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Collection > the getByIndex() method > returns element with given index

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Meritoo
2019-03-16 19:58:02 +01:00
parent 9f6af6b6a4
commit eade6a25ad
2 changed files with 95 additions and 0 deletions
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80
tests/Collection/CollectionTest.php
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@@ -327,6 +327,19 @@ class CollectionTest extends BaseTestCase
static::assertMethodVisibilityAndArguments(Collection::class, 'exists', OopVisibilityType::IS_PRIVATE, 1, 1);
}
/**
* @param string $description Description of test
* @param Collection $collection Collection to search for element with given index
* @param mixed $index Index / key of the element
* @param mixed $expected Expected element with given index
*
* @dataProvider provideElementGetByIndex
*/
public function testGetByIndex($description, Collection $collection, $index, $expected)
{
static::assertEquals($expected, $collection->getByIndex($index), $description);
}
/**
* Provides element to add to collection
*
@@ -408,6 +421,73 @@ class CollectionTest extends BaseTestCase
];
}
public function provideElementGetByIndex()
{
yield[
'An empty collection and empty index',
new Collection(),
'',
null,
];
yield[
'An empty collection and non-empty index',
new Collection(),
'test',
null,
];
yield[
'Non-empty collection and not existing index',
new Collection([
'lorem' => 'ipsum',
'dolor' => 'sit',
]),
'test',
null,
];
yield[
'Collection with existing index',
new Collection([
'lorem' => 'ipsum',
'dolor' => 'sit',
]),
'lorem',
'ipsum',
];
yield[
'Collection with existing index (collection of arrays)',
new Collection([
[
'lorem',
'ipsum',
],
[
'dolor',
'sit',
],
]),
0,
[
'lorem',
'ipsum',
],
];
yield[
'Collection with existing index (collection of objects)',
new Collection([
'x' => new \DateTime(),
'y' => new \DateTime('2001-01-01'),
'z' => new \DateTime('yesterday'),
]),
'y',
new \DateTime('2001-01-01'),
];
}
/**
* {@inheritdoc}
*/