assertEquals(11, count($chunks)); foreach ($chunks as $j => $chunk) { $this->assertEquals(range($j * 10, min(100, $j * 10 + 9)), $chunk); } } public function testChunksIteratorWithOddValues() { $chunked = new ChunkedIterator(new \ArrayIterator(array(1, 2, 3, 4, 5)), 2); $chunks = iterator_to_array($chunked, false); $this->assertEquals(3, count($chunks)); $this->assertEquals(array(1, 2), $chunks[0]); $this->assertEquals(array(3, 4), $chunks[1]); $this->assertEquals(array(5), $chunks[2]); } public function testMustNotTerminateWithTraversable() { $traversable = simplexml_load_string('')->foo; $chunked = new ChunkedIterator($traversable, 2); $actual = iterator_to_array($chunked, false); $this->assertCount(2, $actual); } public function testSizeOfZeroMakesIteratorInvalid() { $chunked = new ChunkedIterator(new \ArrayIterator(range(1, 5)), 0); $chunked->rewind(); $this->assertFalse($chunked->valid()); } /** * @expectedException \InvalidArgumentException */ public function testSizeLowerZeroThrowsException() { new ChunkedIterator(new \ArrayIterator(range(1, 5)), -1); } }