Club Drupal

<?php

/**

 * @file

 * Test Date API functions

 */

class DateAPITestCase extends DrupalWebTestCase {

  /**

   * @todo.

   */

  public static function getInfo() {

    return array(

      'name' => t('Date API'),

      'description' => t('Test Date API functions.') ,

      'group' => t('Date'),

    );

  }

  /**

   * @todo.

   */

  public function setUp() {

    // Load the date_api module.

    parent::setUp('date_api');

    variable_set('date_api_use_iso8601', FALSE);

    variable_set('date_first_day', 1);

  }

  /**

   * @todo.

   */

  public function testDateAPI() {

    // Test date_format_date().

    $formatters = array(

      'a',

      'A',

      'B',

      'c',

      'd',

      'D',

      'e',

      'F',

      'g',

      'G',

      'h',

      'H',

      'i',

      'I',

      'j',

      'l',

      'L',

      'm',

      'M',

      'n',

      'N',

      'o',

      'O',

      'P',

      'r',

      'R',

      's',

      'S',

      't',

      'T',

      'u',

      'U',

      'w',

      'W',

      'y',

      'Y',

      'z',

      'Z',

    );

    foreach ($formatters as $formatter) {

      $date_api_format = date_format_date(date_now(), 'custom', $formatter);

      $php_format = date_format(date_now(), $formatter);

      $this->assertEqual($date_api_format, $php_format, 'Test that the "' . $formatter . '" formatter is formatted correctly by date_format_date()');

    }

    // Test the order of the weeks days for a calendar that starts on Monday and

    // one that starts on Sunday.

    variable_set('date_first_day', 1);

    $expected = array(0 => t('Mon'), 1 => t('Tue'), 2 => t('Wed'), 3 => t('Thu'), 4 => t('Fri'), 5 => t('Sat'), 6 => t('Sun'));

    $days = date_week_days_ordered(date_week_days_abbr(1));

    $this->assertEqual($expected, $days, 'Test that date_week_days_ordered() array starts on Monday when the site first day is on Monday.');

    variable_set('date_first_day', 0);

    $expected = array(0 => t('Sun'), 1 => t('Mon'), 2 => t('Tue'), 3 => t('Wed'), 4 => t('Thu'), 5 => t('Fri'), 6 => t('Sat'));

    $days = date_week_days_ordered(date_week_days_abbr(1));

    $this->assertEqual($expected, $days, 'Test that date_week_days_ordered() array starts on Sunday when the site first day is on Sunday.');

    // Test days in February for a leap year and a non-leap year.

    $expected = 28;

    $value = date_days_in_month(2005, 2);

    $this->assertEqual($expected, $value, "Test date_days_in_month(2, 2005): should be $expected, found $value.");

    $expected = 29;

    $value = date_days_in_month(2004, 2);

    $this->assertEqual($expected, $value, "Test date_days_in_month(2, 2004): should be $expected, found $value.");

    // Test days in year for a leap year and a non-leap year.

    $expected = 365;

    $value = date_days_in_year('2005-06-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_days_in_year(2005-06-01): should be $expected, found $value.");

    $expected = 366;

    $value = date_days_in_year('2004-06-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_days_in_year(2004-06-01): should be $expected, found $value.");

    // Test ISO weeks for a leap year and a non-leap year.

    $expected = 52;

    $value = date_iso_weeks_in_year('2008-06-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_iso_weeks_in_year(2008-06-01): should be $expected, found $value.");

    $expected = 53;

    $value = date_iso_weeks_in_year('2009-06-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_iso_weeks_in_year(2009-06-01): should be $expected, found $value.");

    // Test day of week for March 1, the day after leap day.

    $expected = 6;

    $value = date_day_of_week('2008-03-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_day_of_week(2008-03-01): should be $expected, found $value.");

    $expected = 0;

    $value = date_day_of_week('2009-03-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_day_of_week(2009-03-01): should be $expected, found $value.");

    // Test day of week name for March 1, the day after leap day.

    $expected = 'Sat';

    $value = date_day_of_week_name('2008-03-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_day_of_week_name(2008-03-01): should be $expected, found $value.");

    $expected = 'Sun';

    $value = date_day_of_week_name('2009-03-01 00:00:00');

    $this->assertEqual($expected, $value, "Test date_day_of_week_name(2009-03-01): should be $expected, found $value.");

    // Test week range with calendar weeks.

    variable_set('date_first_day', 0);

    variable_set('date_api_use_iso8601', FALSE);

    $expected = '2008-01-27 to 2008-02-02';

    $result = date_week_range(5, 2008);

    $value = $result[0]->format(DATE_FORMAT_DATE) . ' to ' . $result[1]->format(DATE_FORMAT_DATE);

    $this->assertEqual($expected, $value, "Test calendar date_week_range(5, 2008): should be $expected, found $value.");

    $expected = '2009-01-25 to 2009-01-31';

    $result = date_week_range(5, 2009);

    $value = $result[0]->format(DATE_FORMAT_DATE) . ' to ' . $result[1]->format(DATE_FORMAT_DATE);

