entity_reference_revisions__2799479.patch

diff --git a/entity_reference_revisions.views.inc b/entity_reference_revisions.views.inc
index 6dd8ec6..8bee7a0 100644
--- a/entity_reference_revisions.views.inc
+++ b/entity_reference_revisions.views.inc
@@ -5,68 +5,216 @@
  * Provides views data for the entity_reference_revisions module.
  */

+use Drupal\Core\Entity\FieldableEntityInterface;
+use Drupal\Core\Entity\Sql\SqlEntityStorageInterface;
 use Drupal\field\FieldStorageConfigInterface;

+/**
+ * Implements hook_views_data().
+ *
+ * Adds relationships for entity_reference_revisions base fields.
+ *
+ * @todo remove this when https://www.drupal.org/node/2337515 is in.
+ */
+function entity_reference_revisions_views_data() {
+  $entity_type_manager = \Drupal::entityTypeManager();
+  $entity_field_manager = \Drupal::service('entity_field.manager');
+
+  // Get all entity_reference_revisions base fields.
+  /** @var \Drupal\Core\Entity\EntityTypeInterface[] $entity_types */
+  $entity_types = [];
+  $sql_entity_types = [];
+  $fields_all = [];
+  // Ensure origin and target entity types are SQL.
+  foreach ($entity_type_manager->getDefinitions() as $entity_type) {
+    if ($entity_type->hasHandlerClass('views_data') && $entity_type_manager->getStorage($entity_type->id()) instanceof SqlEntityStorageInterface) {
+      $sql_entity_types[$entity_type->id()] = $entity_type->id();
+      // Only fieldable entities have base fields.
+      if ($entity_type->entityClassImplements(FieldableEntityInterface::CLASS)) {
+        $entity_types[$entity_type->id()] = $entity_type;
+        /** @var \Drupal\Core\Field\FieldDefinitionInterface $base_field */
+        foreach ($entity_field_manager->getBaseFieldDefinitions($entity_type->id()) as $base_field) {
+          if ($base_field->getType() == 'entity_reference_revisions') {
+            $fields_all[$entity_type->id()][] = $base_field;
+          }
+        }
+      }
+    }
+  }
+
+  $data = [];
+  foreach ($fields_all as $entity_type_id => $fields) {
+    /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
+    $table_mapping = $entity_type_manager->getStorage($entity_type_id)->getTableMapping();
+
+    $entity_type = $entity_types[$entity_type_id];
+    $base_table = $entity_type->getDataTable() ?: $entity_type->getBaseTable();
+
+    /** @var \Drupal\Core\Field\BaseFieldDefinition[] $fields */
+    foreach ($fields as $field) {
+      // Add a relationship to the target entity type.
+      $target_entity_type_id = $field->getSettings()['target_type'];
+      $target_entity_type = $entity_type_manager->getDefinition($target_entity_type_id);
+      $entity_type_id = $field->getTargetEntityTypeId();
+      $entity_type = $entity_type_manager->getDefinition($entity_type_id);
+      $field_name = $field->getName();
+      // Unlimited (-1) or > 1 store field data in a dedicated table.
+      $table = $field->getCardinality() == 1 ? $base_table : $entity_type->getBaseTable() . '__' . $field_name;
+      $target_table = $target_entity_type->getDataTable() ?: $target_entity_type->getBaseTable();
+
+      foreach (['id' => 'id', 'revision' => 'revision_id'] as $key => $column) {
+        if ($key == 'id' || !$target_entity_type->isRevisionable()) {
+          $target_base_table = $target_entity_type->getDataTable() ?: $target_entity_type->getBaseTable();
+        }
+        else {
+          $target_base_table = $target_entity_type->getRevisionDataTable() ?: $target_entity_type->getRevisionTable();
+        }
+
+        // Provide a relationship for the entity type with the entity reference
+        // revisions field.
