diff -u b/views/range_handler_argument_numeric_range.inc b/views/range_handler_argument_numeric_range.inc
--- b/views/range_handler_argument_numeric_range.inc
+++ b/views/range_handler_argument_numeric_range.inc
@@ -16,7 +16,7 @@
   public function option_definition() {
     $options = parent::option_definition();
 
-    $options['operator'] = array('default' => 'within', 'bool' => FALSE);
+    $options['operator'] = array('default' => 'within');
     $options['include_endpoints'] = array('default' => FALSE, 'bool' => TRUE);
 
     return $options;
@@ -51,7 +51,6 @@
    * {@inheritdoc}
    */
   public function query($group_by = FALSE) {
-    $this->ensure_my_table();
     list($field_from, $field_to) = $this->get_range_subfields();
 
     $operators = array(
@@ -85,6 +84,7 @@
    *   FROM and TO values database field names.
    */
   protected function get_range_subfields() {
+    $this->ensure_my_table();
     return array(
       $this->table_alias . '.' . $this->definition['additional fields']['from'],
       $this->table_alias . '.' . $this->definition['additional fields']['to']
@@ -111,13 +111,13 @@
   protected function op_within_query($operator, $field_from, $field_to, $op_left, $op_right) {
     if ($operator === 'within') {
       $filter = $this->query->createFilter('AND');
-      $filter->condition($field_from, $this->value, $op_left);
-      $filter->condition($field_to, $this->value, $op_right);
+      $filter->condition($field_from, $this->argument, $op_left);
+      $filter->condition($field_to, $this->argument, $op_right);
     }
     else {
       $filter = $this->query->createFilter('OR');
-      $filter->condition($field_from, $this->value, $op_right, $this->options['group']);
-      $filter->condition($field_to, $this->value, $op_left, $this->options['group']);
+      $filter->condition($field_from, $this->argument, $op_right);
+      $filter->condition($field_to, $this->argument, $op_left);
     }
     $this->query->filter($filter);
   }
diff -u b/views/range_handler_filter_numeric_range.inc b/views/range_handler_filter_numeric_range.inc
--- b/views/range_handler_filter_numeric_range.inc
+++ b/views/range_handler_filter_numeric_range.inc
@@ -88,7 +88,6 @@
    * {@inheritdoc}
    */
   public function query() {
-    $this->ensure_my_table();
     list($field_from, $field_to) = $this->get_range_subfields();
 
     $info = $this->operators();
@@ -131,6 +130,7 @@
    *   FROM and TO values database field names.
    */
   protected function get_range_subfields() {
+    $this->ensure_my_table();
     return array(
       $this->table_alias . '.' . $this->definition['additional fields']['from'],
       $this->table_alias . '.' . $this->definition['additional fields']['to']
@@ -172,8 +172,8 @@
     }
     else {
       $filter = $this->query->createFilter('OR');
-      $filter->condition($field_from, $this->value, $op_right, $this->options['group']);
-      $filter->condition($field_to, $this->value, $op_left, $this->options['group']);
+      $filter->condition($field_from, $this->value, $op_right);
+      $filter->condition($field_to, $this->value, $op_left);
     }
     $this->query->filter($filter);
   }
only in patch2:
unchanged:
--- a/range.info
+++ b/range.info
@@ -5,6 +5,9 @@ core = 7.x
 dependencies[] = field
 
 test_dependencies[] = i18n_field
+test_dependencies[] = search_api
+test_dependencies[] = search_api_db
+test_dependencies[] = search_api_views
 test_dependencies[] = views
 
 ; Tests
only in patch2:
unchanged:
--- a/tests/views/range.views.argument.test
+++ b/tests/views/range.views.argument.test
@@ -22,34 +22,26 @@ class RangeViewsArgumentTestCase extends RangeViewsBaseTestCase {
   }
 
   /**
-   * {@inheritdoc}
+   * Tests range field views argument.
    */
-  protected function setUp(array $modules = array()) {
-    parent::setUp($modules);
-
-    // Add some basic test nodes.
-    $ranges = array(
-      array('from' => 0, 'to' => 10),
-      array('from' => 5, 'to' => 9),
-      array('from' => -5, 'to' => 15),
-      array('from' => -10, 'to' => 5),
-    );
-    foreach ($ranges as $range) {
-      $this->nodes[] = $this->drupalCreateNode(array(
-        'type' => $this->contentType,
-        $this->fieldName => array(
-          LANGUAGE_NONE => array($range),
-        ),
-      ));
-    }
+  public function testRangeFieldViewsArgument() {
+    $view = $this->getRangeFieldViewsArgumentTestView();
+    $this->_testRangeViewsArgument($view);
   }
 
