tests: py: Warn if recorded JSON output matches the input

Actively support spring-cleaning by nagging callers.

Signed-off-by: Phil Sutter <phil@nwl.cc>

diff --git a/tests/py/nft-test.py b/tests/py/nft-test.py
index a7d27c25f9fe06c53f522243d3f93dbbf91613be..1bc8955836d0d397b2e69287671c2996b6502139 100755 (executable)
--- a/tests/py/nft-test.py
+++ b/tests/py/nft-test.py
@@ -809,6 +809,8 @@ def rule_add(rule, filename, lineno, force_all_family_option, filename_path):
                     reason = "Invalid JSON syntax in expected output: %s" % json_expected
                     print_error(reason)
                     return [-1, warning, error, unit_tests]
+                if json_expected == json_input:
+                    print_warning("Recorded JSON output matches input for: %s" % rule[0])
 
     for table in table_list:
         if rule[1].strip() == "ok":