317 lines
10 KiB
Ruby
317 lines
10 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Projects::MergeRequests::ConflictsController do
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let(:project) { create(:project, :repository) }
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let(:user) { project.owner }
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let(:merge_request) { create(:merge_request_with_diffs, target_project: project, source_project: project) }
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let(:merge_request_with_conflicts) do
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create(:merge_request, source_branch: 'conflict-resolvable', target_branch: 'conflict-start', source_project: project, merge_status: :unchecked) do |mr|
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mr.mark_as_unmergeable
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end
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end
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before do
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sign_in(user)
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end
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describe 'GET show' do
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context 'when the conflicts cannot be resolved in the UI' do
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before do
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allow(Gitlab::Git::Conflict::Parser).to receive(:parse)
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.and_raise(Gitlab::Git::Conflict::Parser::UnmergeableFile)
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get :show,
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params: {
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namespace_id: merge_request_with_conflicts.project.namespace.to_param,
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project_id: merge_request_with_conflicts.project,
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id: merge_request_with_conflicts.iid
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},
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format: 'json'
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end
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it 'returns a 200 status code' do
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expect(response).to have_gitlab_http_status(:ok)
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end
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it 'returns JSON with a message' do
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expect(json_response.keys).to contain_exactly('message', 'type')
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end
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end
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context 'with valid conflicts' do
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before do
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get :show,
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params: {
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namespace_id: merge_request_with_conflicts.project.namespace.to_param,
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project_id: merge_request_with_conflicts.project,
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id: merge_request_with_conflicts.iid
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},
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format: 'json'
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end
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it 'matches the schema' do
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expect(response).to match_response_schema('conflicts')
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end
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it 'includes meta info about the MR' do
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expect(json_response['commit_message']).to include('Merge branch')
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expect(json_response['commit_sha']).to match(/\h{40}/)
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expect(json_response['source_branch']).to eq(merge_request_with_conflicts.source_branch)
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expect(json_response['target_branch']).to eq(merge_request_with_conflicts.target_branch)
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end
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it 'includes each file that has conflicts' do
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filenames = json_response['files'].map { |file| file['new_path'] }
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expect(filenames).to contain_exactly('files/ruby/popen.rb', 'files/ruby/regex.rb')
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end
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it 'splits files into sections with lines' do
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json_response['files'].each do |file|
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file['sections'].each do |section|
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expect(section).to include('conflict', 'lines')
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section['lines'].each do |line|
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if section['conflict']
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expect(line['type']).to be_in(%w(old new))
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expect(line.values_at('old_line', 'new_line')).to contain_exactly(nil, a_kind_of(Integer))
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else
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if line['type'].nil?
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expect(line['old_line']).not_to eq(nil)
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expect(line['new_line']).not_to eq(nil)
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else
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expect(line['type']).to eq('match')
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expect(line['old_line']).to eq(nil)
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expect(line['new_line']).to eq(nil)
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end
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end
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end
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end
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end
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end
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it 'has unique section IDs across files' do
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section_ids = json_response['files'].flat_map do |file|
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file['sections'].map { |section| section['id'] }.compact
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end
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expect(section_ids.uniq).to eq(section_ids)
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end
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end
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end
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describe 'GET conflict_for_path' do
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def conflict_for_path(path)
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get :conflict_for_path,
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params: {
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namespace_id: merge_request_with_conflicts.project.namespace.to_param,
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project_id: merge_request_with_conflicts.project,
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id: merge_request_with_conflicts.iid,
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old_path: path,
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new_path: path
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},
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format: 'json'
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end
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context 'when the conflicts cannot be resolved in the UI' do
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before do
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allow(Gitlab::Git::Conflict::Parser).to receive(:parse)
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.and_raise(Gitlab::Git::Conflict::Parser::UnmergeableFile)
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conflict_for_path('files/ruby/regex.rb')
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end
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it 'returns a 404 status code' do
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expect(response).to have_gitlab_http_status(:not_found)
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end
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end
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context 'when the file does not exist cannot be resolved in the UI' do
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before do
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conflict_for_path('files/ruby/regexp.rb')
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end
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it 'returns a 404 status code' do
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expect(response).to have_gitlab_http_status(:not_found)
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end
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end
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context 'with an existing file' do
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let(:path) { 'files/ruby/regex.rb' }
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before do
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conflict_for_path(path)
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end
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it 'returns a 200 status code' do
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expect(response).to have_gitlab_http_status(:ok)
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end
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it 'returns the file in JSON format' do
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content = MergeRequests::Conflicts::ListService.new(merge_request_with_conflicts)
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.file_for_path(path, path)
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.content
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expect(json_response).to include('old_path' => path,
