remote-bzr: add simple tests

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

Author: Felipe Contreras

contrib/remote-helpers/test-bzr.sh

@@ -0,0 +1,111 @@
+#!/bin/sh
+#
+# Copyright (c) 2012 Felipe Contreras
+#
+
+test_description='Test remote-bzr'
+
+. ./test-lib.sh
+
+if ! test_have_prereq PYTHON; then
+	skip_all='skipping remote-bzr tests; python not available'
+	test_done
+fi
+
+if ! "$PYTHON_PATH" -c 'import bzrlib'; then
+	skip_all='skipping remote-bzr tests; bzr not available'
+	test_done
+fi
+
+cmd='
+import bzrlib
+bzrlib.initialize()
+import bzrlib.plugin
+bzrlib.plugin.load_plugins()
+import bzrlib.plugins.fastimport
+'
+
+if ! "$PYTHON_PATH" -c "$cmd"; then
+	echo "consider setting BZR_PLUGIN_PATH=$HOME/.bazaar/plugins" 1>&2
+	skip_all='skipping remote-bzr tests; bzr-fastimport not available'
+	test_done
+fi
+
+check () {
+	(cd $1 &&
+	git log --format='%s' -1 &&
+	git symbolic-ref HEAD) > actual &&
+	(echo $2 &&
+	echo "refs/heads/$3") > expected &&
+	test_cmp expected actual
+}
+
+bzr whoami "A U Thor <author@example.com>"
+
+test_expect_success 'cloning' '
+  (bzr init bzrrepo &&
+  cd bzrrepo &&
+  echo one > content &&
+  bzr add content &&
+  bzr commit -m one
+  ) &&
+
+  git clone "bzr::$PWD/bzrrepo" gitrepo &&
+  check gitrepo one master
+'
+
+test_expect_success 'pulling' '
+  (cd bzrrepo &&
+  echo two > content &&
+  bzr commit -m two
+  ) &&
+
+  (cd gitrepo && git pull) &&
+
+  check gitrepo two master
+'
+
+test_expect_success 'pushing' '
+  (cd gitrepo &&
+  echo three > content &&
+  git commit -a -m three &&
+  git push
+  ) &&
+
+  echo three > expected &&
+  cat bzrrepo/content > actual &&
+  test_cmp expected actual
+'
+
+test_expect_success 'roundtrip' '
+  (cd gitrepo &&
+  git pull &&
+  git log --format="%s" -1 origin/master > actual) &&
+  echo three > expected &&
+  test_cmp expected actual &&
+
+  (cd gitrepo && git push && git pull) &&
+
+  (cd bzrrepo &&
+  echo four > content &&
+  bzr commit -m four
+  ) &&
+
+  (cd gitrepo && git pull && git push) &&
+
+  check gitrepo four master &&
+
+  (cd gitrepo &&
+  echo five > content &&
+  git commit -a -m five &&
+  git push && git pull
+  ) &&
+
+  (cd bzrrepo && bzr revert) &&
+
+  echo five > expected &&
+  cat bzrrepo/content > actual &&
+  test_cmp expected actual
+'
+
+test_done