| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Copyright (C) 2018 Apple Inc. All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "config.h" |
| |
| #if ENABLE(WEB_AUTHN) |
| |
| #include <WebCore/CBORReader.h> |
| #include <limits> |
| #include <utility> |
| |
| // Leveraging RFC 7049 examples from https://github.com/cbor/test-vectors/blob/master/appendix_a.json. |
| namespace TestWebKitAPI { |
| |
| using namespace cbor; |
| |
| TEST(CBORReaderTest, TestReadUint) |
| { |
| struct UintTestCase { |
| const int64_t value; |
| const Vector<uint8_t> cborData; |
| }; |
| |
| static const UintTestCase kUintTestCases[] = { |
| { 0, { 0x00 } }, |
| { 1, { 0x01 } }, |
| { 23, { 0x17 } }, |
| { 24, { 0x18, 0x18 } }, |
| { std::numeric_limits<uint8_t>::max(), { 0x18, 0xff } }, |
| { 1LL << 8, { 0x19, 0x01, 0x00 } }, |
| { std::numeric_limits<uint16_t>::max(), { 0x19, 0xff, 0xff } }, |
| { 1LL << 16, { 0x1a, 0x00, 0x01, 0x00, 0x00 } }, |
| { std::numeric_limits<uint32_t>::max(), { 0x1a, 0xff, 0xff, 0xff, 0xff } }, |
| { 1LL << 32, { 0x1b, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00 } }, |
| { std::numeric_limits<int64_t>::max(), |
| { 0x1b, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, |
| }; |
| |
| for (const UintTestCase& testCase : kUintTestCases) { |
| Optional<CBORValue> cbor = CBORReader::read(testCase.cborData); |
| ASSERT_TRUE(cbor.hasValue()); |
| ASSERT_TRUE(cbor.value().type() == CBORValue::Type::Unsigned); |
| EXPECT_EQ(cbor.value().getInteger(), testCase.value); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestUintEncodedWithNonMinimumByteLength) |
| { |
| static const Vector<uint8_t> nonMinimalUintEncodings[] = { |
| // Uint 23 encoded with 1 byte. |
| { 0x18, 0x17 }, |
| // Uint 255 encoded with 2 bytes. |
| { 0x19, 0x00, 0xff }, |
| // Uint 65535 encoded with 4 byte. |
| { 0x1a, 0x00, 0x00, 0xff, 0xff }, |
| // Uint 4294967295 encoded with 8 byte. |
| { 0x1b, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff }, |
| // When decoding byte has more than one syntax error, the first syntax |
| // error encountered during deserialization is returned as the error code. |
| { |
| 0xa2, // map with non-minimally encoded key |
| 0x17, // key 24 |
| 0x61, 0x42, // value :"B" |
| 0x18, 0x17, // key 23 encoded with extra byte |
| 0x61, 0x45 // value "E" |
| }, |
| { |
| 0xa2, // map with out of order and non-minimally encoded key |
| 0x18, 0x17, // key 23 encoded with extra byte |
| 0x61, 0x45, // value "E" |
| 0x17, // key 23 |
| 0x61, 0x42 // value :"B" |
| }, |
| { |
| 0xa2, // map with duplicate non-minimally encoded key |
| 0x18, 0x17, // key 23 encoded with extra byte |
| 0x61, 0x45, // value "E" |
| 0x18, 0x17, // key 23 encoded with extra byte |
| 0x61, 0x42 // value :"B" |
| }, |
| }; |
| |
| CBORReader::DecoderError errorCode; |
| for (const auto& nonMinimalUint : nonMinimalUintEncodings) { |
| Optional<CBORValue> cbor = CBORReader::read(nonMinimalUint, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::NonMinimalCBOREncoding); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadNegativeInt) |
| { |
| struct NegativeIntTestCase { |
| const int64_t negativeInt; |
| const Vector<uint8_t> cborData; |
| }; |
| |
| static const NegativeIntTestCase kNegativeIntTestCases[] = { |
