diff --git a/gdb-port/tests/unit/ast.py b/gdb-port/tests/unit/ast.py
index 802c1e46a3aa3d75055f4eb769aba737741062b9..d67d232a221db65fbede195a143ae3daefd75753 100644
--- a/gdb-port/tests/unit/ast.py
+++ b/gdb-port/tests/unit/ast.py
@@ -140,3 +140,24 @@ class ASTManagerSetTopNode(unittest.TestCase):
 		#self.assertEquals(ast_manager.top_node, hpr_mock_object)
 		self.assertEqual(ast_manager.parser, p)
 		self.assertEqual(self.hpr_mock_object.mock_calls, [unittest.mock.call(0xdeadbeef)])
+
+class ASTManagerPrintAST(unittest.TestCase):
+	def setUp(self):
+		self.hpr_patcher = unittest.mock.patch('__main__.HParseResult', autospec=True)
+		self.parser_patcher = unittest.mock.patch('__main__.Parser', autospec=True)
+		self.hpr_mock_object = self.hpr_patcher.start()
+		self.parser_mock_object = self.parser_patcher.start()
+
+	def tearDown(self):
+		self.parser_patcher.stop()
+		self.hpr_patcher.stop()
+
+	@unittest.mock.patch("builtins.print")
+	def test_print_ast(self, print_mock):
+		p = Parser('test_parser', 0xdeadbfff)
+		ast_manager = ASTManager()
+		ast_manager.set_top_node(0xdeadbeef, p)
+
+		ast_manager.print_ast()
+
+		self.assertEqual(print_mock.mock_calls, [unittest.mock.call(ast_manager.parser), unittest.mock.call(ast_manager.top_node)])