Update Composer, update everything

web/core/modules/statistics/migrations/statistics_node_counter.yml

@@ -0,0 +1,26 @@
+id: statistics_node_counter
+label: Node counter
+migration_tags:
+  - Drupal 6
+  - Drupal 7
+  - Content
+source:
+  plugin: node_counter
+process:
+  nid:
+    -
+      plugin: migration_lookup
+      migration: [d6_node, d7_node]
+      source: nid
+    -
+      plugin: skip_on_empty
+      method: row
+  totalcount: totalcount
+  daycount: daycount
+  timestamp: timestamp
+destination:
+  plugin: node_counter
+migration_dependencies:
+  optional:
+    - d6_node
+    - d7_node

web/core/modules/statistics/migrations/statistics_settings.yml

@@ -3,12 +3,14 @@ label: Statistics configuration
 migration_tags:
   - Drupal 6
   - Drupal 7
+  - Configuration
 source:
   plugin: variable
   variables:
     - statistics_enable_access_log
     - statistics_flush_accesslog_timer
     - statistics_count_content_views
+  source_module: statistics
 process:
   'count_content_views': statistics_count_content_views
 destination:

web/core/modules/statistics/src/NodeStatisticsDatabaseStorage.php

@@ -131,7 +131,7 @@ class NodeStatisticsDatabaseStorage implements StatisticsStorageInterface {
   public function maxTotalCount() {
     $query = $this->connection->select('node_counter', 'nc');
     $query->addExpression('MAX(totalcount)');
-    $max_total_count = (int)$query->execute()->fetchField();
+    $max_total_count = (int) $query->execute()->fetchField();
     return $max_total_count;
   }
 

web/core/modules/statistics/src/Plugin/Block/StatisticsPopularBlock.php

@@ -95,7 +95,7 @@ class StatisticsPopularBlock extends BlockBase implements ContainerFactoryPlugin
     return [
       'top_day_num' => 0,
       'top_all_num' => 0,
-      'top_last_num' => 0
+      'top_last_num' => 0,
     ];
   }
 
@@ -194,11 +194,7 @@ class StatisticsPopularBlock extends BlockBase implements ContainerFactoryPlugin
     $items = [];
     foreach ($nids as $nid) {
       $node = $this->entityRepository->getTranslationFromContext($nodes[$nid]);
-      $item = [
-        '#type' => 'link',
-        '#title' => $node->getTitle(),
-        '#url' => $node->urlInfo('canonical'),
-      ];
+      $item = $node->toLink()->toRenderable();
       $this->renderer->addCacheableDependency($item, $node);
       $items[] = $item;
     }

web/core/modules/statistics/src/Plugin/migrate/destination/NodeCounter.php

@@ -0,0 +1,105 @@
+<?php
+
+namespace Drupal\statistics\Plugin\migrate\destination;
+
+use Drupal\Core\Database\Connection;
+use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
+use Drupal\migrate\Plugin\migrate\destination\DestinationBase;
+use Drupal\migrate\Plugin\MigrationInterface;
+use Drupal\migrate\Row;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Destination for node counter.
+ *
+ * @MigrateDestination(
+ *   id = "node_counter",
+ *   destination_module = "statistics"
+ * )
+ */
+class NodeCounter extends DestinationBase implements ContainerFactoryPluginInterface {
+
+  /**
+   * The database connection.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected $connection;
+
+  /**
+   * Constructs a node counter plugin.
+   *
+   * @param array $configuration
+   *   Plugin configuration.
+   * @param string $plugin_id
+   *   The plugin ID.
+   * @param mixed $plugin_definition
+   *   The plugin definition.
+   * @param \Drupal\migrate\Plugin\MigrationInterface $migration
+   *   The current migration.
+   * @param \Drupal\Core\Database\Connection $connection
+   *   The database connection.
+   */
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, MigrationInterface $migration, Connection $connection) {
+    parent::__construct($configuration, $plugin_id, $plugin_definition, $migration);
+    $this->connection = $connection;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition, MigrationInterface $migration = NULL) {
+    return new static(
+      $configuration,
+      $plugin_id,
+      $plugin_definition,
+      $migration,
+      $container->get('database')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getIds() {
+    return ['nid' => ['type' => 'integer']];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function fields(MigrationInterface $migration = NULL) {
+    return [
+      'nid' => $this->t('The ID of the node to which these statistics apply.'),
+      'totalcount' => $this->t('The total number of times the node has been viewed.'),
+      'daycount' => $this->t('The total number of times the node has been viewed today.'),
+      'timestamp' => $this->t('The most recent time the node has been viewed.'),
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function import(Row $row, array $old_destination_id_values = []) {
+    $nid = $row->getDestinationProperty('nid');
+    $daycount = $row->getDestinationProperty('daycount');
+    $totalcount = $row->getDestinationProperty('totalcount');
+    $timestamp = $row->getDestinationProperty('timestamp');
+
+    $this->connection
+      ->merge('node_counter')
+      ->key('nid', $nid)
+      ->fields([
+        'daycount' => $daycount,
+        'totalcount' => $totalcount,
+        'timestamp' => $timestamp,
+      ])
+      ->expression('daycount', 'daycount + :daycount', [':daycount' => $daycount])
+      ->expression('totalcount', 'totalcount + :totalcount', [':totalcount' => $totalcount])
+      ->expression('timestamp', 'CASE WHEN timestamp > :timestamp THEN timestamp ELSE :timestamp END', [':timestamp' => $timestamp])
+      ->execute();
+
+    return [$row->getDestinationProperty('nid')];
+  }
+
+}

