From 54b0a2e35c575bcb525c38374e53ea68d53b5e6d Mon Sep 17 00:00:00 2001 From: Leonard Richardson Date: Fri, 24 Mar 2023 16:19:29 -0400 Subject: Implement nonrecursive versions of copy and deepcopy using the new _event_strem generator. --- bs4/tests/test_pageelement.py | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'bs4/tests') diff --git a/bs4/tests/test_pageelement.py b/bs4/tests/test_pageelement.py index d98c577..4567935 100644 --- a/bs4/tests/test_pageelement.py +++ b/bs4/tests/test_pageelement.py @@ -283,6 +283,21 @@ class TestPersistence(SoupTest): copied = copy.deepcopy(self.tree) assert copied.decode() == self.tree.decode() + def test_copy_deeply_nested_document(self): + # This test verifies that copy and deepcopy don't involve any + # recursive function calls. If they did, this test would + # overflow the Python interpreter stack. + limit = sys.getrecursionlimit() + 1 + markup = "" * limit + + soup = self.soup(markup) + + copied = copy.copy(soup) + assert soup.encode() == copied.encode() + + copied = copy.deepcopy(soup) + assert soup.encode() == copied.encode() + def test_copy_preserves_encoding(self): soup = BeautifulSoup(b'

 

', 'html.parser') encoding = soup.original_encoding -- cgit v1.2.3