diff --git a/SMILEBASIC/SMILEBASIC.visualdproj b/SMILEBASIC/SMILEBASIC.visualdproj
index 177f927..a8d9522 100644
--- a/SMILEBASIC/SMILEBASIC.visualdproj
+++ b/SMILEBASIC/SMILEBASIC.visualdproj
@@ -33,7 +33,7 @@
   <useArrayBounds>0</useArrayBounds>
   <noboundscheck>0</noboundscheck>
   <useSwitchError>0</useSwitchError>
-  <useUnitTests>0</useUnitTests>
+  <useUnitTests>1</useUnitTests>
   <useInline>0</useInline>
   <release>0</release>
   <preservePaths>0</preservePaths>
@@ -44,7 +44,7 @@
   <pic>0</pic>
   <cov>0</cov>
   <nofloat>0</nofloat>
-  <Dversion>2.043</Dversion>
+  <Dversion>2</Dversion>
   <ignoreUnsupportedPragmas>0</ignoreUnsupportedPragmas>
   <allinst>0</allinst>
   <stackStomp>0</stackStomp>
@@ -205,13 +205,10 @@
   <filesToClean>*.obj;*.cmd;*.build;*.json;*.dep</filesToClean>
  </Config>
  <Folder name="SMILEBASIC">
-  <Folder name="otya">
-   <Folder name="smilebasic" />
-   <File path="node.d" />
-   <File path="parser.d" />
-   <File path="token.d" />
-   <File path="type.d" />
-  </Folder>
   <File path="main.d" />
+  <File path="node.d" />
+  <File path="parser.d" />
+  <File path="token.d" />
+  <File path="type.d" />
  </Folder>
 </DProject>
diff --git a/SMILEBASIC/main.d b/SMILEBASIC/main.d
index 5c41e9f..a3a7d60 100644
--- a/SMILEBASIC/main.d
+++ b/SMILEBASIC/main.d
@@ -2,5 +2,6 @@ import std.stdio;
 int main(string[] argv)
 {
     writeln("Hello D-World!");
+    readln();
     return 0;
 }
diff --git a/SMILEBASIC/parser.d b/SMILEBASIC/parser.d
index 0cfbc60..426040c 100644
--- a/SMILEBASIC/parser.d
+++ b/SMILEBASIC/parser.d
@@ -51,8 +51,22 @@ class Lexical
 }
 unittest
 {
-    auto lex = new Lexical("1");
-
+    {
+        auto lex = new Lexical("1");
+        assert(lex.empty() == false);
+        lex.popFront();
+        auto token = lex.front();
+        assert(token.type == TokenType.Integer);
+        assert(token.value.integerValue == 1);
+    }
+    {
+        auto lex = new Lexical("12345");
+        assert(lex.empty() == false);
+        lex.popFront();
+        auto token = lex.front();
+        assert(token.type == TokenType.Integer);
+        assert(token.value.integerValue == 12345);
+    }
 }
 class Parser
 {