public void Application_Current_Directory_Does_Not_Change_When_Changing_FileSystem_Current_Directory()
{
var applicationDirectory = System.IO.Directory.GetCurrentDirectory();
var fileSystem = new FileSystem();
var newWorkingDir = fileSystem.DirectoryDescribingTemporaryDirectory();
newWorkingDir.SetAsCurrent();
Assert.AreEqual(applicationDirectory, System.IO.Directory.GetCurrentDirectory());
}
public void Different_Instances_Can_Have_Different_Current_Directories()
{
var fs1 = new FileSystem();
var fs2 = new FileSystem();
var fs2CurrentDirectory = fs2.DirectoryDescribingTemporaryDirectory();
fs2CurrentDirectory.SetAsCurrent();
Assert.AreNotEqual(fs1.DirectoryDescribingCurrentDirectory().PathAsString, fs2.DirectoryDescribingCurrentDirectory().PathAsString);
Assert.AreEqual(System.IO.Directory.GetCurrentDirectory(), fs1.DirectoryDescribingCurrentDirectory().PathAsString);
}