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fluxer_app/src/utils/DeepLinkUtils.test.ts

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+/*
+ * Copyright (C) 2026 Fluxer Contributors
+ *
+ * This file is part of Fluxer.
+ *
+ * Fluxer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fluxer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import {afterAll, beforeAll, describe, expect, test} from 'vitest';
+import {parseChannelJumpLink, parseChannelUrl, parseMessageJumpLink} from './DeepLinkUtils';
+
+const CANARY_BASE = 'https://canary.fluxer.app';
+const STABLE_BASE = 'https://fluxer.app';
+const CHANNEL_LINKS = [
+	`${CANARY_BASE}/channels/@me/1130650140672000000/1447659936007000077`,
+	`${CANARY_BASE}/channels/@me/1130650140672000000`,
+	`${CANARY_BASE}/channels/12345678901234567/23456789012345678`,
+	`${CANARY_BASE}/channels/12345678901234567/23456789012345678/34567890123456789`,
+	`${STABLE_BASE}/channels/@me/1130650140672000000/1447659936007000077`,
+	`${STABLE_BASE}/channels/@me/1130650140672000000`,
+	`${STABLE_BASE}/channels/12345678901234567/23456789012345678`,
+	`${STABLE_BASE}/channels/12345678901234567/23456789012345678/34567890123456789`,
+];
+const GUILD_CHANNEL = `${STABLE_BASE}/channels/12345678901234567/23456789012345678`;
+const GUILD_MESSAGE = `${STABLE_BASE}/channels/12345678901234567/23456789012345678/34567890123456789`;
+
+describe('parseChannelUrl', () => {
+	const originalLocationHref = globalThis.location.href;
+
+	beforeAll(() => {
+		globalThis.location.href = CANARY_BASE;
+	});
+
+	afterAll(() => {
+		globalThis.location.href = originalLocationHref;
+	});
+
+	for (const url of CHANNEL_LINKS) {
+		test(`returns pathname for ${url}`, () => {
+			const expectedPath = new URL(url).pathname;
+			expect(parseChannelUrl(url)).toBe(expectedPath);
+		});
+	}
+});
+
+describe('parseMessageJumpLink', () => {
+	const originalLocationHref = globalThis.location.href;
+
+	beforeAll(() => {
+		globalThis.location.href = CANARY_BASE;
+	});
+
+	afterAll(() => {
+		globalThis.location.href = originalLocationHref;
+	});
+
+	test('returns channel, guild, and message info when the path points to a message', () => {
+		expect(parseMessageJumpLink(GUILD_MESSAGE)).toEqual({
+			scope: '12345678901234567',
+			channelId: '23456789012345678',
+			messageId: '34567890123456789',
+		});
+	});
+});
+
+describe('parseChannelJumpLink', () => {
+	const originalLocationHref = globalThis.location.href;
+
+	beforeAll(() => {
+		globalThis.location.href = STABLE_BASE;
+	});
+
+	afterAll(() => {
+		globalThis.location.href = originalLocationHref;
+	});
+
+	test('returns scope and channel for a DM path', () => {
+		const url = `${STABLE_BASE}/channels/@me/1130650140672000000`;
+		expect(parseChannelJumpLink(url)).toEqual({
+			scope: '@me',
+			channelId: '1130650140672000000',
+		});
+	});
+
+	test('returns scope and channel for a guild path', () => {
+		expect(parseChannelJumpLink(GUILD_CHANNEL)).toEqual({
+			scope: '12345678901234567',
+			channelId: '23456789012345678',
+		});
+	});
+
+	test('still returns scope and channel when a message ID is appended', () => {
+		expect(parseChannelJumpLink(GUILD_MESSAGE)).toEqual({
+			scope: '12345678901234567',
+			channelId: '23456789012345678',
+		});
+	});
+});