diff --git a/core/modules/node/src/Tests/NodeTokenLanguageTest.php b/core/modules/node/src/Tests/NodeTokenLanguageTest.php
index fe3f2cb..d94fb71 100644
--- a/core/modules/node/src/Tests/NodeTokenLanguageTest.php
+++ b/core/modules/node/src/Tests/NodeTokenLanguageTest.php
@@ -11,7 +11,6 @@
 use Drupal\language\Entity\ConfigurableLanguage;
 use Drupal\field\Entity\FieldStorageConfig;
 use Drupal\node\Entity\Node;
-use Drupal\user\Entity\User;
 
 /**
  * Check if node tokens are multilingual.
@@ -86,7 +85,7 @@ public function testMultilingualNodeTokens() {
     $node = Node::create($fields);
     $node->save();
 
-    $this->testTokenReplacement($node);
+    $this->assertTokenReplacement($node);
 
     // Create italian translation with new field values.
     $langcode = 'it';
@@ -95,7 +94,7 @@ public function testMultilingualNodeTokens() {
     $node->addTranslation($langcode, $fields);
     $translation = $node->getTranslation($langcode);
 
-    $this->testTokenReplacement($translation);
+    $this->assertTokenReplacement($translation);
   }
 
   /**
@@ -119,12 +118,12 @@ protected function getFieldsArray($langcode) {
   }
 
   /**
-   * Tests if tokens are correctly replaced.
+   * Asserts if tokens are correctly replaced.
    *
    * @param \Drupal\node\Entity\Node $node
    *   The node for which to test token replacement.
    */
-  protected function testTokenReplacement(Node $node) {
+  protected function assertTokenReplacement(Node $node) {
     // Perform unsanitized replacement for easy comparison.
     $options = ['langcode' => $node->language()->getId(), 'sanitize' => FALSE];
 
diff --git a/core/modules/node/src/Tests/NodeTokenReplaceTest.php b/core/modules/node/src/Tests/NodeTokenReplaceTest.php
index 59a6718..0a06347 100644
--- a/core/modules/node/src/Tests/NodeTokenReplaceTest.php
+++ b/core/modules/node/src/Tests/NodeTokenReplaceTest.php
@@ -122,7 +122,7 @@ function testNodeTokenReplacement() {
       'sanitize' => TRUE,
     ];
     $msg = 'Sanitized node token %token replaced with %output. Expected is %expected';
-    $this->testTokenReplacementAndCheckMetadata($tests, $data, $options, $msg, $metadata_tests);
+    $this->assertTokenReplacementAndCheckMetadata($tests, $data, $options, $msg, $metadata_tests);
 
     // Generate and test unsanitized tokens.
     $tests['[node:type-name]'] = $this->nodeType->label();
@@ -134,7 +134,7 @@ function testNodeTokenReplacement() {
     $tests['[node:author:name]'] = $account->getUsername();
     $options['sanitize'] = FALSE;
     $msg = 'Unsanitized node token %token replaced with %output. Expected is %expected';
-    $this->testTokenReplacement($tests, $data, $options, $msg);
+    $this->assertTokenReplacement($tests, $data, $options, $msg);
 
     // Repeat for a node without a summary.
     $node = entity_create('node', array(
@@ -161,18 +161,18 @@ function testNodeTokenReplacement() {
     $data = ['node' => $node];
     $options['sanitize'] = TRUE;
     $msg = 'Sanitized node token %token replaced with %output for node without a summary. Expected is %expected';
-    $this->testTokenReplacement($tests, $data, $options, $msg);
+    $this->assertTokenReplacement($tests, $data, $options, $msg);
 
     // Generate and test unsanitized tokens.
     $tests['[node:summary]'] = $node->body->value;
 
     $options['sanitize'] = FALSE;
     $msg = 'Unsanitized node token %token replaced with %output for node without a summary. Expected is %expected';
-    $this->testTokenReplacement($tests, $data, $options, $msg);
+    $this->assertTokenReplacement($tests, $data, $options, $msg);
   }
 
   /**
-   * Tests if tokens are correctly replaced and verifies that the correct
+   * Asserts if tokens are correctly replaced and verifies that the correct
    * metadata has been set.
    *
    * @param array $tests
@@ -189,7 +189,7 @@ function testNodeTokenReplacement() {
    * @param array $metadata_tests
    * The metadata to verify. Keyed by the relevant token.
    */
-  protected function testTokenReplacementAndCheckMetadata(array $tests, array $data, array $options, $message, array $metadata_tests) {
+  protected function assertTokenReplacementAndCheckMetadata(array $tests, array $data, array $options, $message, array $metadata_tests) {
     foreach ($tests as $token => $expected) {
       $bubbleable_metadata = new BubbleableMetadata();
       $output = $this->tokenService->replace($token, $data, $options, $bubbleable_metadata);
@@ -204,7 +204,7 @@ protected function testTokenReplacementAndCheckMetadata(array $tests, array $dat
   }
 
