public void EncodingCancellationTest()
{
WritableMemoryStream outputStream = new WritableMemoryStream();
platform.WriteFileFunc = _ => outputStream;
fileSystem.EnumFileSystemEntriesFunc = _ => {
return(new[] {
new FileSystemEntry(FileSystemEntryType.Directory, "dir", @"C:\dir\"),
new FileSystemEntry(FileSystemEntryType.File, "f1.dat", @"C:\dir\f1.dat"),
new FileSystemEntry(FileSystemEntryType.File, "f2.dat", @"C:\dir\f2.dat"),
});
};
using (CancellationTokenSource cts = new CancellationTokenSource()) {
int fileRequest = 0;
platform.ReadFileFunc = x => {
if (++fileRequest == 4)
{
cts.Cancel();
}
switch (x)
{
case @"C:\dir\f1.dat": return(new MemoryStream(new byte[200 * 1024]));
case @"C:\dir\f2.dat": return(new MemoryStream(new byte[300 * 1024]));
default: throw new NotImplementedException();
}
};
Assert.ThrowsAsync <OperationCanceledException>(async() => await service.EncodeAsync(@"C:\dir\", @"C:\outputFile.dat", cts.Token, null));
Assert.AreEqual(32855, outputStream.Length);
}
}
public async Task EncodingStatisticsTest2()
{
WritableMemoryStream outputStream = new WritableMemoryStream();
platform.WriteFileFunc = _ => outputStream;
fileSystem.EnumFileSystemEntriesFunc = _ => {
return(new[] {
new FileSystemEntry(FileSystemEntryType.Directory, "dir", @"C:\dir\"),
new FileSystemEntry(FileSystemEntryType.File, "f1.dat", @"C:\dir\f1.dat"),
new FileSystemEntry(FileSystemEntryType.File, "f2.dat", @"C:\dir\f2.dat"),
});
};
platform.ReadFileFunc = x => {
switch (x)
{
case @"C:\dir\f1.dat": return(new MemoryStream(new byte[200 * 1024]));
case @"C:\dir\f2.dat": return(new MemoryStream(new byte[300 * 1024]));
default: throw new NotImplementedException();
}
};
EncodingStatistics statistics = await service.EncodeAsync(@"C:\dir\", @"C:\outputFile.dat", CancellationToken.None, null);
Assert.IsNotNull(statistics);
Assert.AreEqual(500 * 1024, statistics.InputSize);
Assert.AreEqual(64095, statistics.OutputSize);
}
public async Task EncodingStatisticsTest()
{
TestIFileSelectorService fileSelector = new TestIFileSelectorService();
fileSelector.FilePath = @"path";
viewModel.FileSelectorService = fileSelector;
viewModel.Path = @"C:\dir\";
TestIInputDataService inputDataService = new TestIInputDataService();
inputDataService.InputCommand = InputCommand.Encode;
viewModel.InputDataService = inputDataService;
TestIFileSystemService fileSystem = new TestIFileSystemService();
fileSystem.EnumFileSystemEntriesFunc = _ => {
return(new[] {
new FileSystemEntry(FileSystemEntryType.Directory, "dir", @"C:\dir\"),
new FileSystemEntry(FileSystemEntryType.File, "f1.dat", @"C:\dir\f1.dat"),
new FileSystemEntry(FileSystemEntryType.File, "f2.dat", @"C:\dir\f2.dat"),
});
};
WritableMemoryStream outputStream = new WritableMemoryStream();
TestIPlatformService platform = new TestIPlatformService();
platform.WriteFileFunc = _ => outputStream;
platform.ReadFileFunc = x => {
switch (x)
{
case @"C:\dir\f1.dat": return(new MemoryStream(new byte[200 * 1024]));
case @"C:\dir\f2.dat": return(new MemoryStream(new byte[300 * 1024]));
default: throw new NotImplementedException();
}
};
viewModel.EncodingService = new DefaultHuffmanEncodingService(fileSystem, platform, new DefaultStreamBuilder());
await viewModel.Run();
window.UpdateLayout();
TextBlock inputSizeTextBlock = window.EncodingResultControl.GetContentTemplateControl <TextBlock>("InputSizeTextBlock");
TextBlock outputSizeTextBlock = window.EncodingResultControl.GetContentTemplateControl <TextBlock>("OutputSizeTextBlock");
TextBlock saveFactorTextBlock = window.EncodingResultControl.GetContentTemplateControl <TextBlock>("SaveFactorTextBlock");
Assert.AreEqual("Input Size: 512 Kb", inputSizeTextBlock.Text);
Assert.AreEqual("Output Size: 64.1 Kb", outputSizeTextBlock.Text);
Assert.AreEqual("Save Factor: 87.48%", saveFactorTextBlock.Text);
}
public async Task EncodingCancellationTest1()
{
TestIFileSelectorService fileSelector = new TestIFileSelectorService();
fileSelector.FilePath = @"path";
viewModel.FileSelectorService = fileSelector;
