gitlab-org--gitlab-foss/spec/controllers/projects/merge_requests_controller_spec.rb
Jacob Vosmaer (GitLab) afa21054fa Merge branch 'zj-workhorse-to-serve-diffs' into 'master'
Workhorse to serve raw diffs

Fixes (partially) #13999

Dependent on: gitlab-org/gitlab-workhorse!45

See merge request !4130
2016-06-07 12:50:29 +00:00

414 lines
12 KiB
Ruby

require 'spec_helper'
describe Projects::MergeRequestsController do
let(:project) { create(:project) }
let(:user) { create(:user) }
let(:merge_request) { create(:merge_request_with_diffs, target_project: project, source_project: project) }
before do
sign_in(user)
project.team << [user, :master]
end
describe '#new' do
context 'merge request that removes a submodule' do
render_views
let(:fork_project) { create(:forked_project_with_submodules) }
before do
fork_project.team << [user, :master]
end
it 'renders it' do
get :new,
namespace_id: fork_project.namespace.to_param,
project_id: fork_project.to_param,
merge_request: {
source_branch: 'remove-submodule',
target_branch: 'master'
}
expect(response).to be_success
end
end
end
describe "#show" do
shared_examples "export merge as" do |format|
it "should generally work" do
get(:show,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format)
expect(response).to be_success
end
it "should generate it" do
expect_any_instance_of(MergeRequest).to receive(:"to_#{format}")
get(:show,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format)
end
it "should render it" do
get(:show,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format)
expect(response.body).to eq(merge_request.send(:"to_#{format}").to_s)
end
it "should not escape Html" do
allow_any_instance_of(MergeRequest).to receive(:"to_#{format}").
and_return('HTML entities &<>" ')
get(:show,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format)
expect(response.body).not_to include('&amp;')
expect(response.body).not_to include('&gt;')
expect(response.body).not_to include('&lt;')
expect(response.body).not_to include('&quot;')
end
end
describe "as diff" do
it "triggers workhorse to serve the request" do
get(:show,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: :diff)
expect(response.headers['Gitlab-Workhorse-Send-Data']).to start_with("git-diff:")
end
end
describe "as patch" do
include_examples "export merge as", :patch
let(:format) { :patch }
it "should really be a git email patch with commit" do
get(:show,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid, format: format)
expect(response.body[0..100]).to start_with("From #{merge_request.commits.last.id}")
end
it "should contain git diffs" do
get(:show,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format)
expect(response.body).to match(/^diff --git/)
end
end
end
describe 'GET #index' do
def get_merge_requests
get :index,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
state: 'opened'
end
context 'when filtering by opened state' do
context 'with opened merge requests' do
it 'should list those merge requests' do
get_merge_requests
expect(assigns(:merge_requests)).to include(merge_request)
end
end
context 'with reopened merge requests' do
before do
merge_request.close!
merge_request.reopen!
end
it 'should list those merge requests' do
get_merge_requests
expect(assigns(:merge_requests)).to include(merge_request)
end
end
end
end
describe 'PUT #update' do
context 'there is no source project' do
let(:project) { create(:project) }
let(:fork_project) { create(:forked_project_with_submodules) }
let(:merge_request) { create(:merge_request, source_project: fork_project, source_branch: 'add-submodule-version-bump', target_branch: 'master', target_project: project) }
before do
fork_project.build_forked_project_link(forked_to_project_id: fork_project.id, forked_from_project_id: project.id)
fork_project.save
merge_request.reload
fork_project.destroy
end
it 'closes MR without errors' do
post :update,
namespace_id: project.namespace.path,
project_id: project.path,
id: merge_request.iid,
merge_request: {
state_event: 'close'
}
expect(response).to redirect_to([merge_request.target_project.namespace.becomes(Namespace), merge_request.target_project, merge_request])
expect(merge_request.reload.closed?).to be_truthy
end
end
end
describe 'POST #merge' do
let(:base_params) do
{
namespace_id: project.namespace.path,
project_id: project.path,
id: merge_request.iid,
format: 'raw'
}
end
context 'when the user does not have access' do
before do
project.team.truncate
project.team << [user, :reporter]
post :merge, base_params
end
it 'returns not found' do
expect(response).to be_not_found
end
end
context 'when the merge request is not mergeable' do
before do
