Add mailcatcher fixtures

tests/backend-fixture.ts

@@ -7,11 +7,64 @@ import * as dgram from "dgram";
 import * as http from "http";
 import * as fs from "fs/promises";
 import { MongoClient } from "mongodb";
-import { MONGO_PORT, MONGO_HOST } from "../src/back/config.js";
+import {
+	MONGO_PORT,
+	MONGO_HOST,
+	MAILCATCHER_API_PORT,
+	MAILCATCHER_SMTP_PORT,
+} from "../src/back/config.js";
+
+export class MailcatcherMessage {
+	id: number;
+	sender: string;
+	recipients: string[];
+	subject: string;
+	size: string;
+	created_at: string;
+
+	constructor({
+		id,
+		sender,
+		recipients,
+		subject,
+		size,
+		created_at,
+	}: {
+		id: number;
+		sender: string;
+		recipients: string[];
+		subject: string;
+		size: string;
+		created_at: string;
+	}) {
+		this.id = id;
+		this.sender = sender;
+		this.recipients = recipients;
+		this.subject = subject;
+		this.size = size;
+		this.created_at = created_at;
+	}
+
+	async getBody(format: "html" | "plain" | "source") {
+		return (await fetch(`${mailcatcher_url}/messages/${this.id}.${format}`)).text();
+	}
+
+	async getURLs(): Promise<string[]> {
+		const url_regex =
+			/https?:\/\/[a-z0-9.]+(:[0-9]+)\/[a-zA-Z0-9.\/!@#$%^&*()?\-=]+/g;
+		const body = await this.getBody("plain");
+		return Array.from(body.matchAll(url_regex)).map((e) => e[0]);
+	}
+}
+
+export type MailcatcherAPI = {
+	getLatestMessage: () => Promise<MailcatcherMessage>;
+};
 
 type TestFixtures = {
 	backend: { url: string; env: Record<string, string> };
 	setMarkdownValue: (field_name: string, value: string) => Promise<void>;
+	email: MailcatcherAPI;
 };
 
 const c8 = "./node_modules/c8/bin/c8.js";
@@ -19,6 +72,8 @@ const app_host = process.env.TESTS_RUN_IN_DOCKER
 	? "test" // the docker name
 	: "172.17.0.1"; // ip to access localhost from within docker (playwright always runs in docker)
 
+const mailcatcher_url = `http://${app_host}:${MAILCATCHER_API_PORT}`;
+
 export async function waitForHttpPort({
 	port,
 	host = app_host,
@@ -100,7 +155,10 @@ export const test = base.extend<TestFixtures>({
 			...(process.env.TESTS_RUN_IN_DOCKER
 				? { MEILISEARCH_HOST: `http://meilisearch:7700` }
 				: {}),
+			MAILCATCHER_HOST: app_host,
+			MAILCATCHER_SMTP_PORT: String(MAILCATCHER_SMTP_PORT),
 			SEALIOUS_KILLSWITCH_PORT: `${killswitch_port}`,
+			SEALIOUS_BASE_URL: `http://${app_host}:${port}`,
 		};
 
 		const backendProcess = spawn(
@@ -167,6 +225,19 @@ export const test = base.extend<TestFixtures>({
 			}
 		});
 	},
+
+	email: ({}, use) => {
+		async function getLatestMessage() {
+			const all_messages = (await (
+				await fetch(`${mailcatcher_url}/messages`)
+			).json()) as Record<string, unknown>[];
+			return new MailcatcherMessage(all_messages.at(-1) as any);
+		}
+		async function getURLsFromLatestMessage() {}
+		return use({
+			getLatestMessage,
+		});
+	},
 });
 
 export { expect } from "@playwright/test";