   /**
-   * Tests range views argument.
+   * Tests range search API views argument.
    */
-  public function testRangeViewsArgument() {
-    $view = $this->getTestRangeArgumentView();
+  public function testRangeSearchApiViewsArgument() {
+    $this->createSearchServerAndIndex();
+    $view = $this->getRangeSearchApiViewsArgumentTestView();
+    $this->_testRangeViewsArgument($view);
+  }
 
+  /**
+   * Range views argument test runner.
+   */
+  protected function _testRangeViewsArgument($view) {
     // Range contains, exclude endpoints.
     $view->set_display('default');
     $view->init_handlers();
@@ -73,7 +65,6 @@ class RangeViewsArgumentTestCase extends RangeViewsBaseTestCase {
       array('nid' => $this->nodes[0]->nid),
       array('nid' => $this->nodes[1]->nid),
       array('nid' => $this->nodes[2]->nid),
-      array('nid' => $this->nodes[3]->nid),
     );
     $this->assertIdenticalResultset($view, $expected_result, $this->map, 'Range views argument (contains, include endpoints) produces correct results');
     $view->destroy();
@@ -96,7 +87,7 @@ class RangeViewsArgumentTestCase extends RangeViewsBaseTestCase {
     $view->init_handlers();
     $view->argument[$this->fieldName]->options['operator'] = 'not within';
     $view->argument[$this->fieldName]->options['include_endpoints'] = TRUE;
-    $this->executeView($view, array(9));
+    $this->executeView($view, array(5));
     $expected_result = array(
       array('nid' => $this->nodes[3]->nid),
     );
@@ -105,12 +96,12 @@ class RangeViewsArgumentTestCase extends RangeViewsBaseTestCase {
   }
 
   /**
-   * Returns test view.
+   * Returns view for testing range field views argument.
    *
-   * @return \view
+   * @return view
    *   View object.
    */
-  protected function getTestRangeArgumentView() {
+  protected function getRangeFieldViewsArgumentTestView() {
     $view = new view();
     $view->name = 'test_range_argument';
     $view->description = '';
@@ -150,4 +141,54 @@ class RangeViewsArgumentTestCase extends RangeViewsBaseTestCase {
     return $view;
   }
 
+  /**
+   * Returns view for testing range search API views argument.
+   *
+   * @return view
+   *   View object.
+   */
+  protected function getRangeSearchApiViewsArgumentTestView() {
+    $view = new view();
+    $view->name = 'test_range_search_api_argument';
+    $view->description = '';
+    $view->tag = 'default';
+    $view->base_table = 'search_api_index_test_index';
+    $view->human_name = 'test_range_search_api_argument';
+    $view->core = 7;
+    $view->api_version = '3.0';
+    $view->disabled = FALSE; /* Edit this to true to make a default view disabled initially */
+
+    /* Display: Master */
+    $handler = $view->new_display('default', 'Master', 'default');
+    $handler->display->display_options['use_more_always'] = FALSE;
+    $handler->display->display_options['access']['type'] = 'none';
+    $handler->display->display_options['cache']['type'] = 'none';
+    $handler->display->display_options['query']['type'] = 'views_query';
+    $handler->display->display_options['exposed_form']['type'] = 'basic';
+    $handler->display->display_options['pager']['type'] = 'full';
+    $handler->display->display_options['style_plugin'] = 'default';
+    $handler->display->display_options['row_plugin'] = 'fields';
+    /* Field: Indexed Node: Node ID */
+    $handler->display->display_options['fields']['nid']['id'] = 'nid';
+    $handler->display->display_options['fields']['nid']['table'] = 'search_api_index_test_index';
+    $handler->display->display_options['fields']['nid']['field'] = 'nid';
+    $handler->display->display_options['fields']['nid']['label'] = '';
+    $handler->display->display_options['fields']['nid']['element_label_colon'] = FALSE;
+    $handler->display->display_options['fields']['nid']['link_to_entity'] = 0;
+    /* Sort criterion: Indexed Node: Entity ID */
+    $handler->display->display_options['sorts']['search_api_id']['id'] = 'search_api_id';
+    $handler->display->display_options['sorts']['search_api_id']['table'] = 'search_api_index_test_index';
+    $handler->display->display_options['sorts']['search_api_id']['field'] = 'search_api_id';
+    /* Contextual filter: Indexed Node: Range integer range argument */
+    $handler->display->display_options['arguments']['field_range_integer']['id'] = 'field_range_integer';
+    $handler->display->display_options['arguments']['field_range_integer']['table'] = 'search_api_index_test_index';
+    $handler->display->display_options['arguments']['field_range_integer']['field'] = 'field_range_integer';
+    $handler->display->display_options['arguments']['field_range_integer']['default_argument_type'] = 'fixed';
+    $handler->display->display_options['arguments']['field_range_integer']['summary']['number_of_records'] = '0';
+    $handler->display->display_options['arguments']['field_range_integer']['summary']['format'] = 'default_summary';
+    $handler->display->display_options['arguments']['field_range_integer']['summary_options']['items_per_page'] = '25';
+
+    return $view;
+  }
+
 }
only in patch2:
unchanged:
--- a/tests/views/range.views.base.test
+++ b/tests/views/range.views.base.test
@@ -41,10 +41,20 @@ abstract class RangeViewsBaseTestCase extends ViewsTestCase {
   protected $nodes = array();
 
