Remove Ember global, fix lint

.eslintrc.js

@@ -20,12 +20,9 @@ module.exports = {
     browser: true,
   },
   rules: {
-    'ember/no-actions-hash': 'off',
     'ember/no-classic-classes': 'off',
     'ember/no-classic-components': 'off',
     'ember/no-component-lifecycle-hooks': 'off',
-    'ember/no-ember-testing-in-module-scope': 'off',
-    'ember/require-tagless-components': 'off',
   },
   overrides: [
     // node files

addon/components/ember-scrollable.js

@@ -1,5 +1,5 @@
-import Ember from 'ember';
 import { action } from '@ember/object';
+import { getOwner } from '@ember/application';
 import { isPresent } from '@ember/utils';
 import { inject as service } from '@ember/service';
 import { bind, scheduleOnce, debounce, throttle } from '@ember/runloop';
@@ -11,7 +11,6 @@ import { getHeight, getWidth } from '../util/measurements';
 import classic from 'ember-classic-decorator';
 import { layout, tagName } from '@ember-decorators/component';
 
-const hideDelay = Ember.testing ? 16 : 1000;
 const PAGE_JUMP_MULTIPLE = 7 / 8;
 
 export const THROTTLE_TIME_LESS_THAN_60_FPS_IN_MS = 1; // 60 fps -> 1 sec / 60 = 16ms
@@ -107,6 +106,13 @@ export default class EmberScrollableComponent extends Component {
 
   @tracked showHandle = false;
 
+  init() {
+    super.init(...arguments);
+
+    const config = getOwner(this).resolveRegistration('config:environment');
+    this.hideDelay = config.environment === 'test' ? 16 : 1000;
+  }
+
   didReceiveAttrs() {
     super.didReceiveAttrs(...arguments);
 
@@ -409,7 +415,7 @@ export default class EmberScrollableComponent extends Component {
       return;
     }
 
-    debounce(this, this.hideScrollbar, hideDelay);
+    debounce(this, this.hideScrollbar, this.hideDelay);
   }
 
   @action

tests/dummy/app/controllers/index.js

@@ -1,15 +1,19 @@
-/* eslint no-console: 0 */
+/* eslint-disable no-console */
 
 import Controller from '@ember/controller';
+import { action } from '@ember/object';
+import { tracked } from '@glimmer/tracking';
 
-export default Controller.extend({
-  isShort: true,
-  actions: {
-    log(message) {
-      console.log(message);
-    },
-    toggleHeight() {
-      this.toggleProperty('isShort');
-    },
-  },
-});
+export default class IndexController extends Controller {
+  @tracked isShort = true;
+
+  @action
+  log(message) {
+    console.log(message);
+  }
+
+  @action
+  toggleHeight() {
+    this.isShort = !this.isShort;
+  }
+}