mcs/class/System/Test/System.Security.Cryptography.X509Certificates/Pkits_4_03_VerifyingNameChaining.cs

   1 //
   2 // Pkits_4_03_VerifyingNameChaining.cs -
   3 //      NUnit tests for Pkits 4.3 : Verifying Name Chaining
   4 //
   5 // Author:
   6 //      Sebastien Pouliot  <sebastien@ximian.com>
   7 //
   8 // Copyright (C) 2006 Novell, Inc (http://www.novell.com)
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30
  31 using NUnit.Framework;
  32
  33 using System;
  34 using System.Security.Cryptography.X509Certificates;
  35
  36 namespace MonoTests.System.Security.Cryptography.X509Certificates {
  37
  38         /*
  39          * Notes:
  40          *
  41          * [MS/XP][!RFC3280] It doesn't looks like any checks is done between the
  42          * EE issuer and CA subject names.
  43          *
  44          * See PkitsTest.cs for more details
  45          */
  46
  47         [TestFixture]
  48         [Category ("PKITS")]
  49         public class Pkits_4_03_VerifyingNameChaining: PkitsTest {
  50
  51                 public X509Certificate2 NameOrderingCACert {
  52                         get { return GetCertificate ("NameOrderingCACert.crt"); }
  53                 }
  54
  55                 public X509Certificate2 UIDCACert {
  56                         get { return GetCertificate ("UIDCACert.crt"); }
  57                 }
  58
  59                 public X509Certificate2 RFC3280MandatoryAttributeTypesCACert {
  60                         get { return GetCertificate ("RFC3280MandatoryAttributeTypesCACert.crt"); }
  61                 }
  62
  63                 public X509Certificate2 RFC3280OptionalAttributeTypesCACert {
  64                         get { return GetCertificate ("RFC3280OptionalAttributeTypesCACert.crt"); }
  65                 }
  66
  67                 public X509Certificate2 UTF8StringEncodedNamesCACert {
  68                         get { return GetCertificate ("UTF8StringEncodedNamesCACert.crt"); }
  69                 }
  70
  71                 public X509Certificate2 RolloverfromPrintableStringtoUTF8StringCACert {
  72                         get { return GetCertificate ("RolloverfromPrintableStringtoUTF8StringCACert.crt"); }
  73                 }
  74
  75                 public X509Certificate2 UTF8StringCaseInsensitiveMatchCACert {
  76                         get { return GetCertificate ("UTF8StringCaseInsensitiveMatchCACert.crt"); }
  77                 }
  78
  79                 [Test]
  80                 [Category ("NotDotNet")] // test case is RFC3280 compliant
  81                 public void T01_InvalidNameChainingEE ()
  82                 {
  83                         X509Certificate2 ee = GetCertificate ("InvalidNameChainingTest1EE.crt");
  84                         X509Chain chain = new X509Chain ();
  85                         // INFO: different ee.issuer/ca.subject names
  86                         // ee.IssuerName.Name           "CN=Good CA Root, O=Test Certificates, C=US"
  87                         // GoodCACert.SubjectName.Name  "CN=Good CA, O=Test Certificates, C=US"
  88                         Assert.IsFalse (chain.Build (ee), "Build");
  89                         CheckChainStatus (X509ChainStatusFlags.InvalidNameConstraints, chain.ChainStatus, "ChainStatus");
  90                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
  91                         CheckChainStatus (X509ChainStatusFlags.InvalidNameConstraints, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
  92                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
  93                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
  94                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
  95                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
  96                 }
  97
  98                 [Test]
  99                 [Category ("NotWorking")] // WONTFIX - this isn't RFC3280 compliant
 100                 public void T01_InvalidNameChainingEE_MS ()
 101                 {
 102                         X509Certificate2 ee = GetCertificate ("InvalidNameChainingTest1EE.crt");
 103                         X509Chain chain = new X509Chain ();
 104
 105                         // MS-BAD / this is NOT valid wrt RFC3280
 106                         // I don't like this result. MS builds the chain (using AKI/SKI) then can't find
 107                         // the CRL (based on the wrong CA name?) which isn't what the test looks for.
