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<?php
/*
* Note: test names match method names in a set of PHPUnit tests
* in a userland package. Please be so kind as to leave them.
*/
date_default_timezone_set('America/New_York');
/*
* Particular days
*/
echo "test__7: ";
examine_diff('2009-01-14', '2009-01-07', 'P+0Y0M7DT0H0M0S', 7);
echo "test_years_positive__7_by_0_day: ";
examine_diff('2007-02-07', '2000-02-07', 'P+7Y0M0DT0H0M0S', 2557);
echo "test_years_positive__7_by_1_day: ";
examine_diff('2007-02-08', '2000-02-07', 'P+7Y0M1DT0H0M0S', 2558);
// NOTE: sub() produces different answer.
echo "test_years_positive__6_shy_1_day: ";
examine_diff('2007-02-06', '2000-02-07', 'P+6Y11M30DT0H0M0S', 2556);
echo "test_years_positive__7_by_1_month: ";
examine_diff('2007-03-07', '2000-02-07', 'P+7Y1M0DT0H0M0S', 2585);
echo "test_years_positive__6_shy_1_month: ";
examine_diff('2007-01-07', '2000-02-07', 'P+6Y11M0DT0H0M0S', 2526);
echo "test_years_positive__7_by_1_month_split_newyear: ";
examine_diff('2007-01-07', '1999-12-07', 'P+7Y1M0DT0H0M0S', 2588);
echo "test_years_positive__6_shy_1_month_split_newyear: ";
examine_diff('2006-12-07', '2000-01-07', 'P+6Y11M0DT0H0M0S', 2526);
/*
* Particular days, negative
*/
echo "test_negative__7: ";
examine_diff('2009-01-07', '2009-01-14', 'P-0Y0M7DT0H0M0S', 7);
echo "test_years_negative__7_by_0_day: ";
examine_diff('2000-02-07', '2007-02-07', 'P-7Y0M0DT0H0M0S', 2557);
echo "test_years_negative__7_by_1_day: ";
examine_diff('2000-02-07', '2007-02-08', 'P-7Y0M1DT0H0M0S', 2558);
// NOTE: sub() produces different answer.
echo "test_years_negative__6_shy_1_day: ";
examine_diff('2000-02-07', '2007-02-06', 'P-6Y11M28DT0H0M0S', 2556);
echo "test_years_negative__7_by_1_month: ";
examine_diff('2000-02-07', '2007-03-07', 'P-7Y1M0DT0H0M0S', 2585);
echo "test_years_negative__6_shy_1_month: ";
examine_diff('2000-02-07', '2007-01-07', 'P-6Y11M0DT0H0M0S', 2526);
echo "test_years_negative__7_by_1_month_split_newyear: ";
examine_diff('1999-12-07', '2007-01-07', 'P-7Y1M0DT0H0M0S', 2588);
echo "test_years_negative__6_shy_1_month_split_newyear: ";
examine_diff('2000-01-07', '2006-12-07', 'P-6Y11M0DT0H0M0S', 2526);
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