Add test for ServerStore deserializer

stores/ServerStore.js

@@ -10,6 +10,13 @@ import { v4 as uuidv4 } from 'uuid';
 
 import ServerModel from '../models/ServerModel';
 
+export const DESERIALIZER = data => data.map(server => {
+	// Migrate from old url format
+	// TODO: Remove migration in next minor release
+	const url = server.url.href || server.url;
+	return new ServerModel(server.id, new URL(url), server.info);
+});
+
 export default class ServerStore {
 	servers = []
 
@@ -34,12 +41,7 @@ export default class ServerStore {
 
 decorate(ServerStore, {
 	servers: [
-		format(data => data.map(value => {
-			// Migrate from old url format
-			// TODO: Remove migration in next minor release
-			const url = value.url.href || value.url;
-			return new ServerModel(value.id, new URL(url), value.info);
-		})),
+		format(DESERIALIZER),
 		observable
 	],
 	addServer: action,

stores/__tests__/ServerStore.test.js

@@ -6,7 +6,9 @@
 
 import { URL } from 'url';
 
-import ServerStore from '../ServerStore';
+import ServerModel from '../../models/ServerModel';
+
+import ServerStore, { DESERIALIZER } from '../ServerStore';
 
 const mockFetchInfo = jest.fn();
 jest.mock('../../models/ServerModel', () => {
@@ -61,3 +63,34 @@ describe('ServerStore', () => {
 		expect(mockFetchInfo).toHaveBeenCalledTimes(2);
 	});
 });
+
+describe('DESERIALIZER', () => {
+	it('should deserialize to a list of ServerModels', () => {
+		const serialized = [
+			{
+				id: 'TEST1',
+				url: { href: 'https://1.example.com' },
+				info: null
+			},
+			{
+				id: 'TEST2',
+				url: 'https://2.example.com/',
+				info: null
+			}
+		];
+
+		const deserialized = DESERIALIZER(serialized);
+
+		expect(deserialized).toHaveLength(2);
+
+		expect(deserialized[0]).toBeInstanceOf(ServerModel);
+		expect(deserialized[0].id).toBe(serialized[0].id);
+		expect(deserialized[0].url).toBeInstanceOf(URL);
+		expect(deserialized[0].url.href).toBe('https://1.example.com/');
+
+		expect(deserialized[1]).toBeInstanceOf(ServerModel);
+		expect(deserialized[1].id).toBe(serialized[1].id);
+		expect(deserialized[1].url).toBeInstanceOf(URL);
+		expect(deserialized[1].url.href).toBe('https://2.example.com/');
+	});
+});