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

java-dates/src/test/java/com/baeldung/dateapi/JavaDurationUnitTest.java

@@ -0,0 +1,42 @@
+package com.baeldung.dateapi;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+
+import java.time.Duration;
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
+
+import org.junit.Test;
+
+public class JavaDurationUnitTest {
+
+    @Test
+    public void test2() {
+        Instant start = Instant.parse("2017-10-03T10:15:30.00Z");
+        Instant end = Instant.parse("2017-10-03T10:16:30.00Z");
+
+        Duration duration = Duration.between(start, end);
+
+        assertFalse(duration.isNegative());
+
+        assertEquals(60, duration.getSeconds());
+        assertEquals(1, duration.toMinutes());
+
+        Duration fromDays = Duration.ofDays(1);
+        assertEquals(86400, fromDays.getSeconds());
+
+        Duration fromMinutes = Duration.ofMinutes(60);
+        assertEquals(1, fromMinutes.toHours());
+
+        assertEquals(120, duration.plusSeconds(60).getSeconds());
+        assertEquals(30, duration.minusSeconds(30).getSeconds());
+
+        assertEquals(120, duration.plus(60, ChronoUnit.SECONDS).getSeconds());
+        assertEquals(30, duration.minus(30, ChronoUnit.SECONDS).getSeconds());
+
+        Duration fromChar1 = Duration.parse("P1DT1H10M10.5S");
+        Duration fromChar2 = Duration.parse("PT10M");
+    }
+
+}