Fix test-support export & remove deprecated code

ember-power-select/package.json

@@ -169,7 +169,6 @@
       "./helpers/ember-power-select-is-group.js": "./dist/_app_/helpers/ember-power-select-is-group.js",
       "./helpers/ember-power-select-is-selected.js": "./dist/_app_/helpers/ember-power-select-is-selected.js",
       "./test-support/helpers.js": "./dist/_app_/test-support/helpers.js",
-      "./test-support/index.js": "./dist/_app_/test-support/index.js",
       "./utils/computed-fallback-if-undefined.js": "./dist/_app_/utils/computed-fallback-if-undefined.js",
       "./utils/group-utils.js": "./dist/_app_/utils/group-utils.js"
     }

ember-power-select/src/test-support/helpers.js

@@ -1,18 +1,9 @@
-import { deprecate } from '@ember/debug';
-import { registerAsyncHelper } from '@ember/test';
 import {
   click,
   fillIn,
   triggerKeyEvent,
   triggerEvent,
 } from '@ember/test-helpers';
-import {
-  selectChoose as _selectChoose,
-  selectSearch as _selectSearch,
-  removeMultipleOption as _removeMultipleOption,
-  clearSelected as _clearSelected,
-  getDropdownItems as _getDropdownItems,
-} from './index';
 /**
  * @private
  * @param {String} selector CSS3 selector of the elements to check the content
@@ -75,86 +66,3 @@ export async function nativeTouch(selectorOrDomElement) {
 export async function touchTrigger() {
   return nativeTouch('.ember-power-select-trigger');
 }
-
-export async function selectChoose(
-  cssPathOrTrigger,
-  valueOrSelector,
-  optionIndex,
-) {
-  return _selectChoose(cssPathOrTrigger, valueOrSelector, optionIndex);
-}
-
-/* *
- * @param {String} selector CSS3 selector of the elements to check the content
- * @returns {Array} returns all the elements present in the dropdown
- *
- * Usage in tests:
- * let options = await getDropdownItems('.ember-power-select-trigger');
- * assert.deepEqual(options, [1, 2, 3]);
- * */
-export async function getDropdownItems(cssPathOrTrigger) {
-  return _getDropdownItems(cssPathOrTrigger);
-}
-
-export async function selectSearch(cssPathOrTrigger, value) {
-  return _selectSearch(cssPathOrTrigger, value);
-}
-
-export async function removeMultipleOption(cssPath, value) {
-  return _removeMultipleOption(cssPath, value);
-}
-
-export async function clearSelected(cssPath) {
-  return _clearSelected(cssPath);
-}
-
-// Helpers for acceptance tests
-export default function () {
-  registerAsyncHelper(
-    'selectChoose',
-    function (_, cssPathOrTrigger, valueOrSelector, optionIndex) {
-      deprecate(
-        'Using the implicit global async helper `selectChoose` is deprecated. Please, import it explicitly with `import { selectChoose } from "ember-power-select/test-support"`',
-        true,
-        { id: 'ember-power-select-global-select-choose', until: '2.0.0' },
-      );
-      return _selectChoose(cssPathOrTrigger, valueOrSelector, optionIndex);
-    },
-  );
-
-  registerAsyncHelper(
-    'selectSearch',
-    async function (app, cssPathOrTrigger, value) {
-      deprecate(
-        'Using the implicit global async helper `selectSearch` is deprecated. Please, import it explicitly with `import { selectSearch } from "ember-power-select/test-support"`',
-        true,
-        { id: 'ember-power-select-global-select-search', until: '2.0.0' },
-      );
-      return _selectSearch(cssPathOrTrigger, value);
-    },
-  );
-
-  registerAsyncHelper(
-    'removeMultipleOption',
-    async function (app, cssPath, value) {
-      deprecate(
-        'Using the implicit global async helper `removeMultipleOption` is deprecated. Please, import it explicitly with `import { removeMultipleOption } from "ember-power-select/test-support"`',
-        true,
-        {
-          id: 'ember-power-select-global-remove-multiple-option',
-          until: '2.0.0',
-        },
-      );
-      return _removeMultipleOption(cssPath, value);
-    },
-  );
-
-  registerAsyncHelper('clearSelected', async function (app, cssPath) {
-    deprecate(
-      'Using the implicit global async helper `clearSelected` is deprecated. Please, import it explicitly with `import { clearSelected } from "ember-power-select/test-support"`',
-      true,
-      { id: 'ember-power-select-global-clear-selected', until: '2.0.0' },
-    );
-    return _clearSelected(cssPath);
-  });
-}

test-app/tests/acceptance/helpers-test.js

@@ -6,7 +6,7 @@ import {
   selectSearch,
   removeMultipleOption,
   clearSelected,
-} from 'ember-power-select/test-support/helpers';
+} from 'ember-power-select/test-support';
 
 module('Acceptance | helpers | selectChoose', function (hooks) {
   setupApplicationTest(hooks);

test-app/tests/integration/components/power-select/helpers-test.js

@@ -5,7 +5,7 @@ import { hbs } from 'ember-cli-htmlbars';
 import {
   selectChoose,
   getDropdownItems,
-} from 'ember-power-select/test-support/helpers';
+} from 'ember-power-select/test-support';
 import { numbers } from '../constants';
 
 module('Integration | Helpers | selectChoose', function (hooks) {