web/core/modules/statistics/src/Plugin/migrate/source/NodeCounter.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace Drupal\statistics\Plugin\migrate\source;
+
+use Drupal\migrate_drupal\Plugin\migrate\source\DrupalSqlBase;
+
+/**
+ * Node counter source from database.
+ *
+ * @MigrateSource(
+ *   id = "node_counter",
+ *   source_module = "statistics"
+ * )
+ */
+class NodeCounter extends DrupalSqlBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function query() {
+    return $this->select('node_counter', 'nc')->fields('nc');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function fields() {
+    return [
+      'nid' => $this->t('The node ID.'),
+      'totalcount' => $this->t('The total number of times the node has been viewed.'),
+      'daycount' => $this->t('The total number of times the node has been viewed today.'),
+      'timestamp' => $this->t('The most recent time the node has been viewed.'),
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getIds() {
+    $ids['nid']['type'] = 'integer';
+    return $ids;
+  }
+
+}

web/core/modules/statistics/src/StatisticsSettingsForm.php

@@ -10,6 +10,8 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
  * Configure statistics settings for this site.
+ *
+ * @internal
  */
 class StatisticsSettingsForm extends ConfigFormBase {
 

web/core/modules/statistics/src/StatisticsViewsResult.php

@@ -23,9 +23,9 @@ class StatisticsViewsResult {
   protected $timestamp;
 
   public function __construct($total_count, $day_count, $timestamp) {
-    $this->totalCount = $total_count;
-    $this->dayCount = $day_count;
-    $this->timestamp = $timestamp;
+    $this->totalCount = (int) $total_count;
+    $this->dayCount = (int) $day_count;
+    $this->timestamp = (int) $timestamp;
   }
 
   /**
@@ -37,7 +37,6 @@ class StatisticsViewsResult {
     return $this->totalCount;
   }
 
-
   /**
    * Total number of times the entity has been viewed "today".
    *
@@ -47,7 +46,6 @@ class StatisticsViewsResult {
     return $this->dayCount;
   }
 
-
   /**
    * Timestamp of when the entity was last viewed.
    *

web/core/modules/statistics/statistics.es6.js

@@ -0,0 +1,15 @@
+/**
+ * @file
+ * Statistics functionality.
+ */
+
+(function($, Drupal, drupalSettings) {
+  $(document).ready(() => {
+    $.ajax({
+      type: 'POST',
+      cache: false,
+      url: drupalSettings.statistics.url,
+      data: drupalSettings.statistics.data,
+    });
+  });
+})(jQuery, Drupal, drupalSettings);

web/core/modules/statistics/statistics.info.yml

@@ -6,4 +6,4 @@ version: VERSION
 core: 8.x
 configure: statistics.settings
 dependencies:
-  - node
+  - drupal:node

web/core/modules/statistics/statistics.js

@@ -1,12 +1,11 @@
 /**
- * @file
- * Statistics functionality.
- */
+* DO NOT EDIT THIS FILE.
+* See the following change record for more information,
+* https://www.drupal.org/node/2815083
+* @preserve
+**/
 
