Issue #2567115 by larowlan, Frando: Show type name in custom block type edit form

core/modules/block_content/block_content.routing.yml

@@ -76,7 +76,6 @@ entity.block_content_type.edit_form:
   path: '/admin/structure/block/block-content/manage/{block_content_type}'
   defaults:
     _entity_form: 'block_content_type.edit'
-    _title: 'Edit'
   requirements:
     _entity_access: 'block_content_type.update'
 

core/modules/block_content/src/BlockContentTypeForm.php

@@ -26,6 +26,13 @@ public function form(array $form, FormStateInterface $form_state) {
     /* @var \Drupal\block_content\BlockContentTypeInterface $block_type */
     $block_type = $this->entity;
 
+    if ($this->operation == 'add') {
+      $form['#title'] = $this->t('Add custom block type');
+    }
+    else {
+      $form['#title'] = $this->t('Edit %label custom block type', array('%label' => $block_type->label()));
+    }
+
     $form['label'] = array(
       '#type' => 'textfield',
       '#title' => t('Label'),

core/modules/block_content/src/Tests/BlockContentTypeTest.php

@@ -110,7 +110,9 @@ public function testBlockContentTypeEditing() {
     $edit = array(
       'label' => 'Bar',
     );
-    $this->drupalPostForm('admin/structure/block/block-content/manage/basic', $edit, t('Save'));
+    $this->drupalGet('admin/structure/block/block-content/manage/basic');
+    $this->assertTitle(format_string('Edit @type custom block type | Drupal', ['@type' => 'basic']));
+    $this->drupalPostForm(NULL, $edit, t('Save'));
     \Drupal::entityManager()->clearCachedFieldDefinitions();
 
     $this->drupalGet('block/add');