diff -u b/core/modules/field/src/Tests/EntityReference/EntityReferenceXSSTest.php b/core/modules/field/src/Tests/EntityReference/EntityReferenceXSSTest.php
--- b/core/modules/field/src/Tests/EntityReference/EntityReferenceXSSTest.php
+++ b/core/modules/field/src/Tests/EntityReference/EntityReferenceXSSTest.php
@@ -64,8 +64,7 @@
 
     $edit = [
       'title[0][value]' => $this->randomString(),
-      'entity_reference_test' => $referenced_node->id(),
-      'status[value]' => TRUE,
+      'entity_reference_test' => $referenced_node->id()
     ];
     $this->drupalPostForm(NULL, $edit, 'Save');
     $this->assertEscaped($referenced_node->getTitle());
diff -u b/core/modules/file/src/Tests/FileFieldDisplayTest.php b/core/modules/file/src/Tests/FileFieldDisplayTest.php
--- b/core/modules/file/src/Tests/FileFieldDisplayTest.php
+++ b/core/modules/file/src/Tests/FileFieldDisplayTest.php
@@ -73,9 +73,7 @@
     $this->assertRaw($default_output, 'Default formatter displaying correctly on full node view.');
 
     // Turn the "display" option off and check that the file is no longer displayed.
-    $edit = array(
-      $field_name . '[0][display]' => FALSE,
-    );
+    $edit = array($field_name . '[0][display]' => FALSE);
     $this->drupalPostForm('node/' . $nid . '/edit', $edit, t('Save'));
 
     $this->assertNoRaw($default_output, 'Field is hidden when "display" option is unchecked.');
@@ -165,7 +163,6 @@
     $edit = array(
       'title[0][value]' => $title,
       'files[field_' . $field_name . '_0]' => drupal_realpath($file->uri),
-      'status[value]' => TRUE,
     );
     $this->drupalPostForm('node/add/' . $type_name, $edit, t('Save'));
     $node = $this->drupalGetNodeByTitle($title);
diff -u b/core/modules/file/src/Tests/FileFieldRevisionTest.php b/core/modules/file/src/Tests/FileFieldRevisionTest.php
--- b/core/modules/file/src/Tests/FileFieldRevisionTest.php
+++ b/core/modules/file/src/Tests/FileFieldRevisionTest.php
@@ -68,10 +68,7 @@
 
     // Save a new version of the node without any changes.
     // Check that the file is still the same as the previous revision.
-    $edit = array(
-      'revision' => TRUE,
-    );
-    $this->drupalPostForm('node/' . $nid . '/edit', $edit, t('Save'));
+    $this->drupalPostForm('node/' . $nid . '/edit', array('revision' => '1'), t('Save'));
     $node_storage->resetCache(array($nid));
     $node = $node_storage->load($nid);
     $node_file_r3 = File::load($node->{$field_name}->target_id);
diff -u b/core/modules/file/src/Tests/FileFieldValidateTest.php b/core/modules/file/src/Tests/FileFieldValidateTest.php
--- b/core/modules/file/src/Tests/FileFieldValidateTest.php
+++ b/core/modules/file/src/Tests/FileFieldValidateTest.php
@@ -32,10 +32,8 @@
     $test_file = $this->getTestFile('text');
 
     // Try to post a new node without uploading a file.
-    $edit = array(
-      'title[0][value]' => $this->randomMachineName(),
-      'status[value]' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $this->randomMachineName();
     $this->drupalPostForm('node/add/' . $type_name, $edit, t('Save'));
     $this->assertRaw(t('@title field is required.', array('@title' => $field->getLabel())), 'Node save failed when required file field was empty.');
 
@@ -55,10 +53,8 @@
     $this->createFileField($field_name, 'node', $type_name, array('cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED), array('required' => '1'));
 
