Add a test for plugin smartctl

This test checks that the plugin returns a JSON string as expected.

Signed-off-by: Guillaume <[email protected]>

tests/xapi-plugins/plugin_smartctl/test_smartctl.py

@@ -0,0 +1,18 @@
+# Requirements:
+# From --hosts parameter:
+# - host(A1): first XCP-ng host > 8.2.
+
+import json
+
+def _call_plugin(host, fn):
+    ret = host.call_plugin("smartctl.py", fn)
+    try:
+        json.loads(ret)
+    except ValueError:
+        assert False, "JSON string was expected but ValueError was raised"
+
+def test_smartctl_information(host):
+    _call_plugin(host, "information")
+
+def test_smartctl_health(host):
+    _call_plugin(host, "health")