400 lines
12 KiB
Ruby
400 lines
12 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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describe Suggestions::ApplyService do
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include ProjectForksHelper
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let(:project) { create(:project, :repository) }
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let(:user) { create(:user, :commit_email) }
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let(:position) do
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Gitlab::Diff::Position.new(old_path: "files/ruby/popen.rb",
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new_path: "files/ruby/popen.rb",
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old_line: nil,
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new_line: 9,
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diff_refs: merge_request.diff_refs)
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end
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let(:suggestion) do
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create(:suggestion, note: diff_note,
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from_content: " raise RuntimeError, \"System commands must be given as an array of strings\"\n",
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to_content: " raise RuntimeError, 'Explosion'\n # explosion?\n")
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end
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subject { described_class.new(user) }
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context 'patch is appliable' do
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let(:expected_content) do
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<<-CONTENT.strip_heredoc
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require 'fileutils'
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require 'open3'
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module Popen
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extend self
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def popen(cmd, path=nil)
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unless cmd.is_a?(Array)
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raise RuntimeError, 'Explosion'
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# explosion?
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end
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path ||= Dir.pwd
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vars = {
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"PWD" => path
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}
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options = {
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chdir: path
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}
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unless File.directory?(path)
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FileUtils.mkdir_p(path)
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end
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@cmd_output = ""
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@cmd_status = 0
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Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|
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@cmd_output << stdout.read
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@cmd_output << stderr.read
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@cmd_status = wait_thr.value.exitstatus
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end
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return @cmd_output, @cmd_status
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end
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end
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CONTENT
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end
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context 'non-fork project' do
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let(:merge_request) do
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create(:merge_request, source_project: project,
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target_project: project)
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end
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let!(:diff_note) do
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create(:diff_note_on_merge_request, noteable: merge_request,
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position: position,
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project: project)
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end
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before do
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project.add_maintainer(user)
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end
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it 'updates the file with the new contents' do
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subject.execute(suggestion)
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blob = project.repository.blob_at_branch(merge_request.source_branch,
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position.new_path)
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expect(blob.data).to eq(expected_content)
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end
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it 'returns success status' do
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result = subject.execute(suggestion)
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expect(result[:status]).to eq(:success)
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end
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it 'updates suggestion applied and commit_id columns' do
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expect { subject.execute(suggestion) }
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.to change(suggestion, :applied)
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.from(false).to(true)
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.and change(suggestion, :commit_id)
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.from(nil)
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end
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it 'created commit has users email and name' do
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subject.execute(suggestion)
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commit = project.repository.commit
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expect(user.commit_email).not_to eq(user.email)
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expect(commit.author_email).to eq(user.commit_email)
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expect(commit.committer_email).to eq(user.commit_email)
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expect(commit.author_name).to eq(user.name)
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end
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context 'when it fails to apply because the file was changed' do
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it 'returns error message' do
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service = instance_double(Files::UpdateService)
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expect(Files::UpdateService).to receive(:new)
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.and_return(service)
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allow(service).to receive(:execute)
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.and_raise(Files::UpdateService::FileChangedError)
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result = subject.execute(suggestion)
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expect(result).to eq(message: 'The file has been changed', status: :error)
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end
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end
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context 'when HEAD from position is different from source branch HEAD on repo' do
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it 'returns error message' do
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allow(suggestion).to receive(:appliable?) { true }
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allow(suggestion.position).to receive(:head_sha) { 'old-sha' }
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allow(suggestion.noteable).to receive(:source_branch_sha) { 'new-sha' }
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result = subject.execute(suggestion)
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expect(result).to eq(message: 'The file has been changed', status: :error)
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end
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end
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context 'multiple suggestions applied' do
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let(:expected_content) do
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<<-CONTENT.strip_heredoc
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require 'fileutils'
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require 'open3'
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module Popen
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extend self
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def popen(cmd, path=nil)
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unless cmd.is_a?(Array)
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# v1 change
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end
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path ||= Dir.pwd
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# v1 change
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vars = {
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"PWD" => path
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}
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options = {
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chdir: path
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}
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# v2 change
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unless File.directory?(path)
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FileUtils.mkdir_p(path)
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end
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@cmd_output = ""
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# v2 change
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Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|
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@cmd_output << stdout.read
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@cmd_output << stderr.read
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@cmd_status = wait_thr.value.exitstatus
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end
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return @cmd_output, @cmd_status
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end
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end
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CONTENT
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end
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let(:merge_request) do
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create(:merge_request, source_project: project,
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target_project: project)
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end
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def create_suggestion(diff, old_line: nil, new_line: nil, from_content:, to_content:, path:)
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position = Gitlab::Diff::Position.new(old_path: path,
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new_path: path,
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old_line: old_line,
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new_line: new_line,
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diff_refs: diff.diff_refs)
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suggestion_note = create(:diff_note_on_merge_request, noteable: merge_request,
