public void TestOpenFile()
{
var contents = BinString.FromTextString("Hello, world!\n", System.Text.Encoding.ASCII);
var dd = DataDir.Create(DataDirType.Temporary);
string filename = DateTime.Now.Ticks.ToString("x") + ".tmp";
string fullFilename = Path.Combine(dd.Path, filename);
Assert.IsFalse(File.Exists(fullFilename));
Assert.ThrowsException <FileNotFoundException>(() => dd.OpenFile(filename, FileMode.Open, FileAccess.Read));
using (var stream = dd.OpenFile(filename, FileMode.Create, FileAccess.ReadWrite))
{
stream.Write(contents);
stream.Close();
}
Assert.IsTrue(File.Exists(fullFilename));
Assert.AreEqual(contents, (BinString)File.ReadAllBytes(fullFilename));
using (var stream = dd.OpenFile(filename, FileMode.Open, FileAccess.Read))
{
var read = stream.ReadBinString(contents.Length);
Assert.AreEqual(contents, read);
}
File.Delete(fullFilename);
Assert.ThrowsException <ArgumentException>(() => dd.OpenFile(null, FileMode.Create, FileAccess.ReadWrite));
Assert.ThrowsException <ArgumentException>(() => dd.OpenFile(string.Empty, FileMode.Create, FileAccess.ReadWrite));
}
public void TestGetPath()
{
var data = BinString.FromBytes("C0FFEEC0FFEEC0FFEEC0FFEE");
var dd = DataDir.Create(DataDirType.Temporary);
string filename = DateTime.Now.Ticks.ToString("x") + ".tmp";
string fullPath = dd.GetFullPath(filename);
Assert.IsFalse(File.Exists(fullPath));
dd.WriteAllBytes(filename, data);
Assert.AreEqual(data, (BinString)File.ReadAllBytes(fullPath));
data = BinString.FromTextString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", Encoding.ASCII);
File.WriteAllBytes(fullPath, data);
Assert.AreEqual(data, dd.ReadAllBytes(filename));
Assert.IsTrue(File.Exists(fullPath));
dd.DeleteFile(filename);
Assert.IsFalse(File.Exists(fullPath));
}
public string GetNewFileName(string hint = null, string extension = null)
{
var filebase = new StringBuilder();
if (string.IsNullOrEmpty(hint))
{
int hash = BinString.FromTextString(Path, Encoding.UTF8).GetHashCode();
filebase.Append("temp");
filebase.Append((hash & 0xffffff).ToString(CultureInfo.InvariantCulture));
filebase.Append((DateTime.Now.Ticks & 0xffffffffffff).ToString(CultureInfo.InvariantCulture));
}
else
{
int hash = BinString.FromTextString(hint, Encoding.UTF8).GetHashCode();
filebase.Append((hash & 0xffffff).ToString(CultureInfo.InvariantCulture));
filebase.Append((DateTime.Now.Ticks & 0xffffff).ToString(CultureInfo.InvariantCulture));
foreach (char c in hint.ToLowerInvariant())
{
if (filebase.Length >= 16)
{
break;
}
if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'z'))
{
filebase.Append(c);
}
}
}
extension = string.IsNullOrEmpty(extension) ? "" : ("." + extension.TrimStart('.'));
string file = filebase.ToString() + extension;
int i = 0;
while (File.Exists(GetFullPath(file)))
{
i++;
file = $"{filebase}-{i}{extension}";
}
return(file);
}
public override string ToString()
{
var sb = new StringBuilder();
foreach (var kvp in _Values)
{
if (sb.Length > 0)
{
sb.Append('&');
}
sb.Append(kvp.Key);
if (!string.IsNullOrEmpty(kvp.Value))
{
sb.Append('=');
sb.Append(BinString.FromTextString(kvp.Value, Encoding.UTF8).ToUrlString(false, CultureInfo.InvariantCulture));
}
}
return(sb.ToString());
}
public void WriteAllText(string filePath, string data, Encoding encoding) => WriteAllBytes(filePath, BinString.FromTextString(data, encoding));