|  | // Copyright 2015 The Chromium Authors | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #include "verify_name_match.h" | 
|  |  | 
|  | #include <gtest/gtest.h> | 
|  | #include "string_util.h" | 
|  | #include "test_helpers.h" | 
|  |  | 
|  | BSSL_NAMESPACE_BEGIN | 
|  | namespace { | 
|  |  | 
|  | // Loads test data from file. The filename is constructed from the parameters: | 
|  | // |prefix| describes the type of data being tested, e.g. "ascii", | 
|  | // "unicode_bmp", "unicode_supplementary", and "invalid". | 
|  | // |value_type| indicates what ASN.1 type is used to encode the data. | 
|  | // |suffix| indicates any additional modifications, such as caseswapping, | 
|  | // whitespace adding, etc. | 
|  | ::testing::AssertionResult LoadTestData(const std::string &prefix, | 
|  | const std::string &value_type, | 
|  | const std::string &suffix, | 
|  | std::string *result) { | 
|  | std::string path = "testdata/verify_name_match_unittest/names/" + prefix + | 
|  | "-" + value_type + "-" + suffix + ".pem"; | 
|  |  | 
|  | const PemBlockMapping mappings[] = { | 
|  | {"NAME", result}, | 
|  | }; | 
|  |  | 
|  | return ReadTestDataFromPemFile(path, mappings); | 
|  | } | 
|  |  | 
|  | bool TypesAreComparable(const std::string &type_1, const std::string &type_2) { | 
|  | if (type_1 == type_2) { | 
|  | return true; | 
|  | } | 
|  | if ((type_1 == "PRINTABLESTRING" || type_1 == "UTF8" || | 
|  | type_1 == "BMPSTRING" || type_1 == "UNIVERSALSTRING") && | 
|  | (type_2 == "PRINTABLESTRING" || type_2 == "UTF8" || | 
|  | type_2 == "BMPSTRING" || type_2 == "UNIVERSALSTRING")) { | 
|  | return true; | 
|  | } | 
|  | return false; | 
|  | } | 
|  |  | 
|  | // All string types. | 
|  | static const char *kValueTypes[] = {"PRINTABLESTRING", "T61STRING", "UTF8", | 
|  | "BMPSTRING", "UNIVERSALSTRING"}; | 
|  | // String types that can encode the Unicode Basic Multilingual Plane. | 
|  | static const char *kUnicodeBMPValueTypes[] = {"UTF8", "BMPSTRING", | 
|  | "UNIVERSALSTRING"}; | 
|  | // String types that can encode the Unicode Supplementary Planes. | 
|  | static const char *kUnicodeSupplementaryValueTypes[] = {"UTF8", | 
|  | "UNIVERSALSTRING"}; | 
|  |  | 
|  | static const char *kMangleTypes[] = {"unmangled", "case_swap", | 
|  | "extra_whitespace"}; | 
|  |  | 
|  | }  // namespace | 
|  |  | 
|  | class VerifyNameMatchSimpleTest | 
|  | : public ::testing::TestWithParam< | 
|  | ::testing::tuple<const char *, const char *>> { | 
|  | public: | 
|  | std::string value_type() const { return ::testing::get<0>(GetParam()); } | 
|  | std::string suffix() const { return ::testing::get<1>(GetParam()); } | 
|  | }; | 
|  |  | 
|  | // Compare each input against itself, verifies that all input data is parsed | 
|  | // successfully. | 
|  | TEST_P(VerifyNameMatchSimpleTest, ExactEquality) { | 
|  | std::string der; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix(), &der)); | 
|  | EXPECT_TRUE(VerifyNameMatch(SequenceValueFromString(der), | 
|  | SequenceValueFromString(der))); | 
|  |  | 
|  | std::string der_extra_attr; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix() + "-extra_attr", | 
|  | &der_extra_attr)); | 
|  | EXPECT_TRUE(VerifyNameMatch(SequenceValueFromString(der_extra_attr), | 
|  | SequenceValueFromString(der_extra_attr))); | 
|  |  | 
|  | std::string der_extra_rdn; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix() + "-extra_rdn", | 
|  | &der_extra_rdn)); | 
|  | EXPECT_TRUE(VerifyNameMatch(SequenceValueFromString(der_extra_rdn), | 
|  | SequenceValueFromString(der_extra_rdn))); | 
|  | } | 
|  |  | 
