lm-tecniche-di-programmazione/src/test/kotlin/it/norangeb/algorithms/exercises/PrefixAverageTest.kt

70 lines
2.1 KiB
Kotlin

/*
* MIT License
*
* Copyright (c) 2019 norangebit
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
package it.norangeb.algorithms.exercises
import org.amshove.kluent.`should equal`
import org.junit.jupiter.api.Test
class PrefixAverageTest {
@Test
fun testNominalCase() {
val arrayIn = intArrayOf(21, 23, 25, 31, 20, 18, 16)
val arrayOut = PrefixAverage.prefixAverage(arrayIn)
arrayOut `should equal` intArrayOf(
21, 22, 23, 25, 24, 23, 22
)
}
@Test
fun testEmptyArray() {
val arrayIn = intArrayOf()
val arrayOut = PrefixAverage.prefixAverage(arrayIn)
arrayOut `should equal` intArrayOf()
}
@Test
fun testOneElementArray() {
val arrayIn = intArrayOf(25)
val arrayOut = PrefixAverage.prefixAverage(arrayIn)
arrayOut `should equal` intArrayOf(25)
}
@Test
fun testAlwaysSameElementArray() {
val arrayIn = intArrayOf(21, 21, 21, 21, 21)
val arrayOut = PrefixAverage.prefixAverage(arrayIn)
arrayOut `should equal` intArrayOf(21, 21, 21, 21, 21)
}
}