public MockFileSystemInfoStream(MockFileSystemInfo info, bool writable)
: base()
{
this.writable = writable;
this.info = info;
if (!this.writable)
{
this.writable = true;
Write(info.FileData, 0, info.FileData.Length);
Position = 0;
this.writable = false;
}
}
public static MockFileSystemInfo CreateFileObject(string path, Stream content = null)
{
var file = new MockFileSystemInfo()
{
Path = path,
ItemType = ReplacementFileSystem.ItemType.File
};
if (content != null)
{
using (MemoryStream ms = new MemoryStream())
{
content.CopyTo(ms);
file.FileData = ms.ToArray();
}
}
return file;
}
public virtual void CopyFile(string sourcePath, string targetPath, bool overwrite)
{
if (!overwrite && Locate(targetPath) != null)
throw new IOException("The target file already exists.");
MockFileSystemInfo sourceInfo = Locate(sourcePath);
MockFileSystemInfo originalTarget = Locate(targetPath);
if (originalTarget != null)
Info.Remove(originalTarget);
MockFileSystemInfo targetInfo = new MockFileSystemInfo(sourceInfo.ItemType, targetPath, Path.GetFileName(targetPath), sourceInfo.Attributes, sourceInfo.LastWriteTime, "");
targetInfo.FileData = sourceInfo.FileData;
Info.Add(targetInfo);
}
/// <summary>
/// Adds a mock file to the MockFileSystem object. Will create the full directory structure by default.
/// </summary>
/// <param name="file">The file.</param>
public virtual void AddMockFile(MockFileSystemInfo file, Boolean createDirectoryTree = true)
{
var fullpath = new FileInfo(file.Path).DirectoryName;
//Recurse a bit to add directories if required.
if (createDirectoryTree)
AddMockDirectoryStructure(fullpath);
Info.Add(file);
}
public virtual Stream OpenFile(string path, FileMode mode, FileAccess access, FileShare share)
{
bool mustExist = mode == FileMode.Truncate || mode == FileMode.Open;
bool cantExist = mode == FileMode.CreateNew;
MockFileSystemInfo info = Locate(path);
if (mustExist && (info == null || info.ItemType != ItemType.File))
throw new FileNotFoundException();
if (info != null && cantExist)
throw new IOException("The file already exists.");
if (info == null)
{
info = new MockFileSystemInfo(ItemType.File, path, DateTime.Now, "");
Info.Add(info);
}
bool writable = access == FileAccess.ReadWrite || access == FileAccess.Write;
if (writable)
info.LastWriteTime = DateTime.Now;
return new MockFileSystemInfoStream(info, writable);
}