88 lines
2.5 KiB
TypeScript
88 lines
2.5 KiB
TypeScript
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import { test } from 'node:test';
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import assert from 'node:assert/strict';
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import { createStore } from 'jotai';
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import { toastQueueAtom, dismissToastAtom, ToastNotif } from './toast';
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// The queue lives in an unexported baseAtom; we drive the two write-only setters
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// (toastQueueAtom append + null no-op guard, dismissToastAtom remove-by-id)
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// through a jotai store and read back via toastQueueAtom's getter.
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const makeToast = (id: string): ToastNotif => ({
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id,
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displayName: `name-${id}`,
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body: `body-${id}`,
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roomName: `room-${id}`,
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roomId: `!${id}:server`,
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});
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test('starts empty', () => {
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const store = createStore();
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assert.deepEqual(store.get(toastQueueAtom), []);
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});
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test('toastQueueAtom appends in order', () => {
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const store = createStore();
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const a = makeToast('a');
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const b = makeToast('b');
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store.set(toastQueueAtom, a);
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store.set(toastQueueAtom, b);
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assert.deepEqual(
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store.get(toastQueueAtom).map((t) => t.id),
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['a', 'b'],
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);
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assert.equal(store.get(toastQueueAtom)[0], a);
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});
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test('toastQueueAtom ignores null (no-op guard)', () => {
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const store = createStore();
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store.set(toastQueueAtom, makeToast('a'));
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store.set(toastQueueAtom, null);
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assert.deepEqual(
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store.get(toastQueueAtom).map((t) => t.id),
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['a'],
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);
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});
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test('toastQueueAtom allows duplicate ids (no dedupe)', () => {
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const store = createStore();
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store.set(toastQueueAtom, makeToast('a'));
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store.set(toastQueueAtom, makeToast('a'));
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assert.equal(store.get(toastQueueAtom).length, 2);
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});
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test('dismissToastAtom removes the matching id only', () => {
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const store = createStore();
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store.set(toastQueueAtom, makeToast('a'));
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store.set(toastQueueAtom, makeToast('b'));
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store.set(toastQueueAtom, makeToast('c'));
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store.set(dismissToastAtom, 'b');
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assert.deepEqual(
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store.get(toastQueueAtom).map((t) => t.id),
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['a', 'c'],
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);
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});
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test('dismissToastAtom removes every entry sharing the id', () => {
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const store = createStore();
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store.set(toastQueueAtom, makeToast('a'));
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store.set(toastQueueAtom, makeToast('a'));
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store.set(toastQueueAtom, makeToast('b'));
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store.set(dismissToastAtom, 'a');
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assert.deepEqual(
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store.get(toastQueueAtom).map((t) => t.id),
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['b'],
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);
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});
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test('dismissToastAtom for an unknown id is a no-op', () => {
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const store = createStore();
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store.set(toastQueueAtom, makeToast('a'));
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store.set(dismissToastAtom, 'missing');
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assert.deepEqual(
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store.get(toastQueueAtom).map((t) => t.id),
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['a'],
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);
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});
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