Implemented some test cases for the Fetcher class and the URL+Device extension.

Tests/Persistence/Extensions/URL+DevicesTests.swift

@@ -0,0 +1,30 @@
+//
+//  URL+DevicesTests.swift
+//  PersistenceTests
+//
+//  Created by Javier Cicchelli on 17/04/2023.
+//  Copyright © 2023 Röck+Cöde. All rights reserved.
+//
+
+import Foundation
+import Persistence
+import XCTest
+
+final class URL_DevicesTests: XCTestCase {
+    
+    // MARK: Properties
+    
+    private var url: URL!
+    
+    // MARK: - Tests
+    
+    func test_bitBucket() {
+        // GIVEN
+        // WHEN
+        url = .bitBucket
+        
+        // THEN
+        XCTAssertEqual(url.absoluteString, "file:///dev/null")
+    }
+    
+}