Replaces integration tests with unit tests

tests/unit/utils/bind-data-test-attributes-test.js

@@ -1,5 +1,6 @@
 import { module, test } from 'qunit';
 import EmberObject, { computed } from '@ember/object';
+import config from 'dummy/config/environment';
 
 import bindDataTestAttributes from 'ember-test-selectors/utils/bind-data-test-attributes';
 
@@ -118,3 +119,30 @@ test('it skips if attributeBindings is a computed property', function(assert) {
 
   assert.deepEqual(instance.get('attributeBindings'), ['foo']);
 });
+
+if (!config.stripTestSelectors) {
+  test('it breaks if tagName is empty', function(assert) {
+    let Fixture = EmberObject.extend({
+      tagName: '',
+      'data-test-from-factory': 'foo',
+    });
+    let instance = Fixture.create({
+      'data-test-from-invocation': 'bar',
+    });
+
+    assert.throws(() => bindDataTestAttributes(instance));
+  });
+} else {
+  test('it does not break if tagName is empty and selectors are stripped', function(assert) {
+    let Fixture = EmberObject.extend({
+      tagName: '',
+      'data-test-from-factory': 'foo',
+    });
+    let instance = Fixture.create({
+      'data-test-from-invocation': 'bar',
+    });
+
+    bindDataTestAttributes(instance);
+    assert.ok(true);
+  });
+}