public void ShouldCompress()
{
// Arrange
var fileService = new Mock <IFileService>();
fileService.Setup(m => m.GetSize(It.IsAny <string>())).Returns(12);
var file = new byte[12] {
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
};
var reader = new InmemoryReader(file);
var compressor = new Mocks.PassThroughCompressor();
var output = new byte[44];
var writer = new InmemoryWriter(output);
var fileCompressor = new FileCompressor(
new FileCompressorOptions {
Size = 10
},
new CompressionInfoGenerator(
new CompressorInfoGeenratorOptions {
Path = @"C:\file.txt", Size = 10
},
fileService.Object),
reader,
compressor,
writer);
// Act
fileCompressor.Execute();
// Assert
Assert.Equal(
new byte[16 + 10 + 16 + 2]
{
/* compressedSize */ 10, 0, 0, 0, /* source.offset */ 0, 0, 0, 0, 0, 0, 0, 0, /* source.size */ 10, 0, 0, 0,
1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
/* compressedSize */ 2, 0, 0, 0, /* source.offset */ 10, 0, 0, 0, 0, 0, 0, 0, /* source.size */ 2, 0, 0, 0,
11, 12
}, output);
}
public void ShouldPassThrough()
{
// Arrange
var input = new byte[1000];
new Random(100500).NextBytes(input);
var output = new byte[2000];
var compressor = new PassThroughCompressor();
// Act
var size = compressor.Compress(input, 0, input.Length, output, 100, output.Length);
// Assert
Assert.Equal(1000, size);
Assert.Equal(input, output.Skip(100).Take(1000));
}
