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);
}
public void FileSystem_Current_Directory_Does_Not_Change_When_Changing_Application_Current_Directory()
{
var applicationDirectory = System.IO.Directory.GetCurrentDirectory();
try
{
var fileSystem = new FileSystem();
System.IO.Directory.SetCurrentDirectory(System.IO.Path.GetTempPath());
Assert.AreEqual(applicationDirectory, fileSystem.DirectoryDescribingCurrentDirectory().PathAsString);
}
finally
{
// NUnit seems to restore the directory after the test, but it is not a documented feature. At least restore current directory
// to avoid warnings about tests changing current directory.
System.IO.Directory.SetCurrentDirectory(applicationDirectory);
}
}
