| /** |
| * Copyright (c) HashiCorp, Inc. |
| * SPDX-License-Identifier: MPL-2.0 |
| */ |
| |
| import { module, test } from 'qunit'; |
| import { setupRenderingTest } from 'ember-qunit'; |
| import { addToArray } from '../../../helpers/add-to-array'; |
| |
| module('Integration | Helper | add-to-array', function (hooks) { |
| setupRenderingTest(hooks); |
| |
| test('it correctly adds a value to an array without mutating the original', function (assert) { |
| const ARRAY = ['horse', 'cow', 'chicken']; |
| const result = addToArray([ARRAY, 'pig']); |
| assert.deepEqual(result, [...ARRAY, 'pig'], 'Result has additional item'); |
| assert.deepEqual(ARRAY, ['horse', 'cow', 'chicken'], 'original array is not mutated'); |
| }); |
| |
| test('it fails if the first value is not an array', function (assert) { |
| let result; |
| try { |
| result = addToArray(['not-array', 'string']); |
| } catch (e) { |
| result = e.message; |
| } |
| assert.strictEqual(result, 'Assertion Failed: Value provided is not an array'); |
| }); |
| |
| test('it works with non-string arrays', function (assert) { |
| const ARRAY = ['five', 6, '7']; |
| const result = addToArray([ARRAY, 10]); |
| assert.deepEqual(result, ['five', 6, '7', 10], 'added number value'); |
| }); |
| |
| test('it de-dupes the result', function (assert) { |
| const ARRAY = ['horse', 'cow', 'chicken']; |
| const result = addToArray([ARRAY, 'horse']); |
| assert.deepEqual(result, ['horse', 'cow', 'chicken']); |
| }); |
| }); |