[PATCH 4 of 4] py3: convert log opts to bytes-key dict

[Yuya Nishihara]

# HG changeset patch
# User Yuya Nishihara <yuya at tcha.org>
# Date 1489483439 -32400
#      Tue Mar 14 18:23:59 2017 +0900
# Node ID d32b1cfe597ebe2093c42b67e85143190eda0e8b
# Parent  9a758c848fe08e97386fca95d2428aa003939b4d
py3: convert log opts to bytes-key dict

Now simple log command works.

diff --git a/mercurial/commands.py b/mercurial/commands.py
--- a/mercurial/commands.py
+++ b/mercurial/commands.py
@@ -3393,6 +3393,7 @@ def log(ui, repo, *pats, **opts):
     Returns 0 on success.
 
     """
+    opts = pycompat.byteskwargs(opts)
     if opts.get('follow') and opts.get('rev'):
         opts['rev'] = [revsetlang.formatspec('reverse(::%lr)', opts.get('rev'))]
         del opts['follow']
diff --git a/tests/test-check-py3-commands.t b/tests/test-check-py3-commands.t
--- a/tests/test-check-py3-commands.t
+++ b/tests/test-check-py3-commands.t
@@ -52,7 +52,7 @@ out some potential warnings that come fr
   $ $PYTHON3 $HGBIN files | wc -l
   \s*15 (re)
 
-Test if `hg tip` works:
+Test if log-like commands work:
 
   $ $PYTHON3 $HGBIN tip
   changeset:   10:e76ed1e480ef
@@ -62,6 +62,13 @@ Test if `hg tip` works:
   summary:     Fix linking of changeset revs when merging
   
 
+  $ $PYTHON3 $HGBIN log -r0
+  changeset:   0:9117c6561b0b
+  user:        mpm at selenic.com
+  date:        Tue May 03 13:16:10 2005 -0800
+  summary:     Add back links from file revisions to changeset revisions
+  
+
   $ cd ..
 #endif