diff --git a/backup/converter/moodle1/tests/lib_test.php b/backup/converter/moodle1/tests/lib_test.php
index 154b6c88d7c..ede6582be18 100644
--- a/backup/converter/moodle1/tests/lib_test.php
+++ b/backup/converter/moodle1/tests/lib_test.php
@@ -266,13 +266,6 @@ class moodle1_converter_testcase extends advanced_testcase {
         $fileids = $fileman->get_fileids();
         $this->assertEquals(gettype($fileids), 'array');
         $this->assertEquals(0, count($fileids));
-        // try to migrate a non-existing directory
-        $returned = $fileman->migrate_directory('not/existing/directory');
-        $this->assertEquals(gettype($returned), 'array');
-        $this->assertEquals(0, count($returned));
-        $fileids = $fileman->get_fileids();
-        $this->assertEquals(gettype($fileids), 'array');
-        $this->assertEquals(0, count($fileids));
         // try to migrate an invalid file
         $fileman->itemid = 1;
         $thrown = false;
@@ -314,6 +307,70 @@ class moodle1_converter_testcase extends advanced_testcase {
         $converter->drop_stash_storage();
     }
 
+    public function test_migrate_directory() {
+        $this->resetAfterTest(true);
+
+        // Set-up the file manager.
+        $converter = convert_factory::get_converter('moodle1', $this->tempdir);
+        $converter->create_stash_storage();
+        $contextid = $converter->get_contextid(CONTEXT_MODULE, 32);
+        $fileman   = $converter->get_file_manager($contextid, 'mod_unittest', 'testarea');
+        // This fileman has not converted anything yet.
+        $fileids = $fileman->get_fileids();
+        $this->assertEquals(gettype($fileids), 'array');
+        $this->assertEquals(0, count($fileids));
+        // Try to migrate a non-existing directory.
+        $returned = $fileman->migrate_directory('not/existing/directory');
+        $this->assertEquals(gettype($returned), 'array');
+        $this->assertEquals(0, count($returned));
+        $fileids = $fileman->get_fileids();
+        $this->assertEquals(gettype($fileids), 'array');
+        $this->assertEquals(0, count($fileids));
+        // Try to migrate whole course_files.
+        $returned = $fileman->migrate_directory('course_files');
+        $this->assertEquals(gettype($returned), 'array');
+        $this->assertEquals(4, count($returned)); // Two files, two directories.
+        $fileids = $fileman->get_fileids();
+        $this->assertEquals(gettype($fileids), 'array');
+        $this->assertEquals(4, count($fileids));
+        $subdir = substr($this->iconhash, 0, 2);
+        $this->assertTrue(is_file($converter->get_workdir_path().'/files/'.$subdir.'/'.$this->iconhash));
+
+        // Check the file records.
+        $files = array();
+        $filerecordids = $converter->get_stash_itemids('files');
+        foreach ($filerecordids as $filerecordid) {
+            $filerecord = $converter->get_stash('files', $filerecordid);
+            $files[$filerecord['filepath'].$filerecord['filename']] = $filerecord;
+        }
+        $this->assertEquals('array', gettype($files['/.']));
+        $this->assertEquals('array', gettype($files['/file1.gif']));
+        $this->assertEquals('array', gettype($files['/sub1/.']));
+        $this->assertEquals('array', gettype($files['/sub1/file2.gif']));
+        $this->assertEquals(sha1(''), $files['/.']['contenthash']);
+        $this->assertEquals(sha1(''), $files['/sub1/.']['contenthash']);
+        $this->assertEquals($this->iconhash, $files['/file1.gif']['contenthash']);
+        $this->assertEquals($this->iconhash, $files['/sub1/file2.gif']['contenthash']);
+
+        $converter->drop_stash_storage();
+    }
+
+    public function test_migrate_directory_with_trailing_slash() {
+        $this->resetAfterTest(true);
+
+        // Set-up the file manager.
+        $converter = convert_factory::get_converter('moodle1', $this->tempdir);
+        $converter->create_stash_storage();
+        $contextid = $converter->get_contextid(CONTEXT_MODULE, 32);
+        $fileman   = $converter->get_file_manager($contextid, 'mod_unittest', 'testarea');
+        // Try to migrate a subdirectory passed with the trailing slash.
+        $returned = $fileman->migrate_directory('course_files/sub1/');
+        $this->assertEquals(gettype($returned), 'array');
+        $this->assertEquals(2, count($returned)); // One file, one directory.
+
+        $converter->drop_stash_storage();
+    }
+
     public function test_convert_path() {
         $path = new convert_path('foo_bar', '/ROOT/THINGS/FOO/BAR');
         $this->assertEquals('foo_bar', $path->get_name());