2019-10-12 21:52:04 +05:30
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# frozen_string_literal: true
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2017-08-17 22:00:37 +05:30
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require 'spec_helper'
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2017-09-10 17:25:29 +05:30
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describe Gitlab::Cache::Ci::ProjectPipelineStatus, :clean_gitlab_redis_cache do
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let!(:project) { create(:project, :repository) }
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let(:pipeline_status) { described_class.new(project) }
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let(:cache_key) { pipeline_status.cache_key }
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describe '.load_for_project' do
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it "loads the status" do
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2020-01-01 13:55:28 +05:30
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expect_next_instance_of(described_class) do |instance|
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expect(instance).to receive(:load_status)
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end
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2017-08-17 22:00:37 +05:30
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described_class.load_for_project(project)
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end
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end
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describe 'loading in batches' do
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describe '.load_in_batch_for_projects' do
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it 'loads pipeline_status on projects' do
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described_class.load_in_batch_for_projects([project])
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# Don't call the accessor that would lazy load the variable
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project_pipeline_status = project.instance_variable_get('@pipeline_status')
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2019-02-15 15:39:39 +05:30
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expect(project_pipeline_status).to be_a(described_class)
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expect(project_pipeline_status).to be_loaded
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end
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2019-02-15 15:39:39 +05:30
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it 'loads 10 projects without hitting Gitaly call limit', :request_store do
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projects = Gitlab::GitalyClient.allow_n_plus_1_calls do
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(1..10).map { create(:project, :repository) }
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2017-08-17 22:00:37 +05:30
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end
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Gitlab::GitalyClient.reset_counts
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expect { described_class.load_in_batch_for_projects(projects) }.not_to raise_error
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end
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end
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end
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describe '.update_for_pipeline' do
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it 'refreshes the cache if nescessary' do
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pipeline = build_stubbed(:ci_pipeline,
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sha: '123456', status: 'success', ref: 'master')
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fake_status = double
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expect(described_class).to receive(:new)
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.with(pipeline.project,
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pipeline_info: {
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sha: '123456', status: 'success', ref: 'master'
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})
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.and_return(fake_status)
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expect(fake_status).to receive(:store_in_cache_if_needed)
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described_class.update_for_pipeline(pipeline)
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end
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end
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describe '#has_status?' do
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it "is false when the status wasn't loaded yet" do
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expect(pipeline_status.has_status?).to be_falsy
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end
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it 'is true when all status information was loaded' do
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fake_commit = double
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allow(fake_commit).to receive(:status).and_return('failed')
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allow(fake_commit).to receive(:sha).and_return('failed424d1b73bc0d3cb726eb7dc4ce17a4d48552f8c6')
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allow(pipeline_status).to receive(:commit).and_return(fake_commit)
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allow(pipeline_status).to receive(:has_cache?).and_return(false)
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pipeline_status.load_status
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expect(pipeline_status.has_status?).to be_truthy
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end
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end
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describe '#load_status' do
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it 'loads the status from the cache when there is one' do
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expect(pipeline_status).to receive(:has_cache?).and_return(true)
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expect(pipeline_status).to receive(:load_from_cache)
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pipeline_status.load_status
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end
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it 'loads the status from the project commit when there is no cache' do
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allow(pipeline_status).to receive(:has_cache?).and_return(false)
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expect(pipeline_status).to receive(:load_from_project)
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pipeline_status.load_status
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end
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it 'stores the status in the cache when it loading it from the project' do
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allow(pipeline_status).to receive(:has_cache?).and_return(false)
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allow(pipeline_status).to receive(:load_from_project)
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expect(pipeline_status).to receive(:store_in_cache)
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pipeline_status.load_status
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end
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it 'sets the state to loaded' do
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pipeline_status.load_status
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expect(pipeline_status).to be_loaded
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end
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it 'only loads the status once' do
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expect(pipeline_status).to receive(:has_cache?).and_return(true).exactly(1)
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expect(pipeline_status).to receive(:load_from_cache).exactly(1)
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pipeline_status.load_status
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pipeline_status.load_status
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end
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end
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2017-09-10 17:25:29 +05:30
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describe "#load_from_project", :clean_gitlab_redis_cache do
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2017-08-17 22:00:37 +05:30
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let!(:pipeline) { create(:ci_pipeline, :success, project: project, sha: project.commit.sha) }
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it 'reads the status from the pipeline for the commit' do
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pipeline_status.load_from_project
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expect(pipeline_status.status).to eq('success')
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expect(pipeline_status.sha).to eq(project.commit.sha)
