44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
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import { describe, it, expect, vi, afterEach } from 'vitest';
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import { loadConfig, DEFAULT_RENDER } from './config';
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function mockFetch(body: unknown, ok = true) {
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vi.stubGlobal('fetch', vi.fn().mockResolvedValue({
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ok,
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json: () => Promise.resolve(body),
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}));
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}
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afterEach(() => vi.unstubAllGlobals());
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describe('loadConfig', () => {
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it('loads stream URL and fills render defaults', async () => {
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mockFetch({ streamUrl: 'http://cam/stream' });
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const cfg = await loadConfig('config.json');
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expect(cfg.streamUrl).toBe('http://cam/stream');
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expect(cfg.renderDefaults).toEqual(DEFAULT_RENDER);
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expect(cfg.calibration).toBeNull();
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});
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it('keeps a valid calibration', async () => {
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const calibration = {
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imagePoints: [[0, 0], [1, 0], [1, 1], [0, 1]],
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machinePoints: [[0, 0], [1, 0], [1, 1], [0, 1]],
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homography: [1, 0, 0, 0, 1, 0, 0, 0, 1],
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};
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mockFetch({ streamUrl: 'x', calibration });
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const cfg = await loadConfig('config.json');
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expect(cfg.calibration).toEqual(calibration);
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});
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it('drops a malformed calibration to null', async () => {
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mockFetch({ streamUrl: 'x', calibration: { homography: [1, 2, 3] } });
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const cfg = await loadConfig('config.json');
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expect(cfg.calibration).toBeNull();
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});
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it('throws when the request fails', async () => {
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mockFetch({}, false);
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await expect(loadConfig('config.json')).rejects.toThrow();
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});
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});
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