public void Execute_ShouldSendCorrectArgumentsForRenaming()
{
// Arrange
// Act
var strategy = new RenameTransferStrategy();
var memoryStream = new MemoryStream();
strategy.Execute(new RenameFileModel
{
FileAction = FileAction.Rename,
FullPath = "C:\\MyFolder\\1.txt",
NewFileName = "2.txt",
RelativePath = "1.txt",
FileType = FileType.Directory
}, memoryStream);
const int modelLength = 12;
// Assert
memoryStream.Seek(modelLength, SeekOrigin.Begin);
var reader = new BinaryReader(memoryStream);
var size = BitConverter.ToInt32(reader.ReadBytes(4), 0);
Assert.Equal(5, size);
var filename = Encoding.GetEncoding("UTF-8").GetString(reader.ReadBytes(size));
Assert.Equal("2.txt", filename);
}
public void Execute_WithNullStream_ShouldShrowException()
{
// Arrange
// Act
// Assert
var strategy = new RenameTransferStrategy();
Assert.Throws <ArgumentNullException>(() => strategy.Execute(new RenameFileModel(), null));
}
public void Execute_WithNullModel_ShouldShrowException()
{
// Arrange
// Act
// Assert
var strategy = new RenameTransferStrategy();
Assert.Throws <ArgumentNullException>(() => strategy.Execute(null, new MemoryStream()));
}
public void Execute_ShouldInitiateDialogWithCorrectValues()
{
// Arrange
// Act
var strategy = new RenameTransferStrategy();
var memoryStream = new MemoryStream();
strategy.Execute(new RenameFileModel
{
FileAction = FileAction.Rename,
FullPath = "C:\\MyFolder\\1.txt",
NewFileName = "2.txt",
RelativePath = "1.txt",
FileType = FileType.Directory
}, memoryStream);
// Assert
memoryStream.Seek(0, SeekOrigin.Begin);
var reader = new BinaryReader(memoryStream);
var version = reader.ReadBytes(1).Single();
Assert.Equal(1, version);
var action = (FileAction)reader.ReadBytes(1).Single();
Assert.Equal(FileAction.Rename, action);
var type = (FileType)reader.ReadBytes(1).Single();
Assert.Equal(FileType.Directory, type);
var size = BitConverter.ToInt32(reader.ReadBytes(4), 0);
Assert.Equal(5, size);
var filename = Encoding.GetEncoding("UTF-8").GetString(reader.ReadBytes(size));
Assert.Equal("1.txt", filename);
}