+        $args = [
+          '@label' => $target_entity_type->getLabel(),
+          '@field_name' => $field_name,
+        ];
+        $relationship_field = $field->getCardinality() == 1 ? $field_name . '__target_' . $column : $field_name . '_target_' . $column;
+        $data[$table][$field_name . '_target_' . $column]['relationship'] = [
+          'title' => $key == 'id' ? t('@label referenced from @field_name', $args) : t('@label revision referenced from @field_name', $args),
+          'label' => $key == 'id' ? t('@field_name: @label', $args) : t('@field_name: @label revision', $args),
+          'group' => $entity_type->getLabel(),
+          'help' => t('Base field, appears in all bundles'),
+          'id' => 'standard',
+          'base' => $target_base_table,
+          'entity type' => $target_entity_type_id,
+          'base field' => $target_entity_type->getKey($key),
+          'relationship field' => $relationship_field,
+        ];
+
+        if ($key == 'id' || !$entity_type->isRevisionable()) {
+          $base_table = $entity_type->getDataTable() ?: $entity_type->getBaseTable();
+        }
+        else {
+          $base_table = $entity_type->getRevisionDataTable() ?: $entity_type->getRevisionTable();
+        }
+
+        // Provide a reverse relationship for the entity type that is referenced
+        // by the entity reference revisions field.
+        $args['@entity'] = $entity_type->getLabel();
+        $args['@label'] = $target_entity_type->getSingularLabel();
+        $pseudo_field_name = 'reverse__' . $entity_type_id . '__' . $field_name . '_target_' . $column;
+        if ($field->getCardinality() == 1) {
+          $field_data = [
+            'id' => 'standard',
+            'base field' => $field_name . '__target_' . $column,
+            'field' => $target_entity_type->getKey('id'),
+          ];
+        }
+        else {
+          $field_data = [
+            'id' => $key == 'id' ? 'entity_reverse' : 'entity_reference_revisions',
+            'entity_type' => $entity_type_id,
+            'base field' => $entity_type->getKey('id'),
+            'field_name' => $field_name,
+            'field table' => $key == 'id' ? $table_mapping->getDedicatedDataTableName($field) : $table_mapping->getDedicatedRevisionTableName($field),
+            'field field' => $field_name . '_target_' . $column,
+            'join_extra' => [
+              [
+                'field' => 'deleted',
+                'value' => 0,
+                'numeric' => TRUE,
+              ],
+            ],
+          ];
+        }
+        $data[$target_table][$pseudo_field_name]['relationship'] = [
+          'title' => $key == 'id' ? t('@entity using @field_name', $args) : t('@entity revision using @field_name', $args),
+          'label' => $key == 'id' ? t('@field_name', ['@field_name' => $field_name]) : t('@field_name revision', ['@field_name' => $field_name]),
+          'group' => $target_entity_type->getLabel(),
+          'help' => $key == 'id' ? t('Relate each @entity with a @field_name set to the @label.', $args) : t('Relate each @entity revision with a @field_name set to the @label.', $args),
+          'base' => $base_table,
+        ] + $field_data;
+      }
+    }
+  }
+
+  return $data;
+}
+
 /**
  * Implements hook_field_views_data().
  */
 function entity_reference_revisions_field_views_data(FieldStorageConfigInterface $field_storage) {
   $data = views_field_default_views_data($field_storage);
   $entity_manager = \Drupal::entityTypeManager();
+
+  // Add a relationship to the target entity type.
+  $target_entity_type_id = $field_storage->getSetting('target_type');
+  $target_entity_type = $entity_manager->getDefinition($target_entity_type_id);
+  $entity_type_id = $field_storage->getTargetEntityTypeId();
+  $entity_type = $entity_manager->getDefinition($entity_type_id);
+  $field_name = $field_storage->getName();
+  /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
+  $table_mapping = $entity_manager->getStorage($entity_type_id)->getTableMapping();
+
   foreach ($data as $table_name => $table_data) {
-    // Add a relationship to the target entity type.
