@etsoo/shared/__tests__/ColorUtils.ts

TypeScript shared utilities and functions

import { EColor } from "../src/types/EColor";
import { ColorUtils } from "../src/ColorUtils";

test("Tests for format", () => {
  expect(EColor.format("transparent")).toBe("transparent");
  expect(EColor.format("RED")).toBe("red");
  expect(EColor.format("RGB(226, 24, 33)", true)).toBe("#e21821");
  expect(EColor.format("RGB(226, 24, 33)")).toBe("RGB(226, 24, 33)");
});

test("Tests for parse", () => {
  // Arrange & act
  const colorShort = EColor.parse("#000");
  const color = EColor.parse("#e21821");
  const colorRgb = EColor.parse("RGB(226, 24, 33)");

  // Assert
  expect(colorShort?.toRGBColor()).toBe("RGB(0, 0, 0)");
  expect(color?.toRGBColor()).toBe("RGB(226, 24, 33)");
  expect(colorRgb?.toHEXColor()).toBe("#e21821");
});

test("Tests for getColors", () => {
  const colors = ColorUtils.getColors(undefined, 128);
  expect(colors.length).toBe(8);
});

test("Tests for toRGBColor", () => {
  const color = new EColor(0, 0, 0);
  expect(color.toRGBColor()).toBe("RGB(0, 0, 0)");
  expect(color.toRGBColor(0.1)).toBe("RGBA(0, 0, 0, 0.1)");
  expect(color.alpha).toBeUndefined();
});