   /**
+   * View result columns map.
+   *
+   * @var array
+   */
+  protected $map = array('nid' => 'nid');
+
+  /**
    * {@inheritdoc}
    */
   protected function setUp(array $modules = array()) {
     $modules[] = 'range';
+    $modules[] = 'search_api';
+    $modules[] = 'search_api_db';
+    $modules[] = 'search_api_views';
     $modules[] = 'views';
     parent::setUp($modules);
 
@@ -81,10 +91,64 @@ abstract class RangeViewsBaseTestCase extends ViewsTestCase {
     );
     field_create_instance($instance);
 
-    views_invalidate_cache();
+    // Add some basic test nodes.
+    $ranges = array(
+      array('from' => 0, 'to' => 10),
+      array('from' => 5, 'to' => 9),
+      array('from' => -5, 'to' => 15),
+      array('from' => 6, 'to' => 10),
+    );
+    foreach ($ranges as $range) {
+      $this->nodes[] = $this->drupalCreateNode(array(
+        'type' => $this->contentType,
+        $this->fieldName => array(
+          LANGUAGE_NONE => array($range),
+        ),
+      ));
+    }
+  }
+
+  /**
+   * Creates search server and index.
+   */
+  protected function createSearchServerAndIndex() {
+    // Create search server and index using DB service.
+    $server_values = array(
+      'name' => 'test_server',
+      'machine_name' => 'test_server',
+      'class' => 'search_api_db_service',
+      'options' => array(
+        'database' => 'default:default',
+      ),
+    );
+    search_api_server_insert($server_values);
+
+    $index_values = array(
+      'name' => 'test_index',
+      'machine_name' => 'test_index',
+      'server' => 'test_server',
+      'item_type' => 'node',
+      'options' => array(
+        'index_directly' => TRUE,
+        'fields' => array(
+          'field_range_integer:from' => array(
+            'type' => 'integer',
+          ),
+          'field_range_integer:to' => array(
+            'type' => 'integer',
+          ),
+          'search_api_language' => array(
+            'type' => 'string',
+          ),
+        ),
+      ),
+    );
+    $index_id = search_api_index_insert($index_values);
+    $index = search_api_index_load($index_id);
+    search_api_index_items($index);
 
-    // Set column map.
-    $this->map = array('nid' => 'nid');
+    // Search API returns result with a different column keys.
+    $this->map = array('entity' => 'nid');
   }
 
 }
only in patch2:
unchanged:
--- a/tests/views/range.views.filter.test
+++ b/tests/views/range.views.filter.test
@@ -22,34 +22,26 @@ class RangeViewsFilterTestCase extends RangeViewsBaseTestCase {
   }
 
   /**
-   * {@inheritdoc}
+   * Tests range field views filter.
    */
-  protected function setUp(array $modules = array()) {
-    parent::setUp($modules);
-
-    // Add some basic test nodes.
-    $ranges = array(
-      array('from' => 0, 'to' => 10),
-      array('from' => 5, 'to' => 9),
-      array('from' => -5, 'to' => 15),
-      array('from' => -10, 'to' => 5),
-    );
-    foreach ($ranges as $range) {
-      $this->nodes[] = $this->drupalCreateNode(array(
-        'type' => $this->contentType,
-        $this->fieldName => array(
-          LANGUAGE_NONE => array($range),
-        ),
-      ));
-    }
+  public function testRangeFieldViewsFilter() {
+    $view = $this->getRangeFieldViewsFilterTestView();
+    $this->_testRangeViewsFilter($view);
   }
 
