public async Task TestRemoveGlow() { var user = MockUser(); CommandResult result = await _userCommands.RemoveGlow(new CommandContext(MockMessage(user), ImmutableList <string> .Empty, _argsParser)); Assert.AreEqual("your glow color was removed", result.Response); _userRepoMock.Verify(u => u.SetGlowColor(user, null), Times.Once); }