| { -1LL, { 0x20 } }, |
| { -24LL, { 0x37 } }, |
| { -25LL, { 0x38, 0x18 } }, |
| { -256LL, { 0x38, 0xff } }, |
| { -1000LL, { 0x39, 0x03, 0xe7 } }, |
| { -1000000LL, { 0x3a, 0x00, 0x0f, 0x42, 0x3f } }, |
| { -4294967296LL, { 0x3a, 0xff, 0xff, 0xff, 0xff } }, |
| { std::numeric_limits<int64_t>::min(), |
| { 0x3b, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff } } |
| }; |
| |
| for (const NegativeIntTestCase& testCase : kNegativeIntTestCases) { |
| Optional<CBORValue> cbor = CBORReader::read(testCase.cborData); |
| ASSERT_TRUE(cbor.hasValue()); |
| ASSERT_TRUE(cbor.value().type() == CBORValue::Type::Negative); |
| EXPECT_EQ(cbor.value().getInteger(), testCase.negativeInt); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadBytes) |
| { |
| struct ByteTestCase { |
| const Vector<uint8_t> value; |
| const Vector<uint8_t> cborData; |
| }; |
| |
| static const ByteTestCase kByteStringTestCases[] = { |
| {{ }, {0x40}}, |
| {{0x01, 0x02, 0x03, 0x04}, {0x44, 0x01, 0x02, 0x03, 0x04}}, |
| }; |
| |
| for (const ByteTestCase& testCase : kByteStringTestCases) { |
| Optional<CBORValue> cbor = CBORReader::read(testCase.cborData); |
| ASSERT_TRUE(cbor.hasValue()); |
| ASSERT_TRUE(cbor.value().type() == CBORValue::Type::ByteString); |
| EXPECT_TRUE(cbor.value().getByteString() == testCase.value); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadString) |
| { |
| struct StringTestCase { |
| const String value; |
| const Vector<uint8_t> cborData; |
| }; |
| |
| static const StringTestCase kStringTestCases[] = { |
| { "", { 0x60 } }, |
| { "a", { 0x61, 0x61 } }, |
| { "IETF", { 0x64, 0x49, 0x45, 0x54, 0x46 } }, |
| { "\"\\", { 0x62, 0x22, 0x5c } }, |
| { String::fromUTF8("\xc3\xbc"), { 0x62, 0xc3, 0xbc } }, |
| { String::fromUTF8("\xe6\xb0\xb4"), { 0x63, 0xe6, 0xb0, 0xb4 } }, |
| { String::fromUTF8("\xf0\x90\x85\x91"), { 0x64, 0xf0, 0x90, 0x85, 0x91 } }, |
| }; |
| |
| for (const StringTestCase& testCase : kStringTestCases) { |
| Optional<CBORValue> cbor = CBORReader::read(testCase.cborData); |
| ASSERT_TRUE(cbor.hasValue()); |
| ASSERT_TRUE(cbor.value().type() == CBORValue::Type::String); |
| EXPECT_TRUE(cbor.value().getString() == testCase.value); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadStringWithNUL) |
| { |
| static const struct { |
| const String value; |
| const Vector<uint8_t> cborData; |
| } kStringTestCases[] = { |
| { String("string_without_nul"), |
| { 0x72, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x5F, 0x77, 0x69, 0x74, 0x68, |
| 0x6F, 0x75, 0x74, 0x5F, 0x6E, 0x75, 0x6C } }, |
| { String("nul_terminated_string\0", 22), |
| { 0x76, 0x6E, 0x75, 0x6C, 0x5F, 0x74, 0x65, 0x72, 0x6D, 0x69, 0x6E, 0x61, |
| 0x74, 0x65, 0x64, 0x5F, 0x73, 0x74, 0x72, 0x69, 0x6E, 0x67, 0x00 } }, |
| { String("embedded\0nul", 12), |
| { 0x6C, 0x65, 0x6D, 0x62, 0x65, 0x64, 0x64, 0x65, 0x64, 0x00, 0x6E, 0x75, |
| 0x6C } }, |
| { String("trailing_nuls\0\0", 15), |
| { 0x6F, 0x74, 0x72, 0x61, 0x69, 0x6C, 0x69, 0x6E, 0x67, 0x5F, 0x6E, 0x75, |
| 0x6C, 0x73, 0x00, 0x00 } }, |
| }; |
| |
| for (const auto& testCase : kStringTestCases) { |
| Optional<CBORValue> cbor = CBORReader::read(testCase.cborData); |
| ASSERT_TRUE(cbor.hasValue()); |
| ASSERT_TRUE(cbor.value().type() == CBORValue::Type::String); |