    $this->assertEqual($expected, $value, "Test calendar date_week_range(5, 2009): should be $expected, found $value.");

    // And now with ISO weeks.

    variable_set('date_first_day', 1);

    variable_set('date_api_use_iso8601', TRUE);

    $expected = '2008-01-28 to 2008-02-03';

    $result = date_week_range(5, 2008);

    $value = $result[0]->format(DATE_FORMAT_DATE) . ' to ' . $result[1]->format(DATE_FORMAT_DATE);

    $this->assertEqual($expected, $value, "Test ISO date_week_range(5, 2008): should be $expected, found $value.");

    $expected = '2009-01-26 to 2009-02-01';

    $result = date_week_range(5, 2009);

    $value = $result[0]->format(DATE_FORMAT_DATE) . ' to ' . $result[1]->format(DATE_FORMAT_DATE);

    $this->assertEqual($expected, $value, "Test ISO date_week_range(5, 2009): should be $expected, found $value.");

    variable_set('date_api_use_iso8601', FALSE);

    // Find calendar week for a date.

    variable_set('date_first_day', 0);

    $expected = '09';

    $value = date_week('2008-03-01');

    $this->assertEqual($expected, $value, "Test date_week(2008-03-01): should be $expected, found $value.");

    $expected = '10';

    $value = date_week('2009-03-01');

    $this->assertEqual($expected, $value, "Test date_week(2009-03-01): should be $expected, found $value.");

    // Create date object from datetime string.

    $input = '2009-03-07 10:30';

    $timezone = 'America/Chicago';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '2009-03-07T10:30:00-06:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone): should be $expected, found $value.");

    // Same during daylight savings time.

    $input = '2009-06-07 10:30';

    $timezone = 'America/Chicago';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '2009-06-07T10:30:00-05:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone): should be $expected, found $value.");

    // Create date object from date string.

    $input = '2009-03-07';

    $timezone = 'America/Chicago';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '2009-03-07T00:00:00-06:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone): should be $expected, found $value.");

    // Same during daylight savings time.

    $input = '2009-06-07';

    $timezone = 'America/Chicago';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '2009-06-07T00:00:00-05:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone): should be $expected, found $value.");

    // Create date object from date array, date only.

    $input = array('year' => 2010, 'month' => 2, 'day' => 28);

    $timezone = 'America/Chicago';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '2010-02-28T00:00:00-06:00';

    $this->assertEqual($expected, $value, "Test new dateObject(array('year' => 2010, 'month' => 2, 'day' => 28), $timezone): should be $expected, found $value.");

    // Create date object from date array with hour.

    $input = array('year' => 2010, 'month' => 2, 'day' => 28, 'hour' => 10);

    $timezone = 'America/Chicago';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '2010-02-28T10:00:00-06:00';

    $this->assertEqual($expected, $value, "Test new dateObject(array('year' => 2010, 'month' => 2, 'day' => 28, 'hour' => 10), $timezone): should be $expected, found $value.");

    // 0 = January 1, 1970 00:00:00 (UTC);

    // 1000000000 = September 9, 2001 01:46:40 (UTC);

    // Create date object from unix timestamp and convert it to a local date.

    $input = 0;

    $timezone = 'UTC';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '1970-01-01T00:00:00+00:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone): should be $expected, found $value.");

    $expected = 'UTC';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone is $value: should be $expected.");

    $expected = 0;

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset is $value: should be $expected.");

    $timezone = 'America/Los_Angeles';

    $date->setTimezone(new DateTimeZone($timezone));

    $value = $date->format('c');

    $expected = '1969-12-31T16:00:00-08:00';

    $this->assertEqual($expected, $value, "Test \$date->setTimezone(new DateTimeZone($timezone)): should be $expected, found $value.");

    $expected = 'America/Los_Angeles';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone should be $expected, found $value.");

    $expected = '-28800';

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset should be $expected, found $value.");

    // Convert the local version of a timestamp to UTC.

    $input = 0;

    $timezone = 'America/Los_Angeles';

    $date = new dateObject($input, $timezone);

    $offset = $date->getOffset();

    $value = $date->format('c');

    $expected = '1969-12-31T16:00:00-08:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone):  should be $expected, found $value.");

    $expected = 'America/Los_Angeles';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone should be $expected, found $value.");

    $expected = '-28800';

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset should be $expected, found $value.");

    $timezone = 'UTC';

    $date->setTimezone(new DateTimeZone($timezone));

    $value = $date->format('c');

    $expected = '1970-01-01T00:00:00+00:00';

    $this->assertEqual($expected, $value, "Test \$date->setTimezone(new DateTimeZone($timezone)): should be $expected, found $value.");

    $expected = 'UTC';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone should be $expected, found $value.");

    $expected = '0';

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset should be $expected, found $value.");

     // Create date object from datetime string and convert it to a local date.

