@applicaster/zapp-react-native-utils/transform/__tests__/transform.test.js

Applicaster Zapp React Native utilities package

import { transformColorCode } from "../";

describe("transformColorCode", () => {
  it("fixes the color code", () => {
    expect(transformColorCode("#AA000000")).toBe("#000000AA");
  });

  it("should transform alpha channel to the end", () => {
    const colorHex = "#AARRGGBB";
    const expected = "#RRGGBBAA";

    const result = transformColorCode(colorHex);

    expect(result).toEqual(expected);
  });

  it("fixes the color code", () => {
    expect(transformColorCode("rgba(0,18,63,0.25)")).toEqual(
      "rgba(0,18,63,0.25)"
    );
  });

  it("fixes the color code", () => {
    expect(transformColorCode(undefined)).toBeUndefined();
  });

  it("should not transform six digit colors", () => {
    const colorHex = "#RRGGBB";
    const expected = "#RRGGBB";

    const result = transformColorCode(colorHex);

    expect(result).toEqual(expected);
  });

  it("should not transform named color ", () => {
    const colorHex = "red";
    const expected = "red";

    const result = transformColorCode(colorHex);

    expect(result).toEqual(expected);
  });

  it("should not transform 3 digit colors #FD0 ", () => {
    const colorHex = "#FD0";
    const expected = "#FD0";

    const result = transformColorCode(colorHex);

    expect(result).toEqual(expected);
  });

  it("should return undefined when input is undefined", () => {
    const colorHex = undefined;
    const expected = undefined;

    const result = transformColorCode(colorHex);

    expect(result).toBe(expected);
  });
});