--- /dev/null
+<?php
+
+namespace Drupal\Tests\node\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests help functionality for nodes.
+ *
+ * @group node
+ */
+class NodeHelpTest extends BrowserTestBase {
+
+ /**
+ * Modules to enable.
+ *
+ * @var array.
+ */
+ public static $modules = ['block', 'node', 'help'];
+
+ /**
+ * The name of the test node type to create.
+ *
+ * @var string
+ */
+ protected $testType;
+
+ /**
+ * The test 'node help' text to be checked.
+ *
+ * @var string
+ */
+ protected $testText;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ // Create user.
+ $admin_user = $this->drupalCreateUser([
+ 'administer content types',
+ 'administer nodes',
+ 'bypass node access',
+ ]);
+
+ $this->drupalLogin($admin_user);
+ $this->drupalPlaceBlock('help_block');
+
+ $this->testType = 'type';
+ $this->testText = t('Help text to find on node forms.');
+
+ // Create content type.
+ $this->drupalCreateContentType([
+ 'type' => $this->testType,
+ 'help' => $this->testText,
+ ]);
+ }
+
+ /**
+ * Verifies that help text appears on node add/edit forms.
+ */
+ public function testNodeShowHelpText() {
+ // Check the node add form.
+ $this->drupalGet('node/add/' . $this->testType);
+ $this->assertResponse(200);
+ $this->assertText($this->testText);
+
+ // Create node and check the node edit form.
+ $node = $this->drupalCreateNode(['type' => $this->testType]);
+ $this->drupalGet('node/' . $node->id() . '/edit');
+ $this->assertResponse(200);
+ $this->assertText($this->testText);
+ }
+
+}