spec/models/budget/ballot/line_spec.rb
require "rails_helper"
describe Budget::Ballot::Line do
let(:budget) { create(:budget) }
let(:group) { create(:budget_group, budget: budget) }
let(:heading) { create(:budget_heading, group: group, price: 10000000) }
let(:investment) { create(:budget_investment, :selected, price: 5000000, heading: heading) }
let(:ballot) { create(:budget_ballot, budget: budget) }
let(:ballot_line) { build(:budget_ballot_line, ballot: ballot, investment: investment) }
describe "Validations" do
it "is valid and automatically denormallyze budget, group and heading when validated" do
expect(ballot_line).to be_valid
expect(ballot_line.budget).to eq(budget)
expect(ballot_line.group).to eq(group)
expect(ballot_line.heading).to eq(heading)
end
describe "Money" do
it "is not valid if insufficient funds" do
investment.update!(price: heading.price + 1)
expect(ballot_line).not_to be_valid
end
it "is valid if sufficient funds" do
investment.update!(price: heading.price - 1)
expect(ballot_line).to be_valid
end
it "validates sufficient funds when creating lines at the same time", :race_condition do
investment.update!(price: heading.price)
other_investment = create(:budget_investment, :selected, price: heading.price, heading: heading)
other_line = build(:budget_ballot_line, ballot: ballot, investment: other_investment)
[ballot_line, other_line].map do |line|
Thread.new { line.save }
end.each(&:join)
expect(Budget::Ballot::Line.count).to be 1
end
end
describe "Approval voting" do
before do
budget.update!(voting_style: "approval")
heading.update!(max_ballot_lines: 1)
end
it "is valid if there are votes left" do
expect(ballot_line).to be_valid
end
it "is not valid if there are no votes left" do
create(:budget_ballot_line, ballot: ballot,
investment: create(:budget_investment, :selected, heading: heading))
expect(ballot_line).not_to be_valid
end
it "is valid if insufficient funds but enough votes" do
investment.update!(price: heading.price + 1)
expect(ballot_line).to be_valid
end
it "validates votes when creating lines at the same time", :race_condition do
other_investment = create(:budget_investment, :selected, heading: heading)
other_line = build(:budget_ballot_line, ballot: ballot, investment: other_investment)
[ballot_line, other_line].map do |line|
Thread.new { line.save }
end.each(&:join)
expect(Budget::Ballot::Line.count).to be 1
end
end
describe "Selectibility" do
it "is not valid if investment is unselected" do
investment.update!(selected: false)
expect(ballot_line).not_to be_valid
end
it "is valid if investment is selected" do
investment.update!(selected: true, price: 20000)
expect(ballot_line).to be_valid
end
end
end
describe "scopes" do
describe "by_investment" do
it "returns ballot lines for an investment" do
investment1 = create(:budget_investment, :selected, heading: heading)
investment2 = create(:budget_investment, :selected, heading: heading)
ballot1 = create(:budget_ballot, budget: budget)
ballot2 = create(:budget_ballot, budget: budget)
ballot3 = create(:budget_ballot, budget: budget)
ballot_line1 = create(:budget_ballot_line, ballot: ballot1, investment: investment1)
ballot_line2 = create(:budget_ballot_line, ballot: ballot2, investment: investment1)
ballot_line3 = create(:budget_ballot_line, ballot: ballot3, investment: investment2)
ballot_lines_by_investment = Budget::Ballot::Line.by_investment(investment1.id)
expect(ballot_lines_by_investment).to match_array [ballot_line1, ballot_line2]
expect(ballot_lines_by_investment).not_to include ballot_line3
end
end
end
end