Allow configuring WebSocket message size in a session

Issue: SPR-11575

spring-websocket/src/test/java/org/springframework/web/socket/handler/TestWebSocketSession.java

@@ -145,6 +145,24 @@ public class TestWebSocketSession implements WebSocketSession {
 		this.protocol = protocol;
 	}
 
+	@Override
+	public void setTextMessageSizeLimit(int messageSizeLimit) {
+	}
+
+	@Override
+	public int getTextMessageSizeLimit() {
+		return 0;
+	}
+
+	@Override
+	public void setBinaryMessageSizeLimit(int messageSizeLimit) {
+	}
+
+	@Override
+	public int getBinaryMessageSizeLimit() {
+		return 0;
+	}
+
 	@Override
 	public List<WebSocketExtension> getExtensions() {
 		return this.extensions;

spring-websocket/src/test/java/org/springframework/web/socket/sockjs/transport/session/TestSockJsSession.java

@@ -128,6 +128,24 @@ public class TestSockJsSession extends AbstractSockJsSession {
 		this.subProtocol = protocol;
 	}
 
+	@Override
+	public void setTextMessageSizeLimit(int messageSizeLimit) {
+	}
+
+	@Override
+	public int getTextMessageSizeLimit() {
+		return 0;
+	}
+
+	@Override
+	public void setBinaryMessageSizeLimit(int messageSizeLimit) {
+	}
+
+	@Override
+	public int getBinaryMessageSizeLimit() {
+		return 0;
+	}
+
 	@Override
 	public List<WebSocketExtension> getExtensions() {
 		return this.extensions;