Add test for #123

Author: virtuald

tests/test_template.py

@@ -2415,3 +2415,55 @@ def test_deduction_sizeof_pack() -> None:
             ]
         )
     )
+
+
+def test_template_has_typename() -> None:
+    content = """
+      template<typename T::Q value>
+      void func(typename V::U arg) {}
+    """
+    data = parse_string(content, cleandoc=True)
+
+    assert data == ParsedData(
+        namespace=NamespaceScope(
+            functions=[
+                Function(
+                    return_type=Type(
+                        typename=PQName(segments=[FundamentalSpecifier(name="void")])
+                    ),
+                    name=PQName(segments=[NameSpecifier(name="func")]),
+                    parameters=[
+                        Parameter(
+                            type=Type(
+                                typename=PQName(
+                                    segments=[
+                                        NameSpecifier(name="V"),
+                                        NameSpecifier(name="U"),
+                                    ],
+                                    has_typename=True,
+                                )
+                            ),
+                            name="arg",
+                        )
+                    ],
+                    has_body=True,
+                    template=TemplateDecl(
+                        params=[
+                            TemplateNonTypeParam(
+                                type=Type(
+                                    typename=PQName(
+                                        segments=[
+                                            NameSpecifier(name="T"),
+                                            NameSpecifier(name="Q"),
+                                        ],
+                                        has_typename=True,
+                                    )
+                                ),
+                                name="value",
+                            )
+                        ]
+                    ),
+                )
+            ]
+        )
+    )