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original_position: position,
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position: position,
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project: project)
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create(:suggestion, note: suggestion_note,
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from_content: from_content,
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to_content: to_content)
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end
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def apply_suggestion(suggestion)
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suggestion.note.reload
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merge_request.reload
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merge_request.clear_memoized_shas
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result = subject.execute(suggestion)
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refresh = MergeRequests::RefreshService.new(project, user)
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refresh.execute(merge_request.diff_head_sha,
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suggestion.commit_id,
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merge_request.source_branch_ref)
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result
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end
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def fetch_raw_diff(suggestion)
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project.reload.commit(suggestion.commit_id).diffs.diff_files.first.diff.diff
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end
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it 'applies multiple suggestions in subsequent versions correctly' do
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diff = merge_request.merge_request_diff
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path = 'files/ruby/popen.rb'
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suggestion_1_changes = { old_line: nil,
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new_line: 13,
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from_content: "\n",
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to_content: "# v1 change\n",
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path: path }
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suggestion_2_changes = { old_line: 24,
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new_line: 31,
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from_content: " @cmd_output << stderr.read\n",
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to_content: "# v2 change\n",
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path: path }
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suggestion_1 = create_suggestion(diff, suggestion_1_changes)
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suggestion_2 = create_suggestion(diff, suggestion_2_changes)
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apply_suggestion(suggestion_1)
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suggestion_1_diff = fetch_raw_diff(suggestion_1)
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# rubocop: disable Layout/TrailingWhitespace
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expected_suggestion_1_diff = <<-CONTENT.strip_heredoc
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@@ -10,7 +10,7 @@ module Popen
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end
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path ||= Dir.pwd
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-
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+# v1 change
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vars = {
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"PWD" => path
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}
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CONTENT
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# rubocop: enable Layout/TrailingWhitespace
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apply_suggestion(suggestion_2)
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suggestion_2_diff = fetch_raw_diff(suggestion_2)
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# rubocop: disable Layout/TrailingWhitespace
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expected_suggestion_2_diff = <<-CONTENT.strip_heredoc
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@@ -28,7 +28,7 @@ module Popen
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Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|
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@cmd_output << stdout.read
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- @cmd_output << stderr.read
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+# v2 change
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@cmd_status = wait_thr.value.exitstatus
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end
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CONTENT
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# rubocop: enable Layout/TrailingWhitespace
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expect(suggestion_1_diff.strip).to eq(expected_suggestion_1_diff.strip)
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expect(suggestion_2_diff.strip).to eq(expected_suggestion_2_diff.strip)
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end
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end
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end
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context 'fork-project' do
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let(:project) { create(:project, :public, :repository) }
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let(:forked_project) do
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fork_project_with_submodules(project, user, repository: project.repository)
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end
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let(:merge_request) do
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create(:merge_request,
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source_branch: 'conflict-resolvable-fork', source_project: forked_project,
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target_branch: 'conflict-start', target_project: project)
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end
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let!(:diff_note) do
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create(:diff_note_on_merge_request, noteable: merge_request, position: position, project: project)
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end
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before do
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project.add_maintainer(user)
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end
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it 'updates file in the source project' do
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expect(Files::UpdateService).to receive(:new)
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.with(merge_request.source_project, user, anything)
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.and_call_original
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subject.execute(suggestion)
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end
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end
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end
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context 'no permission' do
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let(:merge_request) do
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create(:merge_request, source_project: project,
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target_project: project)
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end
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let(:diff_note) do
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create(:diff_note_on_merge_request, noteable: merge_request,
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position: position,
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project: project)
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end
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context 'user cannot write in project repo' do
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before do
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project.add_reporter(user)
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end
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it 'returns error' do
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result = subject.execute(suggestion)
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expect(result).to eq(message: "You are not allowed to push into this branch",
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status: :error)
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end
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end
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end
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context 'patch is not appliable' do
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let(:merge_request) do
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create(:merge_request, source_project: project,
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target_project: project)
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end
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let(:diff_note) do
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create(:diff_note_on_merge_request, noteable: merge_request,
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position: position,
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project: project)
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end
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before do
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project.add_maintainer(user)
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end
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context 'suggestion was already applied' do
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it 'returns success status' do
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result = subject.execute(suggestion)
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expect(result[:status]).to eq(:success)
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end
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end
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context 'note is outdated' do
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before do
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allow(diff_note).to receive(:active?) { false }
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end
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it 'returns error message' do
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result = subject.execute(suggestion)
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expect(result).to eq(message: 'Suggestion is not appliable',
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status: :error)
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end
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end
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context 'suggestion was already applied' do
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before do
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suggestion.update!(applied: true, commit_id: 'sha')
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end
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it 'returns error message' do
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result = subject.execute(suggestion)
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expect(result).to eq(message: 'Suggestion is not appliable',
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status: :error)
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end
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end
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end
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end
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