Added positionOf() method to DaysOfWeek

2016-06-01 20:32:08 -07:00
parent 4de02ed353
commit 9aa47ccfbe
2 changed files with 91 additions and 5 deletions
@@ -0,0 +1,74 @@
+package com.philliphsu.clock2;
+
+import org.junit.Test;
+
+import static com.philliphsu.clock2.DaysOfWeek.*;
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Created by Phillip Hsu on 6/1/2016.
+ */
+public class DaysOfWeekTest {
+
+    @Test
+    public void testSundayAsFirstDayOfWeek() {
+        DaysOfWeek days = new DaysOfWeek(SUNDAY);
+        assertEquals(days.weekDay(0), SUNDAY);
+        assertEquals(days.weekDay(1), MONDAY);
+        assertEquals(days.weekDay(2), TUESDAY);
+        assertEquals(days.weekDay(3), WEDNESDAY);
+        assertEquals(days.weekDay(4), THURSDAY);
+        assertEquals(days.weekDay(5), FRIDAY);
+        assertEquals(days.weekDay(6), SATURDAY);
+
+        assertEquals(days.positionOf(SUNDAY), 0);
+        assertEquals(days.positionOf(MONDAY), 1);
+        assertEquals(days.positionOf(TUESDAY), 2);
+        assertEquals(days.positionOf(WEDNESDAY), 3);
+        assertEquals(days.positionOf(THURSDAY), 4);
+        assertEquals(days.positionOf(FRIDAY), 5);
+        assertEquals(days.positionOf(SATURDAY), 6);
+    }
+
+    @Test
+    public void testSaturdayAsFirstDayOfWeek() {
+        DaysOfWeek days = new DaysOfWeek(SATURDAY);
+        assertEquals(days.weekDay(0), SATURDAY);
+        assertEquals(days.weekDay(1), SUNDAY);
+        assertEquals(days.weekDay(2), MONDAY);
+        assertEquals(days.weekDay(3), TUESDAY);
+        assertEquals(days.weekDay(4), WEDNESDAY);
+        assertEquals(days.weekDay(5), THURSDAY);
+        assertEquals(days.weekDay(6), FRIDAY);
+
+        assertEquals(days.positionOf(SUNDAY), 1);
+        assertEquals(days.positionOf(MONDAY), 2);
+        assertEquals(days.positionOf(TUESDAY), 3);
+        assertEquals(days.positionOf(WEDNESDAY), 4);
+        assertEquals(days.positionOf(THURSDAY), 5);
+        assertEquals(days.positionOf(FRIDAY), 6);
+        assertEquals(days.positionOf(SATURDAY), 0);
+    }
+
+    @Test
+    public void testMondayAsFirstDayOfWeek() {
+        DaysOfWeek days = new DaysOfWeek(MONDAY);
+        assertEquals(days.weekDay(0), MONDAY);
+        assertEquals(days.weekDay(1), TUESDAY);
+        assertEquals(days.weekDay(2), WEDNESDAY);
+        assertEquals(days.weekDay(3), THURSDAY);
+        assertEquals(days.weekDay(4), FRIDAY);
+        assertEquals(days.weekDay(5), SATURDAY);
+        assertEquals(days.weekDay(6), SUNDAY);
+
+        assertEquals(days.positionOf(SUNDAY), 6);
+        assertEquals(days.positionOf(MONDAY), 0);
+        assertEquals(days.positionOf(TUESDAY), 1);
+        assertEquals(days.positionOf(WEDNESDAY), 2);
+        assertEquals(days.positionOf(THURSDAY), 3);
+        assertEquals(days.positionOf(FRIDAY), 4);
+        assertEquals(days.positionOf(SATURDAY), 5);
+
+        System.out.println(days.toString());
+    }
+}