    $input = '1970-01-01 00:00:00';

    $timezone = 'UTC';

    $date = new dateObject($input, $timezone);

    $value = $date->format('c');

    $expected = '1970-01-01T00:00:00+00:00';

    $this->assertEqual($expected, $value, "Test new dateObject('$input', '$timezone'): should be $expected, found $value.");

    $expected = 'UTC';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone is $value: should be $expected.");

    $expected = 0;

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset is $value: should be $expected.");

    $timezone = 'America/Los_Angeles';

    $date->setTimezone(new DateTimeZone($timezone));

    $value = $date->format('c');

    $expected = '1969-12-31T16:00:00-08:00';

    $this->assertEqual($expected, $value, "Test \$date->setTimezone(new DateTimeZone($timezone)): should be $expected, found $value.");

    $expected = 'America/Los_Angeles';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone should be $expected, found $value.");

    $expected = '-28800';

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset should be $expected, found $value.");

    // Convert the local version of a datetime string to UTC.

    $input = '1969-12-31 16:00:00';

    $timezone = 'America/Los_Angeles';

    $date = new dateObject($input, $timezone);

    $offset = $date->getOffset();

    $value = $date->format('c');

    $expected = '1969-12-31T16:00:00-08:00';

    $this->assertEqual($expected, $value, "Test new dateObject('$input', '$timezone'):  should be $expected, found $value.");

    $expected = 'America/Los_Angeles';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone should be $expected, found $value.");

    $expected = '-28800';

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset should be $expected, found $value.");

    $timezone = 'UTC';

    $date->setTimezone(new DateTimeZone($timezone));

    $value = $date->format('c');

    $expected = '1970-01-01T00:00:00+00:00';

    $this->assertEqual($expected, $value, "Test \$date->setTimezone(new DateTimeZone($timezone)): should be $expected, found $value.");

    $expected = 'UTC';

    $value = $date->getTimeZone()->getName();

    $this->assertEqual($expected, $value, "The current timezone should be $expected, found $value.");

    $expected = '0';

    $value = $date->getOffset();

    $this->assertEqual($expected, $value, "The current offset should be $expected, found $value.");

     // Create year-only date.

    $input = '2009';

    $timezone = NULL;

    $format = 'Y';

    $date = new dateObject($input, $timezone, $format);

    $value = $date->format('Y');

    $expected = '2009';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone, $format): should be $expected, found $value.");

     // Create month and year-only date.

    $input = '2009-10';

    $timezone = NULL;

    $format = 'Y-m';

    $date = new dateObject($input, $timezone, $format);

    $value = $date->format('Y-m');

    $expected = '2009-10';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone, $format): should be $expected, found $value.");

     // Create time-only date.

    $input = '0000-00-00T10:30:00';

    $timezone = NULL;

    $format = 'Y-m-d\TH:i:s';

    $date = new dateObject($input, $timezone, $format);

    $value = $date->format('H:i:s');

    $expected = '10:30:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone, $format): should be $expected, found $value.");

     // Create time-only date.

    $input = '10:30:00';

    $timezone = NULL;

    $format = 'H:i:s';

    $date = new dateObject($input, $timezone, $format);

    $value = $date->format('H:i:s');

    $expected = '10:30:00';

    $this->assertEqual($expected, $value, "Test new dateObject($input, $timezone, $format): should be $expected, found $value.");

    // Test date ranges.

    $valid = array(

      '-20:+20',

      '-1:+0',

      '-10:-5',

      '2000:2020',

      '-10:2010',

      '1980:-10',

      '1920:+20',

    );

    $invalid = array(

      'abc',

      'abc:+20',

      '1920:+20a',

      '+-20:+-30',

      '12:12',

      '0:+20',

      '-20:0',

    );

    foreach ($valid as $range) {

      $this->assertTrue(date_range_valid($range), "$range recognized as a valid date range.");

    }

    foreach ($invalid as $range) {

      $this->assertFalse(date_range_valid($range), "$range recognized as an invalid date range.");

    }

    // Test for invalid month names when we are using a short version of the month

    $input = '23 abc 2012';

    $timezone = NULL;

    $format = 'd M Y';

    $date = @new dateObject($input, $timezone, $format);

    $this->assertNotEqual(count($date->errors), 0, '23 abc 2012 should be an invalid date');

    // Test Granularity.

    $input = '2005-06-01 10:30:45';

    $timezone = NULL;

    $format = 'Y-m-d H:i:s';

    $date = new dateObject($input, $timezone, $format);

    $date->removeGranularity('hour');

    $date->removeGranularity('second');

    $date->removeGranularity('minute');

    $value = $date->format($format);

    $expected = '2005-06-01';

    $this->assertEqual($expected, $value, "The date with removed granularity should be $expected, found $value.");

    $date->addGranularity('hour');

    $date->addGranularity('second');

    $date->addGranularity('minute');

    $value = $date->format($format);

    $expected = '2005-06-01 10:30:45';

    $this->assertEqual($expected, $value, "The date with added granularity should be $expected, found $value.");

  }

  /**

   * @todo.

   */

  public function tearDown() {

    variable_del('date_first_day');

    variable_del('date_api_use_iso8601');

    parent::tearDown();

  }

}