From 719d4e5aa1e1830c8d7403bdf64721ce376ac485 Mon Sep 17 00:00:00 2001
From: sanketmeghani <sanket.meghani@gmail.com>
Date: Tue, 27 Sep 2016 22:13:11 +0530
Subject: [PATCH] Converting date/time retrieval methods to JUnits

---
 .../com/baeldung/util/GetCurrentDate.java     | 20 --------
 .../com/baeldung/util/GetCurrentTime.java     | 20 --------
 .../baeldung/util/GetCurrentTimestamp.java    | 14 ------
 .../baeldung/util/CurrentDateTimeTest.java    | 47 +++++++++++++++++++
 4 files changed, 47 insertions(+), 54 deletions(-)
 delete mode 100644 core-java-8/src/main/java/com/baeldung/util/GetCurrentDate.java
 delete mode 100644 core-java-8/src/main/java/com/baeldung/util/GetCurrentTime.java
 delete mode 100644 core-java-8/src/main/java/com/baeldung/util/GetCurrentTimestamp.java
 create mode 100644 core-java-8/src/test/java/com/baeldung/util/CurrentDateTimeTest.java

diff --git a/core-java-8/src/main/java/com/baeldung/util/GetCurrentDate.java b/core-java-8/src/main/java/com/baeldung/util/GetCurrentDate.java
deleted file mode 100644
index 7bbf8b48bb..0000000000
--- a/core-java-8/src/main/java/com/baeldung/util/GetCurrentDate.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.baeldung.util;
-
-import java.time.LocalDate;
-import java.time.LocalDateTime;
-import java.time.ZoneId;
-
-public class GetCurrentDate {
-
-    public static void main(String args[]) {
-
-        LocalDate localDate = LocalDate.now();
-        System.out.println("Today's date is: " + localDate);
-        
-        localDate = LocalDate.now(ZoneId.of("GMT+02:30"));
-        System.out.println("Current date in GMT +02:30 timezone: " + localDate);
-        
-        LocalDateTime localDateTime = LocalDateTime.now();
-        System.out.println("Today's date is: " + localDateTime.toLocalDate());
-    }
-}
diff --git a/core-java-8/src/main/java/com/baeldung/util/GetCurrentTime.java b/core-java-8/src/main/java/com/baeldung/util/GetCurrentTime.java
deleted file mode 100644
index 39934c94bf..0000000000
--- a/core-java-8/src/main/java/com/baeldung/util/GetCurrentTime.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.baeldung.util;
-
-import java.time.LocalDateTime;
-import java.time.LocalTime;
-import java.time.ZoneId;
-
-public class GetCurrentTime {
-
-    public static void main(String args[]) {
-        
-        LocalTime localTime = LocalTime.now();
-        System.out.println("Current time is: " + localTime);
-        
-        localTime = LocalTime.now(ZoneId.of("GMT+02:30"));
-        System.out.println("Current time in GMT +02:30 timezone: " + localTime);
-        
-        LocalDateTime localDateTime = LocalDateTime.now();
-        System.out.println("Current time is: " + localDateTime.toLocalTime());
-    }
-}
diff --git a/core-java-8/src/main/java/com/baeldung/util/GetCurrentTimestamp.java b/core-java-8/src/main/java/com/baeldung/util/GetCurrentTimestamp.java
deleted file mode 100644
index 2387a721cf..0000000000
--- a/core-java-8/src/main/java/com/baeldung/util/GetCurrentTimestamp.java
+++ /dev/null
@@ -1,14 +0,0 @@
-package com.baeldung.util;
-
-import java.time.Instant;
-
-public class GetCurrentTimestamp {
-
-    public static void main(String args[]) {
-        
-        Instant instant = Instant.now();
-        System.out.println("Current timestamp is: " + instant.toEpochMilli());
-
-        System.out.println("Number of seconds: " + instant.getEpochSecond());
-    }
-}
diff --git a/core-java-8/src/test/java/com/baeldung/util/CurrentDateTimeTest.java b/core-java-8/src/test/java/com/baeldung/util/CurrentDateTimeTest.java
new file mode 100644
index 0000000000..06d9394a5e
--- /dev/null
+++ b/core-java-8/src/test/java/com/baeldung/util/CurrentDateTimeTest.java
@@ -0,0 +1,47 @@
+package com.baeldung.util;
+
+import static org.junit.Assert.assertEquals;
+
+import java.time.Instant;
+import java.time.LocalDate;
+import java.time.LocalTime;
+import java.time.temporal.ChronoField;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+
+import org.junit.Test;
+
+public class CurrentDateTimeTest {
+
+    @Test
+    public void shouldReturnCurrentDate() {
+
+        final LocalDate now = LocalDate.now();
+        final Calendar calendar = GregorianCalendar.getInstance();
+
+        assertEquals("10-10-2010".length(), now.toString().length());
+        assertEquals(calendar.get(Calendar.DATE), now.get(ChronoField.DAY_OF_MONTH));
+        assertEquals(calendar.get(Calendar.MONTH), now.get(ChronoField.MONTH_OF_YEAR) - 1);
+        assertEquals(calendar.get(Calendar.YEAR), now.get(ChronoField.YEAR));
+    }
+
+    @Test
+    public void shouldReturnCurrentTime() {
+
+        final LocalTime now = LocalTime.now();
+        final Calendar calendar = GregorianCalendar.getInstance();
+
+        assertEquals(calendar.get(Calendar.HOUR_OF_DAY), now.get(ChronoField.HOUR_OF_DAY));
+        assertEquals(calendar.get(Calendar.MINUTE), now.get(ChronoField.MINUTE_OF_HOUR));
+        assertEquals(calendar.get(Calendar.SECOND), now.get(ChronoField.SECOND_OF_MINUTE));
+    }
+
+    @Test
+    public void shouldReturnCurrentTimestamp() {
+
+        final Instant now = Instant.now();
+        final Calendar calendar = GregorianCalendar.getInstance();
+
+        assertEquals(calendar.getTimeInMillis() / 1000, now.getEpochSecond());
+    }
+}