sminnee / silverstripe-framework

        $this->assertFalse($f->validate(new RequiredFields()));

    }

    public function testSetMinDate()

    {

        $f = (new DatetimeField('Datetime'))->setMinDatetime('2009-03-31T23:00:00');

        $this->assertEquals($f->getMinDatetime(), '2009-03-31 23:00:00', 'Retains ISO');

        $f = (new DatetimeField('Datetime'))->setMinDatetime('2009-03-31 23:00:00');

        $this->assertEquals($f->getMinDatetime(), '2009-03-31 23:00:00', 'Converts normalised ISO to ISO');

        $f = (new DatetimeField('Datetime'))->setMinDatetime('invalid');

        $this->assertNull($f->getMinDatetime(), 'Ignores invalid values');

    }

    public function testSetMaxDate()

    {

        $this->assertNull($f->getMinDatetime(), 'Ignores invalid values');

    }

    public function testSetMaxDate()

    {

        $f = (new DatetimeField('Datetime'))->setMaxDatetime('2009-03-31T23:00:00');

        $this->assertEquals($f->getMaxDatetime(), '2009-03-31 23:00:00', 'Retains ISO');

        $f = (new DatetimeField('Datetime'))->setMaxDatetime('2009-03-31 23:00:00');

        $this->assertEquals($f->getMaxDatetime(), '2009-03-31 23:00:00', 'Converts normalised ISO to ISO');

        $f = (new DatetimeField('Datetime'))->setMaxDatetime('invalid');

        $this->assertNull($f->getMaxDatetime(), 'Ignores invalid values');

    }

    public function testValidateMinDate()

    {