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1 | <?php |
2 | ||
3 | /* | |
4 | * This file is part of the Symfony package. | |
5 | * | |
6 | * (c) Fabien Potencier <fabien@symfony.com> | |
7 | * | |
8 | * For the full copyright and license information, please view the LICENSE | |
9 | * file that was distributed with this source code. | |
10 | */ | |
11 | ||
12 | namespace Symfony\Component\Form\Tests\Extension\Core\DataTransformer; | |
13 | ||
14 | use Symfony\Component\Form\Extension\Core\ChoiceList\SimpleChoiceList; | |
15 | use Symfony\Component\Form\Extension\Core\DataTransformer\ChoiceToValueTransformer; | |
16 | ||
17 | class ChoiceToValueTransformerTest extends \PHPUnit_Framework_TestCase | |
18 | { | |
19 | protected $transformer; | |
20 | ||
21 | protected function setUp() | |
22 | { | |
23 | $list = new SimpleChoiceList(array('' => 'A', 0 => 'B', 1 => 'C')); | |
24 | $this->transformer = new ChoiceToValueTransformer($list); | |
25 | } | |
26 | ||
27 | protected function tearDown() | |
28 | { | |
29 | $this->transformer = null; | |
30 | } | |
31 | ||
32 | public function transformProvider() | |
33 | { | |
34 | return array( | |
35 | // more extensive test set can be found in FormUtilTest | |
36 | array(0, '0'), | |
37 | array(false, '0'), | |
38 | array('', ''), | |
39 | ); | |
40 | } | |
41 | ||
42 | /** | |
43 | * @dataProvider transformProvider | |
44 | */ | |
45 | public function testTransform($in, $out) | |
46 | { | |
47 | $this->assertSame($out, $this->transformer->transform($in)); | |
48 | } | |
49 | ||
50 | public function reverseTransformProvider() | |
51 | { | |
52 | return array( | |
53 | // values are expected to be valid choice keys already and stay | |
54 | // the same | |
55 | array('0', 0), | |
56 | array('', null), | |
57 | array(null, null), | |
58 | ); | |
59 | } | |
60 | ||
61 | /** | |
62 | * @dataProvider reverseTransformProvider | |
63 | */ | |
64 | public function testReverseTransform($in, $out) | |
65 | { | |
66 | $this->assertSame($out, $this->transformer->reverseTransform($in)); | |
67 | } | |
68 | ||
69 | /** | |
70 | * @expectedException \Symfony\Component\Form\Exception\TransformationFailedException | |
71 | */ | |
72 | public function testReverseTransformExpectsScalar() | |
73 | { | |
74 | $this->transformer->reverseTransform(array()); | |
75 | } | |
76 | } |