protected FileCleanupTestBase()
{
// Use a unique test directory per test class. The test directory lives in the user's temp directory,
// and includes both the name of the test class and a random string. The test class name is included
// so that it can be easily correlated if necessary, and the random string to helps avoid conflicts if
// the same test should be run concurrently with itself (e.g. if a [Fact] method lives on a base class)
// or if some stray files were left over from a previous run.
TestDirectory = Path.Combine(Path.GetTempPath(), GetType().Name + "_" + Path.GetRandomFileName());
try
{
Directory.CreateDirectory(TestDirectory);
}
catch
{
// Don't throw exceptions during test class construction. Attempts to use paths
// under this directory will instead appropriately fail later.
}
}