|  | // Ensure that a Name does not match another Name which is exactly the same but | 
|  | // with an extra attribute in one Relative Distinguished Name. | 
|  | TEST_P(VerifyNameMatchSimpleTest, ExtraAttrDoesNotMatch) { | 
|  | std::string der; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix(), &der)); | 
|  | std::string der_extra_attr; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix() + "-extra_attr", | 
|  | &der_extra_attr)); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der), | 
|  | SequenceValueFromString(der_extra_attr))); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der_extra_attr), | 
|  | SequenceValueFromString(der))); | 
|  | } | 
|  |  | 
|  | // Ensure that a Name does not match another Name which has the same number of | 
|  | // RDNs and attributes, but where one of the attributes is duplicated in one of | 
|  | // the names but not in the other. | 
|  | TEST_P(VerifyNameMatchSimpleTest, DupeAttrDoesNotMatch) { | 
|  | std::string der_dupe_attr; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix() + "-dupe_attr", | 
|  | &der_dupe_attr)); | 
|  | std::string der_extra_attr; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix() + "-extra_attr", | 
|  | &der_extra_attr)); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der_dupe_attr), | 
|  | SequenceValueFromString(der_extra_attr))); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der_extra_attr), | 
|  | SequenceValueFromString(der_dupe_attr))); | 
|  | // However, the name with a dupe attribute should match itself. | 
|  | EXPECT_TRUE(VerifyNameMatch(SequenceValueFromString(der_dupe_attr), | 
|  | SequenceValueFromString(der_dupe_attr))); | 
|  | } | 
|  |  | 
|  | // Ensure that a Name does not match another Name which is exactly the same but | 
|  | // with an extra Relative Distinguished Name. | 
|  | TEST_P(VerifyNameMatchSimpleTest, ExtraRdnDoesNotMatch) { | 
|  | std::string der; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix(), &der)); | 
|  | std::string der_extra_rdn; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), suffix() + "-extra_rdn", | 
|  | &der_extra_rdn)); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der), | 
|  | SequenceValueFromString(der_extra_rdn))); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der_extra_rdn), | 
|  | SequenceValueFromString(der))); | 
|  | } | 
|  |  | 
|  | // Runs VerifyNameMatchSimpleTest for all combinations of value_type and and | 
|  | // suffix. | 
|  | INSTANTIATE_TEST_SUITE_P(InstantiationName, VerifyNameMatchSimpleTest, | 
|  | ::testing::Combine(::testing::ValuesIn(kValueTypes), | 
|  | ::testing::ValuesIn(kMangleTypes))); | 
|  |  | 
|  | class VerifyNameMatchNormalizationTest | 
|  | : public ::testing::TestWithParam<::testing::tuple<bool, const char *>> { | 
|  | public: | 
|  | bool expected_result() const { return ::testing::get<0>(GetParam()); } | 
|  | std::string value_type() const { return ::testing::get<1>(GetParam()); } | 
|  | }; | 
|  |  | 
|  | // Verify matching is case insensitive (for the types which currently support | 
|  | // normalization). | 
|  | TEST_P(VerifyNameMatchNormalizationTest, CaseInsensitivity) { | 
|  | std::string normal; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), "unmangled", &normal)); | 
|  | std::string case_swap; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), "case_swap", &case_swap)); | 
|  | EXPECT_EQ(expected_result(), | 
|  | VerifyNameMatch(SequenceValueFromString(normal), | 
|  | SequenceValueFromString(case_swap))); | 
|  | EXPECT_EQ(expected_result(), | 
|  | VerifyNameMatch(SequenceValueFromString(case_swap), | 
