public void CompressionTypeTest()
{
File.Delete("test.zip");
using (var zf = new ZipFile("test.zip"))
{
zf.Add(new MemoryStream(new byte[0]), "ZeroBytes", CompressionType.Deflate);
zf.Add(new MemoryStream(Encoding.ASCII.GetBytes("test")), "Test", CompressionType.Deflate);
var test = "test";
for (int i = 0; i < 1000; i++) test += "test";
zf.Add(new MemoryStream(Encoding.ASCII.GetBytes(test)), "LargeTest", CompressionType.Deflate);
}
using (var zf = new ZipFile("test.zip"))
{
var zipEntry = zf.Entries.ToArray()[0];
Assert.AreEqual(zipEntry.CompressionMethod, (ushort)CompressionType.Store);
Assert.AreEqual((int)zipEntry.CompressedSize, 0);
Assert.AreEqual((int)zipEntry.UncompressedSize, 0);
for (int n = 1; n < 3; n++)
{
zipEntry = zf.Entries.ToArray()[n];
if (zipEntry.CompressedSize == zipEntry.UncompressedSize)
{
Assert.AreEqual(zipEntry.CompressionMethod, (ushort) CompressionType.Store);
}
else
{
Assert.AreEqual(zipEntry.CompressionMethod, (ushort) CompressionType.Deflate);
}
}
}
}
