Fix redirect with non-ascii branch names (#4764) (#4810)

* Fix redirect with non-ascii branch names (#4764)

* Add integration tests for non-ascii branch redirect

* Fix mysql test and coverage test

models/fixtures/repo_unit.yml

@@ -74,3 +74,38 @@
   type: 1
   config: "{}"
   created_unix: 1524304355
+
+-
+  id: 12
+  repo_id: 33
+  type: 1
+  config: "{}"
+  created_unix: 1535593231
+
+-
+  id: 13
+  repo_id: 33
+  type: 2
+  config: "{\"EnableTimetracker\":true,\"AllowOnlyContributorsToTrackTime\":true}"
+  created_unix: 1535593231
+
+-
+  id: 14
+  repo_id: 33
+  type: 3
+  config: "{\"IgnoreWhitespaceConflicts\":false,\"AllowMerge\":true,\"AllowRebase\":true,\"AllowSquash\":true}"
+  created_unix: 1535593231
+
+-
+  id: 15
+  repo_id: 33
+  type: 4
+  config: "{}"
+  created_unix: 1535593231
+
+-
+  id: 16
+  repo_id: 33
+  type: 5
+  config: "{}"
+  created_unix: 1535593231

models/fixtures/repository.yml

@@ -400,3 +400,10 @@
   num_forks: 0
   num_issues: 0
   is_mirror: false
+
+-
+  id: 33
+  owner_id: 2
+  lower_name: utf8
+  name: utf8
+  is_private: false

models/fixtures/user.yml

@@ -27,7 +27,7 @@
   is_admin: false
   avatar: avatar2
   avatar_email: user2@example.com
-  num_repos: 5
+  num_repos: 6
   num_stars: 2
   num_followers: 2
   num_following: 1