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https://github.com/VectorCamp/vectorscan.git
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123 lines
4.0 KiB
C++
123 lines
4.0 KiB
C++
/*
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* Copyright (c) 2015-2022, Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "parser/utf8_validate.h"
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#include "ue2common.h"
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#include "util/string_util.h"
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#include "gtest/gtest.h"
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using namespace testing;
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using namespace ue2;
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struct ValidUtf8TestInfo {
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std::string str;
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bool is_valid;
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};
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// Helper for gtest.
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static
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void PrintTo(const ValidUtf8TestInfo &t, ::std::ostream *os) {
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*os << "(\"" << printable(t.str) << "\", " << t.is_valid << ")";
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}
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static ValidUtf8TestInfo valid_utf8_tests[] = {
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// Trivial ASCII.
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{"foobar", true},
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{"0", true},
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{"\x7e", true},
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{"hatstand\tteakettle\tbadgerbrush\n", true},
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// Some valid UTF-8: Movie titles!
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{"À bout de souffle", true},
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{"拳銃は俺のパスポート", true},
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{"大醉俠", true},
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{"龙门客栈", true},
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{"공동경비구역", true},
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{"জলসাঘর", true},
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// Valid one-byte caseS.
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{"\x7f", true}, // \x7f is valid
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// These bytes should never appear in a UTF-8 stream.
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{"\xc0", false},
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{"\xc1", false},
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{"\xf5", false},
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{"\xf6", false},
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{"\xf7", false},
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{"\xf8", false},
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{"\xf9", false},
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{"\xfa", false},
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{"\xfc", false},
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{"\xfd", false},
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{"\xfe", false},
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{"\xff", false},
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{"\xff", false},
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// Examples from RFC-3629 section 7.
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{"\x41\xe2\x89\xa2\xce\x91\x2e", true},
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{"\xed\x95\x9c\xea\xb5\xad\xec\x96\xb4", true},
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{"\xe6\x97\xa5\xe6\x9c\xac\xe8\xaa\x9e", true},
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{"\xef\xbb\xbf\xf0\xa3\x8e\xb4", true},
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// Examples from RFC-3629 section 10. (security concerns)
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{"/../", true},
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{"\x2f\xc0\xae\x2e\x2f", false}, // overlong
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// Overlong encodings
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{"\xc0\xc1", false}, // 'a' as two bytes
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{"\xe0\x80\xc1", false}, // 'a' as three bytes
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{"\xf0\x80\x80\xc1", false}, // 'a' as four bytes
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/* invalid continuing bytes */
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{"\xd1\xf1", false},
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{"\xef\xbf\xf1", false},
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{"\xef\xf1\xbf", false},
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{"\xf1\xf1\xf1\xf1", false},
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{"\xf1\xbf\xbf\xf1", false},
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{"\xf1\xbf\xf1\xbf", false},
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{"\xf1\xf1\xbf\xbf", false},
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// UTF-16 surrogates
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{"\xed\xa0\x80", false}, // U+D800
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{"\xed\xb2\x80", false}, // U+DC80
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};
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class ValidUtf8Test : public TestWithParam<ValidUtf8TestInfo> {};
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INSTANTIATE_TEST_CASE_P(ValidUtf8, ValidUtf8Test, ValuesIn(valid_utf8_tests));
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TEST_P(ValidUtf8Test, check) {
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const auto &info = GetParam();
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SCOPED_TRACE(testing::Message() << "String is: " << printable(info.str));
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ASSERT_EQ(info.is_valid, isValidUtf8(info.str.c_str(), info.str.size()));
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}
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