[BAEL-8456] - Moved Java Date articles into a new module - 'java-dates'

java-dates/src/test/java/com/baeldung/java9/datetime/DateToLocalDateConverterUnitTest.java

@@ -0,0 +1,89 @@
+/**
+ * 
+ */
+package com.baeldung.java9.datetime;
+
+import static org.junit.Assert.assertEquals;
+
+import java.time.LocalDate;
+import java.time.temporal.ChronoField;
+import java.util.Calendar;
+import java.util.Date;
+
+import org.junit.Test;
+
+import com.baeldung.java9.datetime.DateToLocalDateConverter;
+
+/**
+ * JUnits for {@link DateToLocalDateConverter} class.
+ * 
+ * @author abialas
+ *
+ */
+public class DateToLocalDateConverterUnitTest {
+
+    @Test
+    public void shouldReturn10thNovember2010WhenConvertViaInstant() {
+        // given
+        Calendar calendar = Calendar.getInstance();
+        calendar.set(2010, 10, 10);
+        Date dateToConvert = calendar.getTime();
+
+        // when
+        LocalDate localDate = DateToLocalDateConverter.convertToLocalDateViaInstant(dateToConvert);
+
+        // then
+        assertEquals(2010, localDate.get(ChronoField.YEAR));
+        assertEquals(11, localDate.get(ChronoField.MONTH_OF_YEAR));
+        assertEquals(10, localDate.get(ChronoField.DAY_OF_MONTH));
+    }
+
+    @Test
+    public void shouldReturn10thNovember2010WhenConvertViaMiliseconds() {
+        // given
+        Calendar calendar = Calendar.getInstance();
+        calendar.set(2010, 10, 10);
+        Date dateToConvert = calendar.getTime();
+
+        // when
+        LocalDate localDate = DateToLocalDateConverter.convertToLocalDateViaMilisecond(dateToConvert);
+
+        // then
+        assertEquals(2010, localDate.get(ChronoField.YEAR));
+        assertEquals(11, localDate.get(ChronoField.MONTH_OF_YEAR));
+        assertEquals(10, localDate.get(ChronoField.DAY_OF_MONTH));
+    }
+
+    @Test
+    public void shouldReturn10thNovember2010WhenConvertViaSqlDate() {
+        // given
+        Calendar calendar = Calendar.getInstance();
+        calendar.set(2010, 10, 10);
+        Date dateToConvert = calendar.getTime();
+
+        // when
+        LocalDate localDate = DateToLocalDateConverter.convertToLocalDateViaSqlDate(dateToConvert);
+
+        // then
+        assertEquals(2010, localDate.get(ChronoField.YEAR));
+        assertEquals(11, localDate.get(ChronoField.MONTH_OF_YEAR));
+        assertEquals(10, localDate.get(ChronoField.DAY_OF_MONTH));
+    }
+
+    @Test
+    public void shouldReturn10thNovember2010WhenConvertToLocalDate() {
+        // given
+        Calendar calendar = Calendar.getInstance();
+        calendar.set(2010, 10, 10);
+        Date dateToConvert = calendar.getTime();
+
+        // when
+        LocalDate localDateTime = DateToLocalDateConverter.convertToLocalDate(dateToConvert);
+
+        // then
+        assertEquals(2010, localDateTime.get(ChronoField.YEAR));
+        assertEquals(11, localDateTime.get(ChronoField.MONTH_OF_YEAR));
+        assertEquals(10, localDateTime.get(ChronoField.DAY_OF_MONTH));
+    }
+
+}