diff --git a/core/modules/views/lib/Drupal/views/Plugin/views/filter/BooleanOperatorString.php b/core/modules/views/lib/Drupal/views/Plugin/views/filter/BooleanOperatorString.php
index b92bcbf..5f3537d 100644
--- a/core/modules/views/lib/Drupal/views/Plugin/views/filter/BooleanOperatorString.php
+++ b/core/modules/views/lib/Drupal/views/Plugin/views/filter/BooleanOperatorString.php
@@ -37,7 +37,7 @@ public function query() {
     else {
       $where .= "<> ''";
     }
-    $this->query->addWhere($this->options['group'], $where);
+    $this->query->addWhereExpression($this->options['group'], $where);
   }
 
 }
diff --git a/core/modules/views/lib/Drupal/views/Tests/Handler/FilterBooleanOperatorStringTest.php b/core/modules/views/lib/Drupal/views/Tests/Handler/FilterBooleanOperatorStringTest.php
new file mode 100644
index 0000000..fb2bec2
--- /dev/null
+++ b/core/modules/views/lib/Drupal/views/Tests/Handler/FilterBooleanOperatorStringTest.php
@@ -0,0 +1,231 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\views\Tests\Handler\FilterBooleanOperatorStringTest.
+ */
+
+namespace Drupal\views\Tests\Handler;
+
+use Drupal\views\Tests\ViewUnitTestBase;
+
+/**
+ * Tests the BooleanOperator filter handler.
+ *
+ * @see \Drupal\views\Plugin\views\filter\BooleanOperatorString
+ */
+class FilterBooleanOperatorStringTest extends ViewUnitTestBase {
+
+  /**
+   * The modules to enable for this test.
+   *
+   * @var array
+   */
+  public static $modules = array('system');
+
+  /**
+   * Views used by this test.
+   *
+   * @var array
+   */
+  public static $testViews = array('test_view');
+
+  protected $column_map = array(
+    'views_test_data_id' => 'id',
+  );
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Filter: Boolean string operator',
+      'description' => 'Test the core Drupal\views\Plugin\views\filter\BooleanOperatorString handler.',
+      'group' => 'Views Handlers',
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->installSchema('system', array('menu_router', 'variable', 'key_value_expire'));
+  }
+
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function schemaDefinition() {
+    $schema = parent::schemaDefinition();
+
+    $schema['views_test_data']['fields']['status'] = array(
+      'description' => 'The status of this record',
+      'type' => 'varchar',
+      'length' => 255,
+      'not null' => TRUE,
+      'default' => '',
+    );
+
+    return $schema;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function viewsData() {
+    $views_data = parent::viewsData();
+
+    $views_data['views_test_data']['status']['filter']['id'] = 'boolean_string';
+
+    return $views_data;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function dataSet() {
+    $data = parent::dataSet();
+
+    foreach ($data as &$row) {
+      if ($row['status']) {
+        $row['status'] = 'Enabled';
+      }
+      else {
+        $row['status'] = '';
+      }
+    }
+
+    return $data;
+  }
+
+  /**
+   * Tests the BooleanOperatorString filter.
+   */
+  public function testFilterBooleanOperatorString() {
+    $view = views_get_view('test_view');
+    $view->setDisplay();
+
+    // Add a the status boolean filter.
+    $view->displayHandlers->get('default')->overrideOption('filters', array(
+      'status' => array(
+        'id' => 'status',
+        'field' => 'status',
+        'table' => 'views_test_data',
+        'value' => 0,
+      ),
+    ));
+    $this->executeView($view);
+
+    $expected_result = array(
+      array('id' => 2),
+      array('id' => 4),
+    );
+
+    $this->assertEqual(2, count($view->result));
+    $this->assertIdenticalResultset($view, $expected_result, $this->column_map);
+
+    $view->destroy();
+    $view->setDisplay();
+
+    // Add the status boolean filter.
+    $view->displayHandlers->get('default')->overrideOption('filters', array(
+      'status' => array(
+        'id' => 'status',
+        'field' => 'status',
+        'table' => 'views_test_data',
+        'value' => 1,
+      ),
+    ));
+    $this->executeView($view);
+
+    $expected_result = array(
+      array('id' => 1),
+      array('id' => 3),
+      array('id' => 5),
+    );
+
+    $this->assertEqual(3, count($view->result));
+    $this->assertIdenticalResultset($view, $expected_result, $this->column_map);
+  }
+
+  /**
+   * Tests the Boolean filter with grouped exposed form enabled.
+   */
+  public function testFilterGroupedExposed() {
+    $filters = $this->getGroupedExposedFilters();
+    $view = views_get_view('test_view');
+
+    $view->setExposedInput(array('status' => 1));
+    $view->setDisplay();
+    $view->displayHandlers->get('default')->overrideOption('filters', $filters);
+
+    $this->executeView($view);
+
+    $expected_result = array(
+      array('id' => 1),
+      array('id' => 3),
+      array('id' => 5),
+    );
+
+    $this->assertEqual(3, count($view->result));
+    $this->assertIdenticalResultset($view, $expected_result, $this->column_map);
+    $view->destroy();
+
+    $view->setExposedInput(array('status' => 2));
+    $view->setDisplay();
+    $view->displayHandlers->get('default')->overrideOption('filters', $filters);
+
+    $this->executeView($view);
+
+    $expected_result = array(
+      array('id' => 2),
+      array('id' => 4),
+    );
+
+    $this->assertEqual(2, count($view->result));
+    $this->assertIdenticalResultset($view, $expected_result, $this->column_map);
+  }
+
+  /**
+   * Provides grouped exposed filter configuration.
+   *
+   * @return array
+   *   Returns the filter configuration for exposed filters.
+   */
+  protected function getGroupedExposedFilters() {
+    $filters = array(
+      'status' => array(
+        'id' => 'status',
+        'table' => 'views_test_data',
+        'field' => 'status',
+        'relationship' => 'none',
+        'exposed' => TRUE,
+        'expose' => array(
+          'operator' => 'status_op',
+          'label' => 'status',
+          'identifier' => 'status',
+        ),
+        'is_grouped' => TRUE,
+        'group_info' => array(
+          'label' => 'status',
+          'identifier' => 'status',
+          'default_group' => 'All',
+          'group_items' => array(
+            1 => array(
+              'title' => 'Active',
+              'operator' => '=',
+              'value' => '1',
+            ),
+            2 => array(
+              'title' => 'Blocked',
+              'operator' => '=',
+              'value' => '0',
+            ),
+          ),
+        ),
+      ),
+    );
+    return $filters;
+  }
+
+}
diff --git a/core/modules/views/lib/Drupal/views/Tests/ViewTestBase.php b/core/modules/views/lib/Drupal/views/Tests/ViewTestBase.php
index 5a00bd7..2f1b2ab 100644
--- a/core/modules/views/lib/Drupal/views/Tests/ViewTestBase.php
+++ b/core/modules/views/lib/Drupal/views/Tests/ViewTestBase.php
@@ -7,6 +7,7 @@
 
