function testObserve()
{
$foo = \arc\prototype::create([]);
$f = function ($ob, $name, $value) {
return false;
};
\arc\prototype::observe($foo, $f);
$foo->bar = 'bar';
$this->assertArrayNotHasKey('bar', \arc\prototype::entries($foo));
\arc\prototype::unobserve($foo, $f);
$foo->bar = 'bar';
$this->assertEquals($foo->bar, 'bar');
\arc\prototype::observe($foo, $f);
$foo->bar = 'baz';
$this->assertEquals($foo->bar, 'bar');
}
function testObserve()
{
$foo = \arc\prototype::create([]);
$log = [];
$f = function ($changes) use(&$log) {
$log[] = $changes;
};
\arc\prototype::observe($foo, $f);
$foo->bar = 'bar';
$this->assertEquals('bar', $log[0]['name']);
$this->assertEquals('add', $log[0]['type']);
$foo->bar = 'foo';
$this->assertEquals('bar', $log[1]['name']);
$this->assertEquals('update', $log[1]['type']);
$this->assertEquals('bar', $log[1]['oldValue']);
unset($foo->bar);
$this->assertEquals('bar', $log[2]['name']);
$this->assertEquals('delete', $log[2]['type']);
$this->assertEquals('foo', $log[2]['oldValue']);
}
