Add default plain text renderers for HTTPExceptions

Author: asvetlov

aiohttp/web.py

@@ -613,6 +613,7 @@ def __init__(self, request, *, headers=None, reason=None):
         Response.__init__(self, request, status=self.status_code,
                           headers=headers, reason=reason)
         Exception.__init__(self, self.reason)
+        self.body = "{}: {}".format(self.status, self.reason).encode('utf-8')
 
 
 class HTTPError(HTTPException):

tests/test_web_exceptions.py

@@ -52,10 +52,11 @@ def test_HTTPOk(self):
         self.loop.run_until_complete(resp.write_eof())
         txt = self.buf.decode('utf8')
         self.assertRegex(txt, ('HTTP/1.1 200 OK\r\n'
-                               'CONTENT-LENGTH: 0\r\n'
+                               'CONTENT-LENGTH: 7\r\n'
                                'CONNECTION: keep-alive\r\n'
                                'DATE: .+\r\n'
-                               'SERVER: .+\r\n\r\n'))
+                               'SERVER: .+\r\n\r\n'
+                               '200: OK'))
 
     def test_terminal_classes_has_status_code(self):
         terminals = set()
@@ -84,11 +85,12 @@ def test_HTTPFound(self):
         self.loop.run_until_complete(resp.write_eof())
         txt = self.buf.decode('utf8')
         self.assertRegex(txt, ('HTTP/1.1 302 Found\r\n'
-                               'CONTENT-LENGTH: 0\r\n'
+                               'CONTENT-LENGTH: 10\r\n'
                                'LOCATION: /redirect\r\n'
                                'CONNECTION: keep-alive\r\n'
                                'DATE: .+\r\n'
-                               'SERVER: .+\r\n\r\n'))
+                               'SERVER: .+\r\n\r\n'
+                               '302: Found'))
 
     def test_HTTPFound_empty_location(self):
         req = self.make_request()
@@ -108,8 +110,9 @@ def test_HTTPMethodNotAllowed(self):
         self.loop.run_until_complete(resp.write_eof())
         txt = self.buf.decode('utf8')
         self.assertRegex(txt, ('HTTP/1.1 405 Method Not Allowed\r\n'
-                               'CONTENT-LENGTH: 0\r\n'
+                               'CONTENT-LENGTH: 23\r\n'
                                'ALLOW: POST,PUT\r\n'
                                'CONNECTION: keep-alive\r\n'
                                'DATE: .+\r\n'
-                               'SERVER: .+\r\n\r\n'))
+                               'SERVER: .+\r\n\r\n'
+                               '405: Method Not Allowed'))

tests/test_web_functional.py

@@ -132,7 +132,7 @@ def go():
                                       allow_redirects=False)
             self.assertEqual(301, resp.status)
             txt = yield from resp.text()
-            self.assertEqual('', txt)
+            self.assertEqual('301: Moved Permanently', txt)
             self.assertEqual('/path', resp.headers['location'])
 
         self.loop.run_until_complete(go())