public void TestSubdirectory()
{
var rng = new Random();
string basePath = Path.Combine(Path.GetTempPath(), "DataDirTests", "subdir");
string testPath;
do
{
testPath = $"{basePath}_{DateTime.Now.Ticks:x}_{rng.Next():x}";
} while (Directory.Exists(testPath));
var dd = new DataDir(testPath);
Assert.IsFalse(dd.DirectoryExists);
dd.CreateIfNotExists();
Assert.IsTrue(dd.DirectoryExists);
Assert.IsTrue(Directory.Exists(testPath));
var subdir = dd.Subdirectory("subdir");
Assert.IsFalse(subdir.DirectoryExists);
subdir.CreateIfNotExists();
Assert.IsTrue(subdir.DirectoryExists);
Directory.Delete(subdir.Path);
Directory.Delete(testPath);
Assert.IsFalse(dd.DirectoryExists);
}
