tests: source and artifact cache test

Ensures that remote source cache and artifact caches work fine together.

Part of #440

1 files changed, 91 insertions, 0 deletions

diff --git a/tests/frontend/remote-caches.py b/tests/frontend/remote-caches.py
new file mode 100644
index 000000000..3e3e226fc
--- /dev/null
+++ b/tests/frontend/remote-caches.py
@@ -0,0 +1,91 @@
+#
+#  Copyright (C) 2019 Bloomberg Finance LP
+#
+#  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>
+#
+# Pylint doesn't play well with fixtures and dependency injection from pytest
+# pylint: disable=redefined-outer-name
+import os
+import shutil
+import pytest
+
+from buildstream.plugintestutils import cli  # pylint: disable=unused-import
+from buildstream import _yaml
+
+from tests.testutils import create_artifact_share, create_element_size
+
+DATA_DIR = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'project')
+
+
+def message_handler(message, context):
+    pass
+
+
+@pytest.mark.datafiles(DATA_DIR)
+def test_source_artifact_caches(cli, tmpdir, datafiles):
+    cachedir = os.path.join(str(tmpdir), 'cache')
+    project_dir = str(datafiles)
+    element_path = os.path.join(project_dir, 'elements')
+
+    with create_artifact_share(os.path.join(str(tmpdir), 'share')) as share:
+        user_config_file = str(tmpdir.join('buildstream.conf'))
+        user_config = {
+            'scheduler': {
+                'pushers': 1
+            },
+            'source-caches': {
+                'url': share.repo,
+                'push': True,
+            },
+            'artifacts': {
+                'url': share.repo,
+                'push': True,
+            },
+            'cachedir': cachedir
+        }
+        _yaml.dump(_yaml.node_sanitize(user_config), filename=user_config_file)
+        cli.configure(user_config)
+
+        create_element_size('repo.bst', project_dir, element_path, [], 10000)
+
+        res = cli.run(project=project_dir, args=['build', 'repo.bst'])
+        res.assert_success()
+        assert "Pushed source " in res.stderr
+        assert "Pushed artifact " in res.stderr
+
+        # delete local sources and artifacts and check it pulls them
+        shutil.rmtree(os.path.join(cachedir, 'cas'))
+        shutil.rmtree(os.path.join(cachedir, 'sources'))
+
+        # this should just fetch the artifacts
+        res = cli.run(project=project_dir, args=['build', 'repo.bst'])
+        res.assert_success()
+        assert "Pulled artifact " in res.stderr
+        assert "Pulled source " not in res.stderr
+
+        # remove the artifact from the repo and check it pulls sources, builds
+        # and then pushes the artifacts
+        shutil.rmtree(os.path.join(cachedir, 'cas'))
+        print(os.listdir(os.path.join(share.repodir, 'cas', 'refs', 'heads')))
+        shutil.rmtree(os.path.join(share.repodir, 'cas', 'refs', 'heads', 'test'))
+
+        res = cli.run(project=project_dir, args=['build', 'repo.bst'])
+        res.assert_success()
+        assert "Remote ({}) does not have artifact ".format(share.repo) in res.stderr
+        assert "Pulled source" in res.stderr
+        assert "Caching artifact" in res.stderr
+        assert "Pushed artifact" in res.stderr