     // Try to post a new node without uploading a file in the multivalue field.
-    $edit = array(
-      'title[0][value]' => $this->randomMachineName(),
-      'status[value]' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $this->randomMachineName();
     $this->drupalPostForm('node/add/' . $type_name, $edit, t('Save'));
     $this->assertRaw(t('@title field is required.', array('@title' => $field->getLabel())), 'Node save failed when required multiple value file field was empty.');
 
diff -u b/core/modules/file/src/Tests/FileFieldWidgetTest.php b/core/modules/file/src/Tests/FileFieldWidgetTest.php
--- b/core/modules/file/src/Tests/FileFieldWidgetTest.php
+++ b/core/modules/file/src/Tests/FileFieldWidgetTest.php
@@ -210,11 +210,7 @@
       $this->assertNoFieldByXPath('//input[@type="submit"]', t('Remove'), format_string('After removing all files, there is no "Remove" button displayed (JSMode=%type).', array('%type' => $type)));
 
       // Save the node and ensure it does not have any files.
-      $edit = array(
-        'title[0][value]' => $this->randomMachineName(),
-        'status[value]' => TRUE,
-      );
-      $this->drupalPostForm(NULL, $edit, t('Save'));
+      $this->drupalPostForm(NULL, array('title[0][value]' => $this->randomMachineName()), t('Save'));
       $matches = array();
       preg_match('/node\/([0-9]+)/', $this->getUrl(), $matches);
       $nid = $matches[1];
@@ -336,7 +332,6 @@
     // Create node.
     $edit = array(
       'title[0][value]' => $this->randomMachineName(),
-      'status[value]' => TRUE,
     );
     $this->drupalPostForm('node/add/article', $edit, t('Save'));
     $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
@@ -372,9 +367,7 @@
 
     // Unpublishes node.
     $this->drupalLogin($this->adminUser);
-    $edit = array(
-      'status[value]' => FALSE,
-    );
+    $edit = array('status[value]' => FALSE);
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
 
     // Ensures normal user can no longer download the file.
diff -u b/core/modules/file/src/Tests/FilePrivateTest.php b/core/modules/file/src/Tests/FilePrivateTest.php
--- b/core/modules/file/src/Tests/FilePrivateTest.php
+++ b/core/modules/file/src/Tests/FilePrivateTest.php
@@ -75,15 +75,11 @@
     $this->assertResponse(403, 'Confirmed that access is denied for the file without view field access permission.');
 
     // Attempt to reuse the file when editing a node.
-    $edit = array(
-      'title[0][value]' => $this->randomMachineName(),
-      'status[value]' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $this->randomMachineName();
     $this->drupalPostForm('node/add/' . $type_name, $edit, t('Save'));
     $new_node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
-    $edit = array(
-      $field_name . '[0][fids]' => $node_file->id(),
-    );
+    $edit[$field_name . '[0][fids]'] = $node_file->id();
     $this->drupalPostForm('node/' . $new_node->id() .'/edit', $edit, t('Save'));
     // Make sure the form submit failed - we stayed on the edit form.
     $this->assertUrl('node/' . $new_node->id() .'/edit');
@@ -92,11 +88,9 @@
     $this->assertRaw(SafeMarkup::format($constraint->message, array('%type' => 'file', '%id' => $node_file->id())));
     // Attempt to reuse the existing file when creating a new node, and confirm
     // that access is still denied.
-    $edit = array(
-      'title[0][value]' => $this->randomMachineName(),
-      $field_name . '[0][fids]' => $node_file->id(),
-      'status[value]' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $this->randomMachineName();
+    $edit[$field_name . '[0][fids]'] = $node_file->id();
     $this->drupalPostForm('node/add/' . $type_name, $edit, t('Save'));
     $new_node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertTrue(empty($new_node), 'Node was not created.');
diff -u b/core/modules/filter/src/Tests/FilterHooksTest.php b/core/modules/filter/src/Tests/FilterHooksTest.php
--- b/core/modules/filter/src/Tests/FilterHooksTest.php
+++ b/core/modules/filter/src/Tests/FilterHooksTest.php
@@ -61,12 +61,10 @@
 