 (function ($, Drupal, drupalSettings) {
-
-  'use strict';
-
   $(document).ready(function () {
     $.ajax({
       type: 'POST',
@@ -15,4 +14,4 @@
       data: drupalSettings.statistics.data
     });
   });
-})(jQuery, Drupal, drupalSettings);
+})(jQuery, Drupal, drupalSettings);

web/core/modules/statistics/statistics.module

@@ -41,7 +41,7 @@ function statistics_help($route_name, RouteMatchInterface $route_match) {
 function statistics_node_view(array &$build, EntityInterface $node, EntityViewDisplayInterface $display, $view_mode) {
   if (!$node->isNew() && $view_mode == 'full' && node_is_page($node) && empty($node->in_preview)) {
     $build['#attached']['library'][] = 'statistics/drupal.statistics';
-    $settings = ['data' => ['nid' => $node->id()], 'url' => Url::fromUri('base:' . drupal_get_path('module', 'statistics') . '/statistics.php')->toString()];
+    $settings = ['data' => ['nid' => $node->id()], 'url' => \Drupal::request()->getBasePath() . '/' . drupal_get_path('module', 'statistics') . '/statistics.php'];
     $build['#attached']['drupalSettings']['statistics'] = $settings;
   }
 }

web/core/modules/statistics/statistics.views.inc

@@ -9,7 +9,7 @@
  * Implements hook_views_data().
  */
 function statistics_views_data() {
-  $data['node_counter']['table']['group']  = t('Content statistics');
+  $data['node_counter']['table']['group'] = t('Content statistics');
 
   $data['node_counter']['table']['join'] = [
     'node_field_data' => [

web/core/modules/statistics/tests/modules/statistics_test_views/statistics_test_views.info.yml

@@ -5,5 +5,5 @@ package: Testing
 version: VERSION
 core: 8.x
 dependencies:
-  - statistics
-  - views
+  - drupal:statistics
+  - drupal:views

web/core/modules/statistics/tests/src/Functional/StatisticsAdminTest.php

@@ -38,7 +38,7 @@ class StatisticsAdminTest extends BrowserTestBase {
   /**
    * The Guzzle HTTP client.
    *
-   * @var \GuzzleHttp\Client;
+   * @var \GuzzleHttp\Client
    */
   protected $client;
 

web/core/modules/statistics/tests/src/Functional/StatisticsAttachedTest.php

@@ -46,7 +46,7 @@ class StatisticsAttachedTest extends BrowserTestBase {
     $node = Node::create([
       'type' => 'page',
       'title' => 'Page node',
-      'body' => 'body text'
+      'body' => 'body text',
     ]);
     $node->save();
     $this->drupalGet('node/' . $node->id());

web/core/modules/statistics/tests/src/Functional/StatisticsLoggingTest.php

@@ -39,7 +39,7 @@ class StatisticsLoggingTest extends BrowserTestBase {
   /**
    * The Guzzle HTTP client.
    *
-   * @var \GuzzleHttp\Client;
+   * @var \GuzzleHttp\Client
    */
   protected $client;
 
@@ -125,7 +125,7 @@ class StatisticsLoggingTest extends BrowserTestBase {
     $post = ['nid' => $this->node->id()];
     $this->client->post($base_root . $stats_path, ['form_params' => $post]);
     $node_counter = statistics_get($this->node->id());
-    $this->assertIdentical($node_counter['totalcount'], '1');
+    $this->assertIdentical($node_counter['totalcount'], 1);
 
     // Try fetching statistics for an invalid node ID and verify it returns
     // FALSE.

web/core/modules/statistics/tests/src/Functional/StatisticsReportsTest.php

@@ -3,7 +3,7 @@
 namespace Drupal\Tests\statistics\Functional;
 
 use Drupal\Core\Cache\Cache;
-use Drupal\system\Tests\Cache\AssertPageCacheContextsAndTagsTrait;
+use Drupal\Tests\system\Functional\Cache\AssertPageCacheContextsAndTagsTrait;
 
 /**
  * Tests display of statistics report blocks.

web/core/modules/statistics/tests/src/Functional/StatisticsTokenReplaceTest.php

@@ -9,6 +9,7 @@ namespace Drupal\Tests\statistics\Functional;
  * @group statistics
  */
 class StatisticsTokenReplaceTest extends StatisticsTestBase {
+
   /**
    * Creates a node, then tests the statistics tokens generated from it.
    */

web/core/modules/statistics/tests/src/Functional/Views/IntegrationTest.php

@@ -1,8 +1,8 @@
 <?php
 
-namespace Drupal\statistics\Tests\Views;
+namespace Drupal\Tests\statistics\Functional\Views;
 
