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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Runtime.InteropServices;
using Xunit;
namespace System.Security.Cryptography.X509Certificates.Tests
{
public static class CtorTests
{
[Fact]
public static void TestDefaultConstructor()
{
using (X509Certificate2 c = new X509Certificate2())
{
VerifyDefaultConstructor(c);
}
}
private static void VerifyDefaultConstructor(X509Certificate2 c)
{
IntPtr h = c.Handle;
object ignored;
Assert.Equal(IntPtr.Zero, h);
Assert.ThrowsAny<CryptographicException>(() => c.GetCertHash());
#if HAVE_THUMBPRINT_OVERLOADS
Assert.ThrowsAny<CryptographicException>(() => c.GetCertHash(HashAlgorithmName.SHA256));
#endif
Assert.ThrowsAny<CryptographicException>(() => c.GetKeyAlgorithm());
Assert.ThrowsAny<CryptographicException>(() => c.GetKeyAlgorithmParameters());
Assert.ThrowsAny<CryptographicException>(() => c.GetKeyAlgorithmParametersString());
Assert.ThrowsAny<CryptographicException>(() => c.GetPublicKey());
Assert.ThrowsAny<CryptographicException>(() => c.GetSerialNumber());
Assert.ThrowsAny<CryptographicException>(() => ignored = c.Issuer);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.Subject);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.RawData);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.Thumbprint);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.SignatureAlgorithm);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.HasPrivateKey);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.Version);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.Archived);
Assert.ThrowsAny<CryptographicException>(() => c.Archived = false);
Assert.ThrowsAny<CryptographicException>(() => c.FriendlyName = "Hi");
Assert.ThrowsAny<CryptographicException>(() => ignored = c.SubjectName);
Assert.ThrowsAny<CryptographicException>(() => ignored = c.IssuerName);
Assert.ThrowsAny<CryptographicException>(() => c.GetCertHashString());
#if HAVE_THUMBPRINT_OVERLOADS
Assert.ThrowsAny<CryptographicException>(() => c.GetCertHashString(HashAlgorithmName.SHA256));
#endif
Assert.ThrowsAny<CryptographicException>(() => c.GetEffectiveDateString());
Assert.ThrowsAny<CryptographicException>(() => c.GetExpirationDateString());
Assert.ThrowsAny<CryptographicException>(() => c.GetPublicKeyString());
Assert.ThrowsAny<CryptographicException>(() => c.GetRawCertData());
Assert.ThrowsAny<CryptographicException>(() => c.GetRawCertDataString());
Assert.ThrowsAny<CryptographicException>(() => c.GetSerialNumberString());
#pragma warning disable 0618
Assert.ThrowsAny<CryptographicException>(() => c.GetIssuerName());
Assert.ThrowsAny<CryptographicException>(() => c.GetName());
#pragma warning restore 0618
#if HAVE_THUMBPRINT_OVERLOADS
Assert.ThrowsAny<CryptographicException>(
() => c.TryGetCertHash(HashAlgorithmName.SHA256, Array.Empty<byte>(), out _));
#endif
}
[Fact]
public static void TestConstructor_DER()
{
byte[] expectedThumbPrintSha1 =
{
0x10, 0x8e, 0x2b, 0xa2, 0x36, 0x32, 0x62, 0x0c,
0x42, 0x7c, 0x57, 0x0b, 0x6d, 0x9d, 0xb5, 0x1a,
0xc3, 0x13, 0x87, 0xfe,
};
Action<X509Certificate2> assert = (c) =>
{
IntPtr h = c.Handle;
Assert.NotEqual(IntPtr.Zero, h);
byte[] actualThumbprint = c.GetCertHash();
Assert.Equal(expectedThumbPrintSha1, actualThumbprint);
#if HAVE_THUMBPRINT_OVERLOADS
byte[] specifiedAlgThumbprint = c.GetCertHash(HashAlgorithmName.SHA1);
Assert.Equal(expectedThumbPrintSha1, specifiedAlgThumbprint);
#endif
};
using (X509Certificate2 c = new X509Certificate2(TestData.MsCertificate))
{
assert(c);
using (X509Certificate2 c2 = new X509Certificate2(c))
{
assert(c2);
}
}
}
[Fact]
public static void TestConstructor_PEM()
{
