commit 60b3fd63f2eee88bd8d2bc541660595fa41ac15b
Author: Joel Pittet <joel@pittet.ca>
Date:   Mon Aug 17 18:02:02 2015 -0700

    escaped

diff --git a/core/modules/filter/src/Tests/FilterAdminTest.php b/core/modules/filter/src/Tests/FilterAdminTest.php
index edeb7be..16a4635 100644
--- a/core/modules/filter/src/Tests/FilterAdminTest.php
+++ b/core/modules/filter/src/Tests/FilterAdminTest.php
@@ -312,7 +312,7 @@ function testFilterAdmin() {
     $edit['body[0][format]'] = $plain;
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
     $this->drupalGet('node/' . $node->id());
-    $this->assertText(Html::escape($text), 'The "Plain text" text format escapes all HTML tags.');
+    $this->assertEscaped($text, 'The "Plain text" text format escapes all HTML tags.');
     $this->config('filter.settings')
       ->set('always_show_fallback_choice', FALSE)
       ->save();