-use Drupal\views\Tests\ViewTestBase;
+use Drupal\Tests\views\Functional\ViewTestBase;
 use Drupal\views\Tests\ViewTestData;
 
 /**
@@ -42,8 +42,8 @@ class IntegrationTest extends ViewTestBase {
    */
   public static $testViews = ['test_statistics_integration'];
 
-  protected function setUp() {
-    parent::setUp();
+  protected function setUp($import_test_views = TRUE) {
+    parent::setUp($import_test_views);
 
     ViewTestData::createTestViews(get_class($this), ['statistics_test_views']);
 
@@ -74,7 +74,7 @@ class IntegrationTest extends ViewTestBase {
     // @see \Drupal\statistics\Tests\StatisticsLoggingTest::testLogging().
     global $base_url;
     $stats_path = $base_url . '/' . drupal_get_path('module', 'statistics') . '/statistics.php';
-    $client = \Drupal::httpClient();
+    $client = $this->getHttpClient();
     $client->post($stats_path, ['form_params' => ['nid' => $this->node->id()]]);
     $this->drupalGet('test_statistics_integration');
 

web/core/modules/statistics/tests/src/FunctionalJavascript/StatisticsLoggingTest.php

@@ -0,0 +1,87 @@
+<?php
+
+namespace Drupal\Tests\statistics\FunctionalJavascript;
+
+use Drupal\Core\Session\AccountInterface;
+use Drupal\FunctionalJavascriptTests\WebDriverTestBase;
+use Drupal\language\Entity\ConfigurableLanguage;
+use Drupal\user\Entity\Role;
+
+/**
+ * Tests that statistics works.
+ *
+ * @group system
+ */
+class StatisticsLoggingTest extends WebDriverTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['node', 'statistics', 'language'];
+
+  /**
+   * Node for tests.
+   *
+   * @var \Drupal\node\Entity\Node
+   */
+  protected $node;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->config('statistics.settings')
+      ->set('count_content_views', 1)
+      ->save();
+
+    Role::load(AccountInterface::ANONYMOUS_ROLE)
+      ->grantPermission('view post access counter')
+      ->save();
+
+    // Add another language to enable multilingual path processor.
+    ConfigurableLanguage::create(['id' => 'xx'])->save();
+    $this->config('language.negotiation')->set('url.prefixes.en', 'en')->save();
+
+    $this->drupalCreateContentType(['type' => 'page', 'name' => 'Basic page']);
+    $this->node = $this->drupalCreateNode();
+  }
+
+  /**
+   * Tests that statistics works with different addressing variants.
+   */
+  public function testLoggingPage() {
+    // At the first request, the page does not contain statistics counter.
+    $this->assertNull($this->getStatisticsCounter('node/1'));
+    $this->assertSame(1, $this->getStatisticsCounter('node/1'));
+    $this->assertSame(2, $this->getStatisticsCounter('en/node/1'));
+    $this->assertSame(3, $this->getStatisticsCounter('en/node/1'));
+    $this->assertSame(4, $this->getStatisticsCounter('index.php/node/1'));
+    $this->assertSame(5, $this->getStatisticsCounter('index.php/node/1'));
+    $this->assertSame(6, $this->getStatisticsCounter('index.php/en/node/1'));
+    $this->assertSame(7, $this->getStatisticsCounter('index.php/en/node/1'));
+  }
+
+  /**
+   * Gets counter of views by path.
+   *
+   * @param string $path
+   *   A path to node.
+   *
+   * @return int|null
+   *   A counter of views. Returns NULL if the page does not contain statistics.
+   */
+  protected function getStatisticsCounter($path) {
+    $this->drupalGet($path);
+    // Wait while statistics module send ajax request.
+    $this->assertSession()->assertWaitOnAjaxRequest();
+    // Resaving the node to call the hook_node_links_alter(), which is used to
+    // update information on the page. See statistics_node_links_alter().
+    $this->node->save();
+
+    $field_counter = $this->getSession()->getPage()->find('css', '.statistics-counter');
+    return $field_counter ? (int) explode(' ', $field_counter->getText())[0] : NULL;
+  }
+
+}

web/core/modules/statistics/tests/src/Kernel/Migrate/d6/MigrateNodeCounterTest.php

