exact legacy message when lat/lng missing', async () => {
const c = makeController({ get: vi.fn() });
expect(await thrown(() => c.getWeather(undefined, '13.4'))).toEqual({
status: 400,
body: { error: 'Latitude and longitude are required' },
});
});
it('returns the service result and defaults lang to "de" when absent', async () => {
const get = vi.fn().mockResolvedValue(sample);
const c = makeController({ get });
const res = await c.getWeather('52.5', '13.4', undefined, undefined);
expect(res).toEqual(sample);
expect(get).toHaveBeenCalledWith('52.5', '13.4', undefined, 'de');
});
it('passes an explicit lang and date through unchanged', async () => {
const get = vi.fn().mockResolvedValue(sample);
const c = makeController({ get });
await c.getWeather('1', '2', '2026-07-01', 'en');
expect(get).toHaveBeenCalledWith('1', '2', '2026-07-01', 'en');
});
it('maps an ApiError to its status + { error: message }', async () => {
const c = makeController({ get: vi.fn().mockRejectedValue(new ApiError(404, 'Open-Meteo API error')) });
expect(await thrown(() => c.getWeather('1', '2'))).toEqual({
status: 404,
body: { error: 'Open-Meteo API error' },
});
});
it('maps an unexpected error to the exact legacy 500 body', async () => {
vi.spyOn(console, 'error').mockImplementation(() => {});
const c = makeController({ get: vi.fn().mockRejectedValue(new Error('boom')) });
expect(await thrown(() => c.getWeather('1', '2'))).toEqual({
status: 500,
body: { error: 'Error fetching weather data' },
});
});
});
describe('GET /api/weather/detailed', () => {
it('400 { error } with the exact legacy message when date missing', async () => {
const c = makeController({ getDetailed: vi.fn() });
expect(await thrown(() => c.getDetailed('1', '2', undefined))).toEqual({
status: 400,
body: { error: 'Latitude, longitude, and date are required' },
});
});
it('returns the detailed result and defaults lang to "de"', async () => {
const getDetailed = vi.fn().mockResolvedValue(sample);
const c = makeController({ getDetailed });
await c.getDetailed('1', '2', '2026-07-01', undefined);
expect(getDetailed).toHaveBeenCalledWith('1', '2', '2026-07-01', 'de');
});
it('maps an unexpected error to the exact detailed 500 body', async () => {
vi.spyOn(console, 'error').mockImplementation(() => {});
const c = makeController({ getDetailed: vi.fn().mockRejectedValue(new Error('boom')) });
expect(await thrown(() => c.getDetailed('1', '2', '2026-07-01'))).toEqual({
status: 500,
body: { error: 'Error fetching detailed weather data' },
});
});
});
});
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