viewModel.Path = @"C:\dir\";
TestIInputDataService inputDataService = new TestIInputDataService();
inputDataService.InputCommand = InputCommand.Encode;
viewModel.InputDataService = inputDataService;
TestIFileSystemService fileSystem = new TestIFileSystemService();
fileSystem.EnumFileSystemEntriesFunc = _ => {
return(new[] {
new FileSystemEntry(FileSystemEntryType.Directory, "dir", @"C:\dir\"),
new FileSystemEntry(FileSystemEntryType.File, "f1.dat", @"C:\dir\f1.dat"),
new FileSystemEntry(FileSystemEntryType.File, "f2.dat", @"C:\dir\f2.dat"),
});
};
WritableMemoryStream outputStream = new WritableMemoryStream();
TestIPlatformService platform = new TestIPlatformService();
platform.WriteFileFunc = _ => outputStream;
int fileRequest = 0;
platform.ReadFileFunc = x => {
if (++fileRequest == 4)
{
viewModel.Cancel();
}
switch (x)
{
case @"C:\dir\f1.dat": return(new MemoryStream(new byte[200 * 1024]));
case @"C:\dir\f2.dat": return(new MemoryStream(new byte[300 * 1024]));
default: throw new NotImplementedException();
}
};
viewModel.EncodingService = new DefaultHuffmanEncodingService(fileSystem, platform, new DefaultStreamBuilder());
await viewModel.Run();
Assert.AreEqual(32855, outputStream.Length);
}
public async Task EncodingCancellationTest2()
{
TestIFolderSelectorService folderSelector = new TestIFolderSelectorService();
folderSelector.FolderPath = @"C:\folder\";
viewModel.FolderSelectorService = folderSelector;
viewModel.Path = @"C:\dir\";
TestIInputDataService inputDataService = new TestIInputDataService();
inputDataService.InputCommand = InputCommand.Decode;
viewModel.InputDataService = inputDataService;
WritableMemoryStream outputStream = new WritableMemoryStream();
TestIPlatformService platform = new TestIPlatformService();
platform.WriteFileFunc = x => {
if (string.Equals(x, @"C:\folder\dir\f2.dat", StringComparison.OrdinalIgnoreCase))
{
viewModel.Cancel();
}
return(outputStream);
};
platform.ReadFileFunc = x => new BufferBuilder()
.AddByte(0x2)
.AddInt(0x9)
.AddByte(0x0)
.AddLong(0x1)
.AddByte(0x1)
.AddInt(0x6)
.AddString("dir")
.AddInt(2)
.AddByte(0x0)
.AddInt(0xC)
.AddString("f1.dat")
.AddLong(200 * 1024 * 8) // 200Kb
.AddByte(0x0, 200 * 1024)
.AddByte(0x0)
.AddInt(0xC)
.AddString("f2.dat")
.AddLong(300 * 1024 * 8) // 300Kb
.AddByte(0x0, 300 * 1024).GetStream();
viewModel.DecodingService = new DefaultHuffmanDecodingService(platform, new DefaultStreamParser());
await viewModel.Run();
Assert.AreEqual(256 * 1024 * 8, outputStream.Length);
}
public async Task EncodingStatisticsTest1()
{
fileSystem.EnumFileSystemEntriesFunc = _ => {
return(new[] {
new FileSystemEntry(FileSystemEntryType.File, "file.dat", @"C:\dir\file.dat"),
});
};
WritableMemoryStream outputStream = new WritableMemoryStream();
platform.WriteFileFunc = _ => outputStream;
platform.ReadFileFunc = x => new MemoryStream(new byte[0]);
EncodingStatistics statistics = await service.EncodeAsync(@"C:\dir\", @"C:\outputFile.dat", CancellationToken.None, null);
Assert.IsNotNull(statistics);
Assert.AreEqual(0, statistics.InputSize);
Assert.AreEqual(42, statistics.OutputSize);
}
public void DecodingCancellationTest()
{
platform.ReadFileFunc = x => new BufferBuilder()
.AddByte(0x2)
.AddInt(0x9)
.AddByte(0x0)
.AddLong(0x1)
.AddByte(0x1)
.AddInt(0x6)
.AddString("dir")
.AddInt(2)
.AddByte(0x0)
.AddInt(0xC)
.AddString("f1.dat")
.AddLong(200 * 1024 * 8) // 200Kb
.AddByte(0x0, 200 * 1024)
.AddByte(0x0)
.AddInt(0xC)
.AddString("f2.dat")
.AddLong(300 * 1024 * 8) // 300Kb
.AddByte(0x0, 300 * 1024).GetStream();
const string f2 = @"C:\Root\dir\f2.dat";
WritableMemoryStream outputStream = new WritableMemoryStream();
using (CancellationTokenSource cts = new CancellationTokenSource()) {
platform.WriteFileFunc += x => {
if (string.Equals(x, f2, StringComparison.OrdinalIgnoreCase))
{
cts.Cancel();
}
return(outputStream);
};
Assert.ThrowsAsync <OperationCanceledException>(async() => await service.DecodeAsync(@"C:\InputFile.dat", @"C:\Root\", cts.Token, null));
Assert.AreEqual(256 * 1024 * 8, outputStream.Length);
}
}
