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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Config\Tests\Definition;
use PHPUnit\Framework\TestCase;
use Symfony\Component\Config\Definition\Builder\TreeBuilder;
class MergeTest extends TestCase
{
public function testForbiddenOverwrite()
{
$this->expectException('Symfony\Component\Config\Definition\Exception\ForbiddenOverwriteException');
$tb = new TreeBuilder('root', 'array');
$tree = $tb
->getRootNode()
->children()
->node('foo', 'scalar')
->cannotBeOverwritten()
->end()
->end()
->end()
->buildTree()
;
$a = [
'foo' => 'bar',
];
$b = [
'foo' => 'moo',
];
$tree->merge($a, $b);
}
public function testUnsetKey()
{
$tb = new TreeBuilder('root', 'array');
$tree = $tb
->getRootNode()
->children()
->node('foo', 'scalar')->end()
->node('bar', 'scalar')->end()
->node('unsettable', 'array')
->canBeUnset()
->children()
->node('foo', 'scalar')->end()
->node('bar', 'scalar')->end()
->end()
->end()
->node('unsetted', 'array')
->canBeUnset()
->prototype('scalar')->end()
->end()
->end()
->end()
->buildTree()
;
$a = [
'foo' => 'bar',
'unsettable' => [
'foo' => 'a',
'bar' => 'b',
],
'unsetted' => false,
];
$b = [
'foo' => 'moo',
'bar' => 'b',
'unsettable' => false,
'unsetted' => ['a', 'b'],
];
$this->assertEquals([
'foo' => 'moo',
'bar' => 'b',
'unsettable' => false,
'unsetted' => ['a', 'b'],
], $tree->merge($a, $b));
}
public function testDoesNotAllowNewKeysInSubsequentConfigs()
{
$this->expectException('Symfony\Component\Config\Definition\Exception\InvalidConfigurationException');
$tb = new TreeBuilder('root', 'array');
$tree = $tb
->getRootNode()
->children()
->node('test', 'array')
->disallowNewKeysInSubsequentConfigs()
->useAttributeAsKey('key')
->prototype('array')
->children()
->node('value', 'scalar')->end()
->end()
->end()
->end()
->end()
->end()
->buildTree();
$a = [
'test' => [
'a' => ['value' => 'foo'],
],
];
$b = [
'test' => [
'b' => ['value' => 'foo'],
],
];
$tree->merge($a, $b);
}
public function testPerformsNoDeepMerging()
{
$tb = new TreeBuilder('root', 'array');
$tree = $tb
->getRootNode()
->children()
->node('no_deep_merging', 'array')
->performNoDeepMerging()
->children()
->node('foo', 'scalar')->end()
->node('bar', 'scalar')->end()
->end()
->end()
->end()
->end()
->buildTree()
;
$a = [
'no_deep_merging' => [
'foo' => 'a',
'bar' => 'b',
],
];
$b = [
'no_deep_merging' => [
'c' => 'd',
],
];
$this->assertEquals([
'no_deep_merging' => [
'c' => 'd',
],
], $tree->merge($a, $b));
}
public function testPrototypeWithoutAKeyAttribute()
{
$tb = new TreeBuilder('root', 'array');
$tree = $tb
->getRootNode()
->children()
->arrayNode('append_elements')
->prototype('scalar')->end()
->end()
->end()
->end()
->buildTree()
;
$a = [
'append_elements' => ['a', 'b'],
];
$b = [
'append_elements' => ['c', 'd'],
];
$this->assertEquals(['append_elements' => ['a', 'b', 'c', 'd']], $tree->merge($a, $b));
}
}