| EXPECT_TRUE(cbor.value().getString() == testCase.value); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadStringWithInvalidByteSequenceAfterNUL) |
| { |
| // UTF-8 validation should not stop at the first NUL character in the string. |
| // That is, a string with an invalid byte sequence should fail UTF-8 |
| // validation even if the invalid character is located after one or more NUL |
| // characters. Here, 0xA6 is an unexpected continuation byte. |
| static const Vector<uint8_t> stringWithInvalidContinuationByte = { |
| 0x63, 0x00, 0x00, 0xA6 |
| }; |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(stringWithInvalidContinuationByte, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::InvalidUTF8); |
| } |
| |
| TEST(CBORReaderTest, TestReadArray) |
| { |
| static const Vector<uint8_t> kArrayTestCaseCBOR = { |
| 0x98, 0x19, // array of 25 elements |
| 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, |
| 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, |
| 0x18, 0x18, 0x19, |
| }; |
| |
| Optional<CBORValue> cbor = CBORReader::read(kArrayTestCaseCBOR); |
| ASSERT_TRUE(cbor.hasValue()); |
| const CBORValue cborArray = WTFMove(cbor.value()); |
| ASSERT_TRUE(cborArray.type() == CBORValue::Type::Array); |
| ASSERT_EQ(cborArray.getArray().size(), 25u); |
| |
| Vector<CBORValue> array; |
| for (int i = 0; i < 25; i++) { |
| ASSERT_TRUE(cborArray.getArray()[i].type() == CBORValue::Type::Unsigned); |
| EXPECT_EQ(cborArray.getArray()[i].getInteger(), static_cast<int64_t>(i + 1)); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadMapWithMapValue) |
| { |
| static const Vector<uint8_t> kMapTestCaseCBOR = { |
| 0xa4, // map with 4 key value pairs: |
| 0x18, 0x18, // 24 |
| 0x63, 0x61, 0x62, 0x63, // "abc" |
| |
| 0x60, // "" |
| 0x61, 0x2e, // "." |
| |
| 0x61, 0x62, // "b" |
| 0x61, 0x42, // "B" |
| |
| 0x62, 0x61, 0x61, // "aa" |
| 0x62, 0x41, 0x41, // "AA" |
| }; |
| |
| Optional<CBORValue> cbor = CBORReader::read(kMapTestCaseCBOR); |
| ASSERT_TRUE(cbor.hasValue()); |
| const CBORValue cborVal = WTFMove(cbor.value()); |
| ASSERT_TRUE(cborVal.type() == CBORValue::Type::Map); |
| ASSERT_EQ(cborVal.getMap().size(), 4u); |
| |
| const CBORValue keyUint(24); |
| ASSERT_EQ(cborVal.getMap().count(keyUint), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(keyUint)->second.type() == CBORValue::Type::String); |
| EXPECT_TRUE(cborVal.getMap().find(keyUint)->second.getString() == "abc"); |
| |
| const CBORValue keyEmptyString(""); |
| ASSERT_EQ(cborVal.getMap().count(keyEmptyString), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(keyEmptyString)->second.type() == CBORValue::Type::String); |
| EXPECT_TRUE(cborVal.getMap().find(keyEmptyString)->second.getString() == "."); |
| |
| const CBORValue keyB("b"); |
| ASSERT_EQ(cborVal.getMap().count(keyB), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(keyB)->second.type() == CBORValue::Type::String); |
| EXPECT_TRUE(cborVal.getMap().find(keyB)->second.getString() == "B"); |
| |
| const CBORValue keyAa("aa"); |
| ASSERT_EQ(cborVal.getMap().count(keyAa), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(keyAa)->second.type() == CBORValue::Type::String); |
| EXPECT_TRUE(cborVal.getMap().find(keyAa)->second.getString() == "AA"); |
| } |
| |
