test(--no-showlocals): Should hide locals when addopts=--showlocals

testing/test_terminal.py

@@ -1018,6 +1018,27 @@ def test_showlocals_short():
             ]
         )
 
+    def test_noshowlocals_addopts_override(pytester: Pytester) -> None:
+        pytester.makeini("[pytest]\naddopts=--showlocals")
+        p1 = pytester.makepyfile(
+            """
+            def test_noshowlocals():
+                x = 3
+                y = "x" * 5000
+                assert 0
+        """
+        )
+
+        # Override global --showlocals for py.test via arg
+        result = pytester.runpytest(p1, "--no-showlocals")
+        result.stdout.fnmatch_lines(
+            [
+                # "_ _ * Locals *",
+                "x* = 3",
+                "y* = 'xxxxxx*",
+            ]
+        )
+
     @pytest.fixture
     def verbose_testfile(self, pytester: Pytester) -> Path:
         return pytester.makepyfile(