diff --git a/modules/block/block.test b/modules/block/block.test
index 88d0d36..c1afec4 100644
--- a/modules/block/block.test
+++ b/modules/block/block.test
@@ -753,7 +753,7 @@ class BlockTemplateSuggestionsUnitTest extends DrupalUnitTestCase {
 }
 
 /**
- * Unit tests for hook_block_view_MODULE_DELTA_alter().
+ * Tests for hook_block_view_MODULE_DELTA_alter().
  */
 class BlockViewModuleDeltaAlterWebTest extends DrupalWebTestCase {
 
@@ -770,15 +770,15 @@ class BlockViewModuleDeltaAlterWebTest extends DrupalWebTestCase {
   }
 
   /**
-   * Test if hook_block_view_MODULE_DELTA_alter() is called, even if the delta
-   * contains a hyphen.
+   * Tests that the alter hook is called, even if the delta contains a hyphen.
    */
   public function testBlockViewModuleDeltaAlter() {
     $block = new stdClass;
     $block->module = 'block_test';
     $block->delta = 'test_underscore';
     $block->title = '';
-    $render = array_pop(_block_render_blocks(array('region' => $block)));
+    $render_array = _block_render_blocks(array('region' => $block));
+    $render = array_pop($render_array);
     $test_underscore = $render->content['#markup'];
     $this->assertEqual($test_underscore, 'hook_block_view_MODULE_DELTA_alter', 'Found expected altered block content for delta with underscore');
 
@@ -786,7 +786,8 @@ class BlockViewModuleDeltaAlterWebTest extends DrupalWebTestCase {
     $block->module = 'block_test';
     $block->delta = 'test-hyphen';
     $block->title = '';
-    $render = array_pop(_block_render_blocks(array('region' => $block)));
+    $render_array = _block_render_blocks(array('region' => $block));
+    $render = array_pop($render_array);
     $test_hyphen = $render->content['#markup'];
     $this->assertEqual($test_hyphen, 'hook_block_view_MODULE_DELTA_alter', 'Hyphens (-) in block delta were replaced by underscore (_)');
   }