Merge pull request #460 from Diffblue-benchmarks/add-unit-tests-for-DateUtils

Add unit tests for cn.escheduler.common.utils.DateUtils

escheduler-common/src/test/java/cn/escheduler/common/utils/DateUtilsTest.java

@@ -17,7 +17,9 @@
 package cn.escheduler.common.utils;
 
 import org.junit.Assert;
+import org.junit.Rule;
 import org.junit.Test;
+import org.junit.rules.ExpectedException;
 
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
@@ -25,6 +27,8 @@ import java.util.Date;
 
 public class DateUtilsTest {
 
+    @Rule public final ExpectedException thrown = ExpectedException.none();
+
     @Test
     public void format2Readable() throws ParseException {
         SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
@@ -40,6 +44,147 @@ public class DateUtilsTest {
         Assert.assertEquals("01 09:23:08", readableDate);
     }
 
+    @Test
+    public void testDateToString() {
+        final Date date = new Date(1_560_265_977_787L);
+
+        Assert.assertEquals("2019-06-11 16:12:57", DateUtils.dateToString(date));
+    }
+
+    @Test
+    public void testDifferMs() {
+        final Date date1 = new Date(1_515_585_600_000L);
+        final Date date2 = new Date(1_515_585_600_000L);
+        final Date date3 = new Date(1_515_585_599_999L);
+
+        Assert.assertEquals(0L, DateUtils.differMs(date1, date2));
+        Assert.assertEquals(1L, DateUtils.differMs(date1, date3));
+    }
+
+    @Test
+    public void testDiffHours() {
+        final Date date1 = new Date(1_515_585_600_000L);
+        final Date date2 = new Date(1_515_585_600_000L);
+        final Date date3 = new Date(1_515_585_599_999L);
+
+        Assert.assertEquals(0L, DateUtils.diffHours(date1, date2));
+        Assert.assertEquals(1L, DateUtils.diffHours(date1, date3));
+    }
+
+    @Test
+    public void testGetSomeDay() {
+        final Date date = new Date(1_560_265_977_787L);
+
+        Assert.assertEquals("Fri Jun 14 16:12:57 BST 2019",
+                DateUtils.getSomeDay(date, 3).toString());
+    }
+
+    @Test
+    public void testCompare() {
+        final Date date1 = new Date(1_560_265_977_787L);
+        final Date date2 = new Date(1_515_585_600_000L);
+
+        Assert.assertTrue(DateUtils.compare(date1, date2));
+
+        Assert.assertFalse(DateUtils.compare(date2, date1));
+    }
+
+    @Test
+    public void testFormat() {
+        final Date date = new Date(1_560_265_977_787L);
+        final String format = "yyyy-MM-dd HH:mm:ss";
+
+        Assert.assertEquals("2019-06-11 16:12:57", DateUtils.format(date, format));
+    }
+
+    @Test
+    public void testGetEndOfDay() {
+        final Date endOfDay = DateUtils.getEndOfDay(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Tue Jun 11 23:59:59 BST 2019", endOfDay.toString());
+    }
+
+    @Test
+    public void testGetEndOfHour() {
+        final Date endOfHour = DateUtils.getEndOfHour(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Tue Jun 11 16:59:59 BST 2019", endOfHour.toString());
+    }
+
+    @Test
+    public void testGetFirstDayOfMonth() {
+        final Date firstDayOfMonth = DateUtils.getFirstDayOfMonth(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Sat Jun 01 16:12:57 BST 2019", firstDayOfMonth.toString());
+    }
+
+    @Test
+    public void testGetMonday() {
+        final Date monday = DateUtils.getMonday(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Mon Jun 10 16:12:57 BST 2019", monday.toString());
+    }
+
+    @Test
+    public void testGetScheduleDate() {
+        Assert.assertEquals("Tue Jun 11 16:12:57 BST 2019",
+                DateUtils.getScheduleDate("2019-06-11 16:12:57").toString());
+    }
+
+    @Test
+    public void testGetSomeHourOfDay() {
+        final Date someHourOfDay =
+                DateUtils.getSomeHourOfDay(new Date(1_560_265_977_787L), 4);
+
+        Assert.assertEquals("Tue Jun 11 12:00:00 BST 2019", someHourOfDay.toString());
+    }
+
+    @Test
+    public void testGetLastDayOfMonth() {
+        final Date lastDayOfMonth =
+                DateUtils.getLastDayOfMonth(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Sun Jun 30 16:12:57 BST 2019", lastDayOfMonth.toString());
+    }
+
+    @Test
+    public void testGetStartOfDay() {
+        final Date startOfDay = DateUtils.getStartOfDay(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Tue Jun 11 00:00:00 BST 2019", startOfDay.toString());
+    }
+
+    @Test
+    public void testGetStartOfHour() {
+        final Date startOfHour = DateUtils.getStartOfHour(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Tue Jun 11 16:00:00 BST 2019", startOfHour.toString());
+    }
+
+    @Test
+    public void testGetSunday() {
+        final Date sunday = DateUtils.getSunday(new Date(1_560_265_977_787L));
+
+        Assert.assertEquals("Sun Jun 16 16:12:57 BST 2019", sunday.toString());
+    }
+
+    @Test
+    public void testParse() {
+        final String date = "2019-06-11 16:12:57";
+        final String format = "yyyy-MM-dd HH:mm:ss";
+        final Date actual = DateUtils.parse(date, format);
+
+        Assert.assertEquals("Tue Jun 11 16:12:57 BST 2019", actual.toString());
+
+        Assert.assertNull(DateUtils.parse("2", format));
+    }
+
+    @Test
+    public void testStringToDate() {
+        final Date date = DateUtils.stringToDate("2019-06-11 16:12:57");
+
+        Assert.assertEquals("Tue Jun 11 16:12:57 BST 2019", date.toString());
+    }
 
     @Test
     public void testWeek(){