remote-bzr: include authors field in pushed commits

Tests-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/contrib/remote-helpers/git-remote-bzr b/contrib/remote-helpers/git-remote-bzr
index 7f354c8..6ca1e97 100755
--- a/contrib/remote-helpers/git-remote-bzr
+++ b/contrib/remote-helpers/git-remote-bzr
@@ -618,10 +618,12 @@
         files[path] = f
 
     committer, date, tz = committer
+    author, _, _ = author
     parents = [mark_to_rev(p) for p in parents]
     revid = bzrlib.generate_ids.gen_revision_id(committer, date)
     props = {}
     props['branch-nick'] = branch.nick
+    props['authors'] = author
 
     mtree = CustomTree(branch, revid, parents, files)
     changes = mtree.iter_changes()
diff --git a/contrib/remote-helpers/test-bzr.sh b/contrib/remote-helpers/test-bzr.sh
index 1e53ff9..11a6e18 100755
--- a/contrib/remote-helpers/test-bzr.sh
+++ b/contrib/remote-helpers/test-bzr.sh
@@ -391,4 +391,28 @@
 	test_cmp expected actual
 '
 
+test_expect_success 'push different author' '
+	test_when_finished "rm -rf bzrrepo gitrepo" &&
+
+	bzr init bzrrepo &&
+
+	(
+	git init gitrepo &&
+	cd gitrepo &&
+	echo john >> content &&
+	git add content &&
+	git commit -m john --author "John Doe <jdoe@example.com>" &&
+	git remote add bzr "bzr::../bzrrepo" &&
+	git push bzr master
+	) &&
+
+	(
+	cd bzrrepo &&
+	bzr log | grep "^author: " > ../actual
+	) &&
+
+	echo "author: John Doe <jdoe@example.com>" > expected &&
+	test_cmp expected actual
+'
+
 test_done