@@ -0,0 +1,92 @@
+<?php
+
+namespace Drupal\Tests\statistics\Kernel\Migrate\d6;
+
+use Drupal\Tests\migrate_drupal\Kernel\d6\MigrateDrupal6TestBase;
+
+/**
+ * Tests the migration of node counter data to Drupal 8.
+ *
+ * @group statistics
+ */
+class MigrateNodeCounterTest extends MigrateDrupal6TestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = [
+    'content_translation',
+    'language',
+    'menu_ui',
+    // Required for translation migrations.
+    'migrate_drupal_multilingual',
+    'node',
+    'statistics',
+    'text',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->installEntitySchema('node');
+    $this->installConfig('node');
+    $this->installSchema('node', ['node_access']);
+    $this->installSchema('statistics', ['node_counter']);
+
+    $this->executeMigrations([
+      'language',
+      'd6_filter_format',
+      'd6_user_role',
+      'd6_node_settings',
+      'd6_user',
+      'd6_node_type',
+      'd6_language_content_settings',
+      'd6_node',
+      'd6_node_translation',
+      'statistics_node_counter',
+    ]);
+  }
+
+  /**
+   * Tests migration of node counter.
+   */
+  public function testStatisticsSettings() {
+    $this->assertNodeCounter(1, 2, 0, 1421727536);
+    $this->assertNodeCounter(2, 1, 0, 1471428059);
+    $this->assertNodeCounter(3, 1, 0, 1471428153);
+    $this->assertNodeCounter(4, 1, 1, 1478755275);
+    $this->assertNodeCounter(5, 1, 1, 1478755314);
+    $this->assertNodeCounter(10, 5, 1, 1521137459);
+    $this->assertNodeCounter(12, 3, 0, 1521137469);
+
+    // Tests that translated node counts include all translation counts.
+    $this->executeMigration('statistics_node_translation_counter');
+    $this->assertNodeCounter(10, 8, 2, 1521137463);
+    $this->assertNodeCounter(12, 5, 1, 1521137470);
+  }
+
+  /**
+   * Asserts various aspects of a node counter.
+   *
+   * @param int $nid
+   *   The node ID.
+   * @param int $total_count
+   *   The expected total count.
+   * @param int $day_count
+   *   The expected day count.
+   * @param int $timestamp
+   *   The expected timestamp.
+   */
+  protected function assertNodeCounter($nid, $total_count, $day_count, $timestamp) {
+    /** @var \Drupal\statistics\StatisticsViewsResult $statistics */
+    $statistics = $this->container->get('statistics.storage.node')->fetchView($nid);
+    // @todo Remove casting after https://www.drupal.org/node/2926069 lands.
+    $this->assertSame($total_count, (int) $statistics->getTotalCount());
+    $this->assertSame($day_count, (int) $statistics->getDayCount());
+    $this->assertSame($timestamp, (int) $statistics->getTimestamp());
+  }
+
+}

web/core/modules/statistics/tests/src/Kernel/Migrate/d7/MigrateNodeCounterTest.php

