public void clean_deletes_the_packages_folder_in_all_mode() { var solution = new Solution(new SolutionConfig(){ SourceFolder = "src" }, "directory1"); var fileSystem = DataMother.MockedFileSystem(); solution.Clean(fileSystem, CleanMode.all); fileSystem.AssertWasCalled(x => x.DeleteDirectory("directory1".ToFullPath(), "src", "packages")); }