lithium\tests\cases\data\EntityTest::testModified PHP Method

    public function testModified()
    {
        $entity = new Entity();
        $this->assertEqual(array(), $entity->modified());
        $data = array('foo' => 'bar', 'baz' => 'dib');
        $entity->set($data);
        $this->assertEqual(array('foo' => true, 'baz' => true), $entity->modified());
        $this->assertTrue($entity->modified('foo'));
        $this->assertTrue($entity->modified('baz'));
        /* and last, checking a non-existing field */
        $this->assertNull($entity->modified('ole'));
        $subentity = new Entity();
        $subentity->set($data);
        $entity->set(array('ble' => $subentity));
        $this->assertEqual(array('foo' => true, 'baz' => true, 'ble' => true), $entity->modified());
        $this->assertTrue($entity->ble->modified('foo'));
        $this->assertEmpty($entity->ble->modified('iak'));
        $this->assertEqual($entity->ble->modified(), array('foo' => true, 'baz' => true));
        $data = array('foo' => 'bar', 'baz' => 'dib');
        //it's the default data array in the test
        $entity = new Entity();
        $entity->set($data);
        $entity->sync();
        /* Checking empty values */
        $entity->foo = '';
        $this->assertTrue($entity->modified('foo'));
        $this->assertEqual(array('foo' => true, 'baz' => false), $entity->modified());
        /* and checking null values */
        $entity->sync();
        $entity->foo = null;
        $this->assertTrue($entity->modified('foo'));
    }