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Refactor TestSharpCompressWithEmptyStream

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Refactor `TestSharpCompressWithEmptyStream` so it asserts that the files
and bytes are the same.
This commit is contained in:
Matt Kotsenas 2018-07-11 18:52:33 -07:00
parent 138038b08f
commit 93c0b91de9
1 changed files with 32 additions and 24 deletions
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56
tests/SharpCompress.Test/Zip/ZipReaderTests.cs
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@ -269,40 +269,48 @@ namespace SharpCompress.Test.Zip
VerifyFiles();
}
private class NonSeekableMemoryStream : MemoryStream
{
public override bool CanSeek => false;
}
[Fact]
public void TestSharpCompressWithEmptyStream()
{
MemoryStream stream = new NonSeekableMemoryStream();
using (IWriter zipWriter = WriterFactory.Open(stream, ArchiveType.Zip, CompressionType.Deflate))
var expected = new Tuple<string, byte[]>[]
{
zipWriter.Write("foo.txt", new MemoryStream(new byte[0]));
zipWriter.Write("foo2.txt", new MemoryStream(new byte[10]));
}
new Tuple<string, byte[]>("foo.txt", new byte[0]),
new Tuple<string, byte[]>("foo2.txt", new byte[10])
};
stream = new MemoryStream(stream.ToArray());
File.WriteAllBytes(Path.Combine(SCRATCH_FILES_PATH, "foo.zip"), stream.ToArray());
using (IReader zipReader = ZipReader.Open(new NonDisposingStream(stream, true)))
using (var memory = new MemoryStream())
{
while (zipReader.MoveToNextEntry())
Stream stream = new TestStream(memory, read: true, write: true, seek: false);
using (IWriter zipWriter = WriterFactory.Open(stream, ArchiveType.Zip, CompressionType.Deflate))
{
using (EntryStream entry = zipReader.OpenEntryStream())
zipWriter.Write(expected[0].Item1, new MemoryStream(expected[0].Item2));
zipWriter.Write(expected[1].Item1, new MemoryStream(expected[1].Item2));
}
stream = new MemoryStream(memory.ToArray());
File.WriteAllBytes(Path.Combine(SCRATCH_FILES_PATH, "foo.zip"), memory.ToArray());
using (IReader zipReader = ZipReader.Open(new NonDisposingStream(stream, true)))
{
var i = 0;
while (zipReader.MoveToNextEntry())
{
MemoryStream tempStream = new MemoryStream();
const int bufSize = 0x1000;
byte[] buf = new byte[bufSize];
int bytesRead = 0;
while ((bytesRead = entry.Read(buf, 0, bufSize)) > 0)
using (EntryStream entry = zipReader.OpenEntryStream())
{
tempStream.Write(buf, 0, bytesRead);
MemoryStream tempStream = new MemoryStream();
const int bufSize = 0x1000;
byte[] buf = new byte[bufSize];
int bytesRead = 0;
while ((bytesRead = entry.Read(buf, 0, bufSize)) > 0)
{
tempStream.Write(buf, 0, bytesRead);
}
Assert.Equal(expected[i].Item1, zipReader.Entry.Key);
Assert.Equal(expected[i].Item2, tempStream.ToArray());
}
i++;
}
}
}