public void GetFilePathReturnsCombinedPathEvenIfFileDoesNotExist()
{
// Arrange
PhysicalFileSystem fs = new PhysicalFileSystem(testRoot);
// Act
string actual = fs.GetFullPath(@"tests\testGetFullPath.txt");
// Assert
Assert.Equal(Path.Combine(testRoot, @"tests\testGetFullPath.txt"), actual);
}