Pinq\Tests\Integration\Collection\MutableCollectionSemanticsTest::testThatSetIndexSetsToSourceCollections PHP Method

    public function testThatSetIndexSetsToSourceCollections(\Pinq\ICollection $collection, array $data)
    {
        $filteredScopeCollection = $collection->where(function ($i) {
            return $i % 2 === 0;
        });
        $slicedScopeCollection = $filteredScopeCollection->slice(1, 2);
        $slicedScopeCollection[5] = 100;
        $this->assertMatches($slicedScopeCollection, [3 => 4, 5 => 100]);
        $this->assertMatches($collection, [1, 2, 3, 4, 5, 100, 7, 8, 9, 10]);
    }