parsley/spec/models/recipe_ingredient_spec.rb

48 lines
1.5 KiB
Ruby

require 'rails_helper'
RSpec.describe RecipeIngredient, type: :model do
describe '#can_convert_to_grams' do
it 'returns false if no quantity or unit' do
ri = RecipeIngredient.new
expect(ri.can_convert_to_grams?).to be_falsey
end
it 'returns false if no quantity' do
ri = RecipeIngredient.new(units: 'lbs')
expect(ri.can_convert_to_grams?).to be_falsey
end
it 'returns false if no units' do
ri = RecipeIngredient.new(quantity: '5 1/2')
expect(ri.can_convert_to_grams?).to be_falsey
end
it 'returns false if weird units' do
ri = RecipeIngredient.new(quantity: '5 1/2', units: 'dogs')
expect(ri.can_convert_to_grams?).to be_falsey
end
it 'returns true if unit is mass' do
ri = RecipeIngredient.new(quantity: '5 1/2', units: 'lbs')
expect(ri.can_convert_to_grams?).to be_truthy
end
it 'returns false if unit is volume and there is no ingredient' do
ri = RecipeIngredient.new(quantity: '5 1/2', units: 'cups')
expect(ri.can_convert_to_grams?).to be_falsey
end
it 'returns false if unit is volume and ingredient has no density' do
ri = RecipeIngredient.new(quantity: '5 1/2', units: 'cups', ingredient: create(:ingredient))
expect(ri.can_convert_to_grams?).to be_falsey
end
it 'returns false if unit is volume and ingredient has density' do
ri = RecipeIngredient.new(quantity: '5 1/2', units: 'cups', ingredient: create(:ingredient_with_density))
expect(ri.can_convert_to_grams?).to be_truthy
end
end
end