Only return unique values. (Uses strict equality '===')
| public unique ( ) : pinq\ITraversable | ||
| Результат | pinq\ITraversable | |
/**
* @dataProvider someStrings
*/
public function testAggregateValuesString(\Pinq\ITraversable $traversable, array $data)
{
$this->assertEquals(true, $traversable->all(), 'All');
$this->assertEquals(true, $traversable->any(), 'Any');
$this->assertEquals(array_sum(array_map('strlen', $data)) / count($data), $traversable->average('strlen'), 'Average string length');
$this->assertEquals(array_sum(array_map('strlen', $data)), $traversable->sum('strlen'), 'Sum string length');
$this->assertEquals(array_unique($data), $traversable->unique()->asArray(), 'Unique');
$this->assertEquals(implode('- -- -', $data), $traversable->implode('- -- -'), 'String implode');
}
/**
* @dataProvider notUniqueData
*/
public function testThatUniqueValuesPreservesKeys(\Pinq\ITraversable $values, array $data)
{
$uniqueValuesArray = $values->unique()->asArray();
$uniqueData = [];
foreach ($data as $key => $value) {
if (!in_array($value, $uniqueData, true)) {
$uniqueData[$key] = $value;
}
}
$this->assertSame(array_keys($uniqueData), array_keys($uniqueValuesArray));
}
public function visitUnique(Segments\Unique $query)
{
$this->traversable = $this->traversable->unique();
}
