import XCTest
@testable import RouterOSAssistant

final class VlanEntryTests: XCTestCase {
    func testBuildCommandsCreatesVlanInterfaceThenDhcpStack() {
        let vlan = VlanEntry(name: "Gäste", vlanID: 20, parentInterface: "bridge")
        let commands = vlan.buildCommands()

        XCTAssertEqual(commands.count, 8)
        XCTAssertEqual(commands[0].menuPath, "/interface vlan")
        XCTAssertEqual(commands[0].arguments["vlan-id"], "20")
        XCTAssertEqual(commands[0].arguments["interface"], "bridge")
        XCTAssertEqual(commands[0].arguments["name"], "vlan20")

        XCTAssertEqual(commands[1].menuPath, "/interface bridge port")
        XCTAssertEqual(commands[2].menuPath, "/ip address")
        XCTAssertEqual(commands[2].arguments["interface"], "vlan20")
        XCTAssertEqual(commands[3].menuPath, "/ip pool")
        XCTAssertEqual(commands[4].menuPath, "/ip dhcp-server")
        XCTAssertEqual(commands[5].menuPath, "/ip dhcp-server network")
        XCTAssertEqual(commands[6].menuPath, "/interface list")
        XCTAssertEqual(commands[7].menuPath, "/interface list member")
        XCTAssertEqual(commands[7].arguments["interface"], "vlan20")
    }

    /// Address fields start empty by design (Nutzerwunsch, 2026-09-16: "die auszufüllenden
    /// Felder leer lassen, nur Beispiele zeigen ... so sieht man das Schema dahinter") — a
    /// previous version auto-derived these from the VLAN ID; replaced with this test.
    func testDefaultAddressesStartEmptyForExamplePlaceholder() {
        let vlan = VlanEntry(vlanID: 30, parentInterface: "bridge")

        XCTAssertEqual(vlan.routerAddress, "")
        XCTAssertEqual(vlan.networkAddress, "")
        XCTAssertEqual(vlan.poolRangeStart, "")
        XCTAssertEqual(vlan.poolRangeEnd, "")
        XCTAssertEqual(vlan.dnsServers, "")
    }
}