<?php
/**
 *
 * part-db version 0.1
 * Copyright (C) 2005 Christoph Lechner
 * http://www.cl-projects.de/
 *
 * part-db version 0.2+
 * Copyright (C) 2009 K. Jacobs and others (see authors.php)
 * http://code.google.com/p/part-db/
 *
 * Part-DB Version 0.4+
 * Copyright (C) 2016 - 2019 Jan Böhmer
 * https://github.com/jbtronics
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 *
 */

namespace App\Tests\Entity;


use App\Entity\Parts\MeasurementUnit;
use App\Entity\Parts\Part;
use App\Entity\Parts\PartLot;
use PHPUnit\Framework\TestCase;

/**
 * Here we test the instock related functions of part class (functions in InstockTrait)
 * @package App\Tests\Entity
 */
class PartInstockTest extends TestCase
{
    protected $float_unit;
    protected $int_unit;

    public function setUp()
    {
        parent::setUp(); // TODO: Change the autogenerated stub
        $this->float_unit = new MeasurementUnit();
        $this->float_unit->setIsInteger(false);
        $this->int_unit = new MeasurementUnit();
        $this->int_unit->setIsInteger(true);
    }

    public function testUseFloatAmount()
    {
        $part = new Part();
        $part->setPartUnit(null);
        $this->assertFalse($part->useFloatAmount());

        $part->setPartUnit($this->float_unit);
        $this->assertTrue($part->useFloatAmount());

        $part->setPartUnit($this->int_unit);
        $this->assertFalse($part->useFloatAmount());
    }

    public function testGetMinAmount()
    {
        $part = new Part();
        $part->setMinAmount(10.32);
        $part->setPartUnit(null);
        $this->assertEquals(10.0, $part->getMinAmount());

        $part->setPartUnit($this->float_unit);
        $this->assertEquals(10.32, $part->getMinAmount());
    }

    public function testAddPartLot()
    {
        $part = new Part();
        //Part must be empty after creation
        $this->assertEmpty($part->getPartLots());
        $part_lot = new PartLot();
        $part->addPartLot($part_lot);

        $this->assertCount(1, $part->getPartLots());
        //PartLot must now be assigned to part
        $this->assertEquals($part, $part_lot->getPart());
    }

    public function testGetAmountSum()
    {
        $part = new Part();
        $part->addPartLot((new PartLot())->setAmount(5.42));
        $part->addPartLot((new PartLot())->setAmount(0.4));
        $part->addPartLot((new PartLot())->setAmount(10.4));
        $part->addPartLot((new PartLot())->setAmount(100)->setInstockUnknown(true));

        $part->setPartUnit(null);
        //It is important that we get 15 here (values are round and then summed), not 16 (sum and then round)
        $this->assertEquals(15, $part->getAmountSum());

        $part->setPartUnit($this->float_unit);
        $this->assertEquals(16.22, $part->getAmountSum());
    }
}