import assert from 'assert';
import toUpper from '../toUpper.js';

describe('toUpper', function() {
  it('should convert whole string to upper case', function() {
    assert.deepStrictEqual(toUpper('--Foo-Bar'), '--FOO-BAR');
    assert.deepStrictEqual(toUpper('fooBar'), 'FOOBAR');
    assert.deepStrictEqual(toUpper('__FOO_BAR__'), '__FOO_BAR__');
  });
});