Better empty state copy

ui/tests/integration/components/empty-state-test.js

@@ -1,6 +1,6 @@
 import { module, test } from 'qunit';
 import { setupRenderingTest } from 'ember-qunit';
-import { render } from '@ember/test-helpers';
+import { render, find } from '@ember/test-helpers';
 import hbs from 'htmlbars-inline-precompile';
 
 module('Integration | Component | empty-state', function(hooks) {
@@ -16,11 +16,28 @@ module('Integration | Component | empty-state', function(hooks) {
 
     // Template block usage:
     await render(hbs`
-      {{#empty-state}}
-        template block text
+      {{#empty-state
+        title="Empty State Title"
+        message="This is the empty state message"
+      }}
+        Actions Link
       {{/empty-state}}
     `);
 
-    assert.equal(this.element.textContent.trim(), 'template block text');
+    assert.equal(
+      find('.empty-state-title').textContent.trim(),
+      'Empty State Title',
+      'renders empty state title'
+    );
+    assert.equal(
+      find('.empty-state-message').textContent.trim(),
+      'This is the empty state message',
+      'renders empty state message'
+    );
+    assert.equal(
+      find('.empty-state-actions').textContent.trim(),
+      'Actions Link',
+      'renders empty state actions'
+    );
   });
 });