| public formatDate ( $fmt, $ts = false, $is_gmt = false ) : string | ||
| Résultat | string | formatted date based on timestamp $d |
function testRandomDates()
{
$start = 1960 + rand(0, 10);
$yrs = 12;
$i = 365.25 * 86400 * ($start - 1970);
$offset = 36000 + rand(10000, 60000);
$max = 365 * $yrs * 86400;
$lastyear = 0;
$s = new TDateTimeStamp();
// we generate a timestamp, convert it to a date, and convert it back to a timestamp
// and check if the roundtrip broke the original timestamp value.
//print "Testing $start to ".($start+$yrs).", or $max seconds, offset=$offset: ";
$fails = 0;
for ($max += $i; $i < $max; $i += $offset) {
$ret = $s->formatDate('m,d,Y,H,i,s', $i);
$arr = explode(',', $ret);
if ($lastyear != $arr[2]) {
$lastyear = $arr[2];
}
$newi = $s->getTimestamp($arr[3], $arr[4], $arr[5], $arr[0], $arr[1], $arr[2]);
if ($i != $newi) {
// This actually can fail if $i is in the middle of a time change due to DST
$tz = new DateTimeZone(date_default_timezone_get());
$transitions = $tz->getTransitions($i - 3600, $i + 3600);
if (count($transitions) == 0) {
$fails++;
}
//$j = mktime($arr[3],$arr[4],$arr[5],$arr[0],$arr[1],$arr[2]);
//print "Error at $i, $j, getTimestamp() returned $newi ($ret)\n";
}
}
$this->assertEquals($fails, 0);
}