-    $target_entity_type_id = $field_storage->getSetting('target_type');
-    $target_entity_type = $entity_manager->getDefinition($target_entity_type_id);
-    $entity_type_id = $field_storage->getTargetEntityTypeId();
-    $entity_type = $entity_manager->getDefinition($entity_type_id);
-    $target_base_table = $target_entity_type->getDataTable() ?: $target_entity_type->getBaseTable();
-    $field_name = $field_storage->getName();
-
-    // Provide a relationship for the entity type with the entity reference
-    // revisions field.
-    $args = array(
-      '@label' => $target_entity_type->getLabel(),
-      '@field_name' => $field_name,
-    );
-    $data[$table_name][$field_name]['relationship'] = array(
-      'title' => t('@label referenced from @field_name', $args),
-      'label' => t('@field_name: @label', $args),
-      'group' => $entity_type->getLabel(),
-      'help' =>  t('Appears in: @bundles.', array('@bundles' => implode(', ', $field_storage->getBundles()))),
-      'id' => 'standard',
-      'base' => $target_base_table,
-      'entity type' => $target_entity_type_id,
-      'base field' => $target_entity_type->getKey('revision'),
-      'relationship field' => $field_name . '_target_revision_id',
-    );
-
-    // Provide a reverse relationship for the entity type that is referenced by
-    // the field.
-    $args['@entity'] = $entity_type->getLabel();
-    $args['@label'] = $target_entity_type->getSingularLabel();
-    $pseudo_field_name = 'reverse__' . $entity_type_id . '__' . $field_name;
-    /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
-    $table_mapping = $entity_manager->getStorage($entity_type_id)->getTableMapping();
-    $data[$target_base_table][$pseudo_field_name]['relationship'] = array(
-      'title' => t('@entity using @field_name', $args),
-      'label' => t('@field_name', array('@field_name' => $field_name)),
-      'group' => $target_entity_type->getLabel(),
-      'help' => t('Relate each @entity with a @field_name set to the @label.', $args),
-      'id' => 'entity_reverse',
-      'base' => $entity_type->getDataTable() ?: $entity_type->getBaseTable(),
-      'entity_type' => $entity_type_id,
-      'base field' => $entity_type->getKey('revision'),
-      'field_name' => $field_name,
-      'field table' => $table_mapping->getDedicatedDataTableName($field_storage),
-      'field field' => $field_name . '_target_revision_id',
-      'join_extra' => array(
-        array(
-          'field' => 'deleted',
-          'value' => 0,
-          'numeric' => TRUE,
-        ),
-      ),
-    );
+    foreach (['id' => 'id', 'revision' => 'revision_id'] as $key => $column) {
+      if ($key == 'id' || !$target_entity_type->isRevisionable()) {
+        $target_base_table = $target_entity_type->getDataTable() ?: $target_entity_type->getBaseTable();
+      }
+      else {
+        $target_base_table = $target_entity_type->getRevisionDataTable() ?: $target_entity_type->getRevisionTable();
+      }
+
+      // Provide a relationship for the entity type with the entity reference
+      // revisions field.
+      $args = [
+        '@label' => $target_entity_type->getLabel(),
+        '@field_name' => $field_name,
+      ];
+      $data[$table_name][$field_name . '_target_' . $column]['relationship'] = [
+        'title' => $key == 'id' ? t('@label referenced from @field_name', $args) : t('@label revision referenced from @field_name', $args),
+        'label' => $key == 'id' ? t('@field_name: @label', $args) : t('@field_name: @label revision', $args),
+        'group' => $entity_type->getLabel(),
+        'help' => t('Appears in: @bundles.', ['@bundles' => implode(', ', $field_storage->getBundles())]),
+        'id' => 'standard',
+        'base' => $target_base_table,
+        'entity type' => $target_entity_type_id,
+        'base field' => $target_entity_type->getKey($key),
+        'relationship field' => $field_name . '_target_' . $column,
+      ];
+
+      if ($key == 'id' || !$entity_type->isRevisionable()) {
+        $base_table = $entity_type->getDataTable() ?: $entity_type->getBaseTable();
+      }
+      else {
+        $base_table = $entity_type->getRevisionDataTable() ?: $entity_type->getRevisionTable();
+      }
+
+      // Provide a reverse relationship for the entity type that is referenced
+      // by the field.