   /**
-   * Tests if tokens are correctly replaced.
+   * Asserts if tokens are correctly replaced.
    *
    * @param array $tests
    * Expected results keyed by their respective tokens.
@@ -218,7 +218,7 @@ protected function testTokenReplacementAndCheckMetadata(array $tests, array $dat
    * - %output for the value returned by the token replacement service
    * - %expected for the expected result
    */
-  protected function testTokenReplacement(array $tests, array $data, array $options, $message) {
+  protected function assertTokenReplacement(array $tests, array $data, array $options, $message) {
     foreach ($tests as $token => $expected) {
       $output = $this->tokenService->replace($token, $data, $options);
       $this->assertEqual($output, $expected, SafeMarkup::format($message, [
diff --git a/core/modules/taxonomy/src/Tests/TokenReplaceTest.php b/core/modules/taxonomy/src/Tests/TokenReplaceTest.php
index 18f005e..3432009 100644
--- a/core/modules/taxonomy/src/Tests/TokenReplaceTest.php
+++ b/core/modules/taxonomy/src/Tests/TokenReplaceTest.php
@@ -135,7 +135,7 @@ function testTaxonomyTokenReplacement() {
       'sanitize' => TRUE,
     ];
     $msg = 'Sanitized taxonomy term 1 token %token replaced with %output. Expected is %expected';
-    $this->testTokenReplacementAndCheckMetadata($tests, $data, $options, $msg, $metadata_tests);
+    $this->assertTokenReplacementAndCheckMetadata($tests, $data, $options, $msg, $metadata_tests);
 
     // Generate and test sanitized tokens for term2.
     $tests = array();
@@ -157,7 +157,7 @@ function testTaxonomyTokenReplacement() {
     $data = ['term' => $term2];
     $options['sanitize'] = TRUE;
     $msg = 'Sanitized taxonomy term 2 token %token replaced with %output. Expected is %expected';
-    $this->testTokenReplacement($tests, $data, $options, $msg);
+    $this->assertTokenReplacement($tests, $data, $options, $msg);
 
     // Generate and test unsanitized tokens.
     $tests['[term:name]'] = $term2->getName();
@@ -169,7 +169,7 @@ function testTaxonomyTokenReplacement() {
 
     $options['sanitize'] = FALSE;
     $msg = 'Unsanitized taxonomy term 2 token %token replaced with %output. Expected is %expected';
-    $this->testTokenReplacement($tests, $data, $options, $msg);
+    $this->assertTokenReplacement($tests, $data, $options, $msg);
 
     // Generate and test sanitized tokens.
     $tests = array();
@@ -185,7 +185,7 @@ function testTaxonomyTokenReplacement() {
     $data = ['vocabulary' => $this->vocabulary];
     $options['sanitize'] = TRUE;
     $msg = 'Sanitized taxonomy vocabulary token %token replaced with %output. Expected is %expected';
-    $this->testTokenReplacement($tests, $data, $options, $msg);
+    $this->assertTokenReplacement($tests, $data, $options, $msg);
 
     // Generate and test unsanitized tokens.
     $tests['[vocabulary:name]'] = $this->vocabulary->label();
@@ -193,11 +193,11 @@ function testTaxonomyTokenReplacement() {
 
     $options['sanitize'] = FALSE;
     $msg = 'Unsanitized taxonomy vocabulary token %token replaced with %output. Expected is %expected.';
-    $this->testTokenReplacement($tests, $data, $options, $msg);
+    $this->assertTokenReplacement($tests, $data, $options, $msg);
   }
 
   /**
-   * Tests if tokens are correctly replaced and verifies that the correct
+   * Asserts if tokens are correctly replaced and verifies that the correct
    * metadata has been set.
    *
    * @param array $tests
@@ -214,7 +214,7 @@ function testTaxonomyTokenReplacement() {
    * @param array $metadata_tests
    * The metadata to verify. Keyed by the relevant token.
    */
-  protected function testTokenReplacementAndCheckMetadata(array $tests, array $data, array $options, $message, array $metadata_tests) {
+  protected function assertTokenReplacementAndCheckMetadata(array $tests, array $data, array $options, $message, array $metadata_tests) {
     foreach ($tests as $token => $expected) {
       $bubbleable_metadata = new BubbleableMetadata();
       $output = $this->tokenService->replace($token, $data, $options, $bubbleable_metadata);
@@ -229,7 +229,7 @@ protected function testTokenReplacementAndCheckMetadata(array $tests, array $dat
   }
 
   /**
-   * Tests if tokens are correctly replaced.
+   * Asserts if tokens are correctly replaced.
    *
    * @param array $tests
    * Expected results keyed by their respective tokens.
@@ -243,7 +243,7 @@ protected function testTokenReplacementAndCheckMetadata(array $tests, array $dat
    * - %output for the value returned by the token replacement service
    * - %expected for the expected result
    */
-  protected function testTokenReplacement(array $tests, array $data, array $options, $message) {
+  protected function assertTokenReplacement(array $tests, array $data, array $options, $message) {
     foreach ($tests as $token => $expected) {
       $output = $this->tokenService->replace($token, $data, $options);
       $this->assertEqual($output, $expected, SafeMarkup::format($message, [