--TEST--
DateTimeImmutable constants
--FILE--
<?php

var_dump(
    DATE_ATOM    === DateTimeImmutable::ATOM,
    DATE_COOKIE  === DateTimeImmutable::COOKIE,
    DATE_ISO8601 === DateTimeImmutable::ISO8601,
    DATE_RFC822  === DateTimeImmutable::RFC822,
    DATE_RFC850  === DateTimeImmutable::RFC850,
    DATE_RFC1036 === DateTimeImmutable::RFC1036,
    DATE_RFC1123 === DateTimeImmutable::RFC1123,
    DATE_RFC2822 === DateTimeImmutable::RFC2822,
    DATE_RFC3339 === DateTimeImmutable::RFC3339,
    DATE_RSS     === DateTimeImmutable::RSS,
    DATE_W3C     === DateTimeImmutable::W3C
);

?>
--EXPECT--
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
