1 files changed, 58 insertions, 0 deletions
diff --git a/tests/sourcecache/config.py b/tests/sourcecache/config.py
new file mode 100644
index 000000000..b5581a7e2
--- /dev/null
+++ b/tests/sourcecache/config.py
@@ -0,0 +1,58 @@
+#
+#  Copyright (C) 2019 Bloomberg Finance L.P.
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU Lesser General Public
+#  License as published by the Free Software Foundation; either
+#  version 2 of the License, or (at your option) any later version.
+#
+#  This library is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library. If not, see <http://www.gnu.org/licenses/>.
+#
+#  Authors:
+#        Raoul Hidalgo Charman <raoul.hidalgocharman@codethink.co.uk>
+#
+import os
+import pytest
+
+from buildstream import _yaml
+from buildstream._exceptions import ErrorDomain, LoadErrorReason
+
+from buildstream.plugintestutils.runcli import cli
+
+DATA_DIR = os.path.dirname(os.path.realpath(__file__))
+
+
+# Assert that if either the client key or client cert is specified
+# without specifying its counterpart, we get a comprehensive LoadError
+# instead of an unhandled exception.
+@pytest.mark.datafiles(DATA_DIR)
+@pytest.mark.parametrize('config_key, config_value', [
+    ('client-cert', 'client.crt'),
+    ('client-key', 'client.key')
+])
+def test_missing_certs(cli, datafiles, config_key, config_value):
+    project = os.path.join(datafiles.dirname, datafiles.basename, 'missing-certs')
+
+    project_conf = {
+        'name': 'test',
+
+        'source-caches': {
+            'url': 'https://cache.example.com:12345',
+            'push': 'true',
+            config_key: config_value
+        }
+    }
+    project_conf_file = os.path.join(project, 'project.conf')
+    _yaml.dump(project_conf, project_conf_file)
+
+    # Use `pull` here to ensure we try to initialize the remotes, triggering the error
+    #
+    # This does not happen for a simple `bst show`.
+    result = cli.run(project=project, args=['source', 'fetch', 'element.bst'])
+    result.assert_main_error(ErrorDomain.LOAD, LoadErrorReason.INVALID_DATA)