spec\PhpSpec\Matcher\ArrayKeyMatcherSpec::it_does_not_match_ArrayObject_without_provided_offset PHP Method

    function it_does_not_match_ArrayObject_without_provided_offset(ArrayObject $array)
    {
        $array->offsetExists('abc')->willReturn(false);
        $this->shouldThrow()->duringPositiveMatch('haveKey', $array, array('abc'));
    }