     // Use the format created.
     $title = $this->randomMachineName(8);
-    $edit = array(
-      'title[0][value]' => $title,
-      'body[0][value]' => $this->randomMachineName(32),
-      'body[0][format]' => $format_id,
-      'status[value]' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $title;
+    $edit['body[0][value]'] = $this->randomMachineName(32);
+    $edit['body[0][format]'] = $format_id;
     $this->drupalPostForm("node/add/{$type->id()}", $edit, t('Save'));
     $this->assertText(t('@type @title has been created.', array('@type' => $type_name, '@title' => $title)));
 
diff -u b/core/modules/forum/src/Tests/ForumBlockTest.php b/core/modules/forum/src/Tests/ForumBlockTest.php
--- b/core/modules/forum/src/Tests/ForumBlockTest.php
+++ b/core/modules/forum/src/Tests/ForumBlockTest.php
@@ -171,7 +171,6 @@
         // adding the index.
         'created[0][value][date]' => $date->format('Y-m-d'),
         'created[0][value][time]' => $date->format('H:i:s'),
-        'status[value]' => TRUE,
       );
 
       // Create the forum topic, preselecting the forum ID via a URL parameter.
diff -u b/core/modules/forum/src/Tests/ForumIndexTest.php b/core/modules/forum/src/Tests/ForumIndexTest.php
--- b/core/modules/forum/src/Tests/ForumIndexTest.php
+++ b/core/modules/forum/src/Tests/ForumIndexTest.php
@@ -43,7 +43,6 @@
     $edit = array(
       'title[0][value]' => $title,
       'body[0][value]' => $this->randomMachineName(200),
-      'status[value]' => TRUE,
     );
 
     // Create the forum topic, preselecting the forum ID via a URL parameter.
@@ -77,9 +76,7 @@
 
 
     // Unpublish the node.
-    $edit = array(
-      'status[value]' => FALSE,
-    );
+    $edit = array('status[value]' => FALSE);
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
     $this->drupalGet('node/' . $node->id());
     $this->assertText(t('Access denied'), 'Unpublished node is no longer accessible.');
diff -u b/core/modules/image/src/Tests/ImageFieldTestBase.php b/core/modules/image/src/Tests/ImageFieldTestBase.php
--- b/core/modules/image/src/Tests/ImageFieldTestBase.php
+++ b/core/modules/image/src/Tests/ImageFieldTestBase.php
@@ -136,16 +136,11 @@
     $edit = array(
       'title[0][value]' => $this->randomMachineName(),
       'files[' . $field_name . '_0]' => drupal_realpath($image->uri),
-      'status[value]' => TRUE,
     );
     $this->drupalPostForm('node/add/' . $type, $edit, t('Save'));
     if ($alt) {
       // Add alt text.
-      $edit = array(
-        $field_name . '[0][alt]' => $alt,
-        'status[value]' => TRUE,
-      );
-      $this->drupalPostForm(NULL, $edit, t('Save'));
+      $this->drupalPostForm(NULL, [$field_name . '[0][alt]' => $alt], t('Save'));
     }
 
     // Retrieve ID of the newly created node from the current URL.
diff -u b/core/modules/image/src/Tests/ImageFieldValidateTest.php b/core/modules/image/src/Tests/ImageFieldValidateTest.php
--- b/core/modules/image/src/Tests/ImageFieldValidateTest.php
+++ b/core/modules/image/src/Tests/ImageFieldValidateTest.php
@@ -87,7 +87,6 @@
 
     $edit = array(
       'title[0][value]' => $this->randomMachineName(),
-      'status[value]' => TRUE,
     );
     $this->drupalPostForm('node/add/article', $edit, t('Save'));
 
@@ -101,7 +100,6 @@
 
     $edit = array(
       'title[0][value]' => $this->randomMachineName(),
-      'status[value]' => TRUE,
     );
     $this->drupalPostForm('node/add/article', $edit, t('Save'));
 
diff -u b/core/modules/node/src/Tests/NodeEditFormTest.php b/core/modules/node/src/Tests/NodeEditFormTest.php
--- b/core/modules/node/src/Tests/NodeEditFormTest.php
+++ b/core/modules/node/src/Tests/NodeEditFormTest.php
@@ -100,11 +100,10 @@
     $this->drupalLogin($second_web_user);
     // Edit the same node, creating a new revision.
     $this->drupalGet("node/" . $node->id() . "/edit");
-    $edit = array(
-      'title[0][value]' => $this->randomMachineName(8),
-      $body_key => $this->randomMachineName(16),
-      'revision' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $this->randomMachineName(8);
+    $edit[$body_key] = $this->randomMachineName(16);
+    $edit['revision'] = TRUE;
     $this->drupalPostForm(NULL, $edit, t('Save'));
 
