Index: url/url_canon_unittest.cc |
diff --git a/url/url_canon_unittest.cc b/url/url_canon_unittest.cc |
index 0ccd6c93009efa94faf0be1a3a95a2b169e96158..b382a7cda2aac175c77b4fef1e1a6e5ce52eca1e 100644 |
--- a/url/url_canon_unittest.cc |
+++ b/url/url_canon_unittest.cc |
@@ -1060,6 +1060,21 @@ TEST(URLCanonTest, Path) { |
{"/%7Ffp3%3Eju%3Dduvgw%3Dd", L"/%7Ffp3%3Eju%3Dduvgw%3Dd", "/%7Ffp3%3Eju%3Dduvgw%3Dd", Component(0, 24), true}, |
// @ should be passed through unchanged (escaped or unescaped). |
{"/@asdf%40", L"/@asdf%40", "/@asdf%40", Component(0, 9), true}, |
+ // Nested escape sequences should result in escaping the leading '%' if |
+ // unescaping would result in a new escape sequence. |
+ {"/%A%42", L"/%A%42", "/%25AB", Component(0, 6), true}, |
+ {"/%%41B", L"/%%41B", "/%25AB", Component(0, 6), true}, |
+ {"/%%41%42", L"/%%41%42", "/%25AB", Component(0, 6), true}, |
+ // Make sure truncated "nested" escapes don't result in reading off the |
+ // string end. |
+ {"/%%41", L"/%%41", "/%A", Component(0, 3), true}, |
+ // Don't unescape the leading '%' if unescaping doesn't result in a valid |
+ // new escape sequence. |
+ {"/%%470", L"/%%470", "/%G0", Component(0, 4), true}, |
+ {"/%%2D%41", L"/%%2D%41", "/%-A", Component(0, 4), true}, |
+ // Don't erroneously downcast a UTF-16 charater in a way that makes it |
+ // look like part of an escape sequence. |
+ {NULL, L"/%%41\x0130", "/%A%C4%B0", Component(0, 9), true}, |
// ----- encoding tests ----- |
// Basic conversions |