zemen/test/formating.test.js

Ethiopian calender library

const Zemen = require("../zemen");
const Formatter = require("../src/formating");

const zare = new Zemen("2009-12-27");
const day2 = new Zemen("2009-1-1");

describe("Zemen Formating", () => {
  describe("Default & ISO8601", () => {
    (() => {
      const expected = "2009-12-27";
      it(`Default Formating should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format();
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const expected = "2009-12-27";
      it(`ISO8601 Formating should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format();
        expect(actual).toEqual(expected);
      });
    })();
  });

  describe("Year Patterns", () => {
    (() => {
      const pattern = "Y";
      const expected = "2009";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "YY";
      const expected = "09";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "YYY";
      const expected = "092009";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "YYYY";
      const expected = "2009";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "YYYYY";
      const expected = "20092009";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "YY";
      const expected = "09";
      it(`${pattern} should format ${day2.toString()} as ${expected}`, () => {
        const actual = day2.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
  });

  describe("Month Patterns", () => {
    (() => {
      const pattern = "M";
      const expected = "12";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "MM";
      const expected = "12";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "MMM";
      const expected = "ነሐሴ";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "MMMM";
      const expected = "ነሐሴ";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "MMMMM";
      const expected = "ነሐሴ12";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "MM";
      const expected = "01";
      it(`${pattern} should format ${day2.toString()} as ${expected}`, () => {
        const actual = day2.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
  });

  describe("Day Patterns", () => {
    (() => {
      const pattern = "D";
      const expected = "27";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "DD";
      const expected = "27";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "DDD";
      const expected = "ቅዳሜ";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "d";
      const expected = "ቅዳሜ";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "DDDDD";
      const expected = "ቅዳሜ27";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "DD";
      const expected = "01";
      it(`${pattern} should format ${day2.toString()} as ${expected}`, () => {
        const actual = day2.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
  });

  describe("Mixed", () => {
    (() => {
      const pattern = "d MMM/DD/YYYY";
      const expected = "ቅዳሜ ነሐሴ/27/2009";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "d ፣ MMM DD ቀን YYYY E";
      const expected = "ቅዳሜ ፣ ነሐሴ 27 ቀን 2009 ዓ.ም";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
    (() => {
      const pattern = "e";
      const expected = "6";
      it(`${pattern} should format ${zare.toString()} as ${expected}`, () => {
        const actual = zare.format(pattern);
        expect(actual).toEqual(expected);
      });
    })();
  });

  describe("Exceptions", () => {
    it(`Formatter should return empty string if date is  undefined `, () => {
      const actual = Formatter.format(null);
      expect(actual).toBe("");
    });
  });
});