lm-tecniche-di-programmazione/src/test/kotlin/it/norangeb/algorithms/exam/EquationsTest.kt

56 lines
2.0 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.exam
import org.amshove.kluent.`should be equal to`
import org.spekframework.spek2.Spek
import org.spekframework.spek2.style.gherkin.Feature
object EquationsTest : Spek({
Feature("equations") {
Scenario("equations") {
val calculator by memoized { Equations }
var result: Double = 0.0
When("compute 2 + 3 * ( 3 - 1 )") {
result = calculator.compute("( 2 + ( 3 * ( 3 - 1 ) ) )")
}
Then("result should equal 8") {
result `should be equal to` 8.0
}
When("compute (((1 + 2) * (2 + 3)) + 1) * ( 3 - 1 )") {
result = calculator.compute("( ( ( ( 1 + 2 ) * ( 2 + 3 ) ) + 1 ) * ( 3 - 1 ) )")
}
Then("result should equal 32") {
result `should be equal to` 32.0
}
}
}
})