     // Ensure that the node revision has been created.
@@ -118,6 +117,15 @@
     $first_node_version = node_revision_load($node->getRevisionId());
     $second_node_version = node_revision_load($revised_node->getRevisionId());
     $this->assertNotIdentical($first_node_version->getRevisionAuthor()->id(), $second_node_version->getRevisionAuthor()->id(), 'Each revision has a distinct user.');
+
+    // Edit the same node, save it and verify it's unpublished after unchecking
+    // the 'Published' boolean_checkbox and clicking 'Save'.
+    $this->drupalGet("node/" . $node->id() . "/edit");
+    $edit = array('status[value]' => FALSE);
+    $this->drupalPostForm(NULL, $edit, t('Save'));
+    $this->nodeStorage->resetCache(array($node->id()));
+    $node = $this->nodeStorage->load($node->id());
+    $this->assertFalse($node->isPublished(), 'Node is unpublished');
   }
 
   /**
@@ -128,11 +136,9 @@
 
     // Create node to edit.
     $body_key = 'body[0][value]';
-    $edit = array(
-      'title[0][value]' => $this->randomMachineName(8),
-      $body_key => $this->randomMachineName(16),
-      'status[value]' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $this->randomMachineName(8);
+    $edit[$body_key] = $this->randomMachineName(16);
     $this->drupalPostForm('node/add/page', $edit, t('Save'));
 
     // Check that the node was authored by the currently logged in user.
@@ -198,9 +204,7 @@
 
     // Change the authored by field to an empty string, which should assign
     // authorship to the anonymous user (uid 0).
-    $edit = array(
-      $form_element_name => '',
-    );
+    $edit[$form_element_name] = '';
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
     $this->nodeStorage->resetCache(array($node->id()));
     $node = $this->nodeStorage->load($node->id());
@@ -212,9 +216,7 @@
 
