mirror of
https://github.com/emilybache/GildedRose-Refactoring-Kata.git
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Add handleGenericItem
This commit is contained in:
Richard Xu
parent
5f4dffb5e3
commit
7531e0ead0
@ -1,6 +1,6 @@
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[*]
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charset = utf-8
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indent_size = 4
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indent_size = 2
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indent_style = space
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insert_final_newline = true
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trim_trailing_whitespace = true
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@ -4,105 +4,70 @@ import java.util.Arrays;
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import java.util.List;
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class GildedRose {
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public static final String AGED_BRIE = "Aged Brie";
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public static final String SULFURAS = "Sulfuras, Hand of Ragnaros";
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public static final String BACKSTAGE_PASSES = "Backstage passes to a TAFKAL80ETC concert";
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public static final String AGED_BRIE = "Aged Brie";
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public static final String SULFURAS = "Sulfuras, Hand of Ragnaros";
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public static final String BACKSTAGE_PASSES = "Backstage passes to a TAFKAL80ETC concert";
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final List<Item> items;
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final List<Item> items;
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public GildedRose(Item[] items) {
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this.items = Arrays.asList(items);
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public GildedRose(Item[] items) {
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this.items = Arrays.asList(items);
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}
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public void updateQuality() {
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items.forEach(GildedRose::handleDay);
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}
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private static void handleDay(Item item) {
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switch (item.name) {
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case AGED_BRIE:
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handleAgedBrie(item);
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return;
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case SULFURAS:
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handleSulfuras(item);
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return;
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case BACKSTAGE_PASSES:
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handleBackstagePasses(item);
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return;
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default:
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handleGenericItem(item);
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}
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}
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public void updateQuality() {
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items.forEach(GildedRose::handleDay);
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private static void handleGenericItem(Item item) {
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if (item.quality == 0) {
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return;
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}
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private static void handleDay(Item item) {
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switch (item.name) {
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case AGED_BRIE:
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handleAgedBrie(item);
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return;
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case SULFURAS:
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handleSulfuras(item);
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return;
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case BACKSTAGE_PASSES:
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handleBackstagePasses(item);
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return;
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}
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if (!item.name.equals(AGED_BRIE)
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&& !item.name.equals(BACKSTAGE_PASSES)) {
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if (item.quality > 0) {
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if (!item.name.equals(SULFURAS)) {
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item.quality = item.quality - 1;
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}
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}
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} else {
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if (item.quality < 50) {
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item.quality = item.quality + 1;
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if (item.name.equals(BACKSTAGE_PASSES)) {
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if (item.sellIn < 11) {
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if (item.quality < 50) {
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item.quality = item.quality + 1;
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}
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}
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if (item.sellIn < 6) {
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if (item.quality < 50) {
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item.quality = item.quality + 1;
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}
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}
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}
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}
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}
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if (!item.name.equals(SULFURAS)) {
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item.sellIn = item.sellIn - 1;
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}
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if (item.sellIn < 0) {
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if (!item.name.equals(AGED_BRIE)) {
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if (!item.name.equals(BACKSTAGE_PASSES)) {
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if (item.quality > 0) {
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if (!item.name.equals(SULFURAS)) {
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item.quality = item.quality - 1;
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}
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}
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} else {
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item.quality = item.quality - item.quality;
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}
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} else {
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if (item.quality < 50) {
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item.quality = item.quality + 1;
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}
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}
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}
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item.sellIn -= 1;
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if (item.sellIn <= 0) {
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item.quality -= 1;
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}
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item.quality -= 1;
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}
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private static void handleBackstagePasses(Item item) {
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// todo: make it so these items can't be initialized with over 50
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if (item.quality == 50) {
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return;
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}
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if (item.sellIn == 0) {
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item.quality = 0;
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} else if (item.sellIn <= 5) {
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item.quality += 3;
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} else if (item.sellIn <= 10) {
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item.quality += 2;
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}
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item.sellIn -= 1;
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private static void handleBackstagePasses(Item item) {
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// todo: make it so these items can't be initialized with over 50
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if (item.quality == 50) {
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return;
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}
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private static void handleSulfuras(Item item) {
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if (item.sellIn == 0) {
