public void it_uses_composite_pattern()
{
// Arrange
var root = new DirectoryItem("development");
var proj1 = new DirectoryItem("project1");
var proj2 = new DirectoryItem("project2");
root.Add(proj1);
root.Add(proj2);
proj1.Add(new FileItem("p1f1.txt", 2100));
proj1.Add(new FileItem("p1f2.txt", 3100));
var subDir1 = new DirectoryItem("sub-dir1");
subDir1.Add(new FileItem("p1f3.txt", 4100));
subDir1.Add(new FileItem("p1f4.txt", 5100));
proj1.Add(subDir1);
proj2.Add(new FileItem("p2f1.txt", 6100));
proj2.Add(new FileItem("p2f2.txt", 7100));
// Act
_testOutputHelper.WriteLine($"Total size (proj2) : {proj2.GetSizeInKb()}");
_testOutputHelper.WriteLine($"Total size (proj1) : {proj1.GetSizeInKb()}");
_testOutputHelper.WriteLine($"Total size (root) : {root.GetSizeInKb()}");
}
public DirectoryItem AddDirectory(string directoryName)
{
var dir = new DirectoryItem(directoryName);
currentDirectory.Add(dir);
currentDirectory = dir;
return(dir);
}
public DirectoryItem SetCurrentDirectory(string toDirectory)
{
var dirStack = new Stack <DirectoryItem>();
dirStack.Push(Root);
while (dirStack.Any())
{
var current = dirStack.Pop();
if (current.Name == toDirectory)
{
currentDirectory = current;
return(current);
}
foreach (var item in current.Items.OfType <DirectoryItem>())
{
dirStack.Push(item);
}
}
throw new InvalidOperationException($"Director name '{toDirectory} not found");
}
public FileSystemBuilder(string rootDirectory)
{
Root = new DirectoryItem(rootDirectory);
currentDirectory = Root;
}
