diff --git a/modules/taxonomy/taxonomy.test b/modules/taxonomy/taxonomy.test
index 2a7f36b..b5600a2 100644
--- a/modules/taxonomy/taxonomy.test
+++ b/modules/taxonomy/taxonomy.test
@@ -627,6 +627,11 @@ class TaxonomyTermTestCase extends TaxonomyWebTestCase {
     $this->drupalGet('node/' . $node->nid);
     $this->assertText($term1->name, 'Term is displayed when viewing the node.');
 
+    $this->clickLink(t('Edit'));
+    $this->assertText($term1->name, 'Term is displayed when editing the node.');
+    $this->drupalPost(NULL, array(), t('Save'));
+    $this->assertText($term1->name, 'Term is displayed after saving the node with no changes.');
+
     // Edit the node with a different term.
     $edit[$this->instance['field_name'] . '[' . $langcode . '][]'] = $term2->tid;
     $this->drupalPost('node/' . $node->nid . '/edit', $edit, t('Save'));
@@ -995,6 +1000,32 @@ class TaxonomyTermTestCase extends TaxonomyWebTestCase {
     $this->assertEqual(count($terms), 0, 'No terms loaded when restricted by a non-existing vocabulary.');
   }
 
+  /**
+   * Tests that editing and saving a node with no changes works correctly.
+   */
+  function testReSavingTags() {
+    // Enable tags in the vocabulary.
+    $instance = $this->instance;
+    $instance['widget'] = array('type' => 'taxonomy_autocomplete');
+    field_update_instance($instance);
+
+    // Create a term and a node using it.
+    $term = $this->createTerm($this->vocabulary);
+    $langcode = LANGUAGE_NONE;
+    $edit = array();
+    $edit["title"] = $this->randomName(8);
+    $edit["body[$langcode][0][value]"] = $this->randomName(16);
+    $edit[$this->instance['field_name'] . '[' . $langcode . ']'] = $term->name;
+    $this->drupalPost('node/add/article', $edit, t('Save'));
+
+    // Check that the term is displayed when editing and saving the node with no
+    // changes.
+    $this->clickLink(t('Edit'));
+    $this->assertRaw($term->name, 'Term is displayed when editing the node.');
+    $this->drupalPost(NULL, array(), t('Save'));
+    $this->assertRaw($term->name, 'Term is displayed after saving the node with no changes.');
+  }
+
 }
 
 /**