| TEST(CBORReaderTest, TestReadMapWithIntegerKeys) |
| { |
| static const Vector<uint8_t> kMapWithIntegerKeyCBOR = { |
| 0xA4, // map with 4 key value pairs |
| 0x01, // key : 1 |
| 0x61, 0x61, // value : "a" |
| |
| 0x09, // key : 9 |
| 0x61, 0x62, // value : "b" |
| |
| 0x19, 0x03, 0xE7, // key : 999 |
| 0x61, 0x63, // value "c" |
| |
| 0x19, 0x04, 0x57, // key : 1111 |
| 0x61, 0x64, // value : "d" |
| }; |
| |
| Optional<CBORValue> cbor = CBORReader::read(kMapWithIntegerKeyCBOR); |
| ASSERT_TRUE(cbor.hasValue()); |
| const CBORValue cborVal = WTFMove(cbor.value()); |
| ASSERT_TRUE(cborVal.type() == CBORValue::Type::Map); |
| ASSERT_EQ(cborVal.getMap().size(), 4u); |
| |
| const CBORValue key1(1); |
| ASSERT_EQ(cborVal.getMap().count(key1), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(key1)->second.type() == CBORValue::Type::String); |
| ASSERT_TRUE(cborVal.getMap().find(key1)->second.getString() == "a"); |
| |
| const CBORValue key9(9); |
| ASSERT_EQ(cborVal.getMap().count(key9), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(key9)->second.type() == CBORValue::Type::String); |
| ASSERT_TRUE(cborVal.getMap().find(key9)->second.getString() == "b"); |
| |
| const CBORValue key999(999); |
| ASSERT_EQ(cborVal.getMap().count(key999), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(key999)->second.type() == CBORValue::Type::String); |
| ASSERT_TRUE(cborVal.getMap().find(key999)->second.getString() == "c"); |
| |
| const CBORValue key1111(1111); |
| ASSERT_EQ(cborVal.getMap().count(key1111), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(key1111)->second.type() == CBORValue::Type::String); |
| ASSERT_TRUE(cborVal.getMap().find(key1111)->second.getString() == "d"); |
| } |
| |
| TEST(CBORReaderTest, TestReadMapWithArray) |
| { |
| static const Vector<uint8_t> kMapArrayTestCaseCBOR = { |
| 0xa2, // map of 2 pairs |
| 0x61, 0x61, // "a" |
| 0x01, |
| |
| 0x61, 0x62, // "b" |
| 0x82, // array with 2 elements |
| 0x02, |
| 0x03, |
| }; |
| |
| Optional<CBORValue> cbor = CBORReader::read(kMapArrayTestCaseCBOR); |
| ASSERT_TRUE(cbor.hasValue()); |
| const CBORValue cborVal = WTFMove(cbor.value()); |
| ASSERT_TRUE(cborVal.type() == CBORValue::Type::Map); |
| ASSERT_EQ(cborVal.getMap().size(), 2u); |
| |
| const CBORValue keyA("a"); |
| ASSERT_EQ(cborVal.getMap().count(keyA), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(keyA)->second.type() == CBORValue::Type::Unsigned); |
| EXPECT_EQ(cborVal.getMap().find(keyA)->second.getInteger(), 1u); |
| |
| const CBORValue keyB("b"); |
| ASSERT_EQ(cborVal.getMap().count(keyB), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(keyB)->second.type() == CBORValue::Type::Array); |
| |
| const CBORValue nestedArray = cborVal.getMap().find(keyB)->second.clone(); |
| ASSERT_EQ(nestedArray.getArray().size(), 2u); |
| for (int i = 0; i < 2; i++) { |
| ASSERT_TRUE(nestedArray.getArray()[i].type() == CBORValue::Type::Unsigned); |
| EXPECT_EQ(nestedArray.getArray()[i].getInteger(), static_cast<int64_t>(i + 2)); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadNestedMap) |
| { |
| static const Vector<uint8_t> kNestedMapTestCase = { |
| 0xa2, // map of 2 pairs |
| 0x61, 0x61, // "a" |
| 0x01, |
| |
| 0x61, 0x62, // "b" |
| 0xa2, // map of 2 pairs |
| 0x61, 0x63, // "c" |
| 0x02, |
