102 lines
3.2 KiB
Ruby
102 lines
3.2 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
require 'spec_helper'
|
|
|
|
RSpec.describe IssueRebalancingService do
|
|
let_it_be(:project) { create(:project) }
|
|
let_it_be(:user) { project.creator }
|
|
let_it_be(:start) { RelativePositioning::START_POSITION }
|
|
let_it_be(:max_pos) { RelativePositioning::MAX_POSITION }
|
|
let_it_be(:min_pos) { RelativePositioning::MIN_POSITION }
|
|
let_it_be(:clump_size) { 300 }
|
|
|
|
let_it_be(:unclumped) do
|
|
(0..clump_size).to_a.map do |i|
|
|
create(:issue, project: project, author: user, relative_position: start + (1024 * i))
|
|
end
|
|
end
|
|
|
|
let_it_be(:end_clump) do
|
|
(0..clump_size).to_a.map do |i|
|
|
create(:issue, project: project, author: user, relative_position: max_pos - i)
|
|
end
|
|
end
|
|
|
|
let_it_be(:start_clump) do
|
|
(0..clump_size).to_a.map do |i|
|
|
create(:issue, project: project, author: user, relative_position: min_pos + i)
|
|
end
|
|
end
|
|
|
|
def issues_in_position_order
|
|
project.reload.issues.reorder(relative_position: :asc).to_a
|
|
end
|
|
|
|
it 'rebalances a set of issues with clumps at the end and start' do
|
|
all_issues = start_clump + unclumped + end_clump.reverse
|
|
service = described_class.new(project.issues.first)
|
|
|
|
expect { service.execute }.not_to change { issues_in_position_order.map(&:id) }
|
|
|
|
all_issues.each(&:reset)
|
|
|
|
gaps = all_issues.take(all_issues.count - 1).zip(all_issues.drop(1)).map do |a, b|
|
|
b.relative_position - a.relative_position
|
|
end
|
|
|
|
expect(gaps).to all(be > RelativePositioning::MIN_GAP)
|
|
expect(all_issues.first.relative_position).to be > (RelativePositioning::MIN_POSITION * 0.9999)
|
|
expect(all_issues.last.relative_position).to be < (RelativePositioning::MAX_POSITION * 0.9999)
|
|
end
|
|
|
|
it 'is idempotent' do
|
|
service = described_class.new(project.issues.first)
|
|
|
|
expect do
|
|
service.execute
|
|
service.execute
|
|
end.not_to change { issues_in_position_order.map(&:id) }
|
|
end
|
|
|
|
it 'does nothing if the feature flag is disabled' do
|
|
stub_feature_flags(rebalance_issues: false)
|
|
issue = project.issues.first
|
|
issue.project
|
|
issue.project.group
|
|
old_pos = issue.relative_position
|
|
|
|
service = described_class.new(issue)
|
|
|
|
expect { service.execute }.not_to exceed_query_limit(0)
|
|
expect(old_pos).to eq(issue.reload.relative_position)
|
|
end
|
|
|
|
it 'acts if the flag is enabled for the project' do
|
|
issue = create(:issue, project: project, author: user, relative_position: max_pos)
|
|
stub_feature_flags(rebalance_issues: issue.project)
|
|
|
|
service = described_class.new(issue)
|
|
|
|
expect { service.execute }.to change { issue.reload.relative_position }
|
|
end
|
|
|
|
it 'acts if the flag is enabled for the group' do
|
|
issue = create(:issue, project: project, author: user, relative_position: max_pos)
|
|
project.update!(group: create(:group))
|
|
stub_feature_flags(rebalance_issues: issue.project.group)
|
|
|
|
service = described_class.new(issue)
|
|
|
|
expect { service.execute }.to change { issue.reload.relative_position }
|
|
end
|
|
|
|
it 'aborts if there are too many issues' do
|
|
issue = project.issues.first
|
|
base = double(count: 10_001)
|
|
|
|
allow(Issue).to receive(:relative_positioning_query_base).with(issue).and_return(base)
|
|
|
|
expect { described_class.new(issue).execute }.to raise_error(described_class::TooManyIssues)
|
|
end
|
|
end
|