|  | SequenceValueFromString(normal))); | 
|  | } | 
|  |  | 
|  | // Verify matching folds whitespace (for the types which currently support | 
|  | // normalization). | 
|  | TEST_P(VerifyNameMatchNormalizationTest, CollapseWhitespace) { | 
|  | std::string normal; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type(), "unmangled", &normal)); | 
|  | std::string whitespace; | 
|  | ASSERT_TRUE( | 
|  | LoadTestData("ascii", value_type(), "extra_whitespace", &whitespace)); | 
|  | EXPECT_EQ(expected_result(), | 
|  | VerifyNameMatch(SequenceValueFromString(normal), | 
|  | SequenceValueFromString(whitespace))); | 
|  | EXPECT_EQ(expected_result(), | 
|  | VerifyNameMatch(SequenceValueFromString(whitespace), | 
|  | SequenceValueFromString(normal))); | 
|  | } | 
|  |  | 
|  | // Runs VerifyNameMatchNormalizationTest for each (expected_result, value_type) | 
|  | // tuple. | 
|  | INSTANTIATE_TEST_SUITE_P( | 
|  | InstantiationName, VerifyNameMatchNormalizationTest, | 
|  | ::testing::Values( | 
|  | ::testing::make_tuple(true, | 
|  | static_cast<const char *>("PRINTABLESTRING")), | 
|  | ::testing::make_tuple(false, static_cast<const char *>("T61STRING")), | 
|  | ::testing::make_tuple(true, static_cast<const char *>("UTF8")), | 
|  | ::testing::make_tuple(true, static_cast<const char *>("BMPSTRING")), | 
|  | ::testing::make_tuple(true, | 
|  | static_cast<const char *>("UNIVERSALSTRING")))); | 
|  |  | 
|  | class VerifyNameMatchDifferingTypesTest | 
|  | : public ::testing::TestWithParam< | 
|  | ::testing::tuple<const char *, const char *>> { | 
|  | public: | 
|  | std::string value_type_1() const { return ::testing::get<0>(GetParam()); } | 
|  | std::string value_type_2() const { return ::testing::get<1>(GetParam()); } | 
|  | }; | 
|  |  | 
|  | TEST_P(VerifyNameMatchDifferingTypesTest, NormalizableTypesAreEqual) { | 
|  | std::string der_1; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_1(), "unmangled", &der_1)); | 
|  | std::string der_2; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_2(), "unmangled", &der_2)); | 
|  | if (TypesAreComparable(value_type_1(), value_type_2())) { | 
|  | EXPECT_TRUE(VerifyNameMatch(SequenceValueFromString(der_1), | 
|  | SequenceValueFromString(der_2))); | 
|  | } else { | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der_1), | 
|  | SequenceValueFromString(der_2))); | 
|  | } | 
|  | } | 
|  |  | 
|  | TEST_P(VerifyNameMatchDifferingTypesTest, NormalizableTypesInSubtrees) { | 
|  | std::string der_1; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_1(), "unmangled", &der_1)); | 
|  | std::string der_1_extra_rdn; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_1(), "unmangled-extra_rdn", | 
|  | &der_1_extra_rdn)); | 
|  | std::string der_1_extra_attr; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_1(), "unmangled-extra_attr", | 
|  | &der_1_extra_attr)); | 
|  | std::string der_2; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_2(), "unmangled", &der_2)); | 
|  | std::string der_2_extra_rdn; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_2(), "unmangled-extra_rdn", | 
|  | &der_2_extra_rdn)); | 
|  | std::string der_2_extra_attr; | 
|  | ASSERT_TRUE(LoadTestData("ascii", value_type_2(), "unmangled-extra_attr", | 
|  | &der_2_extra_attr)); | 
|  |  | 
|  | if (TypesAreComparable(value_type_1(), value_type_2())) { | 
|  | EXPECT_TRUE(VerifyNameInSubtree(SequenceValueFromString(der_1), | 
|  | SequenceValueFromString(der_2))); | 
|  | EXPECT_TRUE(VerifyNameInSubtree(SequenceValueFromString(der_2), | 
|  | SequenceValueFromString(der_1))); | 
|  | EXPECT_TRUE(VerifyNameInSubtree(SequenceValueFromString(der_1_extra_rdn), | 
