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test.lua
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test.lua
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missing = require('package_missing')
describe("missing -setmetatable-", function()
it("should set a metatable", function()
local Test_missing = {}
Test_missing.__index = Test_missing
function Test_missing:_init (name)
self.name = name
end
local Test_native = {}
Test_native.__index = Test_missing
function Test_native:_init (name)
self.name = name
end
local mt = {
__call = function (cls, ...)
local self = setmetatable({}, cls)
self:_init(...)
return self
end
}
setmetatable(Test_native, mt)
missing.setmetatable(Test_missing, mt)
assert.are.equals(
getmetatable(Test_native),
getmetatable(Test_missing)
)
assert.truthy(Test_native("native"))
assert.truthy(Test_missing("missing"))
end)
end)
describe("missing -getmetatable-", function()
it("should get a metatable", function()
local Test = {}
Test.__index = Test
local mt = {
__call = function (cls, ...)
local self = setmetatable({}, cls)
return self
end
}
missing.setmetatable(Test, mt)
assert.are.equals(
getmetatable(Test),
missing.getmetatable(Test)
)
end)
end)
describe("missing -rawget-", function()
it("should get raw value", function ()
local setValue = 125
local Test = {
value = setValue
}
local defaultValue = "#default"
local mt = {
__index = function (tbl, key)
return defaultValue
end
}
missing.setmetatable(Test, mt)
assert.are.equals(
Test.doNotExist,
defaultValue
)
assert.are.equals(
rawget(Test, 'doNotExist'),
nil
)
assert.are.equals(
rawget(Test, 'doNotExist'),
missing.rawget(Test, 'doNotExist')
)
assert.are.equals(
missing.rawget(Test, 'value'),
setValue
)
end)
end)
describe("missing -unpack-", function()
it("should unpack table", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = 0
local unpack_j = 0
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
it("should unpack table with i as argument", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = 3
local unpack_j = 0
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table, unpack_i)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table, unpack_i)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
it("should unpack table with negative i as argument", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = -2
local unpack_j = 0
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table, unpack_i)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table, unpack_i)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
it("should unpack table with i > #unpack_table as argument", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = 8
local unpack_j = 0
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table, unpack_i)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table, unpack_i)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
it("should unpack table with i and j as argument", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = 3
local unpack_j = 5
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table, unpack_i, unpack_j)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table, unpack_i, unpack_j)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
it("should unpack table with negative i and j as argument", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = -1
local unpack_j = 3
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table, unpack_i, unpack_j)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table, unpack_i, unpack_j)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
it("should unpack table with i > #unpack_table and j as argument", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = 10
local unpack_j = 4
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table, unpack_i, unpack_j)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table, unpack_i, unpack_j)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
it("should unpack table with negative i and negative j as argument", function()
local unpack_table = {1,2,3,4,5}
local unpack_i = -1
local unpack_j = -6
local a, b, c, d, e, f, g, h = missing.unpack(unpack_table, unpack_i, unpack_j)
local _a, _b, _c, _d, _e, _f, _g, _h = unpack(unpack_table, unpack_i, unpack_j)
assert.are.equals(a, _a)
assert.are.equals(b, _b)
assert.are.equals(c, _c)
assert.are.equals(d, _d)
assert.are.equals(e, _e)
assert.are.equals(f, _f)
assert.are.equals(g, _g)
assert.are.equals(h, _h)
end)
end)
describe("missing -ipairs-", function()
it("should iterate a table with i,v as for values", function()
local test_table = {2,4,8,16,32,64,128,256,512,1024}
for i,v in ipairs(test_table) do
assert.are.equals(2^i, v)
end
for i,v in missing.ipairs(test_table) do
assert.are.equals(2^i, v)
end
end)
it("should return a iter function", function()
local test_table = {2,4,8,16,32,64,128,256,512,1024}
iter, i, v = missing.ipairs(test_table)
assert.are.equals(type(iter), 'function')
end)
end)
describe("missing -table.pack-", function()
it("should pack", function()
local test_table_native = table.pack(-1,0,1,2,3,4,5)
local test_table_missing = missing.table.pack(-1,0,1,2,3,4,5)
for i,v in ipairs(test_table_native) do
assert.are.equals(test_table_native[i], test_table_missing[i])
end
end)
end)
describe("missing -table.insert-", function()
it("should insert a value in a simple table", function()
local function generate_table()
return {22,-20,67,1009,-500}
end
local test_table_native = generate_table()
local test_table_missing = generate_table()
table.insert(test_table_native, 10)
missing.table.insert(test_table_missing, 10)
for i,v in ipairs(test_table_native) do
assert.are.equals(test_table_native[i], test_table_missing[i])
end
end)
it("should insert a value at specified pos in a table", function()
local function generate_table()
return {-3,-2,-1,0,2,3}
end
local test_table_native = generate_table()
local test_table_missing = generate_table()
table.insert(test_table_native, 5, 1)
missing.table.insert(test_table_missing, 5, 1)
for i,v in ipairs(test_table_native) do
assert.are.equals(test_table_native[i], test_table_missing[i])
end
end)
end)
describe("missing -table.remove-", function()
it("should remove an element from a given table", function()
local function generate_table()
return {-3,-2,-1,0,1,2,3}
end
local test_table_native = generate_table()
local test_table_missing = generate_table()
table.remove(test_table_native)
missing.table.remove(test_table_missing)
for i,v in ipairs(test_table_native) do
assert.are.equals(test_table_native[i], test_table_missing[i])
end
end)
it("should remove an specified element from a given table", function()
local function generate_table()
return {-3,-2,-1,0,1,2,3}
end
local test_table_native = generate_table()
local test_table_missing = generate_table()
table.remove(test_table_native, 1)
missing.table.remove(test_table_missing, 1)
for i,v in ipairs(test_table_native) do
assert.are.equals(test_table_native[i], test_table_missing[i])
end
end)
end)
describe("missing -table.sort-", function()
it("should sort a simple table", function()
local function generate_table()
return {33,3,333,87,13,252,-29}
end
local test_table_native = generate_table()
local test_table_missing = generate_table()
table.sort(test_table_native)
missing.table.sort(test_table_missing)
for i,v in ipairs(test_table_native) do
assert.are.equals(test_table_native[i], test_table_missing[i])
end
end)
it("should sort a simple table with a given comp function", function()
local function generate_table()
return {33,3,333,87,13,252,-29}
end
local function desc(a, b)
return a > b
end
local test_table_native = generate_table()
local test_table_missing = generate_table()
table.sort(test_table_native, desc)
missing.table.sort(test_table_missing, desc)
for i,v in ipairs(test_table_native) do
assert.are.equals(test_table_native[i], test_table_missing[i])
end
end)
end)