     // Change the authored by field to another user's name (that is not
     // logged in).
-    $edit = array(
-      $form_element_name => $this->webUser->getUsername(),
-    );
+    $edit[$form_element_name] = $this->webUser->getUsername();
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
     $this->nodeStorage->resetCache(array($node->id()));
     $node = $this->nodeStorage->load($node->id());
diff -u b/core/modules/node/src/Tests/NodeFormButtonsTest.php /dev/null
--- b/core/modules/node/src/Tests/NodeFormButtonsTest.php
+++ /dev/null
@@ -1,148 +0,0 @@
-<?php
-
-/**
- * @file
- * Contains \Drupal\node\Tests\NodeFormButtonsTest.
- */
-
-namespace Drupal\node\Tests;
-
-/**
- * Tests all the different buttons on the node form.
- *
- * @group node
- */
-class NodeFormButtonsTest extends NodeTestBase {
-
-  use AssertButtonsTrait;
-
-  /**
-   * A normal logged in user.
-   *
-   * @var \Drupal\user\UserInterface
-   */
-  protected $webUser;
-
-  /**
-   * A user with permission to bypass access content.
-   *
-   * @var \Drupal\user\UserInterface
-   */
-  protected $adminUser;
-
-  protected function setUp() {
-    parent::setUp();
-
-    // Create a user that has no access to change the state of the node.
-    $this->webUser = $this->drupalCreateUser(array('create article content', 'edit own article content'));
-    // Create a user that has access to change the state of the node.
-    $this->adminUser = $this->drupalCreateUser(array('administer nodes', 'bypass node access'));
-  }
-
-  /**
-   * Tests that the right buttons are displayed for saving nodes.
-   */
-  function testNodeFormButtons() {
-    $node_storage = $this->container->get('entity.manager')->getStorage('node');
-    // Login as administrative user.
-    $this->drupalLogin($this->adminUser);
-
-    // Verify the buttons on a node add form.
-    $this->drupalGet('node/add/article');
-    $this->assertButtons(t('Save'), FALSE);
-
-    // Save the node and assert it's published after checking the 'Published'
-    // boolean_checkbox and clicking 'Save'.
-    $edit = array(
-      'title[0][value]' => $this->randomString(),
-      'status[value]' => TRUE,
-    );
-    $this->drupalPostForm('node/add/article', $edit, t('Save'));
-
-    // Get the node.
-    $node_1 = $node_storage->load(1);
-    $this->assertTrue($node_1->isPublished(), 'Node is published');
-
-    // Verify the buttons on a node edit form.
-    $this->drupalGet('node/' . $node_1->id() . '/edit');
-    $this->assertButtons(t('Save'), FALSE);
-
-    // Save the node and verify it's still published after clicking
-    // 'Save'.
-    $this->drupalPostForm(NULL, $edit, t('Save'));
-    $node_storage->resetCache(array(1));
-    $node_1 = $node_storage->load(1);
-    $this->assertTrue($node_1->isPublished(), 'Node is published');
-
-    // Save the node and verify it's unpublished after unchecking the 'Published'
-    // boolean_checkbox and clicking 'Save'.
-    $edit = array(
-      'status[value]' => FALSE,
-    );
-    $this->drupalPostForm('node/' . $node_1->id() . '/edit', $edit, t('Save'));
-    $node_storage->resetCache(array(1));
-    $node_1 = $node_storage->load(1);
-    $this->assertFalse($node_1->isPublished(), 'Node is unpublished');
-
-    // Verify the buttons on an unpublished node edit screen.
-    $this->drupalGet('node/' . $node_1->id() . '/edit');
-    $this->assertButtons(t('Save'), FALSE);
-
-    // Create a node as a normal user.
-    $this->drupalLogout();
-    $this->drupalLogin($this->webUser);
-
-    // Verify the buttons for a normal user.
-    $this->drupalGet('node/add/article');
-    $this->assertButtons(t('Save'), FALSE);
-
-    // Create the node.
-    $edit = array('title[0][value]' => $this->randomString());
-    $this->drupalPostForm('node/add/article', $edit, t('Save'));
-    $node_2 = $node_storage->load(2);
-    $this->assertTrue($node_2->isPublished(), 'Node is published');
-
-    // Login as an administrator and unpublish the node that just
-    // was created by the normal user.
-    $this->drupalLogout();
-    $this->drupalLogin($this->adminUser);
-    $edit = array(
-      'status[value]' => FALSE,
-    );
-    $this->drupalPostForm('node/' . $node_2->id() . '/edit', $edit, t('Save'));
-    $node_storage->resetCache(array(2));
-    $node_2 = $node_storage->load(2);
-    $this->assertFalse($node_2->isPublished(), 'Node is unpublished');
-
-    // Login again as the normal user, save the node and verify
-    // it's still unpublished.
-    $this->drupalLogout();
-    $this->drupalLogin($this->webUser);
-    $this->drupalPostForm('node/' . $node_2->id() . '/edit', array(), t('Save'));
-    $node_storage->resetCache(array(2));
-    $node_2 = $node_storage->load(2);
-    $this->assertFalse($node_2->isPublished(), 'Node is still unpublished');
-    $this->drupalLogout();
-
-    // Set article content type default to unpublished. This will change the
-    // the initial order of buttons and/or status of the node when creating
-    // a node.
-    $fields = \Drupal::entityManager()->getFieldDefinitions('node', 'article');
-    $fields['status']->getConfig('article')
-      ->setDefaultValue(FALSE)
-      ->save();
-
-    // Verify the buttons on a node add form for an administrator.
-    $this->drupalLogin($this->adminUser);
-    $this->drupalGet('node/add/article');
-    $this->assertButtons(t('Save'), FALSE);
-
-    // Verify the node is unpublished by default for a normal user.
-    $this->drupalLogout();
-    $this->drupalLogin($this->webUser);
-    $edit = array('title[0][value]' => $this->randomString());
-    $this->drupalPostForm('node/add/article', $edit, t('Save'));
-    $node_3 = $node_storage->load(3);
-    $this->assertFalse($node_3->isPublished(), 'Node is unpublished');
-  }
-}
diff -u b/core/modules/node/src/Tests/NodeRevisionsUiTest.php b/core/modules/node/src/Tests/NodeRevisionsUiTest.php
--- b/core/modules/node/src/Tests/NodeRevisionsUiTest.php
+++ b/core/modules/node/src/Tests/NodeRevisionsUiTest.php
@@ -59,9 +59,7 @@
     $this->assertFieldChecked('edit-revision', "'Create new revision' checkbox is checked");
 
