Merge pull request #1526 from yangineer/adds_charset_to_header

Added charset to HTTPException header content-type

CHANGES.rst

@@ -13,6 +13,8 @@ Unreleased
 -   Directive keys for the ``Set-Cookie`` response header are not
     ignored when parsing the ``Cookie`` request header. This allows
     cookies with names such as "expires" and "version". (:issue:`1495`)
+-   Add ``charset=utf-8`` to an HTTP exception response's
+    ``CONTENT_TYPE`` header. (:pr:`1526`)
 
 
 Version 0.15.2

src/werkzeug/exceptions.py

@@ -153,7 +153,7 @@ def get_body(self, environ=None):
 
     def get_headers(self, environ=None):
         """Get a list of headers."""
-        return [("Content-Type", "text/html")]
+        return [("Content-Type", "text/html; charset=utf-8")]
 
     def get_response(self, environ=None):
         """Get a response object.  If one was passed to the exception

tests/test_exceptions.py

@@ -110,3 +110,9 @@ def test_unauthorized_www_authenticate():
     exc = exceptions.Unauthorized(www_authenticate=[digest, basic])
     h = dict(exc.get_headers({}))
     assert h["WWW-Authenticate"] == ", ".join((str(digest), str(basic)))
+
+
+def test_response_header_content_type_should_contain_charset():
+    exc = exceptions.HTTPException("An error message")
+    h = exc.get_response({})
+    assert h.headers["Content-Type"] == "text/html; charset=utf-8"