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'new_path' => path,
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'blob_icon' => 'file-text-o',
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'blob_path' => a_string_ending_with(path),
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'content' => content)
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end
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end
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end
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context 'POST resolve_conflicts' do
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let!(:original_head_sha) { merge_request_with_conflicts.diff_head_sha }
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def resolve_conflicts(files)
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post :resolve_conflicts,
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params: {
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namespace_id: merge_request_with_conflicts.project.namespace.to_param,
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project_id: merge_request_with_conflicts.project,
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id: merge_request_with_conflicts.iid,
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files: files,
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commit_message: 'Commit message'
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},
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format: 'json'
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end
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context 'with valid params' do
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before do
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resolved_files = [
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{
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'new_path' => 'files/ruby/popen.rb',
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'old_path' => 'files/ruby/popen.rb',
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'sections' => {
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'2f6fcd96b88b36ce98c38da085c795a27d92a3dd_14_14' => 'head'
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}
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}, {
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'new_path' => 'files/ruby/regex.rb',
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'old_path' => 'files/ruby/regex.rb',
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'sections' => {
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_9_9' => 'head',
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_21_21' => 'origin',
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_49_49' => 'origin'
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}
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}
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]
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resolve_conflicts(resolved_files)
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end
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it 'creates a new commit on the branch' do
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expect(original_head_sha).not_to eq(merge_request_with_conflicts.source_branch_head.sha)
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expect(merge_request_with_conflicts.source_branch_head.message).to include('Commit message')
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end
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it 'returns an OK response' do
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expect(response).to have_gitlab_http_status(:ok)
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end
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end
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context 'when sections are missing' do
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before do
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resolved_files = [
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{
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'new_path' => 'files/ruby/popen.rb',
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'old_path' => 'files/ruby/popen.rb',
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'sections' => {
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'2f6fcd96b88b36ce98c38da085c795a27d92a3dd_14_14' => 'head'
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}
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}, {
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'new_path' => 'files/ruby/regex.rb',
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'old_path' => 'files/ruby/regex.rb',
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'sections' => {
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_9_9' => 'head'
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}
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}
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]
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resolve_conflicts(resolved_files)
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end
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it 'returns a 400 error' do
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expect(response).to have_gitlab_http_status(:bad_request)
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end
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it 'has a message with the name of the first missing section' do
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expect(json_response['message']).to include('6eb14e00385d2fb284765eb1cd8d420d33d63fc9_21_21')
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end
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it 'does not create a new commit' do
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expect(original_head_sha).to eq(merge_request_with_conflicts.source_branch_head.sha)
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end
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end
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context 'when files are missing' do
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before do
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resolved_files = [
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{
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'new_path' => 'files/ruby/regex.rb',
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'old_path' => 'files/ruby/regex.rb',
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'sections' => {
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_9_9' => 'head',
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_21_21' => 'origin',
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_49_49' => 'origin'
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}
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}
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]
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resolve_conflicts(resolved_files)
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end
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it 'returns a 400 error' do
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expect(response).to have_gitlab_http_status(:bad_request)
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end
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it 'has a message with the name of the missing file' do
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expect(json_response['message']).to include('files/ruby/popen.rb')
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end
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it 'does not create a new commit' do
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expect(original_head_sha).to eq(merge_request_with_conflicts.source_branch_head.sha)
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end
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end
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context 'when a file has identical content to the conflict' do
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before do
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content = MergeRequests::Conflicts::ListService.new(merge_request_with_conflicts)
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.file_for_path('files/ruby/popen.rb', 'files/ruby/popen.rb')
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.content
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resolved_files = [
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{
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'new_path' => 'files/ruby/popen.rb',
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'old_path' => 'files/ruby/popen.rb',
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'content' => content
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}, {
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'new_path' => 'files/ruby/regex.rb',
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'old_path' => 'files/ruby/regex.rb',
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'sections' => {
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_9_9' => 'head',
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_21_21' => 'origin',
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'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_49_49' => 'origin'
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}
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}
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]
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resolve_conflicts(resolved_files)
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end
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it 'returns a 400 error' do
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expect(response).to have_gitlab_http_status(:bad_request)
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end
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it 'has a message with the path of the problem file' do
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expect(json_response['message']).to include('files/ruby/popen.rb')
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end
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it 'does not create a new commit' do
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expect(original_head_sha).to eq(merge_request_with_conflicts.source_branch_head.sha)
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end
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end
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end
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end
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