import { expect, test } from "vitest"

import {
  linearRgbColorValueToXyzColorValue,
  xyzColorValueToLinearRgbColorValue,
} from "#Source/color/index.ts"

test("xyzColorValueToLinearRgbColorValue converts XYZ values to Linear RGB", () => {
  expect(
    xyzColorValueToLinearRgbColorValue({
      x: 0.333_784_22,
      y: 0.371_900_46,
      z: 0.621_726_04,
      alpha: 1,
    }),
  ).toEqual({ red: 0.2, green: 0.4, blue: 0.6, alpha: 1 })
})

test("linearRgbColorValueToXyzColorValue converts Linear RGB values to XYZ", () => {
  expect(linearRgbColorValueToXyzColorValue({ red: 0.2, green: 0.4, blue: 0.6, alpha: 1 })).toEqual(
    { x: 0.333_784, y: 0.371_9, z: 0.621_726, alpha: 1 },
  )

  expect(() =>
    linearRgbColorValueToXyzColorValue({ red: Number.NaN, green: 0.4, blue: 0.6, alpha: 1 }),
  ).toThrow(RangeError)
})