Maestro

import io.mockk.every import io.mockk.mockkStatic import maestro.utils.SocketUtils import org.junit.jupiter.api.Assertions.assertEquals import org.junit.jupiter.api.Assertions.assertNotNull import org.junit.jupiter.api.Assertions.assertThrows import org.junit.jupiter.api.Assertions.assertTrue import org.junit.jupiter.api.Test import java.net.Inet4Address import java.net.InetAddress import java.net.NetworkInterface import java.util.* class SocketUtilsTest { private fun <T> List<T>.toEnumeration(): Enumeration<T> = Collections.enumeration(this) @Test fun `nextFreePort should return a free port within the specified range`() { val from = 5000 val to = 5100 val port = SocketUtils.nextFreePort(from, to) assertTrue(port in from..to) } @Test fun `nextFreePort should throw IllegalStateException when no ports are available in the range`() { val from = 100000 val to = 100010 assertThrows(IllegalStateException::class.java) { SocketUtils.nextFreePort(from, to) } } @Test fun `localIp should return local IP address`() { val ip = SocketUtils.localIp() assertNotNull(ip) assertTrue(ip.startsWith("192") || ip.startsWith("10") || ip.startsWith("172") || ip.startsWith("127")) assertTrue(InetAddress.getByName(ip) is Inet4Address) } @Test fun `localIp should return localhost address if no network interfaces are available`() { mockkStatic(NetworkInterface::class) every { NetworkInterface.getNetworkInterfaces() } returns listOf<NetworkInterface>().toEnumeration() val ip = SocketUtils.localIp() assertEquals(InetAddress.getLocalHost().hostAddress, ip) } }