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https://github.com/oliverbooth/X10D
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[ci skip] Add additional Stream tests
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@ -56,4 +56,136 @@ public class StreamTests
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Assert.AreEqual(expectedHash.Length, bytesWritten);
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CollectionAssert.AreEqual(expectedHash, hash.ToArray());
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}
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[TestMethod]
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public void NonReadableStreamShouldThrow()
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{
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Assert.ThrowsException<IOException>(() =>
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{
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using var stream = new DummyStream();
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stream.GetHash<SHA1>();
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});
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Assert.ThrowsException<IOException>(() =>
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{
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using var stream = new DummyStream();
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stream.TryWriteHash<SHA1>(Span<byte>.Empty, out _);
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});
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}
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[TestMethod]
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public void LargeStreamShouldThrow()
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{
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Assert.ThrowsException<ArgumentException>(() =>
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{
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using var stream = new DummyStream(true);
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stream.TryWriteHash<SHA1>(Span<byte>.Empty, out _);
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});
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}
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[TestMethod]
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public void NullCreateMethodShouldThrow()
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{
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Assert.ThrowsException<TypeInitializationException>(() => Stream.Null.GetHash<HashAlgorithmTestClass>());
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Assert.ThrowsException<TypeInitializationException>(() =>
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Stream.Null.TryWriteHash<HashAlgorithmTestClass>(Span<byte>.Empty, out _));
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}
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[TestMethod]
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public void NoCreateMethodShouldThrow()
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{
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Assert.ThrowsException<TypeInitializationException>(() => Stream.Null.GetHash<HashAlgorithmTestClassNoCreateMethod>());
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Assert.ThrowsException<TypeInitializationException>(() =>
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Stream.Null.TryWriteHash<HashAlgorithmTestClassNoCreateMethod>(Span<byte>.Empty, out _));
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}
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private class DummyStream : Stream
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{
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public DummyStream(bool readable = false)
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{
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CanRead = readable;
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CanSeek = readable;
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CanWrite = readable;
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}
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public override void Flush()
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{
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}
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public override int Read(byte[] buffer, int offset, int count)
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{
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return 0;
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}
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public override long Seek(long offset, SeekOrigin origin)
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{
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return 0;
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}
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public override void SetLength(long value)
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{
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}
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public override void Write(byte[] buffer, int offset, int count)
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{
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}
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public override bool CanRead { get; }
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public override bool CanSeek { get; }
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public override bool CanWrite { get; }
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public override long Length
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{
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get => long.MaxValue;
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}
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public override long Position
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{
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get => 0;
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set { }
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}
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}
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private class HashAlgorithmTestClass : HashAlgorithm
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{
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public static new HashAlgorithmTestClass? Create()
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{
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return null;
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}
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protected override void HashCore(byte[] array, int ibStart, int cbSize)
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{
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throw new NotImplementedException();
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}
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protected override byte[] HashFinal()
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{
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throw new NotImplementedException();
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}
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public override void Initialize()
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{
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throw new NotImplementedException();
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}
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}
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private class HashAlgorithmTestClassNoCreateMethod : HashAlgorithm
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{
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protected override void HashCore(byte[] array, int ibStart, int cbSize)
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{
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throw new NotImplementedException();
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}
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protected override byte[] HashFinal()
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{
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throw new NotImplementedException();
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}
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public override void Initialize()
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{
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throw new NotImplementedException();
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}
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}
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}
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