import { afterEach, beforeEach, describe, expect, test } from "bun:test";
import { formatCentsToCurrency, slugify } from "../src/scrapers/kijiji";

describe("Utility Functions", () => {
  describe("slugify", () => {
    test("should convert basic strings to slugs", () => {
      expect(slugify("Hello World")).toBe("hello-world");
      expect(slugify("iPhone 13 Pro")).toBe("iphone-13-pro");
    });

    test("should handle special characters", () => {
      expect(slugify("Café & Restaurant")).toBe("cafe-restaurant");
      expect(slugify("100% New")).toBe("100-new");
    });

    test("should handle empty and edge cases", () => {
      expect(slugify("")).toBe("");
      expect(slugify("   ")).toBe("-");
      expect(slugify("---")).toBe("-");
    });

    test("should preserve numbers and valid characters", () => {
      expect(slugify("iPhone 13")).toBe("iphone-13");
      expect(slugify("item123")).toBe("item123");
    });
  });

  describe("formatCentsToCurrency", () => {
    test("should format valid cent values", () => {
      expect(formatCentsToCurrency(100)).toBe("$1.00");
      expect(formatCentsToCurrency(1999)).toBe("$19.99");
      expect(formatCentsToCurrency(0)).toBe("$0.00");
    });

    test("should handle string inputs", () => {
      expect(formatCentsToCurrency("100")).toBe("$1.00");
      expect(formatCentsToCurrency("1999")).toBe("$19.99");
    });

    test("should handle null/undefined inputs", () => {
      expect(formatCentsToCurrency(null)).toBe("");
      expect(formatCentsToCurrency(undefined)).toBe("");
    });

    test("should handle invalid inputs", () => {
      expect(formatCentsToCurrency("invalid")).toBe("");
      expect(formatCentsToCurrency(Number.NaN)).toBe("");
    });

    test("should use en-US locale formatting", () => {
      expect(formatCentsToCurrency(123456)).toBe("$1,234.56");
    });
  });
});