| |
| 0x61, 0x64, // "d" |
| 0x03, |
| }; |
| |
| Optional<CBORValue> cbor = CBORReader::read(kNestedMapTestCase); |
| ASSERT_TRUE(cbor.hasValue()); |
| const CBORValue cborVal = WTFMove(cbor.value()); |
| ASSERT_TRUE(cborVal.type() == CBORValue::Type::Map); |
| ASSERT_EQ(cborVal.getMap().size(), 2u); |
| |
| const CBORValue keyA("a"); |
| ASSERT_EQ(cborVal.getMap().count(keyA), 1u); |
| ASSERT_TRUE(cborVal.getMap().find(keyA)->second.type() == CBORValue::Type::Unsigned); |
| EXPECT_EQ(cborVal.getMap().find(keyA)->second.getInteger(), 1u); |
| |
| const CBORValue keyB("b"); |
| ASSERT_EQ(cborVal.getMap().count(keyB), 1u); |
| const CBORValue nestedMap = cborVal.getMap().find(keyB)->second.clone(); |
| ASSERT_TRUE(nestedMap.type() == CBORValue::Type::Map); |
| ASSERT_EQ(nestedMap.getMap().size(), 2u); |
| |
| const CBORValue keyC("c"); |
| ASSERT_EQ(nestedMap.getMap().count(keyC), 1u); |
| ASSERT_TRUE(nestedMap.getMap().find(keyC)->second.type() == CBORValue::Type::Unsigned); |
| EXPECT_EQ(nestedMap.getMap().find(keyC)->second.getInteger(), 2u); |
| |
| const CBORValue keyD("d"); |
| ASSERT_EQ(nestedMap.getMap().count(keyD), 1u); |
| ASSERT_TRUE(nestedMap.getMap().find(keyD)->second.type() == CBORValue::Type::Unsigned); |
| EXPECT_EQ(nestedMap.getMap().find(keyD)->second.getInteger(), 3u); |
| } |
| |
| TEST(CBORReaderTest, TestIntegerRange) |
| { |
| static const Vector<uint8_t> kMaxPositiveInt = { |
| 0x1b, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF |
| }; |
| static const Vector<uint8_t> kMinNegativeInt = { |
| 0x3b, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF |
| }; |
| |
| Optional<CBORValue> maxPositiveInt = CBORReader::read(kMaxPositiveInt); |
| ASSERT_TRUE(maxPositiveInt.hasValue()); |
| EXPECT_EQ(maxPositiveInt.value().getInteger(), INT64_MAX); |
| |
| Optional<CBORValue> minNegativeInt = CBORReader::read(kMinNegativeInt); |
| ASSERT_TRUE(minNegativeInt.hasValue()); |
| EXPECT_EQ(minNegativeInt.value().getInteger(), INT64_MIN); |
| } |
| |
| TEST(CBORReaderTest, TestIntegerOutOfRangeError) |
| { |
| static const Vector<uint8_t> kOutOfRangePositiveInt = { |
| 0x1b, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 |
| }; |
| |
| static const Vector<uint8_t> kOutOfRangeNegativeInt = { |
| 0x3b, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 |
| }; |
| |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> positiveIntOutOfRangeCBOR = CBORReader::read(kOutOfRangePositiveInt, &errorCode); |
| EXPECT_FALSE(positiveIntOutOfRangeCBOR); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::OutOfRangeIntegerValue); |
| |
| Optional<CBORValue> negativeIntOutOfRangeCBOR = CBORReader::read(kOutOfRangeNegativeInt, &errorCode); |
| EXPECT_FALSE(negativeIntOutOfRangeCBOR); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::OutOfRangeIntegerValue); |
| } |
| |
| TEST(CBORReaderTest, TestReadSimpleValue) |
| { |
| static const struct { |
| const CBORValue::SimpleValue value; |
| const Vector<uint8_t> cborData; |
| } kSimpleValueTestCases[] = { |
| { CBORValue::SimpleValue::FalseValue, { 0xf4 } }, |
| { CBORValue::SimpleValue::TrueValue, { 0xf5 } }, |
| { CBORValue::SimpleValue::NullValue, { 0xf6 } }, |
| { CBORValue::SimpleValue::Undefined, { 0xf7 } }, |
| }; |
| |
