birthdays-test.js

var assert = require("chai").assert;
var {
  createBirthday,
  celebrateBirthday,
  countBirthdays,
} = require("./birthdays");

describe("Birthdays", function () {
  it("should create birthdays", function () {
    var leahBirthday = createBirthday("Leah", 2, 10);
    var christyBirthday = createBirthday("Christy", 3, 8);

    assert.equal(leahBirthday.name, "Leah");
    assert.equal(leahBirthday.month, 2);
    assert.deepEqual(leahBirthday.day, 10);

    assert.equal(christyBirthday.name, "Christy");
    assert.equal(christyBirthday.month, 3);
    assert.deepEqual(christyBirthday.day, 8);
  });

  it("should celebrate birthdays", function () {
    var alexBirthday = createBirthday("Alex", 5, 19);

    var celebrateAlex = celebrateBirthday(alexBirthday);

    assert.equal(celebrateAlex, "Today is 5/19! Happy birthday, Alex!");

    var heatherBirthday = createBirthday("Heather", 6, 29);

    var celebrateHeather = celebrateBirthday(heatherBirthday);

    assert.equal(celebrateHeather, "Today is 6/29! Happy birthday, Heather!");
  });

  it("should count how many birthdays are in a given month", function () {
    var leahBirthday = createBirthday("Leah", 2, 10);
    var christyBirthday = createBirthday("Christy", 3, 8);
    var alexBirthday = createBirthday("Alex", 5, 19);
    var noahBirthday = createBirthday("Noah", 2, 16);
    var birthdays = [leahBirthday, christyBirthday, alexBirthday, noahBirthday];

    var febCount = countBirthdays(birthdays, 2);
    var mayCount = countBirthdays(birthdays, 5);
    var decCount = countBirthdays(birthdays, 12);

    assert.equal(febCount, 2);
    assert.equal(mayCount, 1);
    assert.equal(decCount, 0);
  });
});