# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Gitlab::Ci::Reports::CodequalityReports do
  let(:codequality_report) { described_class.new }
  let(:degradation_1) { build(:codequality_degradation_1) }
  let(:degradation_2) { build(:codequality_degradation_2) }

  it { expect(codequality_report.degradations).to eq({}) }

  describe '#add_degradation' do
    context 'when there is a degradation' do
      before do
        codequality_report.add_degradation(degradation_1)
      end

      it 'adds degradation to codequality report' do
        expect(codequality_report.degradations.keys).to eq([degradation_1[:fingerprint]])
        expect(codequality_report.degradations.values.size).to eq(1)
      end
    end

    context 'when a required property is missing in the degradation' do
      let(:invalid_degradation) do
        {
          "type": "Issue",
          "check_name": "Rubocop/Metrics/ParameterLists",
          "description": "Avoid parameter lists longer than 5 parameters. [12/5]",
          "fingerprint": "ab5f8b935886b942d621399aefkaehfiaehf",
          "severity": "minor"
        }.with_indifferent_access
      end

      it 'sets location as an error' do
        codequality_report.add_degradation(invalid_degradation)
      end
    end
  end

  describe '#set_error_message' do
    context 'when there is an error' do
      it 'sets errors' do
        codequality_report.set_error_message("error")

        expect(codequality_report.error_message).to eq("error")
      end
    end
  end

  describe '#degradations_count' do
    subject(:degradations_count) { codequality_report.degradations_count }

    context 'when there are many degradations' do
      before do
        codequality_report.add_degradation(degradation_1)
        codequality_report.add_degradation(degradation_2)
      end

      it 'returns the number of degradations' do
        expect(degradations_count).to eq(2)
      end
    end
  end

  describe '#all_degradations' do
    subject(:all_degradations) { codequality_report.all_degradations }

    context 'when there are many degradations' do
      before do
        codequality_report.add_degradation(degradation_1)
        codequality_report.add_degradation(degradation_2)
      end

      it 'returns all degradations' do
        expect(all_degradations).to contain_exactly(degradation_1, degradation_2)
      end
    end
  end

  describe '#sort_degradations!' do
    let(:major) { build(:codequality_degradation, :major) }
    let(:minor) { build(:codequality_degradation, :minor) }
    let(:blocker) { build(:codequality_degradation, :blocker) }
    let(:info) { build(:codequality_degradation, :info) }
    let(:major_2) { build(:codequality_degradation, :major) }
    let(:critical) { build(:codequality_degradation, :critical) }
    let(:uppercase_major) { build(:codequality_degradation, severity: 'MAJOR') }
    let(:unknown) { build(:codequality_degradation, severity: 'unknown') }

    let(:codequality_report) { described_class.new }

    before do
      codequality_report.add_degradation(major)
      codequality_report.add_degradation(minor)
      codequality_report.add_degradation(blocker)
      codequality_report.add_degradation(major_2)
      codequality_report.add_degradation(info)
      codequality_report.add_degradation(critical)
      codequality_report.add_degradation(unknown)

      codequality_report.sort_degradations!
    end

    it 'sorts degradations based on severity' do
      expect(codequality_report.degradations.values).to eq([
        blocker,
        critical,
        major,
        major_2,
        minor,
        info,
        unknown
      ])
    end

    context 'with non-existence and uppercase severities' do
      let(:other_report) { described_class.new }
      let(:non_existent) { build(:codequality_degradation, severity: 'non-existent') }

      before do
        other_report.add_degradation(blocker)
        other_report.add_degradation(uppercase_major)
        other_report.add_degradation(minor)
        other_report.add_degradation(non_existent)
      end

      it 'sorts unknown last' do
        expect(other_report.degradations.values).to eq([
          blocker,
          uppercase_major,
          minor,
          non_existent
        ])
      end
    end
  end
end