0.3.1 release: async pushes and better binary format

src/commonTest/kotlin/TransportTest.kt

@@ -184,10 +184,16 @@ class TransportTest {
         val cmdRemoteExceptionTest by command<Unit, String>()
         val cmdBreak by command<Unit, Unit>()
 
+        val cmdPushServer by push<String>()
+        val pushedFromServer = CompletableDeferred<String>()
+
         val serverInterface = KiloInterface<String>().apply {
             on(cmdPing) {
                 "pong! [$it]"
             }
+            on(cmdPushServer) {
+                pushedFromServer.complete(it)
+            }
             on(cmdGetToken) {
                 sessionToken
             }
@@ -249,11 +255,17 @@ class TransportTest {
         assertEquals("client pong: foo", kiloServerConnection.call(cmdPing, "foo"))
         assertEquals("server push: bar", kiloServerConnection.call(cmdPush, "bar"))
 
+        client.push(cmdPushServer, "42")
+
         assertEquals("**-s1-c1-s2-c2", client.call(cmdChainCallServer1, "**"))
 
+
         assertThrows<TestException> { client.call(cmdException) }
         assertEquals("ok: te-local", client.call(cmdRemoteExceptionTest))
 
+        // wait for push to be received and check
+        assertEquals("42", pushedFromServer.await())
+
         assertThrows<RemoteInterface.ClosedException> {
             client.call(cmdBreak)
         }