diff --git a/tests/my-game/example/stat.ts b/tests/my-game/example/stat.ts
new file mode 100644
index 0000000..0082ef8
--- /dev/null
+++ b/tests/my-game/example/stat.ts
@@ -0,0 +1,138 @@
+// automatically generated by the FlatBuffers compiler, do not modify
+
+import * as flatbuffers from 'flatbuffers';
+
+
+
+export class Stat {
+  bb: flatbuffers.ByteBuffer|null = null;
+  bb_pos = 0;
+__init(i:number, bb:flatbuffers.ByteBuffer):Stat {
+  this.bb_pos = i;
+  this.bb = bb;
+  return this;
+}
+
+static getRootAsStat(bb:flatbuffers.ByteBuffer, obj?:Stat):Stat {
+  return (obj || new Stat()).__init(bb.readInt32(bb.position()) + bb.position(), bb);
+}
+
+static getSizePrefixedRootAsStat(bb:flatbuffers.ByteBuffer, obj?:Stat):Stat {
+  bb.setPosition(bb.position() + flatbuffers.SIZE_PREFIX_LENGTH);
+  return (obj || new Stat()).__init(bb.readInt32(bb.position()) + bb.position(), bb);
+}
+
+id():string|null
+id(optionalEncoding:flatbuffers.Encoding):string|Uint8Array|null
+id(optionalEncoding?:any):string|Uint8Array|null {
+  const offset = this.bb!.__offset(this.bb_pos, 4);
+  return offset ? this.bb!.__string(this.bb_pos + offset, optionalEncoding) : null;
+}
+
+val():bigint {
+  const offset = this.bb!.__offset(this.bb_pos, 6);
+  return offset ? this.bb!.readInt64(this.bb_pos + offset) : BigInt('0');
+}
+
+mutate_val(value:bigint):boolean {
+  const offset = this.bb!.__offset(this.bb_pos, 6);
+
+  if (offset === 0) {
+    return false;
+  }
+
+  this.bb!.writeInt64(this.bb_pos + offset, value);
+  return true;
+}
+
+count():number {
+  const offset = this.bb!.__offset(this.bb_pos, 8);
+  return offset ? this.bb!.readUint16(this.bb_pos + offset) : 0;
+}
+
+mutate_count(value:number):boolean {
+  const offset = this.bb!.__offset(this.bb_pos, 8);
+
+  if (offset === 0) {
+    return false;
+  }
+
+  this.bb!.writeUint16(this.bb_pos + offset, value);
+  return true;
+}
+
+static getFullyQualifiedName():string {
+  return 'MyGame.Example.Stat';
+}
+
+static startStat(builder:flatbuffers.Builder) {
+  builder.startObject(3);
+}
+
+static addId(builder:flatbuffers.Builder, idOffset:flatbuffers.Offset) {
+  builder.addFieldOffset(0, idOffset, 0);
+}
+
+static addVal(builder:flatbuffers.Builder, val:bigint) {
+  builder.addFieldInt64(1, val, BigInt('0'));
+}
+
+static addCount(builder:flatbuffers.Builder, count:number) {
+  builder.addFieldInt16(2, count, 0);
+}
+
+static endStat(builder:flatbuffers.Builder):flatbuffers.Offset {
+  const offset = builder.endObject();
+  return offset;
+}
+
+static createStat(builder:flatbuffers.Builder, idOffset:flatbuffers.Offset, val:bigint, count:number):flatbuffers.Offset {
+  Stat.startStat(builder);
+  Stat.addId(builder, idOffset);
+  Stat.addVal(builder, val);
+  Stat.addCount(builder, count);
+  return Stat.endStat(builder);
+}
+
+serialize():Uint8Array {
+  return this.bb!.bytes();
+}
+
+static deserialize(buffer: Uint8Array):Stat {
+  return Stat.getRootAsStat(new flatbuffers.ByteBuffer(buffer))
+}
+
+unpack(): StatT {
+  return new StatT(
+    this.id(),
+    this.val(),
+    this.count()
+  );
+}
+
+
+unpackTo(_o: StatT): void {
+  _o.id = this.id();
+  _o.val = this.val();
+  _o.count = this.count();
+}
+}
+
+export class StatT {
+constructor(
+  public id: string|Uint8Array|null = null,
+  public val: bigint = BigInt('0'),
+  public count: number = 0
+){}
+
+
+pack(builder:flatbuffers.Builder): flatbuffers.Offset {
+  const id = (this.id !== null ? builder.createString(this.id!) : 0);
+
+  return Stat.createStat(builder,
+    id,
+    this.val,
+    this.count
+  );
+}
+}