fix: GAE dev server crash on windows. (fix #183)

Thanks apexi200sx and Marcos Neves

2 files changed, 9 insertions, 2 deletions

diff --git a/bottle.py b/bottle.py
index fb0a5f9..fbfe019 100755
--- a/bottle.py
+++ b/bottle.py
@@ -1245,7 +1245,7 @@ class _ImportRedirect(object):
         self.name = name
         self.impmask = impmask
         self.module = sys.modules.setdefault(name, imp.new_module(name))
-        self.module.__dict__.update({'__file__': '<virtual>', '__path__': [],
+        self.module.__dict__.update({'__file__': __file__, '__path__': [],
                                     '__all__': [], '__loader__': self})
         sys.meta_path.append(self)
 
diff --git a/test/test_importhook.py b/test/test_importhook.py
index 827307e..bbb3866 100644
--- a/test/test_importhook.py
+++ b/test/test_importhook.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 import unittest
-import sys
+import sys, os
 import imp
 
 class TestImportHooks(unittest.TestCase):
@@ -33,5 +33,12 @@ class TestImportHooks(unittest.TestCase):
             import bottle.ext.doesnotexist
         self.assertRaises(ImportError, test)
 
+    def test_ext_isfile(self):
+        ''' The virtual module needs a valid __file__ attribute.
+            If not, the Google app engine development server crashes on windows.
+        '''
+        from bottle import ext
+        self.assertTrue(os.path.isfile(ext.__file__))
+        
 if __name__ == '__main__': #pragma: no cover
     unittest.main()