+      $args['@entity'] = $entity_type->getLabel();
+      $args['@label'] = $target_entity_type->getSingularLabel();
+      $pseudo_field_name = 'reverse__' . $entity_type_id . '__' . $field_name . '_target_' . $column;
+      $data[$target_base_table][$pseudo_field_name]['relationship'] = [
+        'title' => $key == 'id' ? t('@entity using @field_name', $args) : t('@entity revision using @field_name', $args),
+        'label' => $key == 'id' ? t('@field_name', ['@field_name' => $field_name]) : t('@field_name revision', ['@field_name' => $field_name]),
+        'group' => $target_entity_type->getLabel(),
+        'help' => $key == 'id' ? t('Relate each @entity with a @field_name set to the @label.', $args) : t('Relate each @entity revision with a @field_name set to the @label.', $args),
+        'id' => $key == 'id' ? 'entity_reverse' : 'entity_reference_revisions',
+        'base' => $base_table,
+        'entity_type' => $entity_type_id,
+        'base field' => $entity_type->getKey($key),
+        'field_name' => $field_name,
+        'field table' => $key == 'id' ? $table_mapping->getDedicatedDataTableName($field_storage) : $table_mapping->getDedicatedRevisionTableName($field_storage),
+        'field field' => $field_name . '_target_' . $column,
+        'join_extra' => [
+          [
+            'field' => 'deleted',
+            'value' => 0,
+            'numeric' => TRUE,
+          ],
+        ],
+      ];
+    }
   }

   return $data;
diff --git a/src/Plugin/views/relationship/EntityReferenceRevisions.php b/src/Plugin/views/relationship/EntityReferenceRevisions.php
new file mode 100644
index 0000000..90560f4
--- /dev/null
+++ b/src/Plugin/views/relationship/EntityReferenceRevisions.php
@@ -0,0 +1,119 @@
+<?php
+
+namespace Drupal\entity_reference_revisions\Plugin\views\relationship;
+
+use Drupal\views\Plugin\views\relationship\RelationshipPluginBase;
+use Drupal\views\Plugin\ViewsHandlerManager;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * A relationship handlers which reverse entity revisioned references.
+ *
+ * @ingroup views_relationship_handlers
+ *
+ * @ViewsRelationship("entity_reference_revisions")
+ */
+class EntityReferenceRevisions extends RelationshipPluginBase {
+
+  /**
+   * The Views join plugin manager.
+   *
+   * @var \Drupal\views\Plugin\ViewsHandlerManager
+   */
+  protected $joinManager;
+
+  /**
+   * Constructs an EntityReferenceRevisions object.
+   *
+   * @param array $configuration
+   *   A configuration array containing information about the plugin instance.
+   * @param string $plugin_id
+   *   The plugin_id for the plugin instance.
+   * @param mixed $plugin_definition
+   *   The plugin implementation definition.
+   * @param \Drupal\views\Plugin\ViewsHandlerManager $join_manager
+   *   The views plugin join manager.
+   */
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, ViewsHandlerManager $join_manager) {
+    parent::__construct($configuration, $plugin_id, $plugin_definition);
+    $this->joinManager = $join_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
+    return new static(
+      $configuration,
+      $plugin_id,
+      $plugin_definition,
+      $container->get('plugin.manager.views.join')
+    );
+  }
+
+  /**
+   * Called to implement a relationship in a query.
+   */
+  public function query() {
+    $this->ensureMyTable();
+    // First, relate our base table to the current base table to the
+    // field, using the base table's id field to the field's column.
