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Add Prettier and ESLint tooling (Refs #77)

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josh
2026-10-09 15:56:13 -04:00
parent 8ed059b8d3
commit 16469e2d43
711 changed files with 99737 additions and 28286 deletions
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tests/unit/time-zone.test.ts
+74 -24
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@@ -1,11 +1,24 @@
import { afterEach, describe, expect, it, vi } from 'vitest';
import { get } from 'svelte/store';
import { availableTimeZones, createTimeFormatter, DEFAULT_TIME_ZONE, validTimeZone, timestampISO } from '../../src/lib/time-zone.js';
import { startTimeZonePreference, timeFormat, timeZone, timeZonePersistenceError, TIME_ZONE_STORAGE_KEY } from '../../src/lib/ui/stores/time-zone.js';
import {
availableTimeZones,
createTimeFormatter,
DEFAULT_TIME_ZONE,
validTimeZone,
timestampISO
} from '../../src/lib/time-zone.js';
import {
startTimeZonePreference,
timeFormat,
timeZone,
timeZonePersistenceError,
TIME_ZONE_STORAGE_KEY
} from '../../src/lib/ui/stores/time-zone.js';
let stop: (() => void) | undefined;
afterEach(() => {
stop?.(); stop = undefined;
stop?.();
stop = undefined;
timeZone.set(DEFAULT_TIME_ZONE);
vi.unstubAllGlobals();
vi.restoreAllMocks();
@@ -16,7 +29,9 @@ describe('timezone formatting', () => {
it('uses New York by default, including when a saved zone is invalid', () => {
expect(get(timeZone)).toBe('America/New_York');
expect(createTimeFormatter('invalid').dateTime('2026-01-15T12:00:00Z')).toBe('Jan 15, 2026, 7:00:00 AM EST');
expect(createTimeFormatter('invalid').dateTime('2026-01-15T12:00:00Z')).toBe(
'Jan 15, 2026, 7:00:00 AM EST'
);
expect(ny.dateTime('2026-07-15T12:00:00Z')).toBe('Jul 15, 2026, 8:00:00 AM EDT');
});
@@ -44,7 +59,12 @@ describe('timezone formatting', () => {
it('interprets SQLite and unzoned ISO timestamps as UTC while preserving explicit offsets', () => {
const expected = ny.dateTime('2026-01-15T12:00:00Z');
for (const at of ['2026-01-15 12:00:00', '2026-01-15T12:00:00', '2026-01-15 12:00:00.123', '2026-01-15T07:00:00-05:00']) {
for (const at of [
'2026-01-15 12:00:00',
'2026-01-15T12:00:00',
'2026-01-15 12:00:00.123',
'2026-01-15T07:00:00-05:00'
]) {
expect(ny.dateTime(at)).toBe(expected);
}
});
@@ -70,9 +90,18 @@ describe('timezone formatting', () => {
});
it('uses timezone calendar dates for yesterday across DST and year boundaries', () => {
expect(ny.relative('2026-11-01T04:30:00Z', Date.parse('2026-11-02T05:15:00Z'))).toBe('Yesterday, 12:30 AM');
expect(ny.relative('2025-12-31T05:00:00Z', Date.parse('2026-01-01T06:00:00Z'))).toBe('Yesterday, 12:00 AM');
expect(createTimeFormatter('invalid').relative('2026-10-05T17:00:00Z', Date.parse('2026-10-07T18:00:00Z'))).toBe('Oct 5, 2026, 1:00 PM EDT');
expect(ny.relative('2026-11-01T04:30:00Z', Date.parse('2026-11-02T05:15:00Z'))).toBe(
'Yesterday, 12:30 AM'
);
expect(ny.relative('2025-12-31T05:00:00Z', Date.parse('2026-01-01T06:00:00Z'))).toBe(
'Yesterday, 12:00 AM'
);
expect(
createTimeFormatter('invalid').relative(
'2026-10-05T17:00:00Z',
Date.parse('2026-10-07T18:00:00Z')
)
).toBe('Oct 5, 2026, 1:00 PM EDT');
});
it('offers valid zones including New York and UTC, with an older-browser fallback', () => {
@@ -82,9 +111,13 @@ describe('timezone formatting', () => {
for (const value of [null, '', 'invalid', 123]) expect(validTimeZone(value)).toBe(false);
vi.spyOn(Intl, 'supportedValuesOf').mockImplementation(() => ['Europe/London']);