   /**
-   * Tests range views filter.
+   * Tests range search API views filter.
    */
-  public function testRangeViewsFilter() {
-    $view = $this->getTestRangeFilterView();
+  public function testRangeSearchApiViewsFilter() {
+    $this->createSearchServerAndIndex();
+    $view = $this->getRangeSearchApiViewsFilterTestView();
+    $this->_testRangeViewsFilter($view);
+  }
 
+  /**
+   * Range views filter test runner.
+   */
+  protected function _testRangeViewsFilter($view) {
     // Range contains, exclude endpoints.
     $view->set_display('default');
     $view->init_handlers();
@@ -75,7 +67,6 @@ class RangeViewsFilterTestCase extends RangeViewsBaseTestCase {
       array('nid' => $this->nodes[0]->nid),
       array('nid' => $this->nodes[1]->nid),
       array('nid' => $this->nodes[2]->nid),
-      array('nid' => $this->nodes[3]->nid),
     );
     $this->assertIdenticalResultset($view, $expected_result, $this->map, 'Range views filter (contains, include endpoints) produces correct results');
     $view->destroy();
@@ -98,7 +89,7 @@ class RangeViewsFilterTestCase extends RangeViewsBaseTestCase {
     $view->set_display('default');
     $view->init_handlers();
     $view->filter[$this->fieldName]->operator = 'not within';
-    $view->filter[$this->fieldName]->value = 9;
+    $view->filter[$this->fieldName]->value = 5;
     $view->filter[$this->fieldName]->options['include_endpoints'] = TRUE;
     $this->executeView($view);
     $expected_result = array(
@@ -109,12 +100,12 @@ class RangeViewsFilterTestCase extends RangeViewsBaseTestCase {
   }
 
   /**
-   * Returns test view.
+   * Returns view for testing range field views filter.
    *
-   * @return \view
+   * @return view
    *   View object.
    */
-  protected function getTestRangeFilterView() {
+  protected function getRangeFieldViewsFilterTestView() {
     $view = new view();
     $view->name = 'test_range_filter';
     $view->description = '';
@@ -150,4 +141,50 @@ class RangeViewsFilterTestCase extends RangeViewsBaseTestCase {
     return $view;
   }
 
+  /**
+   * Returns view for testing range search API views filter.
+   *
+   * @return view
+   *   View object.
+   */
+  protected function getRangeSearchApiViewsFilterTestView() {
+    $view = new view();
+    $view->name = 'test_range_search_api_filter';
+    $view->description = '';
+    $view->tag = 'default';
+    $view->base_table = 'search_api_index_test_index';
+    $view->human_name = 'test_range_search_api_filter';
+    $view->core = 7;
+    $view->api_version = '3.0';
+    $view->disabled = FALSE; /* Edit this to true to make a default view disabled initially */
+
+    /* Display: Master */
+    $handler = $view->new_display('default', 'Master', 'default');
+    $handler->display->display_options['use_more_always'] = FALSE;
+    $handler->display->display_options['access']['type'] = 'none';
+    $handler->display->display_options['cache']['type'] = 'none';
+    $handler->display->display_options['query']['type'] = 'views_query';
+    $handler->display->display_options['exposed_form']['type'] = 'basic';
+    $handler->display->display_options['pager']['type'] = 'full';
+    $handler->display->display_options['style_plugin'] = 'default';
+    $handler->display->display_options['row_plugin'] = 'fields';
+    /* Field: Indexed Node: Node ID */
+    $handler->display->display_options['fields']['nid']['id'] = 'nid';
+    $handler->display->display_options['fields']['nid']['table'] = 'search_api_index_test_index';
+    $handler->display->display_options['fields']['nid']['field'] = 'nid';
+    $handler->display->display_options['fields']['nid']['label'] = '';
+    $handler->display->display_options['fields']['nid']['element_label_colon'] = FALSE;
+    $handler->display->display_options['fields']['nid']['link_to_entity'] = 0;
+    /* Sort criterion: Indexed Node: Entity ID */
+    $handler->display->display_options['sorts']['search_api_id']['id'] = 'search_api_id';
+    $handler->display->display_options['sorts']['search_api_id']['table'] = 'search_api_index_test_index';
+    $handler->display->display_options['sorts']['search_api_id']['field'] = 'search_api_id';
+    /* Filter criterion: Indexed Node: Range integer range filter */
+    $handler->display->display_options['filters']['field_range_integer']['id'] = 'field_range_integer';
+    $handler->display->display_options['filters']['field_range_integer']['table'] = 'search_api_index_test_index';
+    $handler->display->display_options['filters']['field_range_integer']['field'] = 'field_range_integer';
+
+    return $view;
+  }
+
 }