Issue #2021075 by rszrama: Fixed TermTest.php testing false positive.

core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php

@@ -349,8 +349,9 @@ function testTermInterface() {
     $this->drupalGet('taxonomy/term/' . $term->id() . '/feed');
 
     // Check that the term edit page does not try to interpret additional path
-    // components as arguments for taxonomy_term_form().
+    // components as arguments for entity_get_form().
     $this->drupalGet('taxonomy/term/' . $term->id() . '/edit/' . $this->randomName());
+    $this->assertResponse(200, 'The taxonomy term edit menu item ensured appropriate arguments were passed to its page callback.');
 
     // Delete the term.
     $this->drupalPost('taxonomy/term/' . $term->id() . '/edit', array(), t('Delete'));

core/modules/taxonomy/taxonomy.module

@@ -265,9 +265,7 @@ function taxonomy_menu() {
   $items['taxonomy/term/%taxonomy_term/edit'] = array(
     'title' => 'Edit',
     'page callback' => 'entity_get_form',
-    // Pass a NULL argument to ensure that additional path components are not
-    // passed to taxonomy_term_form() as the vocabulary machine name argument.
-    'page arguments' => array(2),
+    'page arguments' => array(2, 'default', array()),
     'access callback' => 'entity_page_access',
     'access arguments' => array(2, 'update'),
     'type' => MENU_LOCAL_TASK,