debian-mirror-gitlab/spec/requests/api/merge_requests_spec.rb

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require "spec_helper"
describe API::API, api: true do
include ApiHelpers
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let(:base_time) { Time.now }
let(:user) { create(:user) }
let(:admin) { create(:user, :admin) }
let(:non_member) { create(:user) }
let!(:project) { create(:project, creator_id: user.id, namespace: user.namespace) }
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let!(:merge_request) { create(:merge_request, :simple, author: user, assignee: user, source_project: project, target_project: project, title: "Test", created_at: base_time) }
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let!(:merge_request_closed) { create(:merge_request, state: "closed", author: user, assignee: user, source_project: project, target_project: project, title: "Closed test", created_at: base_time + 1.second) }
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let!(:merge_request_merged) { create(:merge_request, state: "merged", author: user, assignee: user, source_project: project, target_project: project, title: "Merged test", created_at: base_time + 2.seconds, merge_commit_sha: '9999999999999999999999999999999999999999') }
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let!(:note) { create(:note_on_merge_request, author: user, project: project, noteable: merge_request, note: "a comment on a MR") }
let!(:note2) { create(:note_on_merge_request, author: user, project: project, noteable: merge_request, note: "another comment on a MR") }
let(:milestone) { create(:milestone, title: '1.0.0', project: project) }
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before do
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project.team << [user, :reporter]
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end
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describe "GET /projects/:id/merge_requests" do
context "when unauthenticated" do
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it "returns authentication error" do
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get api("/projects/#{project.id}/merge_requests")
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expect(response).to have_http_status(401)
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end
end
context "when authenticated" do
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it "returns an array of all merge_requests" do
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get api("/projects/#{project.id}/merge_requests", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(3)
expect(json_response.last['title']).to eq(merge_request.title)
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expect(json_response.last).to have_key('web_url')
expect(json_response.last['sha']).to eq(merge_request.diff_head_sha)
expect(json_response.last['merge_commit_sha']).to be_nil
expect(json_response.last['merge_commit_sha']).to eq(merge_request.merge_commit_sha)
expect(json_response.first['title']).to eq(merge_request_merged.title)
expect(json_response.first['sha']).to eq(merge_request_merged.diff_head_sha)
expect(json_response.first['merge_commit_sha']).not_to be_nil
expect(json_response.first['merge_commit_sha']).to eq(merge_request_merged.merge_commit_sha)
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end
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it "returns an array of all merge_requests" do
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get api("/projects/#{project.id}/merge_requests?state", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(3)
expect(json_response.last['title']).to eq(merge_request.title)
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end
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it "returns an array of open merge_requests" do
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get api("/projects/#{project.id}/merge_requests?state=opened", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(1)
expect(json_response.last['title']).to eq(merge_request.title)
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end
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it "returns an array of closed merge_requests" do
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get api("/projects/#{project.id}/merge_requests?state=closed", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
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expect(json_response.length).to eq(1)
expect(json_response.first['title']).to eq(merge_request_closed.title)
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end
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it "returns an array of merged merge_requests" do
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get api("/projects/#{project.id}/merge_requests?state=merged", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(1)
expect(json_response.first['title']).to eq(merge_request_merged.title)
end
context "with ordering" do
before do
@mr_later = mr_with_later_created_and_updated_at_time
@mr_earlier = mr_with_earlier_created_and_updated_at_time
end
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it "returns an array of merge_requests in ascending order" do
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get api("/projects/#{project.id}/merge_requests?sort=asc", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(3)
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response_dates = json_response.map{ |merge_request| merge_request['created_at'] }
expect(response_dates).to eq(response_dates.sort)
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end
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it "returns an array of merge_requests in descending order" do
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get api("/projects/#{project.id}/merge_requests?sort=desc", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(3)
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response_dates = json_response.map{ |merge_request| merge_request['created_at'] }
expect(response_dates).to eq(response_dates.sort.reverse)
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end
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it "returns an array of merge_requests ordered by updated_at" do
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get api("/projects/#{project.id}/merge_requests?order_by=updated_at", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(3)
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response_dates = json_response.map{ |merge_request| merge_request['updated_at'] }
expect(response_dates).to eq(response_dates.sort.reverse)
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end
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it "returns an array of merge_requests ordered by created_at" do
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get api("/projects/#{project.id}/merge_requests?order_by=created_at&sort=asc", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(3)
