80 lines
1.8 KiB
Ruby
80 lines
1.8 KiB
Ruby
require 'rails_helper'
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RSpec.describe Food, type: :model do
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describe 'validation' do
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it 'validates density' do
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i = build(:food)
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expect(i).to be_valid
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i.density = '5'
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expect(i).not_to be_valid
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i.density = '5 cup'
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expect(i).not_to be_valid
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i.density = '5 gram/cup'
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expect(i).to be_valid
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i.density = '5 mile/hour'
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expect(i).not_to be_valid
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i.density = '1 g/ml'
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expect(i).to be_valid
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end
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end
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describe 'set_usda_food' do
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it 'sets the density' do
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i = build(:food)
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f = create(:salted_butter)
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create(:usda_food_weight, usda_food: f)
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i.set_usda_food(f)
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expect(i.density).not_to be_nil
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end
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end
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describe '#custom_units' do
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it 'returns a hash based on food_units' do
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i = build(:food)
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i.food_units << FoodUnit.new(name: 'clove', gram_weight: 20.0)
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units = i.custom_units
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expect(units['clove']).to be_a UnitConversion::ValueUnit
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expect(units['clove'].value.value).to eq 20.0
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expect(units['clove'].unit.unit).to eq 'g'
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end
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end
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describe '#cache_key' do
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it 'has a key for new foods' do
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f = Food.new
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expect(f.cache_key).to eq "foods/new"
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expect(f.cache_version).to be_nil
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end
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it 'has a different key for new foods with an ndbn' do
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f = Food.new(ndbn: '123456')
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expect(f.cache_key).to eq "foods/new/123456"
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expect(f.cache_version).to be_nil
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end
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it 'has a key for persisted foods' do
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f = create(:food)
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expect(f.cache_key).to eq "foods/#{f.id}"
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expect(f.cache_version).not_to be_nil
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end
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it 'has the same key for persisted foods with an ndbn' do
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f = create(:food, ndbn: '123456')
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expect(f.cache_key).to eq "foods/#{f.id}"
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expect(f.cache_version).not_to be_nil
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end
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end
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end
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