RouterOS/RouterOSAssistantTests/BackupServiceTests.swift

import XCTest
@testable import RouterOSAssistant

final class BackupServiceTests: XCTestCase {
    override func tearDown() {
        BackupService.customDirectoryURL = nil
        super.tearDown()
    }

    func testCustomDirectoryDefaultsToNil() {
        BackupService.customDirectoryURL = nil
        XCTAssertNil(BackupService.customDirectoryURL)
    }

    func testCustomDirectoryRoundTrips() {
        let url = URL(fileURLWithPath: "/tmp/RouterOSAssistantTestBackups", isDirectory: true)
        BackupService.customDirectoryURL = url
        XCTAssertEqual(BackupService.customDirectoryURL?.path, url.path)
    }
}