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response_dates = json_response.map{ |merge_request| merge_request['created_at'] }
expect(response_dates).to eq(response_dates.sort)
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end
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end
end
end
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describe "GET /projects/:id/merge_requests/:merge_request_id" do
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it 'exposes known attributes' do
get api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user)
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expect(response).to have_http_status(200)
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expect(json_response['id']).to eq(merge_request.id)
expect(json_response['iid']).to eq(merge_request.iid)
expect(json_response['project_id']).to eq(merge_request.project.id)
expect(json_response['title']).to eq(merge_request.title)
expect(json_response['description']).to eq(merge_request.description)
expect(json_response['state']).to eq(merge_request.state)
expect(json_response['created_at']).to be_present
expect(json_response['updated_at']).to be_present
expect(json_response['labels']).to eq(merge_request.label_names)
expect(json_response['milestone']).to be_nil
expect(json_response['assignee']).to be_a Hash
expect(json_response['author']).to be_a Hash
expect(json_response['target_branch']).to eq(merge_request.target_branch)
expect(json_response['source_branch']).to eq(merge_request.source_branch)
expect(json_response['upvotes']).to eq(0)
expect(json_response['downvotes']).to eq(0)
expect(json_response['source_project_id']).to eq(merge_request.source_project.id)
expect(json_response['target_project_id']).to eq(merge_request.target_project.id)
expect(json_response['work_in_progress']).to be_falsy
expect(json_response['merge_when_build_succeeds']).to be_falsy
expect(json_response['merge_status']).to eq('can_be_merged')
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expect(json_response['should_close_merge_request']).to be_falsy
expect(json_response['force_close_merge_request']).to be_falsy
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end
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it "returns merge_request" do
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get api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user)
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expect(response).to have_http_status(200)
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expect(json_response['title']).to eq(merge_request.title)
expect(json_response['iid']).to eq(merge_request.iid)
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expect(json_response['work_in_progress']).to eq(false)
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expect(json_response['merge_status']).to eq('can_be_merged')
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expect(json_response['should_close_merge_request']).to be_falsy
expect(json_response['force_close_merge_request']).to be_falsy
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end
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it 'returns merge_request by iid' do
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url = "/projects/#{project.id}/merge_requests?iid=#{merge_request.iid}"
get api(url, user)
expect(response.status).to eq 200
expect(json_response.first['title']).to eq merge_request.title
expect(json_response.first['id']).to eq merge_request.id
end
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it "returns a 404 error if merge_request_id not found" do
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get api("/projects/#{project.id}/merge_requests/999", user)
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expect(response).to have_http_status(404)
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end
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context 'Work in Progress' do
let!(:merge_request_wip) { create(:merge_request, author: user, assignee: user, source_project: project, target_project: project, title: "WIP: Test", created_at: base_time + 1.second) }
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it "returns merge_request" do
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get api("/projects/#{project.id}/merge_requests/#{merge_request_wip.id}", user)
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expect(response).to have_http_status(200)
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expect(json_response['work_in_progress']).to eq(true)
end
end
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end
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describe 'GET /projects/:id/merge_requests/:merge_request_id/commits' do
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context 'valid merge request' do
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before { get api("/projects/#{project.id}/merge_requests/#{merge_request.id}/commits", user) }
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let(:commit) { merge_request.commits.first }
it { expect(response.status).to eq 200 }
it { expect(json_response.size).to eq(merge_request.commits.size) }
it { expect(json_response.first['id']).to eq(commit.id) }
it { expect(json_response.first['title']).to eq(commit.title) }
end
it 'returns a 404 when merge_request_id not found' do
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get api("/projects/#{project.id}/merge_requests/999/commits", user)
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expect(response).to have_http_status(404)
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end
end
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describe 'GET /projects/:id/merge_requests/:merge_request_id/changes' do
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it 'returns the change information of the merge_request' do
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get api("/projects/#{project.id}/merge_requests/#{merge_request.id}/changes", user)
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expect(response.status).to eq 200
expect(json_response['changes'].size).to eq(merge_request.diffs.size)
end
it 'returns a 404 when merge_request_id not found' do
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get api("/projects/#{project.id}/merge_requests/999/changes", user)
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expect(response).to have_http_status(404)
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end
end
describe "POST /projects/:id/merge_requests" do
context 'between branches projects' do
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it "returns merge_request" do
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post api("/projects/#{project.id}/merge_requests", user),
title: 'Test merge_request',
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source_branch: 'feature_conflict',
