1 files changed, 48 insertions, 0 deletions
diff --git a/modules/search/search.test b/modules/search/search.test
index 9079326a1..c43f8d7d2 100644
--- a/modules/search/search.test
+++ b/modules/search/search.test
@@ -1138,6 +1138,54 @@ class SearchConfigSettingsForm extends DrupalWebTestCase {
 }
 
 /**
+ * Tests the search_excerpt() function.
+ */
+class SearchExcerptTestCase extends DrupalUnitTestCase {
+  public static function getInfo() {
+    return array(
+      'name' => 'Search excerpt extraction',
+      'description' => 'Tests that the search_excerpt() function works.',
+      'group' => 'Search',
+    );
+  }
+
+  function setUp() {
+    parent::setUp('search');
+  }
+
+  /**
+   * Tests search_excerpt() with several simulated search keywords.
+   *
+   * Passes keywords and a sample marked up string, "The quick
+   * brown fox jumps over the lazy dog", and compares it to the
+   * correctly marked up string. The correctly marked up string
+   * contains either highlighted keywords or the original marked
+   * up string if no keywords matched the string.
+   */
+  function testSearchExcerpt() {
+    // Make some text with entities and tags.
+    $text = 'The <strong>quick</strong> <a href="#">brown</a> fox &amp; jumps <h2>over</h2> the lazy dog';
+    // Note: The search_excerpt() function adds some extra spaces -- not
+    // important for HTML formatting. Remove these for comparison.
+    $expected = 'The quick brown fox &amp; jumps over the lazy dog';
+    $result = preg_replace('| +|', ' ', search_excerpt('nothing', $text));
+    $this->assertEqual(preg_replace('| +|', ' ', $result), $expected, 'Entire string is returned when keyword is not found in short string');
+
+    $result = preg_replace('| +|', ' ', search_excerpt('fox', $text));
+    $this->assertEqual($result, 'The quick brown <strong>fox</strong> &amp; jumps over the lazy dog ...', 'Found keyword is highlighted');
+
+    $longtext = str_repeat($text . ' ', 10);
+    $result = preg_replace('| +|', ' ', search_excerpt('nothing', $text));
+    $this->assertTrue(strpos($result, $expected) === 0, 'When keyword is not found in long string, return value starts as expected');
+
+    $entities = str_repeat('k&eacute;sz&iacute;t&eacute;se ', 20);
+    $result = preg_replace('| +|', ' ', search_excerpt('nothing', $entities));
+    $this->assertFalse(strpos($result, '&'), 'Entities are not present in excerpt');
+    $this->assertTrue(strpos($result, 'í') > 0, 'Entities are converted in excerpt');
+  }
+}
+
+/**
  * Test the CJK tokenizer.
  */
 class SearchTokenizerTestCase extends DrupalWebTestCase {