require 'spec_helper'

describe 'getting an issue list for a project' do
  include GraphqlHelpers

  let(:project) { create(:project, :repository, :public) }
  let(:current_user) { create(:user) }
  let(:issues_data) { graphql_data['project']['issues']['edges'] }
  let!(:issues) do
    [create(:issue, project: project, discussion_locked: true),
     create(:issue, project: project)]
  end
  let(:fields) do
    <<~QUERY
    edges {
      node {
        #{all_graphql_fields_for('issues'.classify)}
      }
    }
    QUERY
  end

  let(:query) do
    graphql_query_for(
      'project',
      { 'fullPath' => project.full_path },
      query_graphql_field('issues', {}, fields)
    )
  end

  it_behaves_like 'a working graphql query' do
    before do
      post_graphql(query, current_user: current_user)
    end
  end

  it 'includes a web_url' do
    post_graphql(query, current_user: current_user)

    expect(issues_data[0]['node']['webUrl']).to be_present
  end

  it 'includes discussion locked' do
    post_graphql(query, current_user: current_user)

    expect(issues_data[0]['node']['discussionLocked']).to eq false
    expect(issues_data[1]['node']['discussionLocked']).to eq true
  end

  context 'when limiting the number of results' do
    let(:query) do
      graphql_query_for(
        'project',
        { 'fullPath' => project.full_path },
        "issues(first: 1) { #{fields} }"
      )
    end

    it_behaves_like 'a working graphql query' do
      before do
        post_graphql(query, current_user: current_user)
      end
    end

    it "is expected to check permissions on the first issue only" do
      allow(Ability).to receive(:allowed?).and_call_original
      # Newest first, we only want to see the newest checked
      expect(Ability).not_to receive(:allowed?).with(current_user, :read_issue, issues.first)

      post_graphql(query, current_user: current_user)
    end
  end

  context 'when the user does not have access to the issue' do
    it 'returns nil' do
      project.project_feature.update!(issues_access_level: ProjectFeature::PRIVATE)

      post_graphql(query)

      expect(issues_data).to eq []
    end
  end

  context 'when there is a confidential issue' do
    let!(:confidential_issue) do
      create(:issue, :confidential, project: project)
    end

    context 'when the user cannot see confidential issues' do
      it 'returns issues without confidential issues' do
        post_graphql(query, current_user: current_user)

        expect(issues_data.size).to eq(2)

        issues_data.each do |issue|
          expect(issue.dig('node', 'confidential')).to eq(false)
        end
      end
    end

    context 'when the user can see confidential issues' do
      it 'returns issues with confidential issues' do
        project.add_developer(current_user)

        post_graphql(query, current_user: current_user)

        expect(issues_data.size).to eq(3)

        confidentials = issues_data.map do |issue|
          issue.dig('node', 'confidential')
        end

        expect(confidentials).to eq([true, false, false])
      end
    end
  end
end