byte[] expectedThumbPrintSha1 =
{
0x10, 0x8e, 0x2b, 0xa2, 0x36, 0x32, 0x62, 0x0c,
0x42, 0x7c, 0x57, 0x0b, 0x6d, 0x9d, 0xb5, 0x1a,
0xc3, 0x13, 0x87, 0xfe,
};
Action<X509Certificate2> assert = (cert) =>
{
IntPtr h = cert.Handle;
Assert.NotEqual(IntPtr.Zero, h);
byte[] actualThumbprint = cert.GetCertHash();
Assert.Equal(expectedThumbPrintSha1, actualThumbprint);
#if HAVE_THUMBPRINT_OVERLOADS
byte[] specifiedAlgThumbprint = cert.GetCertHash(HashAlgorithmName.SHA1);
Assert.Equal(expectedThumbPrintSha1, specifiedAlgThumbprint);
#endif
};
using (X509Certificate2 c = new X509Certificate2(TestData.MsCertificatePemBytes))
{
assert(c);
using (X509Certificate2 c2 = new X509Certificate2(c))
{
assert(c2);
}
}
}
[Fact]
public static void TestSerializeDeserialize_DER()
{
byte[] expectedThumbPrint = new byte[]
{
0x10, 0x8e, 0x2b, 0xa2, 0x36, 0x32, 0x62, 0x0c,
0x42, 0x7c, 0x57, 0x0b, 0x6d, 0x9d, 0xb5, 0x1a,
0xc3, 0x13, 0x87, 0xfe,
};
Action<X509Certificate2> assert = (c) =>
{
IntPtr h = c.Handle;
Assert.NotEqual(IntPtr.Zero, h);
byte[] actualThumbprint = c.GetCertHash();
Assert.Equal(expectedThumbPrint, actualThumbprint);
};
using (X509Certificate2 c = new X509Certificate2(TestData.MsCertificate))
{
assert(c);
using (X509Certificate2 c2 = System.Runtime.Serialization.Formatters.Tests.BinaryFormatterHelpers.Clone(c))
{
assert(c2);
}
}
}
[Fact]
public static void TestCopyConstructor_NoPal()
{
using (var c1 = new X509Certificate2())
using (var c2 = new X509Certificate2(c1))
{
VerifyDefaultConstructor(c1);
VerifyDefaultConstructor(c2);
}
}
[Fact]
public static void TestSerializeDeserialize_NoPal()
{
using (var c1 = new X509Certificate2())
using (var c2 = System.Runtime.Serialization.Formatters.Tests.BinaryFormatterHelpers.Clone(c1))
{
VerifyDefaultConstructor(c1);
VerifyDefaultConstructor(c2);
}
}
[Fact]
public static void TestCopyConstructor_Pal()
{
using (var c1 = new X509Certificate2(TestData.PfxData, TestData.PfxDataPassword))
using (var c2 = new X509Certificate2(c1))
{
Assert.Equal(c1.GetCertHash(), c2.GetCertHash());
#if HAVE_THUMBPRINT_OVERLOADS
Assert.Equal(c1.GetCertHash(HashAlgorithmName.SHA256), c2.GetCertHash(HashAlgorithmName.SHA256));
#endif
Assert.Equal(c1.GetKeyAlgorithm(), c2.GetKeyAlgorithm());
Assert.Equal(c1.GetKeyAlgorithmParameters(), c2.GetKeyAlgorithmParameters());
Assert.Equal(c1.GetKeyAlgorithmParametersString(), c2.GetKeyAlgorithmParametersString());
Assert.Equal(c1.GetPublicKey(), c2.GetPublicKey());
Assert.Equal(c1.GetSerialNumber(), c2.GetSerialNumber());
Assert.Equal(c1.Issuer, c2.Issuer);
Assert.Equal(c1.Subject, c2.Subject);
Assert.Equal(c1.RawData, c2.RawData);
Assert.Equal(c1.Thumbprint, c2.Thumbprint);
Assert.Equal(c1.SignatureAlgorithm.Value, c2.SignatureAlgorithm.Value);
Assert.Equal(c1.HasPrivateKey, c2.HasPrivateKey);
Assert.Equal(c1.Version, c2.Version);
Assert.Equal(c1.Archived, c2.Archived);
Assert.Equal(c1.SubjectName.Name, c2.SubjectName.Name);
Assert.Equal(c1.IssuerName.Name, c2.IssuerName.Name);
Assert.Equal(c1.GetCertHashString(), c2.GetCertHashString());
#if HAVE_THUMBPRINT_OVERLOADS
Assert.Equal(c1.GetCertHashString(HashAlgorithmName.SHA256), c2.GetCertHashString(HashAlgorithmName.SHA256));
#endif
Assert.Equal(c1.GetEffectiveDateString(), c2.GetEffectiveDateString());
Assert.Equal(c1.GetExpirationDateString(), c2.GetExpirationDateString());
Assert.Equal(c1.GetPublicKeyString(), c2.GetPublicKeyString());
Assert.Equal(c1.GetRawCertData(), c2.GetRawCertData());
Assert.Equal(c1.GetRawCertDataString(), c2.GetRawCertDataString());
Assert.Equal(c1.GetSerialNumberString(), c2.GetSerialNumberString());
#pragma warning disable 0618
Assert.Equal(c1.GetIssuerName(), c2.GetIssuerName());
