debian-mirror-gitlab/spec/serializers/diff_file_entity_spec.rb
2022-07-23 20:15:48 +02:00

128 lines
4.6 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe DiffFileEntity do
include RepoHelpers
let_it_be(:project) { create(:project, :repository) }
let(:repository) { project.repository }
let(:commit) { project.commit(sample_commit.id) }
let(:diff_refs) { commit.diff_refs }
let(:diff) { commit.raw_diffs.first }
let(:diff_file) { Gitlab::Diff::File.new(diff, diff_refs: diff_refs, repository: repository) }
let(:options) { {} }
let(:entity) { described_class.new(diff_file, options.reverse_merge(request: {})) }
subject { entity.as_json }
context 'when there is no merge request' do
it_behaves_like 'diff file entity'
end
context 'when there is a merge request' do
let_it_be(:merge_request) { create(:merge_request, source_project: project, target_project: project) }
let(:user) { create(:user) }
let(:code_navigation_path) { Gitlab::CodeNavigationPath.new(project, project.commit.sha) }
let(:request) { EntityRequest.new(project: project, current_user: user) }
let(:entity) { described_class.new(diff_file, options.merge(request: request, merge_request: merge_request, code_navigation_path: code_navigation_path)) }
let(:exposed_urls) { %i(edit_path view_path context_lines_path) }
it_behaves_like 'diff file entity'
it 'exposes additional attributes' do
expect(subject).to include(*exposed_urls)
expect(subject).to include(:replaced_view_path)
expect(subject).to include(:code_navigation_path)
end
it 'points all urls to merge request target project' do
response = subject
exposed_urls.each do |attribute|
expect(response[attribute]).to include(merge_request.target_project.to_param)
end
end
it 'exposes load_collapsed_diff_url if the file viewer is collapsed' do
allow(diff_file.viewer).to receive(:collapsed?) { true }
expect(subject).to include(:load_collapsed_diff_url)
end
context 'when diff_view is unknown' do
let(:options) { { diff_view: :unknown } }
it 'hides highlighted_diff_lines and parallel_diff_lines' do
is_expected.not_to include(:highlighted_diff_lines, :parallel_diff_lines)
end
end
end
describe '#parallel_diff_lines' do
let(:options) { { diff_view: :parallel } }
it 'exposes parallel diff lines correctly' do
response = subject
lines = response[:parallel_diff_lines]
# make sure at least one line is present for each side
expect(lines.map { |line| line[:right] }.compact).to be_present
expect(lines.map { |line| line[:left] }.compact).to be_present
# make sure all lines are in correct format
lines.each do |parallel_line|
expect(parallel_line[:left].as_json).to match_schema('entities/diff_line') if parallel_line[:left]
expect(parallel_line[:right].as_json).to match_schema('entities/diff_line') if parallel_line[:right]
end
end
end
describe '#is_fully_expanded' do
context 'file with a conflict' do
let(:options) { { conflicts: { diff_file.new_path => double(diff_lines_for_serializer: [], conflict_type: :both_modified) } } }
it 'returns false' do
expect(diff_file).not_to receive(:fully_expanded?)
expect(subject[:is_fully_expanded]).to eq(false)
end
end
end
describe '#highlighted_diff_lines' do
context 'file without a conflict' do
let(:options) { { conflicts: {} } }
it 'calls diff_lines_for_serializer on diff_file' do
# #diff_lines_for_serializer gets called in #fully_expanded? as well so we expect twice
expect(diff_file).to receive(:diff_lines_for_serializer).twice.and_return([])
expect(subject[:highlighted_diff_lines]).to eq([])
end
end
context 'file with a conflict' do
let(:conflict_file) { instance_double(Gitlab::Conflict::File, conflict_type: :both_modified) }
let(:options) { { conflicts: { diff_file.new_path => conflict_file } } }
it 'calls diff_lines_for_serializer on matching conflict file' do
expect(conflict_file).to receive(:diff_lines_for_serializer).and_return([])
expect(subject[:highlighted_diff_lines]).to eq([])
end
context 'when Gitlab::Git::Conflict::Parser::UnmergeableFile gets raised' do
before do
allow(conflict_file).to receive(:diff_lines_for_serializer).and_raise(Gitlab::Git::Conflict::Parser::UnmergeableFile)
end
it 'falls back to diff_file diff_lines_for_serializer' do
expect(diff_file).to receive(:diff_lines_for_serializer).and_return([])
expect(subject[:highlighted_diff_lines]).to eq([])
end
end
end
end
it_behaves_like 'diff file with conflict_type'
end