+    $views_data = $this->viewsData->get($this->table);
+    $left_field = $views_data['table']['base']['field'];
+
+    $first = [
+      'left_table' => $this->tableAlias,
+      'left_field' => $left_field,
+      'table' => $this->definition['field table'],
+      'field' => $this->definition['field field'],
+      'adjusted' => TRUE,
+    ];
+    if (!empty($this->options['required'])) {
+      $first['type'] = 'INNER';
+    }
+
+    if (!empty($this->definition['join_extra'])) {
+      $first['extra'] = $this->definition['join_extra'];
+    }
+
+    if (!empty($def['join_id'])) {
+      $id = $def['join_id'];
+    }
+    else {
+      $id = 'standard';
+    }
+    $first_join = $this->joinManager->createInstance($id, $first);
+
+
+    $this->first_alias = $this->query->addTable($this->definition['field table'], $this->relationship, $first_join);
+
+    // Second, relate the field table to the entity specified using
+    // the entity id on the field table and the entity's id field.
+    $second = [
+      'left_table' => $this->first_alias,
+      'left_field' => 'revision_id',
+      'table' => $this->definition['base'],
+      'field' => $this->definition['base field'],
+      'adjusted' => TRUE,
+    ];
+
+    if (!empty($this->options['required'])) {
+      $second['type'] = 'INNER';
+    }
+
+    if (!empty($def['join_id'])) {
+      $id = $def['join_id'];
+    }
+    else {
+      $id = 'standard';
+    }
+    $second_join = $this->joinManager->createInstance($id, $second);
+    $second_join->adjusted = TRUE;
+
+    // Use a short alias for this:
+    $alias = $this->definition['field_name'] . '_' . $this->table;
+
+    $this->alias = $this->query->addRelationship($alias, $second_join, $this->definition['base'], $this->relationship);
+  }
+
+}
diff --git a/tests/modules/entity_composite_relationship_test/config/install/views.view.composite_entities.yml b/tests/modules/entity_composite_relationship_test/config/install/views.view.composite_entities.yml
new file mode 100644
index 0000000..eaa55f7
--- /dev/null
+++ b/tests/modules/entity_composite_relationship_test/config/install/views.view.composite_entities.yml
@@ -0,0 +1,249 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - entity_composite_relationship_test
+    - entity_reference_revisions
+    - node
+id: composite_entities
+label: 'Composite entities'
+module: views
+description: ''
+tag: ''
+base_table: entity_test_composite_field_data
+base_field: id
+core: 8.x
+display:
+  default:
+    display_plugin: default
+    id: default
+    display_title: Master
+    position: 0
+    display_options:
+      access:
+        type: none
+        options: {  }
+      cache:
+        type: tag
+        options: {  }
+      query:
+        type: views_query
+        options:
+          disable_sql_rewrite: false
+          distinct: false
+          replica: false
+          query_comment: ''
+          query_tags: {  }
+      exposed_form:
+        type: basic
+        options:
+          submit_button: Apply
+          reset_button: false
+          reset_button_label: Reset
+          exposed_sorts_label: 'Sort by'
+          expose_sort_order: true
+          sort_asc_label: Asc
+          sort_desc_label: Desc
+      pager:
+        type: mini
+        options:
+          items_per_page: 50
+          offset: 0
+          id: 0
+          total_pages: null
+          expose:
+            items_per_page: false
+            items_per_page_label: 'Items per page'
+            items_per_page_options: '5, 10, 25, 50'
+            items_per_page_options_all: false
+            items_per_page_options_all_label: '- All -'
+            offset: false
+            offset_label: Offset
+          tags:
+            previous: ‹‹
+            next: ››
+      style:
+        type: table
+      row:
+        type: fields
+      fields:
+        name:
+          table: entity_test_composite_field_data
+          field: name
+          id: name
+          entity_type: null
+          entity_field: name
+          plugin_id: field
+          relationship: none
+          group_type: group
+          admin_label: ''
+          label: Name
+          exclude: false
+          alter:
+            alter_text: false
+            text: ''
+            make_link: false
+            path: ''
+            absolute: false
+            external: false
+            replace_spaces: false
+            path_case: none
+            trim_whitespace: false
+            alt: ''
+            rel: ''
+            link_class: ''
+            prefix: ''
+            suffix: ''
+            target: ''
+            nl2br: false
+            max_length: 0
+            word_boundary: true
+            ellipsis: true
+            more_link: false
+            more_link_text: ''
+            more_link_path: ''
+            strip_tags: false
+            trim: false
+            preserve_tags: ''
+            html: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: true
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_empty: false
