public void IntermediateDirectoryCanBeSpecified()
{
var intermediateDirectory = RandomString.Next(16);
using (var t = new TempDirectory(intermediateDirectory))
{
var expectedParentOfTempDirectory = Path.Combine(Environment.GetEnvironmentVariable("TEMP"), intermediateDirectory);
var actualParentOfTempDirectory = new DirectoryInfo(t.FullPath).Parent.FullName;
Assert.AreEqual(expectedParentOfTempDirectory, actualParentOfTempDirectory);
}
}
/// <summary>
/// Creates a temporary directory under the user's temp directory (i.e. the TEMP
/// environment variable).
///
/// Optionally the temporary directory may be created in an intermediate subdirectory
/// of the user's TEMP directory.
///
/// The temporary directory (but not the intermediate directory) will be automatically
/// deleted when the TempDirectory object is disposed.
/// </summary>
public TempDirectory(string subdirectory = "")
{
var userTempDir = Environment.GetEnvironmentVariable("TEMP");
if (userTempDir == null)
{
throw new Exception("TEMP environment variable is not set");
}
Name = DateTime.UtcNow.ToString("yyyyMMdd-HHmmss-") + RandomString.Next();
FullPath = Path.Combine(userTempDir, subdirectory, Name);
Directory.CreateDirectory(FullPath);
}
public void ThrowsOnInvalidArgument()
{
Assert.Throws <ArgumentOutOfRangeException>(() => RandomString.Next(0));
Assert.Throws <ArgumentOutOfRangeException>(() => RandomString.Next(-1));
Assert.Throws <ArgumentOutOfRangeException>(() => RandomString.Next(17));
}
