const test = require('tape');
const offset = require('./offset.js');

test('Testing offset', (t) => {
  //For more information on all the methods supported by tape
  //Please go to https://github.com/substack/tape
  t.true(typeof offset === 'function', 'offset is a Function');
  t.deepEqual(offset([1, 2, 3, 4, 5], 0), [1, 2, 3, 4, 5], 'Offset of 0 returns the same array.');
  t.deepEqual(offset([1, 2, 3, 4, 5], 2), [3, 4, 5, 1, 2], 'Offset > 0 returns the offsetted array.');
  t.deepEqual(offset([1, 2, 3, 4, 5], -2), [4, 5, 1, 2, 3], 'Offset < 0 returns the reverse offsetted array.');
  t.deepEqual(offset([1, 2, 3, 4, 5], 6),[1, 2, 3, 4, 5], 'Offset greater than the length of the array returns the same array.');
  t.deepEqual(offset([1, 2, 3, 4, 5], -6), [1, 2, 3, 4, 5], 'Offset less than the negative length of the array returns the same array.');
  t.deepEqual(offset([], 3), [], 'Offsetting empty array returns an empty array.');
  //t.deepEqual(offset(args..), 'Expected');
  //t.equal(offset(args..), 'Expected');
  //t.false(offset(args..), 'Expected');
  //t.throws(offset(args..), 'Expected');
  t.end();
});