jvmTest.TestDot.kt Maven / Gradle / Ivy
package org.openrndr.extra.gradientdescent
import org.amshove.kluent.`should be equal to`
import org.spekframework.spek2.Spek
import org.spekframework.spek2.style.specification.describe
object TestDot : Spek({
describe("some vectors") {
val a = doubleArrayOf(10.0)
val b = doubleArrayOf(4.0)
dot(a,b) `should be equal to` 40.0
}
describe("a matrix and a vector") {
val a = arrayOf(doubleArrayOf(10.0))
val b = doubleArrayOf(1.0)
val d = dot(a,b)
d[0] `should be equal to` 10.0
}
describe("a matrix and a vector") {
val a = arrayOf(doubleArrayOf(1.0))
val b = doubleArrayOf(19.99999999995339)
val d = dot(a,b)
d[0] `should be equal to` 19.99999999995339
}
})