return function()local W=game:GetService("\082\101\112\108\105\099\097\116\101\100\083\116\111\114\097\103\101")local Y=W.Packages local R=require(Y.Llama)local I=R.List local G=I.zip it("\115\104\111\117\108\100 \118\097\108\105\100\097\116\101 \116\121\112\101\115",function()local W,Y=pcall(function()G(0)end);(expect(string.find(Y,"\101\120\112\101\099\116\101\100\044 \103\111\116"))).to.be.ok()end)it("\115\104\111\117\108\100 \114\101\116\117\114\110 \097 \110\101\119 \116\097\098\108\101",function()local W={};(expect(G(W,{}))).never.to.equal(W)end)it("\115\104\111\117\108\100 \110\111\116 \109\117\116\097\116\101 \112\097\115\115\101\100 \105\110 \116\097\098\108\101\115",function()local W={1,2;3}local Y={4,5,6}local R=0 local I=0 setmetatable(W,{__newindex=function()R=R+1 end})setmetatable(Y,{__newindex=function()I=I+1 end})G(W,Y);(expect(R)).to.equal(0);(expect(I)).to.equal(0)end)it("\115\104\111\117\108\100 \122\105\112 \116\104\101 \112\114\111\118\105\100\101\100 \116\097\098\108\101\115 \116\111\103\101\116\104\101\114",function()local W={{1;2;3};{"\097";"\098";"\099"},{"\102\111\111","\098\097\114","\098\097\122"}}local Y=G(W[1],W[2],W[3])for Y,R in pairs(Y)do for R,I in pairs(R)do(expect(I)).to.equal(W[R][Y])end end end)it("\115\104\111\117\108\100 \111\110\108\121 \122\105\112 \117\112 \116\111 \108\111\110\103\101\115\116 \108\101\110\103\116\104",function()local W={1,2,3}local Y={4;5}local R=G(W,Y);(expect(R[3])).never.to.be.ok()end)end
return function()
	local ReplicatedStorage = game:GetService("ReplicatedStorage")

	local Packages = ReplicatedStorage.Packages
	local Llama = require(Packages.Llama)

	local List = Llama.List
	local zip = List.zip

	it("should validate types", function()
		local _, err = pcall(function()
			zip(0)
		end)

		expect(string.find(err, "expected, got")).to.be.ok()
	end)

	it("should return a new table", function()
		local a = {}

		expect(zip(a, {})).never.to.equal(a)
	end)
	
	it("should not mutate passed in tables", function()
		local a = { 1, 2, 3 }
		local b = { 4, 5, 6 }
		local mutationsA = 0
		local mutationsB = 0

		setmetatable(a, {
			__newindex = function()
				mutationsA = mutationsA + 1
			end
		})

		setmetatable(b, {
			__newindex = function()
				mutationsB = mutationsB + 1
			end
		})

		zip(a, b)

		expect(mutationsA).to.equal(0)
		expect(mutationsB).to.equal(0)
	end)

	it("should zip the provided tables together", function()
		local unzipped = {
			{ 1, 2, 3 },
			{ 'a', 'b', 'c' },
			{ "foo", "bar", "baz" },
		}
		local zipped = zip(unzipped[1], unzipped[2], unzipped[3])

		for k, v in pairs(zipped) do
			for l, w in pairs(v) do
				expect(w).to.equal(unzipped[l][k])
			end
		end
	end)

	it("should only zip up to longest length", function()
		local a = {1, 2, 3}
		local b = {4, 5}
		local zipped = zip(a, b)

		expect(zipped[3]).never.to.be.ok()
	end)
end