diff --git a/iqInternalTest.php b/iqInternalTest.php
index b7ef8bb..3e8ca73 100644
--- a/iqInternalTest.php
+++ b/iqInternalTest.php
@@ -16,12 +16,16 @@
  */
 require __DIR__ . '/iq.drush.inc';
 
-function drush_log($m) {
-  echo $m . "\n\n";
-}
+if (!function_exists('drush_log')) {
+
+  function drush_log($m) {
+    echo $m . "\n\n";
+  }
+
+  function dt($t) {
+    return $t;
+  }
 
-function dt($t) {
-  return $t;
 }
 
 class iqTestCase extends Drush_CommandTestCase {
@@ -45,18 +49,30 @@ class iqTestCase extends Drush_CommandTestCase {
     $nid = "2125253";
     $node = $this->downloadNode($nid);
     $author = $node->author;
-    $node->_drush_data["user/" . $author->id] = $this->downloadUser($author->id);
+    $this->addUser($node, $author->id);
 
     $comments = $node->comments;
     foreach ($comments as $comment) {
       // We could use $comment->uri if using Accept header and getting response
       $node->_drush_data["comment/" . $comment->id] = $this->downloadComment($comment->id);
-      $comment_author_id = $node->_drush_data["comment/" . $comment->id]->author->id;
-      $node->_drush_data["user/" . $comment_author_id] = $this->downloadUser($comment_author_id);
+      $this->addUser($node, $node->_drush_data["comment/" . $comment->id]->author->id);
+    }
+
+
+    foreach ($node->field_issue_files as $issue_file) {
+      // $issue_file is a compound object of display + file
+      $uri = 'file/' . $issue_file->file->id;
+      $node->_drush_data[$uri] = $this->fetchJson($uri);
+      $this->addUser($node, $node->_drush_data[$uri]->owner->id);
     }
     print_r($node);
   }
 
+  function addUser($item, $id) {
+    $uri = 'user/' . $id;
+    $item->_drush_data[$uri] = $this->fetchJson($uri);
+  }
+
   function downloadNode($id) {
     return $this->fetchJson("node/$id");
   }
@@ -80,13 +96,18 @@ class iqTestCase extends Drush_CommandTestCase {
   }
 
   function cache_get($uri) {
-    @mkdir(__DIR__ . '/tests');
-    @mkdir(__DIR__ . '/tests/data');
-    @mkdir(__DIR__ . '/tests/data/download');
-    @mkdir(__DIR__ . '/tests/data/download/node');
-    @mkdir(__DIR__ . '/tests/data/download/comment');
-    @mkdir(__DIR__ . '/tests/data/download/user');
-    $file = __DIR__ . '/tests/data/download/' . $uri . '.json';
+    $path = __DIR__ . '/tests';
+    @mkdir($path);
+    @mkdir($path . '/data');
+    @mkdir($path . '/data/download');
+    @mkdir($path . '/data/download/node');
+    @mkdir($path . '/data/download/comment');
+    @mkdir($path . '/data/download/user');
+    @mkdir($path . '/data/download/file');
+
+    $file = $path . '/data/download/' . $uri . '.json';
+    // this fails on my system: why?
+    // mkdir(dirname($file), 0777, TRUE);
     if (file_exists($file)) {
       return file_get_contents($file);
     }