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Add tests for Unicode path component decoding in decode_path_component function

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yhirose
2026-03-13 00:32:41 -04:00
parent 83e98a28dd
commit 43a54a3e3d
2 changed files with 15 additions and 1 deletions
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test/test.cc
+13
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@@ -413,6 +413,19 @@ TEST(DecodePathTest, PercentCharacterNUL) {
EXPECT_EQ(decode_path_component("x%00x"), expected);
}
TEST(DecodePathTest, UnicodeEncoding) {
// %u0041 = 'A' (1-byte UTF-8)
EXPECT_EQ("A", decode_path_component("%u0041"));
// %u00E9 = 'é' (2-byte UTF-8)
EXPECT_EQ(U8("é"), decode_path_component("%u00E9"));
// %u3042 = 'あ' (3-byte UTF-8)
EXPECT_EQ(U8("あ"), decode_path_component("%u3042"));
// %uFFFF = max 4-digit hex (3-byte UTF-8, must not overflow buff[4])
EXPECT_FALSE(decode_path_component("%uFFFF").empty());
// %uD800 = surrogate (invalid, silently dropped)
EXPECT_EQ("", decode_path_component("%uD800"));
}
TEST(SanitizeFilenameTest, VariousPatterns) {
// Path traversal
EXPECT_EQ("passwd", httplib::sanitize_filename("../../../etc/passwd"));