26 lines
724 B
Kotlin
26 lines
724 B
Kotlin
import io.kotest.core.spec.style.DescribeSpec
|
|
import io.kotest.matchers.equals.shouldBeEqual
|
|
import org.openrndr.extra.gradientdescent.dot
|
|
|
|
|
|
class TestDot : DescribeSpec({
|
|
describe("some vectors") {
|
|
val a = doubleArrayOf(10.0)
|
|
val b = doubleArrayOf(4.0)
|
|
dot(a, b).shouldBeEqual(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].shouldBeEqual(10.0)
|
|
}
|
|
|
|
describe("another matrix and a vector") {
|
|
val a = arrayOf(doubleArrayOf(1.0))
|
|
val b = doubleArrayOf(19.99999999995339)
|
|
val d = dot(a, b)
|
|
d[0].shouldBeEqual(19.99999999995339)
|
|
}
|
|
}) |