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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe MergeRequestPollCachedWidgetEntity do
using RSpec::Parameterized::TableSyntax
let_it_be(:project, refind: true) { create :project, :repository }
let_it_be(:resource, refind: true) { create(:merge_request, source_project: project, target_project: project) }
let_it_be(:user) { create(:user) }
let(:pipeline) { create(:ci_empty_pipeline, project: project) }
let(:request) { double('request', current_user: user, project: project) }
subject do
described_class.new(resource, request: request).as_json
end
it 'has the latest sha of the target branch' do
is_expected.to include(:target_branch_sha)
end
it 'has public_merge_status as merge_status' do
expect(resource).to receive(:public_merge_status).and_return('checking')
expect(subject[:merge_status]).to eq 'checking'
end
it 'has blob path data' do
allow(resource).to receive_messages(
base_pipeline: pipeline,
head_pipeline: pipeline
)
expect(subject).to include(:blob_path)
expect(subject[:blob_path]).to include(:base_path)
expect(subject[:blob_path]).to include(:head_path)
end
describe 'diverged_commits_count' do
context 'when MR open and its diverging' do
it 'returns diverged commits count' do
allow(resource).to receive_messages(open?: true, diverged_from_target_branch?: true,
diverged_commits_count: 10)
expect(subject[:diverged_commits_count]).to eq(10)
end
end
context 'when MR is not open' do
it 'returns 0' do
allow(resource).to receive_messages(open?: false)
expect(subject[:diverged_commits_count]).to be_zero
end
end
context 'when MR is not diverging' do
it 'returns 0' do
allow(resource).to receive_messages(open?: true, diverged_from_target_branch?: false)
expect(subject[:diverged_commits_count]).to be_zero
end
end
end
describe 'diff_head_sha' do
before do
allow(resource).to receive(:diff_head_sha) { 'sha' }
end
context 'when diff head commit is empty' do
it 'returns nil' do
allow(resource).to receive(:diff_head_sha) { '' }
expect(subject[:diff_head_sha]).to be_nil
end
end
context 'when diff head commit present' do
it 'returns diff head commit short id' do
expect(subject[:diff_head_sha]).to eq('sha')
end
end
end
describe 'metrics' do
context 'when metrics record exists with merged data' do
before do
resource.mark_as_merged!
resource.metrics.update!(merged_by: user)
end
it 'matches merge request metrics schema' do
expect(subject[:metrics].with_indifferent_access)
.to match_schema('entities/merge_request_metrics')
end
it 'returns values from metrics record' do
expect(subject.dig(:metrics, :merged_by, :id))
.to eq(resource.metrics.merged_by_id)
end
end
context 'when metrics record exists with closed data' do
before do
resource.close!
resource.metrics.update!(latest_closed_by: user)
end
it 'matches merge request metrics schema' do
expect(subject[:metrics].with_indifferent_access)
.to match_schema('entities/merge_request_metrics')
end
it 'returns values from metrics record' do
expect(subject.dig(:metrics, :closed_by, :id))
.to eq(resource.metrics.latest_closed_by_id)
end
end
context 'when metrics does not exists' do
before do
resource.mark_as_merged!
resource.metrics.destroy!
