public void Ctor_InvalidStream_Throws(CompressionMode mode)
{
LocalMemoryStream ms = new LocalMemoryStream();
ms.SetCanRead(mode == CompressionMode.Compress);
ms.SetCanWrite(mode == CompressionMode.Decompress);
AssertExtensions.Throws <ArgumentException>("stream", () => CreateStream(ms, mode));
}
public void WriteOnlyStreamThrowsOnDecompress()
{
var ms = new LocalMemoryStream();
ms.SetCanRead(false);
Assert.Throws <ArgumentException>(() =>
{
var gzip = new GZipStream(ms, CompressionMode.Decompress);
});
}
public static void InvalidConstructors()
{
//out of range enum values
ConstructorThrows <ArgumentOutOfRangeException>(() =>
new ZipArchive(new MemoryStream(), (ZipArchiveMode)(-1)), "Out of range enum");
ConstructorThrows <ArgumentOutOfRangeException>(() =>
new ZipArchive(new MemoryStream(), (ZipArchiveMode)(4)), "out of range enum");
ConstructorThrows <ArgumentOutOfRangeException>(() =>
new ZipArchive(new MemoryStream(), (ZipArchiveMode)(10)), "Out of range enum");
//null/closed stream
ConstructorThrows <ArgumentNullException>(() =>
new ZipArchive((Stream)null, ZipArchiveMode.Read), "Null/closed stream");
ConstructorThrows <ArgumentNullException>(() =>
new ZipArchive((Stream)null, ZipArchiveMode.Create), "Null/closed stream");
ConstructorThrows <ArgumentNullException>(() =>
new ZipArchive((Stream)null, ZipArchiveMode.Update), "Null/closed stream");
MemoryStream ms = new MemoryStream();
ms.Dispose();
ConstructorThrows <ArgumentException>(() =>
new ZipArchive(ms, ZipArchiveMode.Read), "Disposed Base Stream");
ConstructorThrows <ArgumentException>(() =>
new ZipArchive(ms, ZipArchiveMode.Create), "Disposed Base Stream");
ConstructorThrows <ArgumentException>(() =>
new ZipArchive(ms, ZipArchiveMode.Update), "Disposed Base Stream");
//non-seekable to update
using (LocalMemoryStream nonReadable = new LocalMemoryStream(),
nonWriteable = new LocalMemoryStream(),
nonSeekable = new LocalMemoryStream())
{
nonReadable.SetCanRead(false);
nonWriteable.SetCanWrite(false);
nonSeekable.SetCanSeek(false);
ConstructorThrows <ArgumentException>(() => new ZipArchive(nonReadable, ZipArchiveMode.Read), "Non readable stream");
ConstructorThrows <ArgumentException>(() => new ZipArchive(nonWriteable, ZipArchiveMode.Create), "Non-writable stream");
ConstructorThrows <ArgumentException>(() => new ZipArchive(nonReadable, ZipArchiveMode.Update), "Non-readable stream");
ConstructorThrows <ArgumentException>(() => new ZipArchive(nonWriteable, ZipArchiveMode.Update), "Non-writable stream");
ConstructorThrows <ArgumentException>(() => new ZipArchive(nonSeekable, ZipArchiveMode.Update), "Non-seekable stream");
}
}
public void WriteOnlyStreamThrowsOnDecompress()
{
var ms = new LocalMemoryStream();
ms.SetCanRead(false);
Assert.Throws<ArgumentException>(() =>
{
var gzip = new DeflateStream(ms, CompressionMode.Decompress);
});
}