 108
 109                         Assert.IsFalse (chain.Build (ee), "Build");
 110                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainStatus, "ChainStatus");
 111                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 112                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 113                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
 114                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
 115                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 116                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 117
 118                         // Here's a proof of this, disabling the revocation check for the end-entity results in
 119                         // a success
 120
 121                         chain.ChainPolicy.VerificationFlags = X509VerificationFlags.IgnoreEndRevocationUnknown;
 122                         Assert.IsTrue (chain.Build (ee), "Build-Bug");
 123                 }
 124
 125                 [Test]
 126                 [Category ("NotDotNet")] // test case is RFC3280 compliant
 127                 public void T02_InvalidNameChainingOrder ()
 128                 {
 129                         X509Certificate2 ee = GetCertificate ("InvalidNameChainingOrderTest2EE.crt");
 130                         X509Chain chain = new X509Chain ();
 131                         // INFO: different (order) ee.issuer/ca.subject names
 132                         // ee.Issuer                    "CN=Name Ordering CA, OU=Organizational Unit Name 1, OU=Organizational Unit Name 2, O=Test Certificates, C=US"
 133                         // NameOrderingCACert.Subject   "CN=Name Ordering CA, OU=Organizational Unit Name 2, OU=Organizational Unit Name 1, O=Test Certificates, C=US"
 134                         Assert.IsFalse (chain.Build (ee), "Build");
 135                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown | X509ChainStatusFlags.InvalidNameConstraints, chain.ChainStatus, "ChainStatus");
 136                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 137                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown | X509ChainStatusFlags.InvalidNameConstraints, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 138                         Assert.AreEqual (NameOrderingCACert, chain.ChainElements[1].Certificate, "NameOrderingCACert");
 139                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "NameOrderingCACert.Status");
 140                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 141                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 142                 }
 143
 144                 [Test]
 145                 [Category ("NotWorking")] // WONTFIX - this isn't RFC3280 compliant
 146                 public void T02_InvalidNameChainingOrder_MS ()
 147                 {
 148                         X509Certificate2 ee = GetCertificate ("InvalidNameChainingOrderTest2EE.crt");
 149                         X509Chain chain = new X509Chain ();
 150
 151                         // MS-BAD / this is NOT valid wrt RFC3280
 152                         // I don't like this result. MS builds the chain (using AKI/SKI) then can't find
 153                         // the CRL (based on the wrong CA name?) which isn't what the test looks for.
 154
 155                         Assert.IsFalse (chain.Build (ee), "Build");
 156                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainStatus, "ChainStatus");
 157                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 158                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 159                         Assert.AreEqual (NameOrderingCACert, chain.ChainElements[1].Certificate, "NameOrderingCACert");
 160                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "NameOrderingCACert.Status");
 161                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 162                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 163
 164                         // Here's a proof of this, disabling the revocation check for the end-entity results in
 165                         // a success
 166
 167                         chain.ChainPolicy.VerificationFlags = X509VerificationFlags.IgnoreEndRevocationUnknown;
 168                         Assert.IsTrue (chain.Build (ee), "Build-Bug");
 169                 }
 170
 171                 [Test]
 172                 [Category ("NotDotNet")] // test case is RFC3280 compliant
 173                 public void T03_ValidNameChainingWhitespace ()
 174                 {
 175                         X509Certificate2 ee = GetCertificate ("ValidNameChainingWhitespaceTest3EE.crt");
 176                         X509Chain chain = new X509Chain ();
 177                         // INFO: different (spaces) ee.issuer/ca.subject names
 178                         // ee.Issuer            "CN=Good     CA, O=Test  Certificates, C=US"
 179                         // GoodCACert.Subject   "CN=Good CA, O=Test Certificates, C=US"
 180                         Assert.IsTrue (chain.Build (ee), "Build");
 181                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 182                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 183                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 184                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
 185                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
 186                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 187                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 188                 }
 189
 190                 [Test]
 191                 [Category ("NotWorking")] // WONTFIX - this isn't RFC3280 compliant
 192                 public void T03_ValidNameChainingWhitespace_MS ()
 193                 {
 194                         X509Certificate2 ee = GetCertificate ("ValidNameChainingWhitespaceTest3EE.crt");
 195                         X509Chain chain = new X509Chain ();
 196
 197                         // MS-BAD / this is valid wrt RFC3280
 198                         // MS doesn't support internal whitespace compression. It seems MS builds the chain
 199                         // (using AKI/SKI) then can't find the CRL (which isn't what the test looks for).
 200
 201                         Assert.IsFalse (chain.Build (ee), "Build");
 202                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainStatus, "ChainStatus");
 203                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 204                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 205                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
 206                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
 207                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 208                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 209
 210                         // Here's a proof of this, disabling the revocation check for the end-entity results in
 211                         // a success
 212
 213                         chain.ChainPolicy.VerificationFlags = X509VerificationFlags.IgnoreEndRevocationUnknown;
 214                         Assert.IsTrue (chain.Build (ee), "Build-Bug");
 215                 }
 216
 217                 [Test]
 218                 [Category ("NotDotNet")] // test case is RFC3280 compliant
 219                 public void T04_ValidNameChainingWhitespace ()
 220                 {
 221                         X509Certificate2 ee = GetCertificate ("ValidNameChainingWhitespaceTest4EE.crt");
 222                         X509Chain chain = new X509Chain ();
 223                         // INFO: different (spaces) ee.issuer/ca.subject names
 224                         // ee.Issuer            "CN=\"   Good CA\", O=\"Test Certificates   \", C=US"
 225                         // GoodCACert.Subject   "CN=Good CA, O=Test Certificates, C=US"
 226                         Assert.IsTrue (chain.Build (ee), "Build");
 227                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 228                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 229                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 230                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
 231                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
 232                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 233                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 234                 }
 235
 236                 [Test]
 237                 [Category ("NotWorking")] // WONTFIX - this isn't RFC3280 compliant
 238                 public void T04_ValidNameChainingWhitespace_MS ()
 239                 {
 240                         X509Certificate2 ee = GetCertificate ("ValidNameChainingWhitespaceTest4EE.crt");
 241                         X509Chain chain = new X509Chain ();
 242
 243                         // MS-BAD / this is valid wrt RFC3280
 244                         // MS doesn't support internal whitespace compression. It seems MS builds the chain
 245                         // (using AKI/SKI) then can't find the CRL (which isn't what the test looks for).
