tests: fix listattributes tests

tests/integration/test_constrainteval.py

@@ -26,9 +26,3 @@ def test_constrainteval_3():
     )
     assert pp.stdout is not None
     assert pp.stdout == ""
-
-
-def test_constrainteval_prefix():
-    pp = run_nomadt("constrainteval --json --prefix attr.", stdout=subprocess.PIPE)
-    assert pp.stdout
-    assert len(json.loads(pp.stdout)) >= 10, f"{pp}"

tests/integration/test_listattributes.py

@@ -0,0 +1,13 @@
+import json
+import subprocess
+
+from tests.testlib import run_nomadt
+
+
+def test_listattributes_1():
+    pp = run_nomadt("listattributes --json", stdout=subprocess.PIPE)
+    assert pp.stdout
+    name = json.loads(pp.stdout)[0]["node.unique.name"]
+    pp = run_nomadt(f"listattributes --json {name}", stdout=subprocess.PIPE)
+    assert pp.stdout
+    assert json.loads(pp.stdout)[0]["node.unique.name"] == name