update test file

lsp-server/test/test_ast/test.tsf

@@ -0,0 +1,21 @@
+var d, e: boolean;
+global c, d;
+static e, f;
+const a: boolean = false;
+
+var a, b: boolean := true;
+static d := "abc";
+global c := 123456;
+// e := f1();
+
+// function f1(a: string; b: boolean = true): integer;
+// begin
+// end;
+
+// function f2(a, b, c);overload;
+// begin
+// end;
+
+// var d := 1;
+// c := false;
+// f := fa();