resource.reload
end
context 'when events exists' do
let!(:closed_event) { create(:event, :closed, project: project, target: resource) }
let!(:merge_event) { create(:event, :merged, project: project, target: resource) }
it 'matches merge request metrics schema' do
expect(subject[:metrics].with_indifferent_access)
.to match_schema('entities/merge_request_metrics')
end
it 'returns values from events record' do
expect(subject.dig(:metrics, :merged_by, :id))
.to eq(merge_event.author_id)
expect(subject.dig(:metrics, :closed_by, :id))
.to eq(closed_event.author_id)
expect(subject.dig(:metrics, :merged_at).to_s)
.to eq(merge_event.updated_at.to_s)
expect(subject.dig(:metrics, :closed_at).to_s)
.to eq(closed_event.updated_at.to_s)
end
end
context 'when events does not exists' do
it 'matches merge request metrics schema' do
expect(subject[:metrics].with_indifferent_access)
.to match_schema('entities/merge_request_metrics')
end
end
end
end
describe 'commits_without_merge_commits' do
def find_matching_commit(short_id)
resource.commits.find { |c| c.short_id == short_id }
end
it 'does not include merge commits' do
commits_in_widget = subject[:commits_without_merge_commits]
expect(commits_in_widget.length).to be < resource.commits.length
expect(commits_in_widget.length).to eq(resource.commits.without_merge_commits.length)
commits_in_widget.each do |c|
expect(find_matching_commit(c[:short_id]).merge_commit?).to eq(false)
end
end
end
describe 'auto merge' do
context 'when auto merge is enabled' do
let(:resource) { create(:merge_request, :merge_when_pipeline_succeeds) }
it 'returns auto merge related information' do
expect(subject[:auto_merge_enabled]).to be_truthy
end
end
context 'when auto merge is not enabled' do
it 'returns auto merge related information' do
expect(subject[:auto_merge_enabled]).to be_falsy
end
end
end
describe 'squash defaults for projects' do
where(:squash_option, :value, :default, :readonly) do
'always' | true | true | true
'never' | false | false | true
'default_on' | false | true | false
'default_off' | false | false | false
end
with_them do
before do
project.project_setting.update!(squash_option: squash_option)
end
it 'the key reflects the correct value' do
expect(subject[:squash_on_merge]).to eq(value)
expect(subject[:squash_enabled_by_default]).to eq(default)
expect(subject[:squash_readonly]).to eq(readonly)
end
end
end
describe 'attributes for squash commit message' do
context 'when merge request is mergeable' do
before do
stub_const('MergeRequestDiff::COMMITS_SAFE_SIZE', 20)
end
it 'has default_squash_commit_message and commits_without_merge_commits' do
expect(subject[:default_squash_commit_message])
.to eq(resource.default_squash_commit_message)
expect(subject[:commits_without_merge_commits].size).to eq(12)
end
end
end
describe 'pipeline' do
let_it_be(:pipeline) { create(:ci_empty_pipeline, project: project, ref: resource.source_branch, sha: resource.source_branch_sha, head_pipeline_of: resource) }
before do
allow_any_instance_of(MergeRequestPresenter).to receive(:can?).and_call_original
allow_any_instance_of(MergeRequestPresenter).to receive(:can?).with(user, :read_pipeline, anything).and_return(can_access)
end
context 'when user has access to pipelines' do
let(:can_access) { true }
context 'when is up to date' do
let(:req) { double('request', current_user: user, project: project) }
it 'returns pipeline' do
pipeline_payload =
MergeRequests::PipelineEntity
.represent(pipeline, request: req)
.as_json
expect(subject[:pipeline]).to eq(pipeline_payload)
end
end
context 'when user does not have access to pipelines' do
let(:can_access) { false }
let(:req) { double('request', current_user: user, project: project) }
it 'does not have pipeline' do
expect(subject[:pipeline]).to eq(nil)
end
end
context 'when is not up to date' do
it 'returns nil' do
pipeline.update!(sha: "not up to date")
expect(subject[:pipeline]).to eq(nil)
end
end
end
end
describe 'merge_pipeline' do
it 'returns nil' do
expect(subject[:merge_pipeline]).to be_nil
end
context 'when is merged' do
let(:resource) { create(:merged_merge_request, source_project: project, merge_commit_sha: project.commit.id) }
let(:pipeline) { create(:ci_empty_pipeline, project: project, ref: resource.target_branch, sha: resource.merge_commit_sha) }
before do
project.add_maintainer(user)
end
it 'returns merge_pipeline' do
pipeline.reload
pipeline_payload =
MergeRequests::PipelineEntity
.represent(pipeline, request: request)
.as_json
expect(subject[:merge_pipeline]).to eq(pipeline_payload)
end
context 'when user cannot read pipelines on target project' do
before do
project.add_guest(user)
end
it 'returns nil' do
expect(subject[:merge_pipeline]).to be_nil
end
end
context 'when merge_request_cached_merge_pipeline_serializer is disabled' do
before do
stub_feature_flags(merge_request_cached_merge_pipeline_serializer: false)
end
it 'returns nil' do
expect(subject[:merge_pipeline]).to be_nil
end
end
end
end
end
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