+          empty_zero: false
+          hide_alter_empty: true
+          click_sort_column: value
+          type: string
+          settings: {  }
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+        title_1:
+          id: title_1
+          table: node_field_data
+          field: title
+          relationship: reverse__node__field_composite_reference_target_id
+          group_type: group
+          admin_label: ''
+          label: Title
+          exclude: false
+          alter:
+            alter_text: false
+            text: ''
+            make_link: false
+            path: ''
+            absolute: false
+            external: false
+            replace_spaces: false
+            path_case: none
+            trim_whitespace: false
+            alt: ''
+            rel: ''
+            link_class: ''
+            prefix: ''
+            suffix: ''
+            target: ''
+            nl2br: false
+            max_length: 0
+            word_boundary: true
+            ellipsis: true
+            more_link: false
+            more_link_text: ''
+            more_link_path: ''
+            strip_tags: false
+            trim: false
+            preserve_tags: ''
+            html: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: true
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_empty: false
+          empty_zero: false
+          hide_alter_empty: true
+          click_sort_column: value
+          type: string
+          settings:
+            link_to_entity: true
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+          entity_type: node
+          entity_field: title
+          plugin_id: field
+      filters: {  }
+      sorts: {  }
+      title: 'Composite entities'
+      header: {  }
+      footer: {  }
+      empty: {  }
+      relationships:
+        reverse__node__field_composite_reference_target_revision_id:
+          id: reverse__node__field_composite_reference_target_revision_id
+          table: entity_test_composite_field_revision
+          field: reverse__node__field_composite_reference_target_revision_id
+          relationship: none
+          group_type: group
+          admin_label: 'field_composite_reference revision'
+          required: false
+          entity_type: entity_test_composite
+          plugin_id: entity_reference_revisions
+        reverse__node__field_composite_reference_target_id:
+          id: reverse__node__field_composite_reference_target_id
+          table: entity_test_composite_field_data
+          field: reverse__node__field_composite_reference_target_id
+          relationship: none
+          group_type: group
+          admin_label: field_composite_reference
+          required: false
+          entity_type: entity_test_composite
+          plugin_id: entity_reverse
+      arguments: {  }
+      display_extenders: {  }
+    cache_metadata:
+      max-age: -1
+      contexts:
+        - 'languages:language_content'
+        - 'languages:language_interface'
+        - url.query_args
+      tags: {  }
+  page_1:
+    display_plugin: page
+    id: page_1
+    display_title: Page
+    position: 1
+    display_options:
+      display_extenders: {  }
+      path: composite-entities
+    cache_metadata:
+      max-age: -1
+      contexts:
+        - 'languages:language_content'
+        - 'languages:language_interface'
+        - url.query_args
+      tags: {  }
diff --git a/tests/modules/entity_composite_relationship_test/src/Entity/EntityTestCompositeRelationship.php b/tests/modules/entity_composite_relationship_test/src/Entity/EntityTestCompositeRelationship.php
index 9ef825c..8f9c66e 100644
--- a/tests/modules/entity_composite_relationship_test/src/Entity/EntityTestCompositeRelationship.php
+++ b/tests/modules/entity_composite_relationship_test/src/Entity/EntityTestCompositeRelationship.php
@@ -14,6 +14,9 @@ use Drupal\entity_test\Entity\EntityTestMulRev;
  * @ContentEntityType(
  *   id = "entity_test_composite",
  *   label = @Translation("Test entity - composite relationship"),
+ *   handlers = {
+ *     "views_data" = "Drupal\views\EntityViewsData",
+ *   },
  *   base_table = "entity_test_composite",
  *   revision_table = "entity_test_composite_revision",
  *   data_table = "entity_test_composite_field_data",
diff --git a/tests/src/Kernel/EntityReferenceRevisionsViewsTest.php b/tests/src/Kernel/EntityReferenceRevisionsViewsTest.php
new file mode 100644
index 0000000..d050510
--- /dev/null
+++ b/tests/src/Kernel/EntityReferenceRevisionsViewsTest.php
@@ -0,0 +1,129 @@
+<?php
+
+namespace Drupal\Tests\entity_reference_revisions\Kernel;
+
+use Drupal\entity_composite_relationship_test\Entity\EntityTestCompositeRelationship;
+use Drupal\field\Entity\FieldConfig;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\node\Entity\Node;
+use Drupal\node\Entity\NodeType;
+use Drupal\Tests\views\Kernel\ViewsKernelTestBase;
+use Drupal\views\Views;
+
+/**
+ * Tests Views integration for entity_reference_revisions.
