remove diff-dates module

java-dates/src/test/java/com/baeldung/date/DateDiffUnitTest.java

@@ -5,7 +5,9 @@ import org.junit.Test;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.time.Duration;
+import java.time.LocalDate;
 import java.time.LocalDateTime;
+import java.time.Period;
 import java.util.Date;
 import java.util.Locale;
 import java.util.TimeZone;
@@ -26,6 +28,17 @@ public class DateDiffUnitTest {
 
         assertEquals(diff, 6);
     }
+    
+    @Test
+    public void givenTwoDatesInJava8_whenDifferentiating_thenWeGetSix() {
+        LocalDate now = LocalDate.now();
+        LocalDate sixDaysBehind = now.minusDays(6);
+
+        Period period = Period.between(now, sixDaysBehind);
+        int diff = period.getDays();
+
+        assertEquals(diff, 6);
+    }
 
     @Test
     public void givenTwoDateTimesInJava8_whenDifferentiating_thenWeGetSix() {