Test & fix Server-side errors

tests/test_flask.py

@@ -11,6 +11,12 @@ def multiply(a, b):
     return a * b
 
 
+@test_app.route('/divide_by_zero')
+@signature(None)
+def divide_by_zero():
+    return 1 / 0
+
+
 class FlaskrTestCase(unittest.TestCase):
 
     def setUp(self):
@@ -24,5 +30,13 @@ class FlaskrTestCase(unittest.TestCase):
         r = self.app.get('/multiply?a=2&b=5')
         assert r.data == '10'
 
+    def test_serversideerror(self):
+        r = self.app.get('/divide_by_zero')
+        assert r.status_code == 500
+        self.assertEquals(
+            r.data,
+            ''
+        )
+
 if __name__ == '__main__':
     test_app.run()

wsmeext/flask.py

@@ -8,9 +8,7 @@ import wsme
 import wsme.api
 import wsme.rest.json
 import wsme.rest.xml
-from wsme.rest.args import (
-    args_from_params, args_from_body, combine_args
-)
+import wsme.rest.args
 
 import flask
 
@@ -30,7 +28,6 @@ def signature(*args, **kw):
                 funcdef, args, kwargs, flask.request.args, flask.request.data,
                 flask.request.content_type
             )
-            print args, kwargs
 
             dataformat = None
             if 'Accept' in flask.request.headers:
@@ -52,11 +49,11 @@ def signature(*args, **kw):
                 res.mimetype = dataformat.content_type
             except:
                 data = wsme.api.format_exception(sys.exc_info())
-                res = flask.make_response(dataformat.encode_error(data))
-                if data['faultcode']:
-                    res.status = 400
+                res = flask.make_response(dataformat.encode_error(None, data))
+                if data['faultcode'] == 'client':
+                    res.status_code = 400
                 else:
-                    res.status = 500
+                    res.status_code = 500
             return res
 
         wrapper.wsme_func = f