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<?php |
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/** |
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* This file is part of graze/data-node |
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* |
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* Copyright (c) 2016 Nature Delivered Ltd. <https://www.graze.com> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @license https://github.com/graze/data-node/blob/master/LICENSE.md |
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* @link https://github.com/graze/data-node |
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*/ |
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namespace Graze\DataNode\Test\Unit; |
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use ArrayIterator; |
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use Graze\DataNode\IteratorNode; |
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use Graze\DataNode\IteratorNodeInterface; |
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use Graze\DataNode\Test\AbstractTestCase; |
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use Iterator; |
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use Traversable; |
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class IteratorNodeText extends AbstractTestCase |
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{ |
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public function testImplements() |
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{ |
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$node = new IteratorNode([]); |
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static::assertInstanceOf(Iterator::class, $node); |
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static::assertInstanceOf(IteratorNodeInterface::class, $node); |
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} |
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public function testInstantiateWithArray() |
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{ |
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$node = new IteratorNode(['first', 'second']); |
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static::assertEquals(['first', 'second'], iterator_to_array($node)); |
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} |
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public function testInstantiateWithArrayAndKeys() |
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{ |
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$node = new IteratorNode(['first' => 'value1', 'second' => 'value2']); |
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static::assertEquals(['first' => 'value1', 'second' => 'value2'], iterator_to_array($node, true)); |
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} |
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public function testInstantiateWithIterator() |
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{ |
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$node = new IteratorNode(new ArrayIterator(['first', 'second'])); |
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static::assertEquals(['first', 'second'], iterator_to_array($node)); |
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} |
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public function testFetchWillReturnAnIterator() |
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{ |
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$node = new IteratorNode(['first', 'second']); |
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$iterator = $node->fetch(); |
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static::assertInstanceOf(Iterator::class, $iterator); |
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static::assertInstanceOf(Traversable::class, $iterator); |
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static::assertEquals(['first', 'second'], iterator_to_array($iterator)); |
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} |
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public function testFetchWillFilterOnCallable() |
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{ |
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$node = new IteratorNode(['first', 'second']); |
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$iterator = $node->fetch(function ($value) { |
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return $value == 'first'; |
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}); |
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static::assertEquals(['first'], iterator_to_array($iterator)); |
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} |
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public function testClone() |
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{ |
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$iterator = new ArrayIterator(['first', 'second']); |
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$node = new IteratorNode($iterator); |
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$clone = $node->getClone(); |
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static::assertNotSame($clone, $node); |
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$iterator->append('third'); |
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static::assertEquals(['first', 'second', 'third'], iterator_to_array($node)); |
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static::assertEquals(['first', 'second'], iterator_to_array($clone)); |
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} |
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public function testToString() |
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{ |
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$node = new IteratorNode([]); |
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static::assertEquals(IteratorNode::class, $node->__toString()); |
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} |
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} |
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graze /
data-node
