OpenSource/GildedRose-Refactoring-Kata
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Conjuredに対して「販売するための残り日数が無くなると、Quality値は2小さくなります。」仕様が漏れていたので追加

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This commit is contained in:
bestaff-hirakawa 2022-08-08 09:20:18 +09:00
parent 6b85d52e6f
commit 9884e30e01
2 changed files with 80 additions and 4 deletions
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28
php/src/GildedRose.php
View File

@ -38,10 +38,11 @@ final class GildedRose
[商品：Conjured]
・引数のsell_inを-1する
・引数のqualityを-2する
・sell_inが0未満の場合、さらにquality-2する
[その他商品]
・引数のsell_inを-1する
・引数のqualityを-1する
・sell_inが0未満の場合、さらにquality-1する ★仕様書に記載なかったがコード上はこのようになっている
・sell_inが0未満の場合、さらにquality-1する
*/
/**
@ -119,9 +120,12 @@ final class GildedRose
private function conjured(): void
{
$this->calcSellInSubtraction();
// 新たな関数は作成せず減算処理を2回実行する
$this->calcQualitySubtraction();
$this->calcQualitySubtraction();
$this->calcQualityDoubleSubtraction();
// sell_inが0未満の場合、sell_inを再減算する
if ($this->item->sell_in < 0) {
$this->calcQualityDoubleSubtraction();
}
}
/**
@ -167,4 +171,20 @@ final class GildedRose
--$this->item->quality;
}
}
/**
* qualityを2倍の減算を行う
*/
private function calcQualityDoubleSubtraction(): void
{
// 1以上の場合計算
if ($this->item->quality >= 1) {
$this->item->quality -=2;
}
// qualityが0未満の場合、0を設定
if ($this->item->quality < 0) {
$this->item->quality = 0;
}
}
}

56
php/tests/GildedRoseTest.php
View File

@ -284,6 +284,62 @@ class GildedRoseTest extends TestCase
$this->assertSame(0, $items[0]->quality);
}
/**
* Conjured：sell_inが0以下、qualityが50未満
* 期待値：sell_inが-1、qualityが-4
*/
public function testConjuredSellIn0OrLess(): void
{
$items = [new Item('Conjured Mana Cake', 0, 10)];
$gildedRose = new GildedRose($items);
$gildedRose->updateQuality();
$this->assertSame('Conjured Mana Cake', $items[0]->name);
$this->assertSame(-1, $items[0]->sell_in);
$this->assertSame(6, $items[0]->quality);
$items = [new Item('Conjured Mana Cake', -1, 10)];
$gildedRose = new GildedRose($items);
$gildedRose->updateQuality();
$this->assertSame('Conjured Mana Cake', $items[0]->name);
$this->assertSame(-2, $items[0]->sell_in);
$this->assertSame(6, $items[0]->quality);
}
/**
* Conjured：sell_inが0以下、qualityが2以下
* 期待値：sell_inが-1、qualityを減算、0が下限
*/
public function testConjuredSellIn0OrLessAndQuality2OrLess(): void
{
$items = [new Item('Conjured Mana Cake', 0, 2)];
$gildedRose = new GildedRose($items);
$gildedRose->updateQuality();
$this->assertSame('Conjured Mana Cake', $items[0]->name);
$this->assertSame(-1, $items[0]->sell_in);
$this->assertSame(0, $items[0]->quality);
$items = [new Item('Conjured Mana Cake', 0, 1)];
$gildedRose = new GildedRose($items);
$gildedRose->updateQuality();
$this->assertSame('Conjured Mana Cake', $items[0]->name);
$this->assertSame(-1, $items[0]->sell_in);
$this->assertSame(0, $items[0]->quality);
}
/**
* Conjured：sell_inが0、qualityが0
* 期待値：sell_inが-1、qualityは変更なし
*/
public function testConjuredSellIn0AndQuality0(): void
{
$items = [new Item('Conjured Mana Cake', 0, 0)];
$gildedRose = new GildedRose($items);
$gildedRose->updateQuality();
$this->assertSame('Conjured Mana Cake', $items[0]->name);
$this->assertSame(-1, $items[0]->sell_in);
$this->assertSame(0, $items[0]->quality);
}
/**
* 複数商品
*/