|  | SequenceValueFromString(der_2))); | 
|  | EXPECT_TRUE(VerifyNameInSubtree(SequenceValueFromString(der_2_extra_rdn), | 
|  | SequenceValueFromString(der_1))); | 
|  | } else { | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_1), | 
|  | SequenceValueFromString(der_2))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_2), | 
|  | SequenceValueFromString(der_1))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_1_extra_rdn), | 
|  | SequenceValueFromString(der_2))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_2_extra_rdn), | 
|  | SequenceValueFromString(der_1))); | 
|  | } | 
|  |  | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_1), | 
|  | SequenceValueFromString(der_2_extra_rdn))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_2), | 
|  | SequenceValueFromString(der_1_extra_rdn))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_1_extra_attr), | 
|  | SequenceValueFromString(der_2))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_2_extra_attr), | 
|  | SequenceValueFromString(der_1))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_1), | 
|  | SequenceValueFromString(der_2_extra_attr))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(der_2), | 
|  | SequenceValueFromString(der_1_extra_attr))); | 
|  | } | 
|  |  | 
|  | // Runs VerifyNameMatchDifferingTypesTest for all combinations of value types in | 
|  | // value_type1 and value_type_2. | 
|  | INSTANTIATE_TEST_SUITE_P(InstantiationName, VerifyNameMatchDifferingTypesTest, | 
|  | ::testing::Combine(::testing::ValuesIn(kValueTypes), | 
|  | ::testing::ValuesIn(kValueTypes))); | 
|  |  | 
|  | class VerifyNameMatchUnicodeConversionTest | 
|  | : public ::testing::TestWithParam<::testing::tuple< | 
|  | const char *, ::testing::tuple<const char *, const char *>>> { | 
|  | public: | 
|  | std::string prefix() const { return ::testing::get<0>(GetParam()); } | 
|  | std::string value_type_1() const { | 
|  | return ::testing::get<0>(::testing::get<1>(GetParam())); | 
|  | } | 
|  | std::string value_type_2() const { | 
|  | return ::testing::get<1>(::testing::get<1>(GetParam())); | 
|  | } | 
|  | }; | 
|  |  | 
|  | TEST_P(VerifyNameMatchUnicodeConversionTest, UnicodeConversionsAreEqual) { | 
|  | std::string der_1; | 
|  | ASSERT_TRUE(LoadTestData(prefix(), value_type_1(), "unmangled", &der_1)); | 
|  | std::string der_2; | 
|  | ASSERT_TRUE(LoadTestData(prefix(), value_type_2(), "unmangled", &der_2)); | 
|  | EXPECT_TRUE(VerifyNameMatch(SequenceValueFromString(der_1), | 
|  | SequenceValueFromString(der_2))); | 
|  | } | 
|  |  | 
|  | // Runs VerifyNameMatchUnicodeConversionTest with prefix="unicode_bmp" for all | 
|  | // combinations of Basic Multilingual Plane-capable value types in value_type1 | 
|  | // and value_type_2. | 
|  | INSTANTIATE_TEST_SUITE_P( | 
|  | BMPConversion, VerifyNameMatchUnicodeConversionTest, | 
|  | ::testing::Combine( | 
|  | ::testing::Values("unicode_bmp"), | 
|  | ::testing::Combine(::testing::ValuesIn(kUnicodeBMPValueTypes), | 
|  | ::testing::ValuesIn(kUnicodeBMPValueTypes)))); | 
|  |  | 
|  | // Runs VerifyNameMatchUnicodeConversionTest with prefix="unicode_supplementary" | 
|  | // for all combinations of Unicode Supplementary Plane-capable value types in | 
|  | // value_type1 and value_type_2. | 
|  | INSTANTIATE_TEST_SUITE_P( | 
|  | SMPConversion, VerifyNameMatchUnicodeConversionTest, | 
|  | ::testing::Combine( | 
|  | ::testing::Values("unicode_supplementary"), | 
|  | ::testing::Combine( | 
|  | ::testing::ValuesIn(kUnicodeSupplementaryValueTypes), | 
|  | ::testing::ValuesIn(kUnicodeSupplementaryValueTypes)))); | 