 namespace Drupal\views\Tests;
 
+use Drupal\Core\Database\Query\SelectInterface;
 use Drupal\simpletest\WebTestBase;
 use Drupal\views\ViewExecutable;
 use Drupal\block\Plugin\Core\Entity\Block;
@@ -228,7 +229,11 @@ protected function executeView($view, $args = array()) {
     $view->setDisplay();
     $view->preExecute($args);
     $view->execute();
-    $this->verbose('<pre>Executed view: ' . ((string) $view->build_info['query']) . '</pre>');
+    $verbose_message = '<pre>Executed view: ' . ((string) $view->build_info['query']). '</pre>';
+    if ($view->build_info['query'] instanceof SelectInterface) {
+      $verbose_message .= '<pre>Arguments: ' . print_r($view->build_info['query']->getArguments(), TRUE) . '</pre>';
+    }
+    $this->verbose($verbose_message);
   }
 
   /**
diff --git a/core/modules/views/lib/Drupal/views/Tests/ViewUnitTestBase.php b/core/modules/views/lib/Drupal/views/Tests/ViewUnitTestBase.php
index 1213cc0..ab8173a 100644
--- a/core/modules/views/lib/Drupal/views/Tests/ViewUnitTestBase.php
+++ b/core/modules/views/lib/Drupal/views/Tests/ViewUnitTestBase.php
@@ -7,6 +7,7 @@
 
 namespace Drupal\views\Tests;
 
+use Drupal\Core\Database\Query\SelectInterface;
 use Drupal\views\ViewExecutable;
 use Drupal\views\ViewsBundle;
 use Drupal\simpletest\DrupalUnitTestBase;
@@ -222,7 +223,11 @@ protected function executeView($view, $args = array()) {
     $view->setDisplay();
     $view->preExecute($args);
     $view->execute();
-    $this->verbose('<pre>Executed view: ' . ((string) $view->build_info['query']) . '</pre>');
+    $verbose_message = '<pre>Executed view: ' . ((string) $view->build_info['query']). '</pre>';
+    if ($view->build_info['query'] instanceof SelectInterface) {
+      $verbose_message .= '<pre>Arguments: ' . print_r($view->build_info['query']->getArguments(), TRUE) . '</pre>';
+    }
+    $this->verbose($verbose_message);
   }
 
   /**