public function testProxyProperty()
{
$obj = new Prototype();
$obj->a = Prototype::proxy(function ($property) {
return $property->get();
}, function ($property, $newValue) {
return $property->set($newValue);
}, Prototype::normal(1));
$this->assertEquals(1, $obj->a);
$obj->a = 2;
$this->assertEquals(2, $obj->a);
$obj->a = Prototype::proxy(function ($property) {
return $property->get();
}, function ($property, $newValue) {
return $property->set($newValue);
}, 1);
$this->assertEquals(1, $obj->a);
$obj->a = 2;
$this->assertEquals(2, $obj->a);
$obj->a = 2;
$obj->b = Prototype::proxy(function ($property) {
return $this->a * $property->get();
}, function ($property, $newValue) {
return $property->set($newValue);
}, 1);
$this->assertEquals(2, $obj->b);
$obj->b = 3;
$this->assertEquals(6, $obj->b);
$obj->a = 3;
$this->assertEquals(9, $obj->b);
$obj->a = 2;
$obj->b = Prototype::proxy(function ($property) {
return $property->get();
}, function ($property, $newValue) {
return $property->set($newValue - $this->a);
}, 1);
$this->assertEquals(1, $obj->b);
$obj->b = 1;
$this->assertEquals(-1, $obj->b);
}