|  |  | 
|  | // Matching should fail if a PrintableString contains invalid characters. | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnInvalidPrintableStringChars) { | 
|  | std::string der; | 
|  | ASSERT_TRUE(LoadTestData("ascii", "PRINTABLESTRING", "unmangled", &der)); | 
|  | // Find a known location inside a PrintableString in the DER-encoded data. | 
|  | size_t replace_location = der.find("0123456789"); | 
|  | ASSERT_NE(std::string::npos, replace_location); | 
|  | for (int c = 0; c < 256; ++c) { | 
|  | SCOPED_TRACE(c); | 
|  | if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || | 
|  | (c >= '0' && c <= '9')) { | 
|  | continue; | 
|  | } | 
|  | switch (c) { | 
|  | case ' ': | 
|  | case '\'': | 
|  | case '(': | 
|  | case ')': | 
|  | case '*': | 
|  | case '+': | 
|  | case ',': | 
|  | case '-': | 
|  | case '.': | 
|  | case '/': | 
|  | case ':': | 
|  | case '=': | 
|  | case '?': | 
|  | continue; | 
|  | } | 
|  | der.replace(replace_location, 1, 1, c); | 
|  | // Verification should fail due to the invalid character. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(der), | 
|  | SequenceValueFromString(der))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE( | 
|  | NormalizeName(SequenceValueFromString(der), &normalized_der, &errors)); | 
|  | } | 
|  | } | 
|  |  | 
|  | // Matching should fail if an IA5String contains invalid characters. | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnInvalidIA5StringChars) { | 
|  | std::string der; | 
|  | ASSERT_TRUE(LoadTestData("ascii", "mixed", "rdn_dupetype_sorting_1", &der)); | 
|  | // Find a known location inside an IA5String in the DER-encoded data. | 
|  | size_t replace_location = der.find("eXaMple"); | 
|  | ASSERT_NE(std::string::npos, replace_location); | 
|  | for (int c = 0; c < 256; ++c) { | 
|  | SCOPED_TRACE(c); | 
|  | der.replace(replace_location, 1, 1, c); | 
|  | bool expected_result = (c <= 127); | 
|  | EXPECT_EQ(expected_result, VerifyNameMatch(SequenceValueFromString(der), | 
|  | SequenceValueFromString(der))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_EQ(expected_result, NormalizeName(SequenceValueFromString(der), | 
|  | &normalized_der, &errors)); | 
|  | } | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnAttributeTypeAndValueExtraData) { | 
|  | std::string invalid; | 
|  | ASSERT_TRUE( | 
|  | LoadTestData("invalid", "AttributeTypeAndValue", "extradata", &invalid)); | 
|  | // Verification should fail due to extra element in AttributeTypeAndValue | 
|  | // sequence. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnAttributeTypeAndValueShort) { | 
|  | std::string invalid; | 
|  | ASSERT_TRUE(LoadTestData("invalid", "AttributeTypeAndValue", "onlyOneElement", | 
|  | &invalid)); | 
|  | // Verification should fail due to AttributeTypeAndValue sequence having only | 
|  | // one element. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnAttributeTypeAndValueEmpty) { | 
|  | std::string invalid; | 
|  | ASSERT_TRUE( | 
|  | LoadTestData("invalid", "AttributeTypeAndValue", "empty", &invalid)); | 
|  | // Verification should fail due to empty AttributeTypeAndValue sequence. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnBadAttributeType) { | 
|  | std::string invalid; | 
|  | ASSERT_TRUE(LoadTestData("invalid", "AttributeTypeAndValue", | 
|  | "badAttributeType", &invalid)); | 
|  | // Verification should fail due to Attribute Type not being an OID. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnAttributeTypeAndValueNotSequence) { | 
|  | std::string invalid; | 
|  | ASSERT_TRUE(LoadTestData("invalid", "AttributeTypeAndValue", "setNotSequence", | 
