public function testStack()
{
$a = 23;
$b = 'string it up';
$s = new Stack();
$pb = new Reference($b);
$s->takeReference($a);
$s->takeReference($pb);
try {
$s[] = $pb;
} catch (TwLibException $e) {
$this->assertRegExp('/Do not set stack references with the array operator/', $e->getMessage());
}
$this->assertEquals(23, $s[0]->copy());
$this->assertRegExp('/string it up/', $s[1]->copy());
$a = 'gone';
$b = 'girl';
$this->assertRegExp('/gone/', $s[0]->copy());
$this->assertRegExp('/girl/', $s[1]->copy());
$ref = 'take me';
$s->takeReference($ref);
$this->assertRegExp('/take me/', $s[2]->copy());
$ref = 'thus i was taken';
$this->assertRegExp('/thus i was taken/', $s[2]->copy());
$s[2]->set('rewind');
$this->assertRegExp('/rewind/', $ref);
$g = $s[2];
$g->set('bo selecta');
//Test that you cant alter the top if you forget to take it by reference
/** @var Pointer $top */
$top = $s->top();
$tr = $top->getRef();
$tr = 'beans';
$this->assertRegExp('/bo selecta/', $ref);
//Test that you do alter the location if you take it by reference
/** @var Pointer $top */
$top =& $s->top();
$tr =& $top->getRef();
$tr = 'beans';
$this->assertRegExp('/beans/', $ref);
//Pop the top item off the stack
$cs = count($s);
/** @var Pointer $p */
$p = $s->pop();
$cp = count($s);
$this->assertEquals($cs - 1, $cp);
//assert our array got smaller
$ra =& $p->getRef();
$ra = 'show me the sunshine';
$this->assertRegExp('/show me the sunshine/', $p->copy());
$this->assertRegExp('/show me the sunshine/', $ref);
$pl = $s->shift();
$cl = count($s);
$this->assertEquals($cp - 1, $cl);
//assert our array got smaller
$pa =& $pl->getRef();
$pa = 'it looks like everything is falling';
$this->assertRegExp('/it looks like everything is falling/', $a);
//goodbye stack
foreach ($s as $k => $point) {
unset($s[$k]);
}
$this->assertCount(0, $s);
}
public function testArrayAccess()
{
$data = $this->getData();
$s = new Stack();
$s->takeReference($data[0]);
$s->takeReference($data['bees']);
$r =& $s->top();
$rf =& $r->getRef();
$rf[0] = 'changed';
$pt =& $rf['depth'];
$pt = 'you\'re superhuman';
$ind = 'depth';
$pn =& $rf[$ind];
$pn = 'if you dont want to loose me forever';
}
