[cs] CPD: Fix for issue where statements following a using directive were ignored.

pmd-cs/src/test/java/net/sourceforge/pmd/cpd/CsTokenizerTest.java

@@ -125,6 +125,17 @@ public class CsTokenizerTest {
         assertEquals(TokenEntry.EOF, tokens.getTokens().get(0));
     }
 
+    @Test
+    public void testStatementsAfterUsingDirectivesAreNotIgnored() {
+        tokenizer.setIgnoreUsings(true);
+        tokenizer.tokenize(toSourceCode(
+                "using System;\n"
+                        + "public class MyClass {\n"
+                        + "}\n"),
+                tokens);
+        assertEquals(6, tokens.size());
+    }
+
     @Test
     public void testUsingStatementsAreNotIgnored() {
         tokenizer.setIgnoreUsings(true);