OpenSource/GildedRose-Refactoring-Kata
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Backstage passes are different.

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This commit is contained in:
Eric Jan Malotaux 2022-04-27 00:23:03 +02:00
parent ce81b8bb03
commit 383056ce50
1 changed files with 44 additions and 29 deletions
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73
Kotlin/src/test/kotlin/com/gildedrose/GildedRoseTest.kt
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@ -5,43 +5,34 @@ import org.junit.jupiter.api.Test
internal class GildedRoseTest { internal class GildedRoseTest {
val items = arrayOf( private val gildedRose = GildedRose(
Item("+5 Dexterity Vest", 10, 20), // arrayOf(
Item("Aged Brie", 2, 0), // Item("+5 Dexterity Vest", 10, 20), //
Item("Elixir of the Mongoose", 5, 7), // Item("Aged Brie", 2, 0), //
Item("Sulfuras, Hand of Ragnaros", 0, 80), // Item("Elixir of the Mongoose", 5, 7), //
Item("Sulfuras, Hand of Ragnaros", -1, 80), Item("Sulfuras, Hand of Ragnaros", 0, 80), //
Item("Backstage passes to a TAFKAL80ETC concert", 15, 20), Item("Sulfuras, Hand of Ragnaros", -1, 80),
Item("Backstage passes to a TAFKAL80ETC concert", 10, 49), Item("Backstage passes to a TAFKAL80ETC concert", 15, 20),
Item("Backstage passes to a TAFKAL80ETC concert", 5, 49), Item("Backstage passes to a TAFKAL80ETC concert", 10, 49),
// this conjured item does not work properly yet Item("Backstage passes to a TAFKAL80ETC concert", 5, 49),
Item("Conjured Mana Cake", 3, 6) // this conjured item does not work properly yet
Item("Conjured Mana Cake", 3, 6)
)
) )
@Test
fun foo() {
val items = arrayOf<Item>(Item("foo", 0, 0))
val app = GildedRose(items)
app.updateQuality()
assertEquals("foo", app.items[0].name)
}
@Test @Test
fun allItemsHaveASellInValue() { fun allItemsHaveASellInValue() {
items.forEach { gildedRose.items.forEach {
assertNotNull(it.sellIn) assertNotNull(it.sellIn)
} }
} }
private val gildedRose = GildedRose(items)
@Test @Test
fun qualityIsNeverNegative() { fun qualityIsNeverNegative() {
(items.map { it.sellIn }.maxOrNull()!! downTo -3).forEach { (gildedRose.items.map { it.sellIn }.maxOrNull()!! downTo -3).forEach {
gildedRose.updateQuality() gildedRose.updateQuality()
items.forEach { gildedRose.items.forEach {
assertTrue(it.quality >= 0, "The quality of an item is never negative") assertTrue(it.quality >= 0, "The quality of an item is never negative")
} }
} }
@ -49,10 +40,10 @@ internal class GildedRoseTest {
@Test @Test
fun qualityIsNeverMoreThanFifty() { fun qualityIsNeverMoreThanFifty() {
(items.map { it.sellIn }.maxOrNull()!! downTo -3).forEach { (gildedRose.items.map { it.sellIn }.maxOrNull()!! downTo -3).forEach {
gildedRose.updateQuality() gildedRose.updateQuality()
assertFalse( assertFalse(
items gildedRose.items
.filterNot { it.name.startsWith("Sulfuras") } .filterNot { it.name.startsWith("Sulfuras") }
.map { it.quality } .map { it.quality }
.maxOrNull()!! .maxOrNull()!!
@ -98,18 +89,20 @@ internal class GildedRoseTest {
@Test @Test
fun agedBrieIncreasesInQuality() { fun agedBrieIncreasesInQuality() {
items.first { it.name == "Aged Brie" }.also { agedBrie -> gildedRose.items.first { it.name == "Aged Brie" }.also { agedBrie ->
while (agedBrie.quality < 50) { while (agedBrie.quality < 50) {
val quality = agedBrie.quality val quality = agedBrie.quality
gildedRose.updateQuality() gildedRose.updateQuality()
assertTrue(agedBrie.quality > quality) assertTrue(agedBrie.quality > quality)
} }
gildedRose.updateQuality()
assertTrue(agedBrie.quality == 50)
} }
} }
@Test @Test
fun sulfurasNeverHasToBeSoldOrDecreasesInQuality() { fun sulfurasNeverHasToBeSoldOrDecreasesInQuality() {
val sulfuras = items.first { it.name.startsWith("Sulfuras") } val sulfuras = gildedRose.items.first { it.name.startsWith("Sulfuras") }
val quality = sulfuras.quality val quality = sulfuras.quality
val sellIn = sulfuras.sellIn val sellIn = sulfuras.sellIn
gildedRose.updateQuality() gildedRose.updateQuality()
@ -117,6 +110,28 @@ internal class GildedRoseTest {
assertEquals(sellIn, sulfuras.sellIn) assertEquals(sellIn, sulfuras.sellIn)
} }
@Test
fun backstagePassesAreDifferent() {
val backstage = gildedRose.items.first { it.name.startsWith("Backstage") }
while (backstage.sellIn > 10) {
val quality = backstage.quality
gildedRose.updateQuality()
assertEquals(quality + 1, backstage.quality)
}
while (backstage.sellIn > 5) {
val quality = backstage.quality
gildedRose.updateQuality()
assertEquals(quality + 2, backstage.quality)
}
while (backstage.sellIn > 0) {
val quality = backstage.quality
gildedRose.updateQuality()
assertEquals(quality + 3, backstage.quality)
}
gildedRose.updateQuality()
assertEquals(-1, backstage.sellIn)
assertEquals(0, backstage.quality)
}
} }