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item.quality = 0;
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} else if (item.sellIn <= 5) {
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item.quality += 3;
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} else if (item.sellIn <= 10) {
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item.quality += 2;
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}
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item.sellIn -= 1;
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}
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private static void handleAgedBrie(Item item) {
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if (item.quality != 50) {
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item.quality += 1;
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}
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item.sellIn -= 1;
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private static void handleSulfuras(Item item) {
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}
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private static void handleAgedBrie(Item item) {
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if (item.quality != 50) {
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item.quality += 1;
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}
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item.sellIn -= 1;
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}
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}
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@ -5,230 +5,231 @@ import org.junit.jupiter.api.Test;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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class GildedRoseTest {
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private static final int SULFURAS_QUALITY = 80;
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@Test
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public void agedBrieIncreasesInQualityByOneEachDay() {
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Item[] items = new Item[] { new Item(GildedRose.AGED_BRIE, 2, 0) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 1);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 2);
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}
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private static final int SULFURAS_QUALITY = 80;
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@Test
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public void sulfurasSellInDateNeverChanges() {
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int sellIn = 10;
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Item[] items = new Item[] { new Item(GildedRose.SULFURAS, sellIn, SULFURAS_QUALITY) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, sellIn);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, sellIn);
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}
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@Test
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public void agedBrieIncreasesInQualityByOneEachDay() {
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Item[] items = new Item[]{new Item(GildedRose.AGED_BRIE, 2, 0)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 1);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 2);
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}
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@Test
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public void sulfurasValueNeverChanges() {
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Item[] items = new Item[] { new Item(GildedRose.SULFURAS, 10, SULFURAS_QUALITY) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, SULFURAS_QUALITY);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, SULFURAS_QUALITY);
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}
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@Test
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public void sulfurasSellInDateNeverChanges() {
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int sellIn = 10;
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Item[] items = new Item[]{new Item(GildedRose.SULFURAS, sellIn, SULFURAS_QUALITY)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, sellIn);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, sellIn);
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}
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@Test
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public void sulfurasValueIsAlways80() {
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Item[] items = new Item[] { new Item(GildedRose.SULFURAS, 10, SULFURAS_QUALITY) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, SULFURAS_QUALITY);
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}
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@Test
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public void sulfurasValueNeverChanges() {
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Item[] items = new Item[]{new Item(GildedRose.SULFURAS, 10, SULFURAS_QUALITY)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, SULFURAS_QUALITY);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, SULFURAS_QUALITY);
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}
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@Test
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public void backstagePassesQualityIncreasesByTwoWhenThereAreTenDaysOrLessBeforeTheConcert() {
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int quality = 0;
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Item[] items = new Item[] { new Item(GildedRose.BACKSTAGE_PASSES, 10, quality) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 2);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 4);
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}
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@Test
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public void sulfurasValueIsAlways80() {
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Item[] items = new Item[]{new Item(GildedRose.SULFURAS, 10, SULFURAS_QUALITY)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, SULFURAS_QUALITY);
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}
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@Test
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public void backstagePassesQualityIncreasesByThreeWhenThereAreFiveDaysOrLessBeforeTheConcert() {
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int quality = 0;
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Item[] items = new Item[] { new Item(GildedRose.BACKSTAGE_PASSES, 5, quality) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 3);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 6);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 9);
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}
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@Test
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public void backstagePassesQualityIncreasesByTwoWhenThereAreTenDaysOrLessBeforeTheConcert() {
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int quality = 0;
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Item[] items = new Item[]{new Item(GildedRose.BACKSTAGE_PASSES, 10, quality)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 2);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 4);
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}
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@Test
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public void backstagePassesQualityDropsToZeroAfterTheConcert() {
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int quality = 10;
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Item[] items = new Item[] { new Item(GildedRose.BACKSTAGE_PASSES, 1, quality) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 13);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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}
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@Test
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public void backstagePassesQualityIncreasesByThreeWhenThereAreFiveDaysOrLessBeforeTheConcert() {
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int quality = 0;
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Item[] items = new Item[]{new Item(GildedRose.BACKSTAGE_PASSES, 5, quality)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 3);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 6);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 9);
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}
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@Test
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public void qualityIsNeverNegative() {
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// todo: should add a similar case for conjured
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int quality = 1;
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Item[] items = new Item[] { new Item("generic item", 5, quality) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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}
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@Test
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public void backstagePassesQualityDropsToZeroAfterTheConcert() {
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int quality = 10;
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Item[] items = new Item[]{new Item(GildedRose.BACKSTAGE_PASSES, 1, quality)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 13);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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}
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@Test
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public void qualityIsNeverOverFiftyForAgedBrie() {
