deleted used try catch instead of assert.throw

package.json

@@ -38,10 +38,8 @@
     "ember-cli-inject-live-reload": "^1.6.1",
     "ember-cli-qunit": "^4.0.0",
     "ember-cli-shims": "^1.1.0",
-    "ember-debug-handlers-polyfill": "^1.1.1",
     "ember-disable-prototype-extensions": "^1.1.2",
     "ember-load-initializers": "^1.0.0",
-    "ember-qunit-assert-helpers": "^0.2.1",
     "ember-resolver": "^4.3.0",
     "ember-source": "~3.2.0",
     "ember-source-channel-url": "^1.0.1",

tests/integration/bind-data-test-attributes-test.js

@@ -13,11 +13,14 @@ moduleForComponent(
 if (!config.stripTestSelectors) {
   test('It throws an error when a data-test-attribute is added on a tagless component', function(assert) {
     assert.expect(1);
-    assert.expectAssertion(() => {
+    try {
       this.render(
         hbs`{{data-test-component tagName='' data-test-attribute=true}}`
       );
-    });
+      assert.ok(false, 'this should not be called');
+    } catch (e) {
+      assert.ok(true, 'this is called');
+    }
   });
 } else {
   test('it doest not throw an error when stripTestSelectors is set to true in the config', function(assert) {