merge_request.update_attributes(title: "WIP: #{merge_request.title}")
post :merge, base_params
end
it 'returns :failed' do
expect(assigns(:status)).to eq(:failed)
end
end
context 'when the sha parameter does not match the source SHA' do
before { post :merge, base_params.merge(sha: 'foo') }
it 'returns :sha_mismatch' do
expect(assigns(:status)).to eq(:sha_mismatch)
end
end
context 'when the sha parameter matches the source SHA' do
def merge_with_sha
post :merge, base_params.merge(sha: merge_request.source_sha)
end
it 'returns :success' do
merge_with_sha
expect(assigns(:status)).to eq(:success)
end
it 'starts the merge immediately' do
expect(MergeWorker).to receive(:perform_async).with(merge_request.id, anything, anything)
merge_with_sha
end
context 'when merge_when_build_succeeds is passed' do
def merge_when_build_succeeds
post :merge, base_params.merge(sha: merge_request.source_sha, merge_when_build_succeeds: '1')
end
before do
create(:ci_empty_pipeline, project: project, sha: merge_request.source_sha, ref: merge_request.source_branch)
end
it 'returns :merge_when_build_succeeds' do
merge_when_build_succeeds
expect(assigns(:status)).to eq(:merge_when_build_succeeds)
end
it 'sets the MR to merge when the build succeeds' do
service = double(:merge_when_build_succeeds_service)
expect(MergeRequests::MergeWhenBuildSucceedsService).to receive(:new).with(project, anything, anything).and_return(service)
expect(service).to receive(:execute).with(merge_request)
merge_when_build_succeeds
end
end
end
end
describe "DELETE #destroy" do
it "denies access to users unless they're admin or project owner" do
delete :destroy, namespace_id: project.namespace.path, project_id: project.path, id: merge_request.iid
expect(response.status).to eq(404)
end
context "when the user is owner" do
let(:owner) { create(:user) }
let(:namespace) { create(:namespace, owner: owner) }
let(:project) { create(:project, namespace: namespace) }
before { sign_in owner }
it "deletes the merge request" do
delete :destroy, namespace_id: project.namespace.path, project_id: project.path, id: merge_request.iid
expect(response.status).to eq(302)
expect(controller).to set_flash[:notice].to(/The merge request was successfully deleted\./).now
end
end
end
describe 'GET diffs' do
def go(format: 'html')
get :diffs,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format
end
context 'as html' do
it 'renders the diff template' do
go
expect(response).to render_template('diffs')
end
end
context 'as json' do
it 'renders the diffs template to a string' do
go format: 'json'
expect(response).to render_template('projects/merge_requests/show/_diffs')
expect(JSON.parse(response.body)).to have_key('html')
end
end
context 'with forked projects with submodules' do
render_views
let(:project) { create(:project) }
let(:fork_project) { create(:forked_project_with_submodules) }
let(:merge_request) { create(:merge_request_with_diffs, source_project: fork_project, source_branch: 'add-submodule-version-bump', target_branch: 'master', target_project: project) }
before do
fork_project.build_forked_project_link(forked_to_project_id: fork_project.id, forked_from_project_id: project.id)
fork_project.save
merge_request.reload
end
it 'renders' do
go format: 'json'
expect(response).to be_success
expect(response.body).to have_content('Subproject commit')
end
end
end
describe 'GET diffs with ignore_whitespace_change' do
def go(format: 'html')
get :diffs,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format,
w: 1
end
context 'as html' do
it 'renders the diff template' do
go
expect(response).to render_template('diffs')
end
end
context 'as json' do
it 'renders the diffs template to a string' do
go format: 'json'
expect(response).to render_template('projects/merge_requests/show/_diffs')
expect(JSON.parse(response.body)).to have_key('html')
end
end
end
describe 'GET diffs with view' do
def go(extra_params = {})
params = {
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid
}
get :diffs, params.merge(extra_params)
end
it 'saves the preferred diff view in a cookie' do
go view: 'parallel'
expect(response.cookies['diff_view']).to eq('parallel')
end
end
describe 'GET commits' do
def go(format: 'html')
get :commits,
namespace_id: project.namespace.to_param,
project_id: project.to_param,
id: merge_request.iid,
format: format
end
context 'as html' do
it 'renders the show template' do
go
expect(response).to render_template('show')
end
end
context 'as json' do
it 'renders the commits template to a string' do
go format: 'json'
expect(response).to render_template('projects/merge_requests/show/_commits')
expect(JSON.parse(response.body)).to have_key('html')
end
end
end
end