spec/features/commit_spec.rb


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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe 'Commit' do
  let_it_be(:project) { create(:project, :repository) }
  let_it_be(:user) { create(:user) }

  describe "single commit view" do
    let(:commit) do
      project.repository.commits(nil, limit: 100).find do |commit|
        commit.diffs.size > 1
      end
    end

    let(:files) { commit.diffs.diff_files.to_a }

    before do
      stub_feature_flags(async_commit_diff_files: false)
      project.add_maintainer(user)
      sign_in(user)
    end

    describe "commit details" do
      before do
        visit project_commit_path(project, commit)
      end

      it "shows the short commit message" do
        expect(page).to have_content(commit.title)
      end

      it "reports the correct number of total changes" do
        expect(page).to have_content("Changes #{commit.diffs.size}")
      end
    end

    context "pagination enabled" do
      before do
        stub_feature_flags(paginate_commit_view: true)
        stub_const("Projects::CommitController::COMMIT_DIFFS_PER_PAGE", 1)

        visit project_commit_path(project, commit)
      end

      it "shows an adjusted count for changed files on this page" do
        expect(page).to have_content("Showing 1 changed file")
      end

      it "shows only the first diff on the first page" do
        expect(page).to have_selector(".files ##{files[0].file_hash}")
        expect(page).not_to have_selector(".files ##{files[1].file_hash}")
      end

      it "can navigate to the second page" do
        within(".files .gl-pagination") do
          click_on("2")
        end

        expect(page).not_to have_selector(".files ##{files[0].file_hash}")
        expect(page).to have_selector(".files ##{files[1].file_hash}")
      end
    end

    context "pagination disabled" do
      before do
        stub_feature_flags(paginate_commit_view: false)

        visit project_commit_path(project, commit)
      end

      it "shows both diffs on the page" do
        expect(page).to have_selector(".files ##{files[0].file_hash}")
        expect(page).to have_selector(".files ##{files[1].file_hash}")
      end
    end
  end
end