@@ -0,0 +1,86 @@
+<?php
+
+namespace Drupal\Tests\statistics\Kernel\Migrate\d7;
+
+use Drupal\Tests\migrate_drupal\Kernel\d7\MigrateDrupal7TestBase;
+
+/**
+ * Tests the migration of node counter data to Drupal 8.
+ *
+ * @group statistics
+ */
+class MigrateNodeCounterTest extends MigrateDrupal7TestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = [
+    'content_translation',
+    'language',
+    'menu_ui',
+    // Required for translation migrations.
+    'migrate_drupal_multilingual',
+    'node',
+    'statistics',
+    'text',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->installEntitySchema('node');
+    $this->installConfig('node');
+    $this->installSchema('node', ['node_access']);
+    $this->installSchema('statistics', ['node_counter']);
+
+    $this->executeMigrations([
+      'language',
+      'd7_user_role',
+      'd7_user',
+      'd7_node_type',
+      'd7_language_content_settings',
+      'd7_node',
+      'd7_node_translation',
+      'statistics_node_counter',
+    ]);
+  }
+
+  /**
+   * Tests migration of node counter.
+   */
+  public function testStatisticsSettings() {
+    $this->assertNodeCounter(1, 2, 0, 1421727536);
+    $this->assertNodeCounter(2, 1, 0, 1471428059);
+    $this->assertNodeCounter(4, 1, 1, 1478755275);
+
+    // Tests that translated node counts include all translation counts.
+    $this->executeMigration('statistics_node_translation_counter');
+    $this->assertNodeCounter(2, 2, 0, 1471428153);
+    $this->assertNodeCounter(4, 2, 2, 1478755314);
+  }
+
+  /**
+   * Asserts various aspects of a node counter.
+   *
+   * @param int $nid
+   *   The node ID.
+   * @param int $total_count
+   *   The expected total count.
+   * @param int $day_count
+   *   The expected day count.
+   * @param int $timestamp
+   *   The expected timestamp.
+   */
+  protected function assertNodeCounter($nid, $total_count, $day_count, $timestamp) {
+    /** @var \Drupal\statistics\StatisticsViewsResult $statistics */
+    $statistics = $this->container->get('statistics.storage.node')->fetchView($nid);
+    // @todo Remove casting after https://www.drupal.org/node/2926069 lands.
+    $this->assertSame($total_count, (int) $statistics->getTotalCount());
+    $this->assertSame($day_count, (int) $statistics->getDayCount());
+    $this->assertSame($timestamp, (int) $statistics->getTimestamp());
+  }
+
+}

web/core/modules/statistics/tests/src/Kernel/Plugin/migrate/source/NodeCounterTest.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace Drupal\Tests\statistics\Kernel\Plugin\migrate\source;
+
+use Drupal\Tests\migrate\Kernel\MigrateSqlSourceTestBase;
+
+/**
+ * Tests the node_counter source plugin.
+ *
+ * @covers \Drupal\statistics\Plugin\migrate\source\NodeCounter
+ *
+ * @group statistics
+ */
+class NodeCounterTest extends MigrateSqlSourceTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['migrate_drupal', 'statistics'];
+
+  /**
+   * {@inheritdoc}
+   */
+  public function providerSource() {
+    $tests = [];
+
+    // The source data.
+    $tests[0]['source_data']['node_counter'] = [
+      [
+        'nid' => 1,
+        'totalcount' => 2,
+        'daycount' => 0,
+        'timestamp' => 1421727536,
+      ],
+      [
+        'nid' => 2,
+        'totalcount' => 1,
+        'daycount' => 0,
+        'timestamp' => 1471428059,
+      ],
+      [
+        'nid' => 3,
+        'totalcount' => 1,
+        'daycount' => 0,
+        'timestamp' => 1471428153,
+      ],
+      [
+        'nid' => 4,
+        'totalcount' => 1,
+        'daycount' => 1,
+        'timestamp' => 1478755275,
+      ],
+      [
+        'nid' => 5,
+        'totalcount' => 1,
+        'daycount' => 1,
+        'timestamp' => 1478755314,
+      ],
+    ];
+
+    // The expected results.
+    $tests[0]['expected_data'] = $tests[0]['source_data']['node_counter'];
+
+    return $tests;
+  }
+
+}

web/core/modules/statistics/tests/src/Unit/StatisticsViewsResultTest.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Drupal\Tests\statistics\Unit;
+
+use Drupal\statistics\StatisticsViewsResult;
+use Drupal\Tests\UnitTestCase;
+
+/**
+ * @coversDefaultClass \Drupal\statistics\StatisticsViewsResult
+ * @group statistics
+ */
+class StatisticsViewsResultTest extends UnitTestCase {
+
+  /**
+   * Tests migration of node counter.
+   *
+   * @covers ::__construct
+   *
+   * @dataProvider providerTestStatisticsCount
+   */
+  public function testStatisticsCount($total_count, $day_count, $timestamp) {
+    $statistics = new StatisticsViewsResult($total_count, $day_count, $timestamp);
+    $this->assertSame((int) $total_count, $statistics->getTotalCount());
+    $this->assertSame((int) $day_count, $statistics->getDayCount());
+    $this->assertSame((int) $timestamp, $statistics->getTimestamp());
+  }
+
+  public function providerTestStatisticsCount() {
+    return [
+      [2, 0, 1421727536],
+      [1, 0, 1471428059],
+      [1, 1, 1478755275],
+      ['1', '1', '1478755275'],
+    ];
+  }
+
+}