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<?php
/**
* Copyright 2014 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright notice
* shall be included in all copies or substantial portions of the software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*/
namespace Facebook\Tests\GraphNodes;
use Facebook\GraphNodes\Collection;
class CollectionTest extends \PHPUnit_Framework_TestCase
{
public function testAnExistingPropertyCanBeAccessed()
{
$graphNode = new Collection(['foo' => 'bar']);
$field = $graphNode->getField('foo');
$this->assertEquals('bar', $field);
// @todo v6: Remove this assertion
$property = $graphNode->getProperty('foo');
$this->assertEquals('bar', $property);
}
public function testAMissingPropertyWillReturnNull()
{
$graphNode = new Collection(['foo' => 'bar']);
$field = $graphNode->getField('baz');
$this->assertNull($field, 'Expected the property to return null.');
}
public function testAMissingPropertyWillReturnTheDefault()
{
$graphNode = new Collection(['foo' => 'bar']);
$field = $graphNode->getField('baz', 'faz');
$this->assertEquals('faz', $field);
// @todo v6: Remove this assertion
$property = $graphNode->getProperty('baz', 'faz');
$this->assertEquals('faz', $property);
}
public function testTheKeysFromTheCollectionCanBeReturned()
{
$graphNode = new Collection([
'key1' => 'foo',
'key2' => 'bar',
'key3' => 'baz',
]);
$fieldNames = $graphNode->getFieldNames();
$this->assertEquals(['key1', 'key2', 'key3'], $fieldNames);
// @todo v6: Remove this assertion
$propertyNames = $graphNode->getPropertyNames();
$this->assertEquals(['key1', 'key2', 'key3'], $propertyNames);
}
public function testAnArrayCanBeInjectedViaTheConstructor()
{
$collection = new Collection(['foo', 'bar']);
$this->assertEquals(['foo', 'bar'], $collection->asArray());
}
public function testACollectionCanBeConvertedToProperJson()
{
$collection = new Collection(['foo', 'bar', 123]);
$collectionAsString = $collection->asJson();
$this->assertEquals('["foo","bar",123]', $collectionAsString);
}
public function testACollectionCanBeCounted()
{
$collection = new Collection(['foo', 'bar', 'baz']);
$collectionCount = count($collection);
$this->assertEquals(3, $collectionCount);
}
public function testACollectionCanBeAccessedAsAnArray()
{
$collection = new Collection(['foo' => 'bar', 'faz' => 'baz']);
$this->assertEquals('bar', $collection['foo']);
$this->assertEquals('baz', $collection['faz']);
}
public function testACollectionCanBeIteratedOver()
{
$collection = new Collection(['foo' => 'bar', 'faz' => 'baz']);
$this->assertInstanceOf('IteratorAggregate', $collection);
$newArray = [];
foreach ($collection as $k => $v) {
$newArray[$k] = $v;
}
$this->assertEquals(['foo' => 'bar', 'faz' => 'baz'], $newArray);
}
}
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