Assert.Equal(c1.GetName(), c2.GetName());
#pragma warning restore 0618
}
}
[Fact]
public static void TestCopyConstructor_Lifetime_Independent()
{
var c1 = new X509Certificate2(TestData.PfxData, TestData.PfxDataPassword);
using (var c2 = new X509Certificate2(TestData.PfxData, TestData.PfxDataPassword))
{
RSA rsa = c2.GetRSAPrivateKey();
byte[] hash = new byte[20];
byte[] sig = rsa.SignHash(hash, HashAlgorithmName.SHA1, RSASignaturePadding.Pkcs1);
Assert.Equal(TestData.PfxSha1Empty_ExpectedSig, sig);
c1.Dispose();
rsa.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
// Verify other cert and previous key do not affect cert
using (rsa = c2.GetRSAPrivateKey())
{
hash = new byte[20];
sig = rsa.SignHash(hash, HashAlgorithmName.SHA1, RSASignaturePadding.Pkcs1);
Assert.Equal(TestData.PfxSha1Empty_ExpectedSig, sig);
}
}
}
[Fact]
public static void TestCopyConstructor_Lifetime_Cloned()
{
var c1 = new X509Certificate2(TestData.PfxData, TestData.PfxDataPassword);
var c2 = new X509Certificate2(c1);
TestPrivateKey(c1, true);
TestPrivateKey(c2, true);
c1.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
TestPrivateKey(c1, false);
TestPrivateKey(c2, true);
c2.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
TestPrivateKey(c2, false);
}
[Fact]
public static void TestCopyConstructor_Lifetime_Cloned_Reversed()
{
var c1 = new X509Certificate2(TestData.PfxData, TestData.PfxDataPassword);
var c2 = new X509Certificate2(c1);
TestPrivateKey(c1, true);
TestPrivateKey(c2, true);
c2.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
TestPrivateKey(c1, true);
TestPrivateKey(c2, false);
c1.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
TestPrivateKey(c1, false);
}
private static void TestPrivateKey(X509Certificate2 c, bool expectSuccess)
{
if (expectSuccess)
{
using (RSA rsa = c.GetRSAPrivateKey())
{
byte[] hash = new byte[20];
byte[] sig = rsa.SignHash(hash, HashAlgorithmName.SHA1, RSASignaturePadding.Pkcs1);
Assert.Equal(TestData.PfxSha1Empty_ExpectedSig, sig);
}
}
else
{
Assert.ThrowsAny<CryptographicException>(() => c.GetRSAPrivateKey());
}
}
[Fact]
[PlatformSpecific(TestPlatforms.Windows)] // StoreSavedAsSerializedCerData not supported on Unix
public static void TestConstructor_SerializedCert_Windows()
{
const string ExpectedThumbPrint = "71CB4E2B02738AD44F8B382C93BD17BA665F9914";
Action<X509Certificate2> assert = (cert) =>
{
IntPtr h = cert.Handle;
Assert.NotEqual(IntPtr.Zero, h);
Assert.Equal(ExpectedThumbPrint, cert.Thumbprint);
};
using (X509Certificate2 c = new X509Certificate2(TestData.StoreSavedAsSerializedCerData))
{
assert(c);
using (X509Certificate2 c2 = new X509Certificate2(c))
{
assert(c2);
}
}
}
[Fact]
[PlatformSpecific(TestPlatforms.AnyUnix)] // StoreSavedAsSerializedCerData not supported on Unix
public static void TestByteArrayConstructor_SerializedCert_Unix()
{
Assert.ThrowsAny<CryptographicException>(() => new X509Certificate2(TestData.StoreSavedAsSerializedCerData));
}
[Fact]
public static void TestNullConstructorArguments()
{
Assert.Throws<ArgumentNullException>(() => new X509Certificate2((string)null));
AssertExtensions.Throws<ArgumentException>("handle", () => new X509Certificate2(IntPtr.Zero));
AssertExtensions.Throws<ArgumentException>("rawData", () => new X509Certificate2((byte[])null, (string)null));
AssertExtensions.Throws<ArgumentException>("rawData", () => new X509Certificate2(Array.Empty<byte>(), (string)null));
AssertExtensions.Throws<ArgumentException>("rawData", () => new X509Certificate2((byte[])null, (string)null, X509KeyStorageFlags.DefaultKeySet));
AssertExtensions.Throws<ArgumentException>("rawData", () => new X509Certificate2(Array.Empty<byte>(), (string)null, X509KeyStorageFlags.DefaultKeySet));