     // Uncheck the create new revision checkbox and save the node.
-    $edit = array(
-      'revision' => FALSE,
-    );
+    $edit = array('revision' => FALSE);
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
 
     // Load the node again and check the revision is the same as before.
diff -u b/core/modules/search/src/Tests/SearchConfigSettingsFormTest.php b/core/modules/search/src/Tests/SearchConfigSettingsFormTest.php
--- b/core/modules/search/src/Tests/SearchConfigSettingsFormTest.php
+++ b/core/modules/search/src/Tests/SearchConfigSettingsFormTest.php
@@ -50,10 +50,7 @@
     // Link the node to itself to test that it's only indexed once. The content
     // also needs the word "pizza" so we can use it as the search keyword.
     $body_key = 'body[0][value]';
-    $edit = array(
-      $body_key => \Drupal::l($node->label(), $node->urlInfo()) . ' pizza sandwich',
-      'status[value]' => TRUE,
-    );
+    $edit[$body_key] = \Drupal::l($node->label(), $node->urlInfo()) . ' pizza sandwich';
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
 
     $this->container->get('plugin.manager.search')->createInstance('node_search')->updateIndex();
diff -u b/core/modules/system/src/Tests/Update/UpdatePathTestBaseFilledTest.php b/core/modules/system/src/Tests/Update/UpdatePathTestBaseFilledTest.php
--- b/core/modules/system/src/Tests/Update/UpdatePathTestBaseFilledTest.php
+++ b/core/modules/system/src/Tests/Update/UpdatePathTestBaseFilledTest.php
@@ -122,7 +122,7 @@
     $this->assertText('Test Article - New title');
     $this->assertText('Test 1');
     $this->assertRaw('0.01');
-    $this->drupalPostForm('node/8/edit', [], 'Save (this translation)');
+    $this->drupalPostForm('node/8/edit', NULL, 'Save (this translation)');
     $this->assertResponse(200);
     $this->drupalGet('node/8/edit', ['language' => $spanish]);
     $this->assertText('Test title Spanish');
diff -u b/core/modules/taxonomy/src/Tests/LegacyTest.php b/core/modules/taxonomy/src/Tests/LegacyTest.php
--- b/core/modules/taxonomy/src/Tests/LegacyTest.php
+++ b/core/modules/taxonomy/src/Tests/LegacyTest.php
@@ -58,14 +58,12 @@
   function testTaxonomyLegacyNode() {
     // Posts an article with a taxonomy term and a date prior to 1970.
     $date = new DrupalDateTime('1969-01-01 00:00:00');
-    $edit = array(
-      'title[0][value]' => $this->randomMachineName(),
-      'created[0][value][date]' => $date->format('Y-m-d'),
-      'created[0][value][time]' => $date->format('H:i:s'),
-      'body[0][value]' => $this->randomMachineName(),
-      'field_tags[target_id]' => $this->randomMachineName(),
-      'status[value]' => TRUE,
-    );
+    $edit = array();
+    $edit['title[0][value]'] = $this->randomMachineName();
+    $edit['created[0][value][date]'] = $date->format('Y-m-d');
+    $edit['created[0][value][time]'] = $date->format('H:i:s');
+    $edit['body[0][value]'] = $this->randomMachineName();
+    $edit['field_tags[target_id]'] = $this->randomMachineName();
     $this->drupalPostForm('node/add/article', $edit, t('Save'));
     // Checks that the node has been saved.
     $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);