Add test stub

src/test/kotlin/com/shr4pnel/ferretirc/IRCErrTest.kt

@@ -0,0 +1,38 @@
+package com.shr4pnel.ferretirc
+
+import io.github.oshai.kotlinlogging.KotlinLogging
+import kotlinx.coroutines.runBlocking
+import org.junit.jupiter.api.BeforeAll
+import java.io.File
+
+class IRCErrTest {
+    companion object {
+        lateinit var processes: MutableList<Process>
+        val client = IrcClient("localhost", 6667, enableLogging = true)
+        private val logger = KotlinLogging.logger {}
+
+        @JvmStatic
+        @BeforeAll
+        fun setup(): Unit =
+            runBlocking {
+                val logFile = File("src/test/resources/logs/ngircd.log")
+                val ngircdConfigPath = javaClass.classLoader.getResource("ngircd.conf")!!.path
+                logFile.createNewFile()
+                processes =
+                    ProcessBuilder.startPipeline(
+                        listOf<ProcessBuilder>(
+                            // Run IRC server in [-d] debug log mode, with [-n] no daemon, using config [-f] file at path
+                            ProcessBuilder("ngircd", "-dnf", ngircdConfigPath).redirectErrorStream(true),
+                            // Remove unhelpful default ngircd info [PID. relative time, GID?]
+                            ProcessBuilder("sed", "-ue", "s/\\[[^][]*\\]//g"),
+                            // Add relative timestamp
+                            ProcessBuilder("ts", "-s", "%H:%M:%.S").redirectOutput(logFile),
+                        ),
+                    )
+                client.connect()
+                client.register("shr4p", "Tyler Fullname", "password")
+                val default = client.server.fetchChannels().first()
+                client.join(default)
+            }
+    }
+}