172 lines
5.2 KiB
Ruby
172 lines
5.2 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::IssuablesCountForState do
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let(:finder) do
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double(:finder, current_user: nil, params: {}, count_by_state: { opened: 2, closed: 1 })
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end
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let(:project) { nil }
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let(:fast_fail) { nil }
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let(:counter) { described_class.new(finder, project, fast_fail: fast_fail) }
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describe 'project given' do
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let(:project) { build(:project) }
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it 'provides the project' do
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expect(counter.project).to eq(project)
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end
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end
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describe '.declarative_policy_class' do
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subject { described_class.declarative_policy_class }
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it { is_expected.to eq('IssuablePolicy') }
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end
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describe '#for_state_or_opened' do
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it 'returns the number of issuables for the given state' do
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expect(counter.for_state_or_opened(:closed)).to eq(1)
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end
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it 'returns the number of open issuables when no state is given' do
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expect(counter.for_state_or_opened).to eq(2)
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end
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it 'returns the number of open issuables when a nil value is given' do
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expect(counter.for_state_or_opened(nil)).to eq(2)
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end
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end
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describe '#[]' do
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it 'returns the number of issuables for the given state' do
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expect(counter[:closed]).to eq(1)
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end
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it 'casts valid states from Strings to Symbols' do
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expect(counter['closed']).to eq(1)
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end
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it 'returns 0 when using an invalid state name as a String' do
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expect(counter['kittens']).to be_zero
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end
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context 'fast_fail enabled' do
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let(:fast_fail) { true }
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it 'returns the expected value' do
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expect(counter[:closed]).to eq(1)
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end
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it 'returns -1 when the database times out' do
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expect(finder).to receive(:count_by_state).and_raise(ActiveRecord::QueryCanceled)
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expect(counter[:closed]).to eq(-1)
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end
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end
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end
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context 'when store_in_redis_cache is `true`', :clean_gitlab_redis_cache do
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let_it_be(:user) { create(:user) }
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let_it_be(:group) { create(:group) }
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let(:cache_options) { { expires_in: 1.hour } }
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let(:cache_key) { ['group', group.id, 'issues'] }
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let(:threshold) { described_class::THRESHOLD }
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let(:states_count) { { opened: 1, closed: 1, all: 2 } }
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let(:params) { {} }
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subject { described_class.new(finder, fast_fail: true, store_in_redis_cache: true ) }
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before do
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allow(finder).to receive(:count_by_state).and_return(states_count)
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allow_next_instance_of(described_class) do |counter|
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allow(counter).to receive(:parent_group).and_return(group)
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end
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end
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shared_examples 'calculating counts without caching' do
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it 'does not store in redis store' do
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expect(Rails.cache).not_to receive(:read)
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expect(finder).to receive(:count_by_state)
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expect(Rails.cache).not_to receive(:write)
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expect(subject[:all]).to eq(states_count[:all])
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end
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end
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context 'with Issues' do
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let(:finder) { IssuesFinder.new(user, params) }
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it 'returns -1 for the requested state' do
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allow(finder).to receive(:count_by_state).and_raise(ActiveRecord::QueryCanceled)
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expect(Rails.cache).not_to receive(:write)
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expect(subject[:all]).to eq(-1)
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end
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context 'when parent group is not present' do
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let(:group) { nil }
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it_behaves_like 'calculating counts without caching'
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end
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context 'when params include search filters' do
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let(:parent) { group }
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before do
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finder.params[:assignee_username] = [user.username, 'root']
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end
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it_behaves_like 'calculating counts without caching'
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end
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context 'when counts are stored in cache' do
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before do
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allow(Rails.cache).to receive(:read).with(cache_key, cache_options)
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.and_return({ opened: 1000, closed: 1000, all: 2000 })
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end
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it 'does not call finder count_by_state' do
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expect(finder).not_to receive(:count_by_state)
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expect(subject[:all]).to eq(2000)
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end
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end
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context 'when cache is empty' do
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context 'when state counts are under threshold' do
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let(:states_count) { { opened: 1, closed: 1, all: 2 } }
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it 'does not store state counts in cache' do
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expect(Rails.cache).to receive(:read).with(cache_key, cache_options)
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expect(finder).to receive(:count_by_state)
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expect(Rails.cache).not_to receive(:write)
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expect(subject[:all]).to eq(states_count[:all])
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end
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end
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context 'when state counts are over threshold' do
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let(:states_count) do
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{ opened: threshold + 1, closed: threshold + 1, all: (threshold + 1) * 2 }
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end
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it 'stores state counts in cache' do
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expect(Rails.cache).to receive(:read).with(cache_key, cache_options)
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expect(finder).to receive(:count_by_state)
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expect(Rails.cache).to receive(:write).with(cache_key, states_count, cache_options)
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expect(subject[:all]).to eq((threshold + 1) * 2)
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end
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end
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end
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end
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context 'with Merge Requests' do
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let(:finder) { MergeRequestsFinder.new(user, params) }
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it_behaves_like 'calculating counts without caching'
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end
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end
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end
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