add encoder for consolecmd message

src/Parser/Message/ConsoleCmd.ts

@@ -2,6 +2,7 @@ import {ConsoleCmdPacket} from '../../Data/Packet';
 import {Parser} from './Parser';
 import {BitStream} from 'bit-buffer';
 import {ConsoleCmdMessage, MessageHandler, MessageType} from '../../Data/Message';
+import {TextEncoder} from 'text-encoding-shim';
 
 export class ConsoleCmd extends Parser {
 	public parse(): ConsoleCmdPacket[] {
@@ -27,6 +28,11 @@ export const ConsoleCmdHandler: MessageHandler<ConsoleCmdMessage> = {
 		};
 	},
 	encodeMessage: (message: ConsoleCmdMessage, stream: BitStream) => {
+		stream.writeUint32(message.tick);
+
+		const byteLength = (new TextEncoder('utf-8').encode(message.command)).length + 1; // +1 for null termination
+		stream.writeUint32(byteLength);
+
 		stream.writeUTF8String(message.command);
 	}
 };

src/tests/unit/Parser/Message/ConsoleCmdTest.ts

@@ -0,0 +1,29 @@
+import {BitStream} from 'bit-buffer';
+import {assertEncoder} from '../Packet/PacketTest';
+import {ConsoleCmdHandler} from '../../../../Parser/Message/ConsoleCmd';
+import {ParserState} from '../../../../Data/ParserState';
+import {MessageType} from '../../../../Data/Message';
+
+function parse(stream) {
+	const result = ConsoleCmdHandler.parseMessage(stream, new ParserState());
+	delete result.rawData;
+	return result;
+}
+
+suite('ConsoleCmd', () => {
+	test('Encode ConsoleCmd message', () => {
+		assertEncoder(parse, ConsoleCmdHandler.encodeMessage, {
+			type: MessageType.ConsoleCmd,
+			tick: 1234,
+			command: 'foobar'
+		}, 120);
+	});
+
+	test('Encode ConsoleCmd message unicode', () => {
+		assertEncoder(parse, ConsoleCmdHandler.encodeMessage, {
+			type: MessageType.ConsoleCmd,
+			tick: 1234,
+			command: 'smile☺'
+		}, 136);
+	});
+});