Android Open Source - watchme Date Time Utils Test

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License

The source code is released under:

Copyright (c) 2012 Johan Brook, Robin Andersson, Lisa Stenberg, Mattias Henriksson Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documen...

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Java Source Code

/**
*  DateTimeUtilsTest.java/*www  .  java  2s.  com*/
*
*  @author Johan Brook
*  @copyright (c) 2012 Johan Brook
*  @license MIT
*/

package se.chalmers.watchmetest.util;

import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.concurrent.TimeUnit;

import android.test.suitebuilder.annotation.SmallTest;

import se.chalmers.watchme.utils.DateTimeUtils;
import se.chalmers.watchme.utils.MovieHelper;
import junit.framework.TestCase;

public class DateTimeUtilsTest extends TestCase {
  
  public void testToSimpleDate() {
    Calendar cal = Calendar.getInstance();
    // The month really is October (10)
    cal.set(2012, 9, 14);
    
    // Don't forget the correct locale
    assertEquals("14 Oct, 2012", DateTimeUtils.toSimpleDate(cal));
  }
  
  public void testToSimpleDateFormat() {
    String format = "yyyy-MM-dd";
    Calendar cal = Calendar.getInstance();
    cal.set(2012, 9, 14);
    
    assertEquals("2012-10-14", DateTimeUtils.toSimpleDate(cal, format));
  }
  
  public void testMinutesToHuman() {
    int minutes1 = 124;
    int minutes2 = 119;
    int minutes3 = 120;
    int minutes4 = 59;
    
    assertEquals("2:04", DateTimeUtils.minutesToHuman(minutes1));
    assertEquals("1:59", DateTimeUtils.minutesToHuman(minutes2));
    assertEquals("2:00", DateTimeUtils.minutesToHuman(minutes3));
    assertEquals("0:59", DateTimeUtils.minutesToHuman(minutes4));
  }
  
  public void testParseYearFromDate() {
    String correctDate = "2012-03-03";
    assertEquals(DateTimeUtils.parseYearFromDate(correctDate), "2012");
    
    String incorrectDate = "2012/03/03";
    assertEquals(DateTimeUtils.parseYearFromDate(incorrectDate), incorrectDate);
    
    assertNull(DateTimeUtils.parseYearFromDate(null));
  }
  
  /**
   * Test the relative time function in order
   */
  public void testToHumanDate() {
    Calendar date = GregorianCalendar.getInstance();
    
    assertEquals("today", DateTimeUtils.toHumanDate(date));

    date.add(Calendar.DAY_OF_MONTH, 1);
    assertEquals("tomorrow", DateTimeUtils.toHumanDate(date));
    date.add(Calendar.DAY_OF_MONTH, 3);
    assertEquals("4 days", DateTimeUtils.toHumanDate(date));
    
    date.add(Calendar.MONTH, 1);
    assertEquals("next month", DateTimeUtils.toHumanDate(date));
    date.add(Calendar.MONTH, 1);
    assertEquals("2 months", DateTimeUtils.toHumanDate(date));
    
    date.add(Calendar.YEAR, 1);
    assertEquals("next year", DateTimeUtils.toHumanDate(date));
    date.add(Calendar.YEAR, 3);
    assertEquals("4 years", DateTimeUtils.toHumanDate(date));
  }
  
  /**
   * Now test the relative time function with month before day
   */
  public void testToHumanDateMixedOrder() {
    Calendar date = GregorianCalendar.getInstance();
    
    date.add(Calendar.MONTH, 1);
    assertEquals("next month", DateTimeUtils.toHumanDate(date));
    date.add(Calendar.MONTH, 1);
    assertEquals("2 months", DateTimeUtils.toHumanDate(date));
    
    // Return string should still be the same
    date.add(Calendar.DAY_OF_MONTH, 3);
    assertEquals("2 months", DateTimeUtils.toHumanDate(date));
  }
  
  public void testToHumanDateOverlap() {
    Calendar date = GregorianCalendar.getInstance();
    
    date.add(Calendar.MONTH, 6);
    assertEquals("next year", DateTimeUtils.toHumanDate(date));
  }
  
  
  public void testIsDateInInterval() {
    Calendar dateWithin = GregorianCalendar.getInstance();
    Calendar dateOutside = GregorianCalendar.getInstance();
    
    dateWithin.add(Calendar.DAY_OF_MONTH, 3);
    dateOutside.add(Calendar.DAY_OF_MONTH, 10);
    
    assertTrue(DateTimeUtils.isDateInInterval(dateWithin, 5, TimeUnit.DAYS));
    assertTrue(DateTimeUtils.isDateInInterval(GregorianCalendar.getInstance(), 5, TimeUnit.DAYS));
    
    assertFalse(DateTimeUtils.isDateInInterval(dateOutside, 5, TimeUnit.DAYS));
  }
}

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