| for (const auto& testCase : kSimpleValueTestCases) { |
| Optional<CBORValue> cbor = CBORReader::read(testCase.cborData); |
| ASSERT_TRUE(cbor.hasValue()); |
| ASSERT_TRUE(cbor.value().type() == CBORValue::Type::SimpleValue); |
| ASSERT_TRUE(cbor.value().getSimpleValue() == testCase.value); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestReadUnsupportedFloatingPointNumbers) |
| { |
| static const Vector<uint8_t> floatingPointCbors[] = { |
| // 16 bit floating point value. |
| { 0xf9, 0x10, 0x00 }, |
| // 32 bit floating point value. |
| { 0xfa, 0x10, 0x00, 0x00, 0x00 }, |
| // 64 bit floating point value. |
| { 0xfb, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } |
| }; |
| |
| for (const auto& unsupported_floating_point : floatingPointCbors) { |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(unsupported_floating_point, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::UnsupportedFloatingPointValue); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestIncompleteCBORDataError) |
| { |
| static const Vector<uint8_t> incompleteCborList[] = { |
| // Additional info byte corresponds to unsigned int that corresponds |
| // to 2 additional bytes. But actual data encoded in one byte. |
| { 0x19, 0x03 }, |
| // CBOR bytestring of length 3 encoded with additional info of length 4. |
| { 0x44, 0x01, 0x02, 0x03 }, |
| // CBOR string data "IETF" of length 4 encoded with additional info of |
| // length 5. |
| { 0x65, 0x49, 0x45, 0x54, 0x46 }, |
| // CBOR array of length 1 encoded with additional info of length 2. |
| { 0x82, 0x02 }, |
| // CBOR map with single key value pair encoded with additional info of |
| // length 2. |
| { 0xa2, 0x61, 0x61, 0x01 }, |
| }; |
| |
| for (const auto& incomplete_data : incompleteCborList) { |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(incomplete_data, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::IncompleteCBORData); |
| } |
| } |
| |
| // While RFC 7049 allows CBOR map keys with all types, current decoder only |
| // supports unsigned integer and string keys. |
| TEST(CBORReaderTest, TestUnsupportedMapKeyFormatError) |
| { |
| static const Vector<uint8_t> kMapWithUintKey = { |
| 0xa2, // map of 2 pairs |
| |
| 0x82, 0x01, 0x02, // invalid key : [1, 2] |
| 0x02, // value : 2 |
| |
| 0x61, 0x64, // key : "d" |
| 0x03, // value : 3 |
| }; |
| |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(kMapWithUintKey, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::IncorrectMapKeyType); |
| } |
| |
| TEST(CBORReaderTest, TestUnknownAdditionalInfoError) |
| { |
| static const Vector<uint8_t> kUnknownAdditionalInfoList[] = { |
| // "IETF" encoded with major type 3 and additional info of 28. |
| { 0x7C, 0x49, 0x45, 0x54, 0x46 }, |
| // "\"\\" encoded with major type 3 and additional info of 29. |
| { 0x7D, 0x22, 0x5c }, |
| // "\xc3\xbc" encoded with major type 3 and additional info of 30. |
| { 0x7E, 0xc3, 0xbc }, |
| // "\xe6\xb0\xb4" encoded with major type 3 and additional info of 31. |
| { 0x7F, 0xe6, 0xb0, 0xb4 }, |
| // Major type 7, additional information 28: unassigned. |
| { 0xFC }, |
| // Major type 7, additional information 29: unassigned. |
| { 0xFD }, |
| // Major type 7, additional information 30: unassigned. |
| { 0xFE }, |
| // Major type 7, additional information 31: "break" stop code for |
