1 files changed, 19 insertions, 0 deletions
diff --git a/tests/test_util/test_util_inventory.py b/tests/test_util/test_util_inventory.py
index 81d31b0..211dc17 100644
--- a/tests/test_util/test_util_inventory.py
+++ b/tests/test_util/test_util_inventory.py
@@ -10,6 +10,7 @@ from sphinx.util.inventory import InventoryFile
 from tests.test_util.intersphinx_data import (
     INVENTORY_V1,
     INVENTORY_V2,
+    INVENTORY_V2_AMBIGUOUS_TERMS,
     INVENTORY_V2_NO_VERSION,
 )
 
@@ -48,6 +49,24 @@ def test_read_inventory_v2_not_having_version():
         ('foo', '', '/util/foo.html#module-module1', 'Long Module desc')
 
 
+def test_ambiguous_definition_warning(warning, status):
+    f = BytesIO(INVENTORY_V2_AMBIGUOUS_TERMS)
+    InventoryFile.load(f, '/util', posixpath.join)
+
+    def _multiple_defs_notice_for(entity: str) -> str:
+        return f'contains multiple definitions for {entity}'
+
+    # was warning-level; reduced to info-level - see https://github.com/sphinx-doc/sphinx/issues/12613
+    mult_defs_a, mult_defs_b = (
+        _multiple_defs_notice_for('std:term:a'),
+        _multiple_defs_notice_for('std:term:b'),
+    )
+    assert mult_defs_a not in warning.getvalue().lower()
+    assert mult_defs_a not in status.getvalue().lower()
+    assert mult_defs_b not in warning.getvalue().lower()
+    assert mult_defs_b in status.getvalue().lower()
+
+
 def _write_appconfig(dir, language, prefix=None):
     prefix = prefix or language
     os.makedirs(dir / prefix, exist_ok=True)