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target_branch: 'master',
author: user,
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labels: 'label, label2',
milestone_id: milestone.id
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expect(response).to have_http_status(201)
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expect(json_response['title']).to eq('Test merge_request')
expect(json_response['labels']).to eq(['label', 'label2'])
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expect(json_response['milestone']['id']).to eq(milestone.id)
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end
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it "returns 422 when source_branch equals target_branch" do
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post api("/projects/#{project.id}/merge_requests", user),
title: "Test merge_request", source_branch: "master", target_branch: "master", author: user
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expect(response).to have_http_status(422)
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end
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it "returns 400 when source_branch is missing" do
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post api("/projects/#{project.id}/merge_requests", user),
title: "Test merge_request", target_branch: "master", author: user
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expect(response).to have_http_status(400)
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end
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it "returns 400 when target_branch is missing" do
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post api("/projects/#{project.id}/merge_requests", user),
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title: "Test merge_request", source_branch: "markdown", author: user
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expect(response).to have_http_status(400)
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end
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it "returns 400 when title is missing" do
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post api("/projects/#{project.id}/merge_requests", user),
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target_branch: 'master', source_branch: 'markdown'
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expect(response).to have_http_status(400)
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end
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it 'allows special label names' do
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post api("/projects/#{project.id}/merge_requests", user),
title: 'Test merge_request',
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source_branch: 'markdown',
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target_branch: 'master',
author: user,
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labels: 'label, label?, label&foo, ?, &'
expect(response.status).to eq(201)
expect(json_response['labels']).to include 'label'
expect(json_response['labels']).to include 'label?'
expect(json_response['labels']).to include 'label&foo'
expect(json_response['labels']).to include '?'
expect(json_response['labels']).to include '&'
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end
context 'with existing MR' do
before do
post api("/projects/#{project.id}/merge_requests", user),
title: 'Test merge_request',
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source_branch: 'feature_conflict',
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target_branch: 'master',
author: user
@mr = MergeRequest.all.last
end
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it 'returns 409 when MR already exists for source/target' do
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expect do
post api("/projects/#{project.id}/merge_requests", user),
title: 'New test merge_request',
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source_branch: 'feature_conflict',
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target_branch: 'master',
author: user
end.to change { MergeRequest.count }.by(0)
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expect(response).to have_http_status(409)
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end
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end
end
context 'forked projects' do
let!(:user2) { create(:user) }
let!(:fork_project) { create(:project, forked_from_project: project, namespace: user2.namespace, creator_id: user2.id) }
let!(:unrelated_project) { create(:project, namespace: create(:user).namespace, creator_id: user2.id) }
before :each do |each|
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fork_project.team << [user2, :reporter]
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end
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it "returns merge_request" do
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post api("/projects/#{fork_project.id}/merge_requests", user2),
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title: 'Test merge_request', source_branch: "feature_conflict", target_branch: "master",
author: user2, target_project_id: project.id, description: 'Test description for Test merge_request'
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expect(response).to have_http_status(201)
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expect(json_response['title']).to eq('Test merge_request')
expect(json_response['description']).to eq('Test description for Test merge_request')
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end
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it "does not return 422 when source_branch equals target_branch" do
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expect(project.id).not_to eq(fork_project.id)
expect(fork_project.forked?).to be_truthy
expect(fork_project.forked_from_project).to eq(project)
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post api("/projects/#{fork_project.id}/merge_requests", user2),
title: 'Test merge_request', source_branch: "master", target_branch: "master", author: user2, target_project_id: project.id
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expect(response).to have_http_status(201)
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expect(json_response['title']).to eq('Test merge_request')
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end
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it "returns 400 when source_branch is missing" do
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post api("/projects/#{fork_project.id}/merge_requests", user2),
title: 'Test merge_request', target_branch: "master", author: user2, target_project_id: project.id
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expect(response).to have_http_status(400)
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end
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it "returns 400 when target_branch is missing" do