expect(availableTimeZones()).toEqual(['America/New_York', 'Europe/London', 'UTC']);
vi.stubGlobal('Intl', new Proxy(Intl, {
get: (target, key) => key === 'supportedValuesOf' ? undefined : Reflect.get(target, key)
}));
vi.stubGlobal(
'Intl',
new Proxy(Intl, {
get: (target, key) =>
key === 'supportedValuesOf' ? undefined : Reflect.get(target, key)
})
);
expect(availableTimeZones()).toContain('Asia/Kolkata');
expect(availableTimeZones().every(validTimeZone)).toBe(true);
});
@@ -94,13 +127,17 @@ function browser(saved?: string) {
const values = new Map(saved ? [[TIME_ZONE_STORAGE_KEY, saved]] : []);
const storage = {
getItem: vi.fn((key: string) => values.get(key) ?? null),
setItem: vi.fn((key: string, value: string) => { values.set(key, value); })
setItem: vi.fn((key: string, value: string) => {
values.set(key, value);
})
};
const window = new EventTarget();
vi.stubGlobal('localStorage', storage);
vi.stubGlobal('window', window);
function change(newValue: string | null, key: string | null = TIME_ZONE_STORAGE_KEY) {
window.dispatchEvent(Object.assign(new Event('storage'), { storageArea: storage, key, newValue }));
window.dispatchEvent(
Object.assign(new Event('storage'), { storageArea: storage, key, newValue })
);
}
return { values, storage, change };
}
@@ -110,21 +147,27 @@ describe('timezone preference', () => {
const { values } = browser('UTC');
stop = startTimeZonePreference();
let shown = '';
const unsubscribe = timeFormat.subscribe(format => { shown = format.time('2026-01-15T12:00:00Z'); });
const unsubscribe = timeFormat.subscribe((format) => {
shown = format.time('2026-01-15T12:00:00Z');
});
expect(shown).toBe('12:00:00 PM UTC');
timeZone.set('America/New_York');
expect(shown).toBe('7:00:00 AM EST');
expect(values.get(TIME_ZONE_STORAGE_KEY)).toBe('America/New_York');
stop(); stop = startTimeZonePreference();
stop();
stop = startTimeZonePreference();
expect(get(timeZone)).toBe('America/New_York');
unsubscribe();
});
it.each([undefined, 'invalid'])('defaults safely with a missing or corrupt preference (%s)', saved => {
browser(saved);
stop = startTimeZonePreference();
expect(get(timeZone)).toBe(DEFAULT_TIME_ZONE);
});
it.each([undefined, 'invalid'])(
'defaults safely with a missing or corrupt preference (%s)',
(saved) => {
browser(saved);
stop = startTimeZonePreference();
expect(get(timeZone)).toBe(DEFAULT_TIME_ZONE);
}
);
it('syncs changes from other tabs and removes listeners on cleanup', () => {
const { change } = browser();
@@ -135,16 +178,23 @@ describe('timezone preference', () => {
expect(get(timeZone)).toBe('Asia/Tokyo');
change(null, null);
expect(get(timeZone)).toBe(DEFAULT_TIME_ZONE);
stop(); stop = undefined;
stop();
stop = undefined;
change('UTC');
expect(get(timeZone)).toBe(DEFAULT_TIME_ZONE);
});
it('keeps the preference usable when browser storage is blocked', () => {
const { storage } = browser();
storage.getItem.mockImplementation(() => { throw new Error('Storage blocked'); });
storage.setItem.mockImplementation(() => { throw new Error('Storage blocked'); });
expect(() => { stop = startTimeZonePreference(); }).not.toThrow();
storage.getItem.mockImplementation(() => {
throw new Error('Storage blocked');
});
storage.setItem.mockImplementation(() => {
throw new Error('Storage blocked');
});
expect(() => {
stop = startTimeZonePreference();
}).not.toThrow();
timeZone.set('UTC');
expect(get(timeFormat).time('2026-01-15T12:00:00Z')).toBe('12:00:00 PM UTC');
expect(get(timeZonePersistenceError)).toBe(true);