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expect(pipeline_status.ref).to eq(project.default_branch)
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end
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it "doesn't fail for an empty project" do
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status_for_empty_commit = described_class.new(create(:project))
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status_for_empty_commit.load_status
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2019-02-15 15:39:39 +05:30
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expect(status_for_empty_commit.sha).to be_nil
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expect(status_for_empty_commit.status).to be_nil
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expect(status_for_empty_commit.ref).to be_nil
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2017-08-17 22:00:37 +05:30
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end
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end
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2017-09-10 17:25:29 +05:30
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describe "#store_in_cache", :clean_gitlab_redis_cache do
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it "sets the object in caching" do
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pipeline_status.sha = '123456'
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pipeline_status.status = 'failed'
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pipeline_status.store_in_cache
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read_sha, read_status = Gitlab::Redis::Cache.with { |redis| redis.hmget(cache_key, :sha, :status) }
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expect(read_sha).to eq('123456')
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expect(read_status).to eq('failed')
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end
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end
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2017-09-10 17:25:29 +05:30
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describe '#store_in_cache_if_needed', :clean_gitlab_redis_cache do
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it 'stores the state in the cache when the sha is the HEAD of the project' do
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create(:ci_pipeline, :success, project: project, sha: project.commit.sha)
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pipeline_status = described_class.load_for_project(project)
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pipeline_status.store_in_cache_if_needed
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sha, status, ref = Gitlab::Redis::Cache.with { |redis| redis.hmget(cache_key, :sha, :status, :ref) }
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expect(sha).not_to be_nil
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expect(status).not_to be_nil
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expect(ref).not_to be_nil
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end
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it "doesn't store the status in redis_cache when the sha is not the head of the project" do
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other_status = described_class.new(
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project,
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pipeline_info: { sha: "123456", status: "failed" }
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)
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other_status.store_in_cache_if_needed
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sha, status = Gitlab::Redis::Cache.with { |redis| redis.hmget(cache_key, :sha, :status) }
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expect(sha).to be_nil
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expect(status).to be_nil
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end
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it "deletes the cache if the repository doesn't have a head commit" do
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empty_project = create(:project)
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Gitlab::Redis::Cache.with do |redis|
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redis.mapped_hmset(cache_key,
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{ sha: 'sha', status: 'pending', ref: 'master' })
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end
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other_status = described_class.new(empty_project,
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pipeline_info: {
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sha: "123456", status: "failed"
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})
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other_status.store_in_cache_if_needed
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sha, status, ref = Gitlab::Redis::Cache.with { |redis| redis.hmget("projects/#{empty_project.id}/pipeline_status", :sha, :status, :ref) }
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expect(sha).to be_nil
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expect(status).to be_nil
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expect(ref).to be_nil
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end
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end
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2017-09-10 17:25:29 +05:30
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describe "with a status in caching", :clean_gitlab_redis_cache do
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let(:status) { 'success' }
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let(:sha) { '424d1b73bc0d3cb726eb7dc4ce17a4d48552f8c6' }
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let(:ref) { 'master' }
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before do
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Gitlab::Redis::Cache.with do |redis|
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redis.mapped_hmset(cache_key,
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{ sha: sha, status: status, ref: ref })
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end
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end
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describe '#load_from_cache' do
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it 'reads the status from redis_cache' do
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pipeline_status.load_from_cache
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expect(pipeline_status.sha).to eq(sha)
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expect(pipeline_status.status).to eq(status)
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expect(pipeline_status.ref).to eq(ref)
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end
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2018-12-13 13:39:08 +05:30
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context 'when status is empty string' do
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before do
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Gitlab::Redis::Cache.with do |redis|
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redis.mapped_hmset(cache_key,
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{ sha: sha, status: '', ref: ref })
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end
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end
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it 'reads the status as nil' do
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pipeline_status.load_from_cache
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expect(pipeline_status.status).to eq(nil)
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end
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end
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2017-08-17 22:00:37 +05:30
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end
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describe '#has_cache?' do
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it 'knows the status is cached' do
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expect(pipeline_status.has_cache?).to be_truthy
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end
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end
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describe '#delete_from_cache' do
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it 'deletes values from redis_cache' do
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pipeline_status.delete_from_cache
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key_exists = Gitlab::Redis::Cache.with { |redis| redis.exists(cache_key) }
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2017-08-17 22:00:37 +05:30
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expect(key_exists).to be_falsy
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end
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end
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end
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end
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