Update Files

Kha/Backends/Kinc-hxcpp/khacpp/test/native/tests/TestStdio.hx

@@ -0,0 +1,23 @@
+package tests;
+import cpp.Stdio;
+using cpp.NativeArray;
+
+class TestStdio extends haxe.unit.TestCase
+{
+   public function test()
+   {
+      var file = Stdio.fopen("test.txt", "wb");
+      var ints = [1];
+      var size:cpp.SizeT = cpp.Stdlib.sizeof(Int);
+      Stdio.fwrite( ints.address(0).raw, size, 1, file );
+      Stdio.fclose(file);
+
+      var bytes = sys.io.File.getBytes("test.txt");
+      var input = new haxe.io.BytesInput(bytes);
+      var val = input.readInt32();
+
+      assertTrue(val==ints[0]);
+   }
+}
+
+