+ *
+ * @group entity_reference_revisions
+ */
+class EntityReferenceRevisionsViewsTest extends ViewsKernelTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = [
+    'node',
+    'user',
+    'field',
+    'entity_reference_revisions',
+    'entity_composite_relationship_test',
+    'views',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp($import_test_views = TRUE) {
+    parent::setUp(FALSE);
+
+    $this->installEntitySchema('entity_test_composite');
+    $this->installEntitySchema('node');
+    $this->installSchema('node', ['node_access']);
+    $this->installEntitySchema('user');
+
+    // Create article content type.
+    NodeType::create(['type' => 'article', 'name' => 'Article'])->save();
+
+    // Create the reference to the composite entity test.
+    $field_storage = FieldStorageConfig::create([
+      'field_name' => 'field_composite_reference',
+      'entity_type' => 'node',
+      'type' => 'entity_reference_revisions',
+      'settings' => [
+        'target_type' => 'entity_test_composite',
+      ],
+    ]);
+    $field_storage->save();
+    $field = FieldConfig::create([
+      'field_storage' => $field_storage,
+      'bundle' => 'article',
+      'translatable' => FALSE,
+    ]);
+    $field->save();
+
+    $this->installConfig('entity_composite_relationship_test');
+  }
+
+  /**
+   * Tests the host entity can be referenced in Views.
+   */
+  public function testHostDisplayInView() {
+    // Create the test composite entity.
+    $composite = EntityTestCompositeRelationship::create([
+      'uuid' => $this->randomMachineName(),
+      'name' => 'composite_entity_test',
+    ]);
+    $composite->save();
+
+    // Create a node with a reference to the test composite entity.
+    $node = Node::create([
+      'title' => 'Node title revision 1',
+      'type' => 'article',
+      'field_composite_reference' => $composite,
+    ]);
+    $node->save();
+
+    $view = Views::getView('composite_entities');
+    $this->executeView($view);
+
+    $column_map = [
+      'name' => 'name',
+      'title_1' => 'title_1',
+    ];
+    $this->assertIdenticalResultset($view, [
+      [
+        'name' => 'composite_entity_test',
+        'title_1' => 'Node title revision 1',
+      ],
+    ], $column_map);
+
+    // Set a new revision, composite entity should have a new revision as well.
+    $composite = EntityTestCompositeRelationship::load($composite->id());
+    $composite_original_revision_id = $composite->getRevisionId();
+    $node_original_revision_id = $node->getRevisionId();
+
+    $node->setTitle('Node title revision 2');
+    $node->setNewRevision(TRUE);
+    $node->save();
+    $node_rev_id = $node->getRevisionId();
+
+    // Ensure that we saved a new revision ID.
+    $composite2 = EntityTestCompositeRelationship::load($composite->id());
+    $composite2_rev_id = $composite2->getRevisionId();
+    $this->assertNotEquals($node_rev_id, $node_original_revision_id);
+    $this->assertNotEquals($composite2_rev_id, $composite_original_revision_id);
+
+    // Check if the updated node title is presented in the View result.
+    $view = Views::getView('composite_entities');
+    $this->executeView($view);
+
+    $this->assertIdenticalResultset($view, [
+      [
+        'name' => 'composite_entity_test',
+        'title_1' => 'Node title revision 2',
+      ],
+    ], $column_map);
+  }
+
+}