# frozen_string_literal: true require 'spec_helper' describe Discussions::CaptureDiffNotePositionsService do context 'when merge request has a discussion' do let(:source_branch) { 'compare-with-merge-head-source' } let(:target_branch) { 'compare-with-merge-head-target' } let(:merge_request) { create(:merge_request, source_branch: source_branch, target_branch: target_branch) } let(:project) { merge_request.project } let(:offset) { 30 } let(:first_new_line) { 508 } let(:second_new_line) { 521 } let(:service) { described_class.new(merge_request) } def build_position(new_line, diff_refs) path = 'files/markdown/ruby-style-guide.md' Gitlab::Diff::Position.new(old_path: path, new_path: path, new_line: new_line, diff_refs: diff_refs) end def note_for(new_line) position = build_position(new_line, merge_request.diff_refs) create(:diff_note_on_merge_request, project: project, position: position, noteable: merge_request) end def verify_diff_note_position!(note, line) id, old_line, new_line = note.line_code.split('_') expect(new_line).to eq(line.to_s) expect(note.diff_note_positions.size).to eq(1) diff_position = note.diff_note_positions.last diff_refs = Gitlab::Diff::DiffRefs.new( base_sha: merge_request.target_branch_sha, start_sha: merge_request.target_branch_sha, head_sha: merge_request.merge_ref_head.sha) expect(diff_position.line_code).to eq("#{id}_#{old_line.to_i - offset}_#{new_line}") expect(diff_position.position).to eq(build_position(new_line.to_i, diff_refs)) end let!(:first_discussion_note) { note_for(first_new_line) } let!(:second_discussion_note) { note_for(second_new_line) } let!(:second_discussion_another_note) do create(:diff_note_on_merge_request, project: project, position: second_discussion_note.position, discussion_id: second_discussion_note.discussion_id, noteable: merge_request) end context 'and position of the discussion changed on target branch head' do it 'diff positions are created for the first notes of the discussions' do MergeRequests::MergeToRefService.new(project, merge_request.author).execute(merge_request) service.execute verify_diff_note_position!(first_discussion_note, first_new_line) verify_diff_note_position!(second_discussion_note, second_new_line) expect(second_discussion_another_note.diff_note_positions).to be_empty end end end end