 246
 247                         Assert.IsFalse (chain.Build (ee), "Build");
 248                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainStatus, "ChainStatus");
 249                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 250                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 251                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
 252                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
 253                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 254                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 255
 256                         // Here's a proof of this, disabling the revocation check for the end-entity results in
 257                         // a success
 258
 259                         chain.ChainPolicy.VerificationFlags = X509VerificationFlags.IgnoreEndRevocationUnknown;
 260                         Assert.IsTrue (chain.Build (ee), "Build-Bug");
 261                 }
 262
 263                 [Test]
 264                 [Category ("NotDotNet")] // test case is RFC3280 compliant
 265                 public void T05_ValidNameChainingCapitalization ()
 266                 {
 267                         X509Certificate2 ee = GetCertificate ("ValidNameChainingCapitalizationTest5EE.crt");
 268                         X509Chain chain = new X509Chain ();
 269                         // INFO: different (capitalization) ee.issuer/ca.subject names
 270                         // ee.Issuer            "CN=GOOD CA, O=Test Certificates, C=US"
 271                         // GoodCACert.Subject   "CN=Good CA, O=Test Certificates, C=US"
 272                         Assert.IsTrue (chain.Build (ee), "Build");
 273                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 274                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 275                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 276                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
 277                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
 278                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 279                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 280                 }
 281
 282                 [Test]
 283                 [Category ("NotWorking")] // WONTFIX - this isn't RFC3280 compliant
 284                 public void T05_ValidNameChainingCapitalization_MS ()
 285                 {
 286                         X509Certificate2 ee = GetCertificate ("ValidNameChainingCapitalizationTest5EE.crt");
 287                         X509Chain chain = new X509Chain ();
 288
 289                         // MS-BAD / this is valid wrt RFC3280
 290                         // NOTE: X509FindType.FindBySubjectDistinguishedName deals (correctly) with capitalization
 291                         // issues. However it seems MS can't find the CRL based on the name with a different
 292                         // capitalization so FALSE is returned
 293
 294                         Assert.IsFalse (chain.Build (ee), "Build");
 295                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainStatus, "ChainStatus");
 296                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 297                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 298                         Assert.AreEqual (GoodCACert, chain.ChainElements[1].Certificate, "GoodCACert");
 299                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "GoodCACert.Status");
 300                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 301                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 302
 303                         // Here's a proof of this, disabling the revocation check for the end-entity results in
 304                         // a success
 305
 306                         chain.ChainPolicy.VerificationFlags = X509VerificationFlags.IgnoreEndRevocationUnknown;
 307                         Assert.IsTrue (chain.Build (ee), "Build-Bug");
 308                 }
 309
 310                 [Test]
 311                 public void T06_ValidNameChainingUIDs ()
 312                 {
 313                         X509Certificate2 ee = GetCertificate ("ValidNameUIDsTest6EE.crt");
 314                         X509Chain chain = new X509Chain ();
 315                         Assert.IsTrue (chain.Build (ee), "Build");
 316                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 317                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 318                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 319                         Assert.AreEqual (UIDCACert, chain.ChainElements[1].Certificate, "UIDCACert");
 320                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "UIDCACert.Status");
 321                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 322                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 323                 }
 324
 325                 [Test]
 326                 public void T07_ValidRFC3280MandatoryAttributeTypes ()
 327                 {
 328                         X509Certificate2 ee = GetCertificate ("ValidRFC3280MandatoryAttributeTypesTest7EE.crt");
 329                         X509Chain chain = new X509Chain ();
 330                         Assert.IsTrue (chain.Build (ee), "Build");
 331                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 332                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 333                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 334                         Assert.AreEqual (RFC3280MandatoryAttributeTypesCACert, chain.ChainElements[1].Certificate, "RFC3280MandatoryAttributeTypesCACert");
 335                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "RFC3280MandatoryAttributeTypesCACert.Status");
 336                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 337                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 338                 }
 339
 340                 [Test]
 341                 public void T08_ValidRFC3280OptionalAttributeTypes ()
