<?php
require_once('tests/helper.php');
require_once('includes/splitter.inc');
class splitterTest extends PHPUnit_Framework_TestCase {
	public function testConstruct() {
		$start_date = '2013/05/01';
		$end_date = '2013/05/31';
		$max_quantity = 6;
		$details = array('1' => 'details 1', '2' => 'details', '3' => 'd3');

		$splitter = new Splitter(array('detail' => $details
			,'start_date'=> $start_date
			,'end_date' => $end_date
			,'max_quantity' => $max_quantity));
		$this->assertEquals($start_date, $splitter->start_date);
		$this->assertEquals($end_date, $splitter->end_date);
		$this->assertEquals($max_quantity, $splitter->max_quantity);
		$this->assertEquals($splitter->days(), 30);

		return $splitter;
	}

	/**
 * @depends testConstruct
 */
	public function testSplit($splitter) {
		$this->assertSplit($splitter, 15, 15, array());
		$this->assertSplit($splitter, 5, 0, array("5 0 2013/05/01 2013/05/31"));
		$this->assertSplit($splitter, 15, 11, array("12 11 2013/05/01 2013/05/21",
																									"3 0 2013/05/21 2013/05/31"));
		$this->assertSplit($splitter, 31, 0, array("6 0 2013/05/01 2013/05/06",
																									"6 0 2013/05/06 2013/05/11",
																									"6 0 2013/05/11 2013/05/16",
																									"6 0 2013/05/16 2013/05/21",
																									"6 0 2013/05/21 2013/05/26",
																									"1 0 2013/05/26 2013/05/31",));
		$this->assertSplit($splitter, 30, 24, array("24 24 2013/05/01 2013/05/25",
																								"6 0 2013/05/25 2013/05/31"));
		$this->assertSplit($splitter, 10, 0 ,array("6 0 2013/05/01 2013/05/16"
																								,"4 0 2013/05/16 2013/05/31"));
		$this->assertSplit($splitter, 18, 10 ,array("12 10 2013/05/01 2013/05/21"
																									,"6 0 2013/05/21 2013/05/31"));
	}

	public function assertSplit(Splitter $splitter, $quantity, $quantity_dispatched, array $expected_splits) {
			$splits = $splitter->split(array('quantity' => $quantity, 'qty_sent' => $quantity_dispatched));

			//print_r($splits);
			if(empty($expected_splits)) return $this->assertEmpty($splits);
			$this->assertEquals(array_map(function($ex) {
					return explode(" ", $ex);
				}, $expected_splits)
				, array_map(function ($split) {
					return array($split->quantity, $split->quantity_dispatched, $split->start_date, $split->end_date);
				}, $splits));
	}
}
?>