diff --git a/src/main/java/com/moandjiezana/toml/DateConverter.java b/src/main/java/com/moandjiezana/toml/DateConverter.java
index d838824..c45d947 100644
--- a/src/main/java/com/moandjiezana/toml/DateConverter.java
+++ b/src/main/java/com/moandjiezana/toml/DateConverter.java
@@ -2,7 +2,6 @@ package com.moandjiezana.toml;
 
 import static com.moandjiezana.toml.ValueConverterUtils.INVALID;
 
-import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -34,7 +33,6 @@ class DateConverter implements ValueConverter {
     format += "Z";
     if ("Z".equals(zone)) {
       s += "+0000";
-//      s = s.substring(0, 22) + s.substring(23);
     } else if (zone.contains(":")) {
       s += zone.replace(":", "");
     }
@@ -48,13 +46,4 @@ class DateConverter implements ValueConverter {
   }
   
   private DateConverter() {}
-  
-  public static void main(String[] args) throws ParseException {
-    Pattern DATE_REGEX = Pattern.compile("(\\d{4}-[0-1][0-9]-[0-3][0-9]T[0-2][0-9]:[0-5][0-9]:[0-5][0-9](?:\\.\\d*)?)(Z|(?:[+\\-]\\d{2}:\\d{2}))(.*)");
-    Pattern DATE_REGEX2 = Pattern.compile("(\\d{4}-[0-1][0-9]-[0-3][0-9]T[0-2][0-9]:[0-5][0-9]:[0-5][0-9])(Z|(?:[+\\-]\\d{2}:\\d{2}))");
-    
-    System.out.println(DATE_REGEX.matcher("2011-11-11T12:32:00.999-07:00").matches());
-    
-    System.out.println(new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ").parse("1979-05-27T00:32:00+0000"));
-  }
 }
diff --git a/src/main/java/com/moandjiezana/toml/MultilineLiteralStringConverter.java b/src/main/java/com/moandjiezana/toml/MultilineLiteralStringConverter.java
index fb7823e..f198eef 100644
--- a/src/main/java/com/moandjiezana/toml/MultilineLiteralStringConverter.java
+++ b/src/main/java/com/moandjiezana/toml/MultilineLiteralStringConverter.java
@@ -6,25 +6,8 @@ import static com.moandjiezana.toml.ValueConverterUtils.parser;
 
 import java.util.List;
 
-import org.parboiled.errors.ParseError;
-import org.parboiled.parserunners.RecoveringParseRunner;
-import org.parboiled.support.ParseTreeUtils;
-import org.parboiled.support.ParsingResult;
-
 class MultilineLiteralStringConverter implements ValueConverter {
   
-  public static void main(String[] args) {
-    ParsingResult<List<java.lang.String>> parsingResult = new RecoveringParseRunner<List<String>>(ValueConverterUtils.parser().MultilineLiteralString()).run("'''abc''' # comment");
-    
-    if (parsingResult.hasErrors()) {
-      for (ParseError parseError : parsingResult.parseErrors) {
-        System.out.println(parseError.getInputBuffer().extract(0, 1000));
-      }
-    }
-    
-    System.out.println(ParseTreeUtils.printNodeTree(parsingResult));
-  }
-
   static final MultilineLiteralStringConverter MULTILINE_LITERAL_STRING_CONVERTER = new MultilineLiteralStringConverter(); 
   
   @Override
diff --git a/src/main/java/com/moandjiezana/toml/ValueParser.java b/src/main/java/com/moandjiezana/toml/ValueParser.java
index 8ab4017..f6fdebf 100644
--- a/src/main/java/com/moandjiezana/toml/ValueParser.java
+++ b/src/main/java/com/moandjiezana/toml/ValueParser.java
@@ -6,19 +6,10 @@ import java.util.List;
 import org.parboiled.BaseParser;
 import org.parboiled.Rule;
 import org.parboiled.annotations.BuildParseTree;
-import org.parboiled.parserunners.RecoveringParseRunner;
-import org.parboiled.support.ParseTreeUtils;
-import org.parboiled.support.ParsingResult;
 
 @BuildParseTree
 class ValueParser extends BaseParser<List<Object>> {
   
-  public static void main(String[] args) {
-    ParsingResult<Object> parsingResult = new RecoveringParseRunner<Object>(ValueConverterUtils.parser().T()).run("'''abc''' # comment");
-    
-    System.out.println(ParseTreeUtils.printNodeTree(parsingResult));
-  }
-  
   public Rule T() {
     return Sequence("'''", OneOrMore(TestNot("'''"), ANY), "'''", Comment());
   }
diff --git a/src/test/java/com/moandjiezana/toml/NumberTest.java b/src/test/java/com/moandjiezana/toml/NumberTest.java
index 1d0308a..16b2009 100644
--- a/src/test/java/com/moandjiezana/toml/NumberTest.java
+++ b/src/test/java/com/moandjiezana/toml/NumberTest.java
@@ -59,10 +59,6 @@ public class NumberTest {
     assertEquals(6.626D * Math.pow(10, -34), toml.getDouble("fractional"), 0.0);
   }
   
-  public static void main(String[] args) {
-    System.out.println(1e6);
-  }
-
   @Test(expected = IllegalStateException.class)
   public void should_fail_on_invalid_number() throws Exception {
     new Toml().parse("a = 200-");