| // indefinite-length items. |
| { 0xFF }, |
| }; |
| |
| for (const auto& incorrect_cbor : kUnknownAdditionalInfoList) { |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(incorrect_cbor, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::UnknownAdditionalInfo); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestTooMuchNestingError) |
| { |
| static const Vector<uint8_t> kZeroDepthCBORList[] = { |
| // Unsigned int with value 100. |
| { 0x18, 0x64 }, |
| // CBOR bytestring of length 4. |
| { 0x44, 0x01, 0x02, 0x03, 0x04 }, |
| // CBOR string of corresponding to "IETF. |
| { 0x64, 0x49, 0x45, 0x54, 0x46 }, |
| // Empty CBOR array. |
| { 0x80 }, |
| // Empty CBOR Map |
| { 0xa0 }, |
| }; |
| |
| for (const auto& zeroDepthData : kZeroDepthCBORList) { |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(zeroDepthData, &errorCode, 0); |
| EXPECT_TRUE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::CBORNoError); |
| } |
| |
| // Corresponds to a CBOR structure with a nesting depth of 2: |
| // {"a": 1, |
| // "b": [2, 3]} |
| static const Vector<uint8_t> kNestedCBORData = { |
| 0xa2, // map of 2 pairs |
| 0x61, 0x61, // "a" |
| 0x01, |
| |
| 0x61, 0x62, // "b" |
| 0x82, // array with 2 elements |
| 0x02, |
| 0x03, |
| }; |
| |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cborSingleLayerMax = CBORReader::read(kNestedCBORData, &errorCode, 1); |
| EXPECT_FALSE(cborSingleLayerMax.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::TooMuchNesting); |
| |
| Optional<CBORValue> cborDoubleLayerMax = CBORReader::read(kNestedCBORData, &errorCode, 2); |
| EXPECT_TRUE(cborDoubleLayerMax.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::CBORNoError); |
| } |
| |
| TEST(CBORReaderTest, TestOutOfOrderKeyError) |
| { |
| static const Vector<uint8_t> kMapsWithUnsortedKeys[] = { |
| {0xa2, // map with 2 keys with same major type and length |
| 0x61, 0x62, // key "b" |
| 0x61, 0x42, // value :"B" |
| |
| 0x61, 0x61, // key "a" (out of order byte-wise lexically) |
| 0x61, 0x45, // value "E" |
| }, |
| {0xa2, // map with 2 keys with different major type |
| 0x61, 0x62, // key "b" |
| 0x02, // value 2 |
| |
| // key 1000 (out of order since lower major type sorts first) |
| 0x19, 0x03, 0xe8, |
| 0x61, 0x61, // value a |
| }, |
| {0xa2, // map with 2 keys with same major type |
| 0x19, 0x03, 0xe8, // key 1000 (out of order due to longer length) |
| 0x61, 0x61, // value "a" |
| |
| 0x0a, // key 10 |
| 0x61, 0x62}, // value "b" |
| }; |
| |
| CBORReader::DecoderError errorCode; |
| for (const auto& unsortedMap : kMapsWithUnsortedKeys) { |
| Optional<CBORValue> cbor = |
| CBORReader::read(unsortedMap, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::OutOfOrderKey); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestDuplicateKeyError) |
| { |
| static const Vector<uint8_t> kMapWithDuplicateKey = { |
| 0xa6, // map of 6 pairs: |
| 0x60, // "" |
| 0x61, 0x2e, // "." |
| |
| 0x61, 0x62, // "b" |
| 0x61, 0x42, // "B" |
| |
| 0x61, 0x62, // "b" (Duplicate key) |
| 0x61, 0x43, // "C" |
| |
| 0x61, 0x64, // "d" |
| 0x61, 0x44, // "D" |
| |
| 0x61, 0x65, // "e" |
| 0x61, 0x44, // "D" |
| |
| 0x62, 0x61, 0x61, // "aa" |
| 0x62, 0x41, 0x41, // "AA" |
| }; |
| |
