diff --git a/gradle.properties b/gradle.properties
index da0672c650..69dad80b1d 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -10,4 +10,4 @@ kapt.include.compile.classpath=false
 kotlin.stdlib.default.dependency=false
 #needed for android compilation
 android.useAndroidX=true
-archash=1eae35c804b2dd46d6755f750867925f894f5818
+archash=4b1c4b4565f24298c9c5c7e9b40d94957d4aa226
diff --git a/tests/src/test/java/ApplicationTests.java b/tests/src/test/java/ApplicationTests.java
index ab16bf6597..3284377f0a 100644
--- a/tests/src/test/java/ApplicationTests.java
+++ b/tests/src/test/java/ApplicationTests.java
@@ -20,7 +20,7 @@ import mindustry.io.SaveIO.*;
 import mindustry.maps.*;
 import mindustry.mod.*;
 import mindustry.mod.Mods.*;
-import mindustry.net.Net;
+import mindustry.net.*;
 import mindustry.type.*;
 import mindustry.world.*;
 import mindustry.world.blocks.storage.*;
@@ -28,6 +28,7 @@ import org.junit.jupiter.api.*;
 import org.junit.jupiter.params.*;
 import org.junit.jupiter.params.provider.*;
 
+import java.io.*;
 import java.nio.*;
 
 import static mindustry.Vars.*;
@@ -134,13 +135,32 @@ public class ApplicationTests{
     @NullSource
     @ValueSource(strings = {
     "asd asd asd asd asdagagasasjakbgeah;jwrej 23424234",
-    "这个服务器可以用自己的语言说话"
+    "这个服务器可以用自己的语言说话",
+    "\uD83D\uDEA3"
     })
     void writeStringTest(String string){
         ByteBuffer buffer = ByteBuffer.allocate(500);
         TypeIO.writeString(buffer, string);
         buffer.position(0);
         assertEquals(TypeIO.readString(buffer), string);
+
+        ByteArrayOutputStream ba = new ByteArrayOutputStream();
+
+        TypeIO.writeString(new Writes(new DataOutputStream(ba)), string);
+        assertEquals(TypeIO.readString(new Reads(new DataInputStream(new ByteArrayInputStream(ba.toByteArray())))), string);
+
+        SendChatMessageCallPacket pack = new SendChatMessageCallPacket();
+        pack.message = string;
+
+        buffer.position(0);
+        pack.write(new Writes(new ByteBufferOutput(buffer)));
+        int len = buffer.position();
+        buffer.position(0);
+        pack.message = "INVALID";
+        pack.read(new Reads(new ByteBufferInput(buffer)), len);
+        pack.handled();
+
+        assertEquals(string, pack.message);
     }
 
     @Test