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# frozen_string_literal: true
require 'rubocop_spec_helper'
require_relative '../../rubocop/cop_todo'
RSpec.describe RuboCop::CopTodo do
let(:cop_name) { 'Cop/Rule' }
subject(:cop_todo) { described_class.new(cop_name) }
describe '#initialize' do
it 'initializes a cop todo' do
expect(cop_todo).to have_attributes(
cop_name: cop_name,
files: be_empty,
offense_count: 0,
previously_disabled: false,
grace_period: false
)
end
end
describe '#record' do
it 'records offenses' do
cop_todo.record('a.rb', 1)
cop_todo.record('b.rb', 2)
expect(cop_todo).to have_attributes(
files: contain_exactly('a.rb', 'b.rb'),
offense_count: 3
)
end
end
describe '#autocorrectable?' do
subject { cop_todo.autocorrectable? }
context 'when found in rubocop registry' do
before do
fake_cop = double(:cop, support_autocorrect?: autocorrectable) # rubocop:disable RSpec/VerifiedDoubles
allow(described_class).to receive(:find_cop_by_name)
.with(cop_name).and_return(fake_cop)
end
context 'when autocorrectable' do
let(:autocorrectable) { true }
it { is_expected.to be_truthy }
end
context 'when not autocorrectable' do
let(:autocorrectable) { false }
it { is_expected.to be_falsey }
end
end
context 'when not found in rubocop registry' do
before do
allow(described_class).to receive(:find_cop_by_name)
.with(cop_name).and_return(nil).and_call_original
end
it { is_expected.to be_falsey }
end
end
describe '#to_yaml' do
subject(:yaml) { cop_todo.to_yaml }
context 'when autocorrectable' do
before do
allow(cop_todo).to receive(:autocorrectable?).and_return(true)
end
specify do
expect(yaml).to eq(<<~YAML)
---
# Cop supports --auto-correct.
#{cop_name}:
Exclude:
YAML
end
end
context 'when previously disabled' do
specify do
cop_todo.record('a.rb', 1)
cop_todo.record('b.rb', 2)
cop_todo.previously_disabled = true
expect(yaml).to eq(<<~YAML)
---
#{cop_name}:
# Offense count: 3
# Temporarily disabled due to too many offenses
Enabled: false
Exclude:
- 'a.rb'
- 'b.rb'
YAML
end
end
context 'with grace period' do
specify do
cop_todo.record('a.rb', 1)
cop_todo.record('b.rb', 2)
cop_todo.grace_period = true
expect(yaml).to eq(<<~YAML)
---
#{cop_name}:
Details: grace period
Exclude:
- 'a.rb'
- 'b.rb'
YAML
end
end
context 'with multiple files' do
before do
cop_todo.record('a.rb', 0)
cop_todo.record('c.rb', 0)
cop_todo.record('b.rb', 0)
end
it 'sorts excludes alphabetically' do
expect(yaml).to eq(<<~YAML)
---
#{cop_name}:
Exclude:
- 'a.rb'
- 'b.rb'
- 'c.rb'
YAML
end
end
end
end
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