// A null string password does not throw
using (new X509Certificate2(TestData.MsCertificate, (string)null)) { }
using (new X509Certificate2(TestData.MsCertificate, (string)null, X509KeyStorageFlags.DefaultKeySet)) { }
Assert.Throws<ArgumentNullException>(() => X509Certificate.CreateFromCertFile(null));
Assert.Throws<ArgumentNullException>(() => X509Certificate.CreateFromSignedFile(null));
AssertExtensions.Throws<ArgumentNullException>("cert", () => new X509Certificate2((X509Certificate2)null));
AssertExtensions.Throws<ArgumentException>("handle", () => new X509Certificate2(IntPtr.Zero));
// A null SecureString password does not throw
using (new X509Certificate2(TestData.MsCertificate, (SecureString)null)) { }
using (new X509Certificate2(TestData.MsCertificate, (SecureString)null, X509KeyStorageFlags.DefaultKeySet)) { }
// For compat reasons, the (byte[]) constructor (and only that constructor) treats a null or 0-length array as the same
// as calling the default constructor.
{
using (X509Certificate2 c = new X509Certificate2((byte[])null))
{
IntPtr h = c.Handle;
Assert.Equal(IntPtr.Zero, h);
Assert.ThrowsAny<CryptographicException>(() => c.GetCertHash());
}
}
{
using (X509Certificate2 c = new X509Certificate2(Array.Empty<byte>()))
{
IntPtr h = c.Handle;
Assert.Equal(IntPtr.Zero, h);
Assert.ThrowsAny<CryptographicException>(() => c.GetCertHash());
}
}
}
[Fact]
public static void InvalidCertificateBlob()
{
CryptographicException ex = Assert.ThrowsAny<CryptographicException>(
() => new X509Certificate2(new byte[] { 0x01, 0x02, 0x03 }));
CryptographicException defaultException = new CryptographicException();
Assert.NotEqual(defaultException.Message, ex.Message);
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
Assert.Equal(unchecked((int)0x80092009), ex.HResult);
// TODO (3233): Test that Message is also set correctly
//Assert.Equal("Cannot find the requested object.", ex.Message);
}
else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
Assert.Equal(-25257, ex.HResult);
}
else // Any Unix
{
Assert.Equal(0x0D07803A, ex.HResult);
Assert.Equal("error:0D07803A:asn1 encoding routines:ASN1_ITEM_EX_D2I:nested asn1 error", ex.Message);
}
}
#if !NO_EPHEMERALKEYSET_AVAILABLE
[Fact]
public static void InvalidStorageFlags()
{
byte[] nonEmptyBytes = new byte[1];
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate(nonEmptyBytes, string.Empty, (X509KeyStorageFlags)0xFF));
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate(string.Empty, string.Empty, (X509KeyStorageFlags)0xFF));
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate2(nonEmptyBytes, string.Empty, (X509KeyStorageFlags)0xFF));
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate2(string.Empty, string.Empty, (X509KeyStorageFlags)0xFF));
// No test is performed here for the ephemeral flag failing downlevel, because the live
// binary is always used by default, meaning it doesn't know EphemeralKeySet doesn't exist.
}
[Fact]
public static void InvalidStorageFlags_PersistedEphemeral()
{
const X509KeyStorageFlags PersistedEphemeral =
X509KeyStorageFlags.EphemeralKeySet | X509KeyStorageFlags.PersistKeySet;
byte[] nonEmptyBytes = new byte[1];
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate(nonEmptyBytes, string.Empty, PersistedEphemeral));
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate(string.Empty, string.Empty, PersistedEphemeral));
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate2(nonEmptyBytes, string.Empty, PersistedEphemeral));
AssertExtensions.Throws<ArgumentException>(
"keyStorageFlags",
() => new X509Certificate2(string.Empty, string.Empty, PersistedEphemeral));
}
#endif
}
}
|