 342                 {
 343                         X509Certificate2 ee = GetCertificate ("ValidRFC3280OptionalAttributeTypesTest8EE.crt");
 344                         X509Chain chain = new X509Chain ();
 345                         Assert.IsTrue (chain.Build (ee), "Build");
 346                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 347                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 348                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 349                         Assert.AreEqual (RFC3280OptionalAttributeTypesCACert, chain.ChainElements[1].Certificate, "RFC3280OptionalAttributeTypesCACert");
 350                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "RFC3280OptionalAttributeTypesCACert.Status");
 351                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 352                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 353                 }
 354
 355                 [Test]
 356                 public void T09_ValidUTF8StringEncodedNames ()
 357                 {
 358                         X509Certificate2 ee = GetCertificate ("ValidUTF8StringEncodedNamesTest9EE.crt");
 359                         X509Chain chain = new X509Chain ();
 360                         Assert.IsTrue (chain.Build (ee), "Build");
 361                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 362                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 363                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 364                         Assert.AreEqual (UTF8StringEncodedNamesCACert, chain.ChainElements[1].Certificate, "UTF8StringEncodedNamesCACert");
 365                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "UTF8StringEncodedNamesCACert.Status");
 366                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 367                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 368                 }
 369
 370                 [Test]
 371                 public void T10_ValidRolloverFromPrintableStringToUTF8String ()
 372                 {
 373                         X509Certificate2 ee = GetCertificate ("ValidRolloverfromPrintableStringtoUTF8StringTest10EE.crt");
 374                         X509Chain chain = new X509Chain ();
 375                         Assert.IsTrue (chain.Build (ee), "Build");
 376                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 377                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 378                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 379                         Assert.AreEqual (RolloverfromPrintableStringtoUTF8StringCACert, chain.ChainElements[1].Certificate, "RolloverfromPrintableStringtoUTF8StringCACert");
 380                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "RolloverfromPrintableStringtoUTF8StringCACert.Status");
 381                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 382                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 383                 }
 384
 385                 [Test]
 386                 [Category ("NotDotNet")] // test case is RFC3280 compliant
 387                 public void T11_ValidUTF8StringCaseInsensitiveMatch ()
 388                 {
 389                         X509Certificate2 ee = GetCertificate ("ValidUTF8StringCaseInsensitiveMatchTest11EE.crt");
 390                         X509Chain chain = new X509Chain ();
 391                         // INFO: different ee.issuer/ca.subject names (spaces & cases)
 392                         // ee.Issuer                                    "CN=utf8string case  insensitive match CA, O=\"  test certificates  \", C=US"
 393                         // UTF8StringCaseInsensitiveMatchCACert.Subject "CN=UTF8String Case Insensitive Match CA, O=Test Certificates, C=US"
 394                         Assert.IsTrue (chain.Build (ee), "Build");
 395                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainStatus, "ChainStatus");
 396                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 397                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 398                         Assert.AreEqual (UTF8StringCaseInsensitiveMatchCACert, chain.ChainElements[1].Certificate, "UTF8StringCaseInsensitiveMatchCACert");
 399                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "UTF8StringCaseInsensitiveMatchCACert.Status");
 400                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 401                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 402                 }
 403
 404                 [Test]
 405                 [Category ("NotWorking")] // WONTFIX - this isn't RFC3280 compliant
 406                 public void T11_ValidUTF8StringCaseInsensitiveMatch_MS ()
 407                 {
 408                         X509Certificate2 ee = GetCertificate ("ValidUTF8StringCaseInsensitiveMatchTest11EE.crt");
 409                         X509Chain chain = new X509Chain ();
 410                         // MS-BAD / this is valid wrt RFC3280
 411                         Assert.IsFalse (chain.Build (ee), "Build");
 412                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainStatus, "ChainStatus");
 413                         Assert.AreEqual (ee, chain.ChainElements[0].Certificate, "EndEntity");
 414                         CheckChainStatus (X509ChainStatusFlags.RevocationStatusUnknown, chain.ChainElements[0].ChainElementStatus, "EndEntity.Status");
 415                         Assert.AreEqual (UTF8StringCaseInsensitiveMatchCACert, chain.ChainElements[1].Certificate, "UTF8StringCaseInsensitiveMatchCACert");
 416                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[1].ChainElementStatus, "UTF8StringCaseInsensitiveMatchCACert.Status");
 417                         Assert.AreEqual (TrustAnchorRoot, chain.ChainElements[2].Certificate, "TrustAnchorRoot");
 418                         CheckChainStatus (X509ChainStatusFlags.NoError, chain.ChainElements[2].ChainElementStatus, "TrustAnchorRoot.Status");
 419                 }
 420         }
 421 }
 422