| CBORReader::DecoderError errorCode; |
| |
| Optional<CBORValue> cbor = CBORReader::read(kMapWithDuplicateKey, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::DuplicateKey); |
| } |
| |
| // Leveraging Markus Kuhn’s UTF-8 decoder stress test. See |
| // http://www.cl.cam.ac.uk/~mgk25/ucs/examples/UTF-8-test.txt for details. |
| TEST(CBORReaderTest, TestIncorrectStringEncodingError) |
| { |
| static const Vector<uint8_t> utf8CharacterEncodings[] = { |
| // Corresponds to utf8 encoding of "" (section 2.3.1 of stress test). |
| { 0x63, 0xED, 0x9F, 0xBF }, |
| // Corresponds to utf8 encoding of "" (section 2.3.2 of stress test). |
| { 0x63, 0xEE, 0x80, 0x80 }, |
| // Corresponds to utf8 encoding of "�" (section 2.3.3 of stress test). |
| { 0x63, 0xEF, 0xBF, 0xBD }, |
| }; |
| |
| CBORReader::DecoderError errorCode; |
| for (const auto& cbor_byte : utf8CharacterEncodings) { |
| Optional<CBORValue> correctlyEncodedCbor = CBORReader::read(cbor_byte, &errorCode); |
| EXPECT_TRUE(correctlyEncodedCbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::CBORNoError); |
| } |
| |
| // Incorrect UTF8 encoding referenced by section 3.5.3 of the stress test. |
| Vector<uint8_t> impossible_utf_byte { 0x64, 0xfe, 0xfe, 0xff, 0xff }; |
| Optional<CBORValue> incorrectlyEncodedCbor = CBORReader::read(impossible_utf_byte, &errorCode); |
| EXPECT_FALSE(incorrectlyEncodedCbor); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::InvalidUTF8); |
| } |
| |
| TEST(CBORReaderTest, TestExtraneousCBORDataError) |
| { |
| static const Vector<uint8_t> zeroPaddedCborList[] = { |
| // 1 extra byte after a 2-byte unsigned int. |
| { 0x19, 0x03, 0x05, 0x00 }, |
| // 1 extra byte after a 4-byte cbor byte array. |
| { 0x44, 0x01, 0x02, 0x03, 0x04, 0x00 }, |
| // 1 extra byte after a 4-byte string. |
| { 0x64, 0x49, 0x45, 0x54, 0x46, 0x00 }, |
| // 1 extra byte after CBOR array of length 2. |
| { 0x82, 0x01, 0x02, 0x00 }, |
| // 1 extra key value pair after CBOR map of size 2. |
| { 0xa1, 0x61, 0x63, 0x02, 0x61, 0x64, 0x03 }, |
| }; |
| |
| for (const auto& extraneous_cborData : zeroPaddedCborList) { |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(extraneous_cborData, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::ExtraneousData); |
| } |
| } |
| |
| TEST(CBORReaderTest, TestUnsupportedSimplevalue) |
| { |
| static const Vector<uint8_t> unsupportedSimpleValues[] = { |
| // Simple value (0, unassigned) |
| { 0xE0 }, |
| // Simple value (19, unassigned) |
| { 0xF3 }, |
| // Simple value (24, reserved) |
| { 0xF8, 0x18 }, |
| // Simple value (28, reserved) |
| { 0xF8, 0x1C }, |
| // Simple value (29, reserved) |
| { 0xF8, 0x1D }, |
| // Simple value (30, reserved) |
| { 0xF8, 0x1E }, |
| // Simple value (31, reserved) |
| { 0xF8, 0x1F }, |
| // Simple value (32, unassigned) |
| { 0xF8, 0x20 }, |
| // Simple value (255, unassigned) |
| { 0xF8, 0xFF }, |
| }; |
| |
| for (const auto& unsupportedSimpleVal : unsupportedSimpleValues) { |
| CBORReader::DecoderError errorCode; |
| Optional<CBORValue> cbor = CBORReader::read(unsupportedSimpleVal, &errorCode); |
| EXPECT_FALSE(cbor.hasValue()); |
| EXPECT_TRUE(errorCode == CBORReader::DecoderError::UnsupportedSimpleValue); |
| } |
| } |
| |
| } // namespace TestWebKitAPI |
| |
| #endif // ENABLE(WEB_AUTHN) |
