def test_run_if_changes_runs_command_with_list(self):
empty_list = [1,]
command_to_run = "ls"
expected = commands.getoutput(command_to_run)
outcome = run_if_changes(empty_list, command_to_run)
self.assert_equal(expected, outcome)
def test_run_if_changes_does_nothing_with_blank_list(self):
empty_list = []
outcome = run_if_changes(empty_list, "ls")
self.assert_equal(False, outcome)