Allow AdbServer.list() to work with multiple adb devices

dadb/src/main/kotlin/dadb/adbserver/AdbServer.kt

@@ -50,6 +50,12 @@ object AdbServer {
         connectTimeout: Int = 0,
         socketTimeout: Int = 0
     ): Dadb {
+         if (deviceQuery.startsWith("first:")) {
+            val filter = Regex(deviceQuery.removePrefix("first:"))
+            return listDadbs(adbServerHost, adbServerPort).first {
+                it is AdbServerDadb && it.name.contains(filter)
+            }
+        }
         val name = deviceQuery
             .removePrefix("host:") // Use the device query without the host: prefix
             .removePrefix("transport:") // If it's a serial-number, just show that
@@ -123,15 +129,15 @@ private class AdbServerDadb constructor(
     private val host: String,
     private val port: Int,
     private val deviceQuery: String,
-    private val name: String,
+    val name: String,
     private val connectTimeout: Int = 0,
     private val socketTimeout: Int = 0,
 ) : Dadb {
 
     private val supportedFeatures: Set<String>
 
     init {
-        supportedFeatures = open("host:features").use {
+        supportedFeatures = open("host-serial:$name:features").use {
             val features = AdbServer.readString(DataInputStream(it.source.inputStream()))
             features.split(",").toSet()
         }

dadb/src/test/kotlin/dadb/AdbServerTest.kt

@@ -17,6 +17,6 @@ internal class AdbServerTest : DadbTest() {
     }
 
     override fun localEmulator(body: (dadb: Dadb) -> Unit) {
-        AdbServer.createDadb("localhost", 5037).use(body)
+        AdbServer.createDadb("localhost", 5037, "first:").use(body)
     }
-}
+}

dadb/src/test/kotlin/dadb/adbserver/AdbBinaryTest.kt

@@ -12,7 +12,7 @@ internal class AdbBinaryTest {
         repeat(10) {
             killServer()
             AdbBinary.ensureServerRunning("localhost", 5037)
-            val output = AdbServer.createDadb("localhost", 5037, connectTimeout = 1000, socketTimeout = 1000).shell("echo hello").allOutput
+            val output = AdbServer.createDadb("localhost", 5037, deviceQuery = "first:", connectTimeout = 1000, socketTimeout = 1000).shell("echo hello").allOutput
             assertThat(output).isEqualTo("hello\n")
         }
     }