import grade from '../grade';
import gradation from './canonical'; // Perhaps this should be part of `grade.test.js` instead.

describe('canonical gradation', function () {
  it('should grade correctly', function () {
    var test = function test(elapsed) {
      return grade(elapsed, null, ['second', 'minute', 'hour', 'day', 'month', 'year'], gradation);
    };

    expect(test(0)).to.be.undefined;
    expect(test(0.5).unit).to.equal('second');
    expect(test(0.5).factor).to.equal(1);
    expect(test(59.4).unit).to.equal('second');
    expect(test(59.4).factor).to.equal(1);
    expect(test(59.5).unit).to.equal('minute');
    expect(test(59.5).factor).to.equal(60);
    expect(test(59.5 * 60 - 1).unit).to.equal('minute');
    expect(test(59.5 * 60 - 1).factor).to.equal(60);
    expect(test(59.5 * 60).unit).to.equal('hour');
    expect(test(59.5 * 60).factor).to.equal(60 * 60);
  });
});
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