public function testChunk() { /** * @var Collection[] $chunks */ $chunks = $this->collection->chunk(2); $this->assertCount(2, $chunks); $this->assertEquals($this->_0, $chunks[0]->get(0)); $this->assertEquals($this->_1, $chunks[0]->get(1)); $this->assertEquals($this->_2, $chunks[1]->get(0)); $this->assertEquals($this->_3, $chunks[1]->get(1)); }