import { RangeWithDefault } from "./range-with-default"; describe("RangeWithDefault", () => { describe("constructor", () => { it("should throw an error when min is greater than max", () => { expect(() => new RangeWithDefault(10, 5, 0)).toThrowError("10 is greater than 5."); }); it("should throw an error when default value is not in range", () => { expect(() => new RangeWithDefault(0, 10, 20)).toThrowError("Default value is not in range."); }); }); describe("inRange", () => { it("should return true when in range", () => { const range = new RangeWithDefault(0, 10, 5); expect(range.inRange(5)).toBe(true); }); it("should return false when not in range", () => { const range = new RangeWithDefault(5, 10, 7); expect(range.inRange(1)).toBe(false); expect(range.inRange(20)).toBe(false); }); }); });