From bb456a08a3db851e6feaefc3328f39096919ec8d Mon Sep 17 00:00:00 2001
From: "Erlend E. Aasland" <erlend@python.org>
Date: Tue, 15 Aug 2023 22:45:53 +0200
Subject: gh-106368: Argument Clinic: Add tests for cloned functions with
 custom C base names (#107977)

---
 Lib/test/test_clinic.py | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/Lib/test/test_clinic.py b/Lib/test/test_clinic.py
index 8967305..76729c8 100644
--- a/Lib/test/test_clinic.py
+++ b/Lib/test/test_clinic.py
@@ -653,6 +653,37 @@ class ClinicWholeFileTest(TestCase):
         err = "No C basename provided after 'as' keyword"
         self.expect_failure(block, err, lineno=5)
 
+    def test_cloned_with_custom_c_basename(self):
+        raw = dedent("""
+            /*[clinic input]
+            # Make sure we don't create spurious clinic/ directories.
+            output everything suppress
+            foo2
+            [clinic start generated code]*/
+
+            /*[clinic input]
+            foo as foo1 = foo2
+            [clinic start generated code]*/
+        """)
+        self.clinic.parse(raw)
+        funcs = self.clinic.functions
+        self.assertEqual(len(funcs), 2)
+        self.assertEqual(funcs[1].name, "foo")
+        self.assertEqual(funcs[1].c_basename, "foo1")
+
+    def test_cloned_with_illegal_c_basename(self):
+        block = """
+            /*[clinic input]
+            class C "void *" ""
+            foo1
+            [clinic start generated code]*/
+
+            /*[clinic input]
+            foo2 as .illegal. = foo1
+            [clinic start generated code]*/
+        """
+        err = "Illegal C basename: '.illegal. = foo1'"
+        self.expect_failure(block, err, lineno=7)
 
 
 class ParseFileUnitTest(TestCase):
-- 
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