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require 'luacov'
local M = require 'moses'
describe('Chaining specs', function()
describe('chain', function()
it('Chains a value',function()
local v = M.chain({1,2,3,4})
:filter(function(k) return k%2~=0 end)
:max()
:value()
assert.equal(v, 3)
end)
it('M(value) is the same as M.chain(value)', function()
local v = M({1,2,3,4})
:filter(function(k) return k%2~=0 end)
:max()
:value()
assert.equal(v, 3)
end)
end)
describe('value', function()
it('Unwraps a chained object',function()
local t = {1,2,3}
assert.equal(M.chain(t):value(), t)
assert.equal(M(t):value(), t)
end)
end)
end)
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