Issue #3305413 by joachim, Anchal_gupta, rpayanm, smustgrave, quietone: change...

Issue #3305413 by joachim, Anchal_gupta, rpayanm, smustgrave, quietone: change setup tasks in RssTest to use API calls

core/modules/taxonomy/tests/src/Functional/RssTest.php

@@ -86,27 +86,23 @@ public function testTaxonomyRss() {
     // Create two taxonomy terms.
     $term1 = $this->createTerm($this->vocabulary);
 
-    // RSS display must be added manually.
-    $this->drupalGet("admin/structure/types/manage/article/display");
-    $edit = [
-      "display_modes_custom[rss]" => '1',
-    ];
-    $this->submitForm($edit, 'Save');
+    // Add the RSS display.
+    $default_display = $this->container->get('entity_display.repository')->getViewDisplay('node', 'article');
+    $rss_display = $default_display->createCopy('rss');
+    $rss_display->save();
 
     // Change the format to 'RSS category'.
-    $this->drupalGet("admin/structure/types/manage/article/display/rss");
-    $edit = [
-      "fields[taxonomy_" . $this->vocabulary->id() . "][type]" => 'entity_reference_rss_category',
-      "fields[taxonomy_" . $this->vocabulary->id() . "][region]" => 'content',
-    ];
-    $this->submitForm($edit, 'Save');
-
-    // Post an article.
-    $edit = [];
-    $edit['title[0][value]'] = $this->randomMachineName();
-    $edit[$this->fieldName . '[]'] = $term1->id();
-    $this->drupalGet('node/add/article');
-    $this->submitForm($edit, 'Save');
+    $rss_display->setComponent('taxonomy_' . $this->vocabulary->id(), [
+      'type' => 'entity_reference_rss_category',
+      'region' => 'content',
+    ]);
+    $rss_display->save();
+
+    // Create an article.
+    $node = $this->drupalCreateNode([
+      'type' => 'article',
+      $this->fieldName => $term1->id(),
+    ]);
 
     // Check that the term is displayed when the RSS feed is viewed.
     $this->drupalGet('rss.xml');
@@ -139,7 +135,6 @@ public function testTaxonomyRss() {
     $view->getDisplay()->overrideOption('arguments', $arguments);
     $view->storage->save();
     // Check the article is shown in the feed.
-    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $raw_xml = '<title>' . $node->label() . '</title>';
     $this->drupalGet('taxonomy/term/all/feed');
     $this->assertSession()->responseContains($raw_xml);