43 lines
1.7 KiB
TypeScript
43 lines
1.7 KiB
TypeScript
import { describe, it, expect } from 'vitest';
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import { getPath, setPath, DEFAULT_SETTINGS } from '$features/settings/store';
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import { formatAltitude, formatRate, formatCoords, toDms, formatTime } from '$domain';
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describe('getPath / setPath', () => {
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it('reads a nested value', () => {
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expect(getPath(DEFAULT_SETTINGS, 'format.units')).toBe('metric');
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expect(getPath(DEFAULT_SETTINGS, 'map.baseLayer')).toBe('osm');
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});
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it('returns undefined for a missing path', () => {
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expect(getPath(DEFAULT_SETTINGS, 'nope.missing')).toBeUndefined();
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});
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it('sets immutably, leaving the original untouched', () => {
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const next = setPath(DEFAULT_SETTINGS, 'format.units', 'imperial');
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expect(getPath(next, 'format.units')).toBe('imperial');
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expect(DEFAULT_SETTINGS.format.units).toBe('metric');
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// Sibling branches are preserved.
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expect(getPath(next, 'map.baseLayer')).toBe('osm');
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});
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});
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describe('display formatting', () => {
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it('converts altitude and rate for imperial display only', () => {
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expect(formatAltitude(1000, 'metric')).toBe('1000 m');
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expect(formatAltitude(1000, 'imperial')).toBe('3281 ft');
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expect(formatRate(5, 'metric')).toBe('5.0 m/s');
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expect(formatRate(5, 'imperial')).toBe('984 ft/min');
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});
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it('formats coordinates as DD or DMS with hemispheres', () => {
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expect(formatCoords(62.5, 129.25, 'dd')).toBe('62.5000, 129.2500');
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expect(toDms(62.5, 'lat')).toBe('62°30\'00.00"N');
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expect(toDms(-0.1278, 'lon')).toContain('W');
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});
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it('labels UTC and leaves local unlabelled', () => {
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const d = new Date('2026-01-01T07:08:09Z');
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expect(formatTime(d, 'utc')).toBe('07:08:09 UTC');
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expect(formatTime(d, 'local')).toMatch(/^\d{2}:\d{2}:\d{2}$/);
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});
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});
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