Cassandra\TimeTest::testFromDateTime PHP Метод

    public function testFromDateTime()
    {
        $datetime = new \DateTime("1970-01-01T00:00:00+0000");
        $time = Time::fromDateTime($datetime);
        $this->assertEquals((string) $time, "0");
        $datetime = new \DateTime("1970-01-01T00:00:01+0000");
        $time = Time::fromDateTime($datetime);
        $this->assertEquals((string) $time, "1000000000");
        $datetime = new \DateTime("1970-01-01T23:59:59+0000");
        $time = Time::fromDateTime($datetime);
        $this->assertEquals((string) $time, "86399000000000");
    }