|  | &invalid)); | 
|  | // Verification should fail due to AttributeTypeAndValue being a Set instead | 
|  | // of a Sequence. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnRdnNotSet) { | 
|  | std::string invalid; | 
|  | ASSERT_TRUE(LoadTestData("invalid", "RDN", "sequenceInsteadOfSet", &invalid)); | 
|  | // Verification should fail due to RDN being a Sequence instead of a Set. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnEmptyRdn) { | 
|  | std::string invalid; | 
|  | ASSERT_TRUE(LoadTestData("invalid", "RDN", "empty", &invalid)); | 
|  | // Verification should fail due to RDN having zero AttributeTypeAndValues. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | // Matching should fail if a BMPString contains surrogates. | 
|  | TEST(VerifyNameMatchInvalidDataTest, FailOnBmpStringSurrogates) { | 
|  | std::string normal; | 
|  | ASSERT_TRUE(LoadTestData("unicode_bmp", "BMPSTRING", "unmangled", &normal)); | 
|  | // Find a known location inside a BMPSTRING in the DER-encoded data. | 
|  | size_t replace_location = normal.find("\x67\x71\x4e\xac"); | 
|  | ASSERT_NE(std::string::npos, replace_location); | 
|  | // Replace with U+1D400 MATHEMATICAL BOLD CAPITAL A, which requires surrogates | 
|  | // to represent. | 
|  | std::string invalid = | 
|  | normal.replace(replace_location, 4, std::string("\xd8\x35\xdc\x00", 4)); | 
|  | // Verification should fail due to the invalid codepoints. | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | EXPECT_FALSE(NormalizeName(SequenceValueFromString(invalid), &normalized_der, | 
|  | &errors)); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameMatchTest, EmptyNameMatching) { | 
|  | std::string empty; | 
|  | ASSERT_TRUE(LoadTestData("valid", "Name", "empty", &empty)); | 
|  | // Empty names are equal. | 
|  | EXPECT_TRUE(VerifyNameMatch(SequenceValueFromString(empty), | 
|  | SequenceValueFromString(empty))); | 
|  | // An empty name normalized is unchanged. | 
|  | std::string normalized_empty_der; | 
|  | CertErrors errors; | 
|  | EXPECT_TRUE(NormalizeName(SequenceValueFromString(empty), | 
|  | &normalized_empty_der, &errors)); | 
|  | EXPECT_EQ(SequenceValueFromString(empty), der::Input(normalized_empty_der)); | 
|  |  | 
|  | // An empty name is not equal to non-empty name. | 
|  | std::string non_empty; | 
|  | ASSERT_TRUE( | 
|  | LoadTestData("ascii", "PRINTABLESTRING", "unmangled", &non_empty)); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(empty), | 
|  | SequenceValueFromString(non_empty))); | 
|  | EXPECT_FALSE(VerifyNameMatch(SequenceValueFromString(non_empty), | 
|  | SequenceValueFromString(empty))); | 
|  | } | 
|  |  | 
|  | // Matching should succeed when the RDNs are sorted differently but are still | 
|  | // equal after normalizing. | 
|  | TEST(VerifyNameMatchRDNSorting, Simple) { | 
|  | std::string a; | 
|  | ASSERT_TRUE(LoadTestData("ascii", "PRINTABLESTRING", "rdn_sorting_1", &a)); | 
|  | std::string b; | 
|  | ASSERT_TRUE(LoadTestData("ascii", "PRINTABLESTRING", "rdn_sorting_2", &b)); | 
|  | EXPECT_TRUE( | 
|  | VerifyNameMatch(SequenceValueFromString(a), SequenceValueFromString(b))); | 
|  | EXPECT_TRUE( | 
|  | VerifyNameMatch(SequenceValueFromString(b), SequenceValueFromString(a))); | 
|  | } | 
|  |  | 
|  | // Matching should succeed when the RDNs are sorted differently but are still | 
|  | // equal after normalizing, even in malformed RDNs that contain multiple | 
|  | // elements with the same type. | 
|  | TEST(VerifyNameMatchRDNSorting, DuplicateTypes) { | 
|  | std::string a; | 
|  | ASSERT_TRUE(LoadTestData("ascii", "mixed", "rdn_dupetype_sorting_1", &a)); | 
