81 lines
3.1 KiB
CoffeeScript
81 lines
3.1 KiB
CoffeeScript
#
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# Crafting Guide - plan_evaluator.test.coffee
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#
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# Copyright © 2014-2016 by Redwood Labs
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# All rights reserved.
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#
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CraftingPlan = require './crafting_plan'
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fixtures = require './fixtures.test'
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Inventory = require '../game/inventory'
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PlanEvaluator = require './plan_evaluator'
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########################################################################################################################
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criteria = evaluator = planA = planB = planC = plans = wanted = null
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########################################################################################################################
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describe 'plan_evaluator.coffee', ->
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beforeEach ->
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criteria = PlanEvaluator::CRITERIA.FEWEST_STEPS
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describe 'findBestPlan', ->
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it 'can find the shortest of two options', ->
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evaluator = new PlanEvaluator fixtures.makePlans [1, 'test__copper_block']
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evaluator.scorePlans()
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bestPlan = evaluator.findBestPlan criteria
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bestPlan.getScore(criteria).should.equal 1.0
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it 'can find the shortest of many options', ->
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evaluator = new PlanEvaluator fixtures.makePlans [1, 'test__copper_block'], [1, 'test__iron_sword']
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evaluator.scorePlans()
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bestPlan = evaluator.findBestPlan criteria
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bestPlan.getScore(criteria).should.equal 1.0
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it 'can break ties using the non-primary criteria', ->
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evaluator = new PlanEvaluator fixtures.makePlans [2, 'test__iron_ingot'], [1, 'test__charcoal']
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evaluator.scorePlans()
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bestPlan = evaluator.findBestPlan criteria
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bestPlan.getScore(criteria).should.equal 1.0
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(p.getRawScore('fewest steps') for p in evaluator._plans).should.eql [2, 2]
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(p.getRawScore('least materials') for p in evaluator._plans).should.eql [17, 18]
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describe '_normalizeScores', ->
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beforeEach ->
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modPack = fixtures.makeModPack()
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wanted = new Inventory modPack:modPack
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have = new Inventory modPack:modPack
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planA = new CraftingPlan modPack, wanted, have, []
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planB = new CraftingPlan modPack, wanted, have, []
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planC = new CraftingPlan modPack, wanted, have, []
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plans = [planA, planB, planC]
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evaluator = new PlanEvaluator plans
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criteria = PlanEvaluator::CRITERIA.FEWEST_STEPS
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it 'does not set scores when none have been evaluated', ->
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evaluator._normalizeScores()
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(plan.hasRawScore(criteria) for plan in plans).should.eql [false, false, false]
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it 'assigns a 1.0 when all plans equal', ->
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for plan in plans
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plan.setRawScore criteria, 5
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evaluator._normalizeScores()
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(plan.getScore(criteria) for plan in plans).should.eql [1.0, 1.0, 1.0]
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it 'computes correct scores from raw scores', ->
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planA.setRawScore criteria, 7
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planB.setRawScore criteria, 8
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planC.setRawScore criteria, 9
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evaluator._normalizeScores()
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(plan.getScore(criteria) for plan in plans).should.eql [1.0, 0.5, 0.0]
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