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-- Prosody IM v0.4 |
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-- Copyright (C) 2008-2009 Matthew Wild |
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-- Copyright (C) 2008-2009 Waqas Hussain |
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-- |
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-- This project is MIT/X11 licensed. Please see the |
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-- COPYING file in the source package for more information. |
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-- |
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function new(new, multitable) |
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mt = new(); |
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assert_table(mt, "Multitable is a table"); |
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assert_function(mt.add, "Multitable has method add"); |
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assert_function(mt.get, "Multitable has method get"); |
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assert_function(mt.remove, "Multitable has method remove"); |
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get(mt.get, multitable); |
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end |
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function get(get, multitable) |
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local function has_items(list, ...) |
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local should_have = {}; |
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if select('#', ...) > 0 then |
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assert_table(list, "has_items: list is table", 3); |
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else |
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assert_is_not(list and #list > 0, "No items, and no list"); |
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return true, "has-all"; |
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end |
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for n=1,select('#', ...) do should_have[select(n, ...)] = true; end |
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for n, item in ipairs(list) do |
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if not should_have[item] then return false, "too-many"; end |
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should_have[item] = nil; |
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end |
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if next(should_have) then |
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return false, "not-enough"; |
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end |
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return true, "has-all"; |
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end |
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local function assert_has_all(message, list, ...) |
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return assert_equal(select(2, has_items(list, ...)), "has-all", message or "List has all expected items, and no more", 2); |
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end |
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mt = multitable.new(); |
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local trigger1, trigger2, trigger3 = {}, {}, {}; |
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local item1, item2, item3 = {}, {}, {}; |
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assert_has_all("Has no items with trigger1", mt:get(trigger1)); |
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mt:add(1, 2, 3, item1); |
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assert_has_all("Has item1 for 1, 2, 3", mt:get(1, 2, 3), item1); |
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-- Doesn't support nil |
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--[[ mt:add(nil, item1); |
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mt:add(nil, item2); |
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mt:add(nil, item3); |
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assert_has_all("Has all items with (nil)", mt:get(nil), item1, item2, item3); |
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]] |
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end |