remote-hg: add remote tests

The logic when working with a local repository is totally different from
the one where we work with a remote repository; we need to pull and push
from it.

All this logic is currently not tested at all, so let's introduce a
variable to force the remote behavior.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/remote-helpers/git-remote-hg

@@ -383,7 +383,7 @@ def get_repo(url, alias):
 
     extensions.loadall(myui)
 
-    if hg.islocal(url):
+    if hg.islocal(url) and not os.environ.get('GIT_REMOTE_HG_TEST_REMOTE'):
         repo = hg.repository(myui, url)
         if not os.path.exists(dirname):
             os.makedirs(dirname)

contrib/remote-helpers/test-hg.sh

@@ -250,4 +250,42 @@ test_expect_success 'remote push from master branch' '
 	check_branch hgrepo default one
 '
 
+GIT_REMOTE_HG_TEST_REMOTE=1
+export GIT_REMOTE_HG_TEST_REMOTE
+
+test_expect_success 'remote cloning' '
+	test_when_finished "rm -rf gitrepo*" &&
+
+	(
+	hg init hgrepo &&
+	cd hgrepo &&
+	echo zero > content &&
+	hg add content &&
+	hg commit -m zero
+	) &&
+
+	git clone "hg::hgrepo" gitrepo &&
+	check gitrepo HEAD zero
+'
+
+test_expect_success 'remote update bookmark' '
+	test_when_finished "rm -rf gitrepo*" &&
+
+	(
+	cd hgrepo &&
+	hg bookmark devel
+	) &&
+
+	(
+	git clone "hg::hgrepo" gitrepo &&
+	cd gitrepo &&
+	git checkout --quiet devel &&
+	echo devel > content &&
+	git commit -a -m devel &&
+	git push --quiet
+	) &&
+
+	check_bookmark hgrepo devel devel
+'
+
 test_done