1 files changed, 29 insertions, 0 deletions
diff --git a/tests/unittests/cmd/devel/test_init.py b/tests/unittests/cmd/devel/test_init.py
new file mode 100644
index 00000000..503bc08f
--- /dev/null
+++ b/tests/unittests/cmd/devel/test_init.py
@@ -0,0 +1,29 @@
+from unittest import mock
+
+from cloudinit import stages
+from cloudinit.cmd.devel import read_cfg_paths
+from tests.unittests.util import TEST_INSTANCE_ID, FakeDataSource
+
+
+class TestReadCfgPaths:
+    def test_read_cfg_paths_fetches_cached_datasource(self, tmpdir):
+        init = stages.Init()
+        init._cfg = {
+            "system_info": {
+                "distro": "ubuntu",
+                "paths": {"cloud_dir": tmpdir, "run_dir": tmpdir},
+            }
+        }
+        with mock.patch("cloudinit.cmd.devel.Init") as m_init:
+            with mock.patch.object(init, "_restore_from_cache") as restore:
+                restore.return_value = FakeDataSource(paths=init.paths)
+                with mock.patch(
+                    "cloudinit.util.read_conf_from_cmdline", return_value={}
+                ):
+                    m_init.return_value = init
+                    paths = read_cfg_paths()
+                    assert paths.get_ipath() is None
+                    paths = read_cfg_paths(fetch_existing_datasource="trust")
+        assert (
+            paths.get_ipath() == f"/var/lib/cloud/instances/{TEST_INSTANCE_ID}"
+        )