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Item[] items = new Item[] { new Item(GildedRose.AGED_BRIE, 5, 50) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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}
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@Test
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public void qualityIsNeverNegativeForGenericItems() {
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// todo: should add a similar case for conjured
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int quality = 1;
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Item[] items = new Item[]{new Item("generic item", 5, quality)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 0);
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}
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@Test
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public void qualityIsNeverOverFiftyForBackstagePasses() {
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Item[] items = new Item[] { new Item(GildedRose.BACKSTAGE_PASSES, 5, 50) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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}
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@Test
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public void qualityIsNeverOverFiftyForAgedBrie() {
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Item[] items = new Item[]{new Item(GildedRose.AGED_BRIE, 5, 50)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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}
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@Test
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public void qualityDecreasesByOneEachDayForGenericItems() {
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Item[] items = new Item[] { new Item("generic item", 5, 5) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 4);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 3);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 2);
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}
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@Test
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public void qualityIsNeverOverFiftyForBackstagePasses() {
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Item[] items = new Item[]{new Item(GildedRose.BACKSTAGE_PASSES, 5, 50)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 50);
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}
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@Test
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public void qualityDecreasesByTwoEachDayForGenericItemsAfterSellInDate() {
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Item[] items = new Item[] { new Item("generic item", 1, 6) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 5);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 3);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 1);
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}
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@Test
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public void qualityDecreasesByOneEachDayForGenericItems() {
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Item[] items = new Item[]{new Item("generic item", 5, 5)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 4);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 3);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 2);
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}
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@Test
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public void sellInDateDecreasesByOneEachDayForAgedBrie() {
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Item[] items = new Item[] { new Item(GildedRose.AGED_BRIE, 5, 1) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, 4);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, 3);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, 2);
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}
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@Test
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public void qualityDecreasesByTwoEachDayForGenericItemsAfterSellInDate() {
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Item[] items = new Item[]{new Item("generic item", 1, 6)};
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 5);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 3);
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app.updateQuality();
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assertEquals(app.items.get(0).quality, 1);
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}
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@Test
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public void sellInDateDecreasesByOneEachDayForBackstagePasses() {
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Item[] items = new Item[] { new Item(GildedRose.BACKSTAGE_PASSES, 5, 1) };
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GildedRose app = new GildedRose(items);
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app.updateQuality();
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assertEquals(app.items.get(0).sellIn, 4);
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||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 3);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 2);
|
||||
}
|
||||
@Test
|
||||
public void sellInDateDecreasesByOneEachDayForAgedBrie() {
|
||||
Item[] items = new Item[]{new Item(GildedRose.AGED_BRIE, 5, 1)};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 4);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 3);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 2);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void sellInDateDecreasesByOneEachDayForGenericItems() {
|
||||
Item[] items = new Item[] { new Item("generic item", 5, 1) };
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 4);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 3);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 2);
|
||||
}
|
||||
@Test
|
||||
public void sellInDateDecreasesByOneEachDayForBackstagePasses() {
|
||||
Item[] items = new Item[]{new Item(GildedRose.BACKSTAGE_PASSES, 5, 1)};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 4);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 3);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 2);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void sellInDateCanBeNegativeForGenericItems() {
|
||||
Item[] items = new Item[] { new Item("generic item", 1, 1) };
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 0);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -1);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -2);
|
||||
}
|
||||
@Test
|
||||
public void sellInDateDecreasesByOneEachDayForGenericItems() {
|
||||
Item[] items = new Item[]{new Item("generic item", 5, 1)};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 4);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 3);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 2);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void sellInDateCanBeNegativeForAgedBrie() {
|
||||
Item[] items = new Item[] { new Item(GildedRose.AGED_BRIE, 1, 1) };
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 0);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -1);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -2);
|
||||
}
|
||||
@Test
|
||||
public void sellInDateCanBeNegativeForGenericItems() {
|
||||
Item[] items = new Item[]{new Item("generic item", 1, 1)};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 0);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -1);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -2);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void sellInDateCanBeNegativeForBackStagePasses() {
|
||||
Item[] items = new Item[] { new Item(GildedRose.BACKSTAGE_PASSES, 1, 1) };
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 0);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -1);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -2);
|
||||
}
|
||||
@Test
|
||||
public void sellInDateCanBeNegativeForAgedBrie() {
|
||||
Item[] items = new Item[]{new Item(GildedRose.AGED_BRIE, 1, 1)};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 0);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -1);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -2);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void itUpdatesAllItemsPassedIn() {
|
||||
Item[] items = new Item[] {
|
||||
new Item("generic item 1", 5, 5),
|
||||
new Item("generic item 2", 5, 10)
|
||||
};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).quality, 4);
|
||||
assertEquals(app.items.get(1).quality, 9);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).quality, 3);
|
||||
assertEquals(app.items.get(1).quality, 8);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).quality, 2);
|
||||
assertEquals(app.items.get(1).quality, 7);
|
||||
}
|
||||
@Test
|
||||
public void sellInDateCanBeNegativeForBackStagePasses() {
|
||||
Item[] items = new Item[]{new Item(GildedRose.BACKSTAGE_PASSES, 1, 1)};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, 0);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -1);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).sellIn, -2);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void itUpdatesAllItemsPassedIn() {
|
||||
Item[] items = new Item[]{
|
||||
new Item("generic item 1", 5, 5),
|
||||
new Item("generic item 2", 5, 10)
|
||||
};
|
||||
GildedRose app = new GildedRose(items);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).quality, 4);
|
||||
assertEquals(app.items.get(1).quality, 9);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).quality, 3);
|
||||
assertEquals(app.items.get(1).quality, 8);
|
||||
app.updateQuality();
|
||||
assertEquals(app.items.get(0).quality, 2);
|
||||
assertEquals(app.items.get(1).quality, 7);
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user