|  | std::string b; | 
|  | ASSERT_TRUE(LoadTestData("ascii", "mixed", "rdn_dupetype_sorting_2", &b)); | 
|  | EXPECT_TRUE( | 
|  | VerifyNameMatch(SequenceValueFromString(a), SequenceValueFromString(b))); | 
|  | EXPECT_TRUE( | 
|  | VerifyNameMatch(SequenceValueFromString(b), SequenceValueFromString(a))); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameInSubtreeInvalidDataTest, FailOnEmptyRdn) { | 
|  | std::string valid; | 
|  | ASSERT_TRUE(LoadTestData("ascii", "PRINTABLESTRING", "unmangled", &valid)); | 
|  | std::string invalid; | 
|  | ASSERT_TRUE(LoadTestData("invalid", "RDN", "empty", &invalid)); | 
|  | // For both |name| and |parent|, a RelativeDistinguishedName must have at | 
|  | // least one AttributeTypeAndValue. | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(valid), | 
|  | SequenceValueFromString(invalid))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(valid))); | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(invalid), | 
|  | SequenceValueFromString(invalid))); | 
|  | } | 
|  |  | 
|  | TEST(VerifyNameInSubtreeTest, EmptyNameMatching) { | 
|  | std::string empty; | 
|  | ASSERT_TRUE(LoadTestData("valid", "Name", "empty", &empty)); | 
|  | std::string non_empty; | 
|  | ASSERT_TRUE( | 
|  | LoadTestData("ascii", "PRINTABLESTRING", "unmangled", &non_empty)); | 
|  | // Empty name is in the subtree defined by empty name. | 
|  | EXPECT_TRUE(VerifyNameInSubtree(SequenceValueFromString(empty), | 
|  | SequenceValueFromString(empty))); | 
|  | // Any non-empty name is in the subtree defined by empty name. | 
|  | EXPECT_TRUE(VerifyNameInSubtree(SequenceValueFromString(non_empty), | 
|  | SequenceValueFromString(empty))); | 
|  | // Empty name is not in the subtree defined by non-empty name. | 
|  | EXPECT_FALSE(VerifyNameInSubtree(SequenceValueFromString(empty), | 
|  | SequenceValueFromString(non_empty))); | 
|  | } | 
|  |  | 
|  | // Verify that the normalized output matches the pre-generated expected value | 
|  | // for a single larger input that exercises all of the string types, unicode | 
|  | // (basic and supplemental planes), whitespace collapsing, case folding, as | 
|  | // well as SET sorting. | 
|  | TEST(NameNormalizationTest, TestEverything) { | 
|  | std::string expected_normalized_der; | 
|  | ASSERT_TRUE( | 
|  | LoadTestData("unicode", "mixed", "normalized", &expected_normalized_der)); | 
|  |  | 
|  | std::string raw_der; | 
|  | ASSERT_TRUE(LoadTestData("unicode", "mixed", "unnormalized", &raw_der)); | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | ASSERT_TRUE(NormalizeName(SequenceValueFromString(raw_der), &normalized_der, | 
|  | &errors)); | 
|  | EXPECT_EQ(SequenceValueFromString(expected_normalized_der), | 
|  | der::Input(normalized_der)); | 
|  | // Re-normalizing an already normalized Name should not change it. | 
|  | std::string renormalized_der; | 
|  | ASSERT_TRUE( | 
|  | NormalizeName(der::Input(normalized_der), &renormalized_der, &errors)); | 
|  | EXPECT_EQ(normalized_der, renormalized_der); | 
|  | } | 
|  |  | 
|  | // Unknown AttributeValue types normalize as-is, even non-primitive tags. | 
|  | TEST(NameNormalizationTest, NormalizeCustom) { | 
|  | std::string raw_der; | 
|  | ASSERT_TRUE(LoadTestData("custom", "custom", "normalized", &raw_der)); | 
|  |  | 
|  | std::string normalized_der; | 
|  | CertErrors errors; | 
|  | ASSERT_TRUE(NormalizeName(SequenceValueFromString(raw_der), &normalized_der, | 
|  | &errors)); | 
|  | EXPECT_EQ(SequenceValueFromString(raw_der), der::Input(normalized_der)); | 
|  | } | 
|  |  | 
|  | BSSL_NAMESPACE_END |