/* global describe, it */

var fs = require('fs');

var expect = require('chai').expect;

var dirname = __dirname + '/../../solutions/javascript/flatten-array';

// Load all the solutions from the test directory.

var solutions = fs.readdirSync(dirname).filter(function (file) {

return /\.js$/.test(file);

}).map(function (file) {

return [file.replace(/\.js$/, ''), require(dirname + '/' + file)];

});

describe('flatten-array', function () {

solutions.forEach(function (solution) {

var flatten = solution[1];

describe(solution[0], function () {

it('should flatten an array', function () {

expect(flatten([1, [2, [3], 2], 1])).to.deep.equal([1, 2, 3, 2, 1]);

});

});

});

});