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post api("/projects/#{fork_project.id}/merge_requests", user2),
title: 'Test merge_request', target_branch: "master", author: user2, target_project_id: project.id
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expect(response).to have_http_status(400)
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end
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it "returns 400 when title is missing" do
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post api("/projects/#{fork_project.id}/merge_requests", user2),
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target_branch: 'master', source_branch: 'markdown', author: user2, target_project_id: project.id
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expect(response).to have_http_status(400)
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end
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context 'when target_branch is specified' do
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it 'returns 422 if not a forked project' do
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post api("/projects/#{project.id}/merge_requests", user),
title: 'Test merge_request',
target_branch: 'master',
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source_branch: 'markdown',
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author: user,
target_project_id: fork_project.id
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expect(response).to have_http_status(422)
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end
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it 'returns 422 if targeting a different fork' do
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post api("/projects/#{fork_project.id}/merge_requests", user2),
title: 'Test merge_request',
target_branch: 'master',
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source_branch: 'markdown',
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author: user2,
target_project_id: unrelated_project.id
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expect(response).to have_http_status(422)
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end
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end
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it "returns 201 when target_branch is specified and for the same project" do
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post api("/projects/#{fork_project.id}/merge_requests", user2),
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title: 'Test merge_request', target_branch: 'master', source_branch: 'markdown', author: user2, target_project_id: fork_project.id
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expect(response).to have_http_status(201)
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end
end
end
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describe "DELETE /projects/:id/merge_requests/:merge_request_id" do
context "when the user is developer" do
let(:developer) { create(:user) }
before do
project.team << [developer, :developer]
end
it "denies the deletion of the merge request" do
delete api("/projects/#{project.id}/merge_requests/#{merge_request.id}", developer)
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expect(response).to have_http_status(403)
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end
end
context "when the user is project owner" do
it "destroys the merge request owners can destroy" do
delete api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user)
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expect(response).to have_http_status(200)
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end
end
end
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describe "PUT /projects/:id/merge_requests/:merge_request_id to close MR" do
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it "returns merge_request" do
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user), state_event: "close"
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expect(response).to have_http_status(200)
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expect(json_response['state']).to eq('closed')
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end
end
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describe "PUT /projects/:id/merge_requests/:merge_request_id/merge" do
let(:pipeline) { create(:ci_pipeline_without_jobs) }
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it "returns merge_request in case of success" do
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user)
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expect(response).to have_http_status(200)
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end
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it "returns 406 if branch can't be merged" do
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allow_any_instance_of(MergeRequest).
to receive(:can_be_merged?).and_return(false)
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user)
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expect(response).to have_http_status(406)
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expect(json_response['message']).to eq('Branch cannot be merged')
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end
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it "returns 405 if merge_request is not open" do
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merge_request.close
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user)
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expect(response).to have_http_status(405)
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expect(json_response['message']).to eq('405 Method Not Allowed')
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end
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it "returns 405 if merge_request is a work in progress" do
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merge_request.update_attribute(:title, "WIP: #{merge_request.title}")
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user)
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expect(response).to have_http_status(405)
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expect(json_response['message']).to eq('405 Method Not Allowed')
end
it 'returns 405 if the build failed for a merge request that requires success' do
allow_any_instance_of(MergeRequest).to receive(:mergeable_ci_state?).and_return(false)
put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user)
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expect(response).to have_http_status(405)
expect(json_response['message']).to eq('405 Method Not Allowed')
end
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it "returns 401 if user has no permissions to merge" do
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user2 = create(:user)
project.team << [user2, :reporter]
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user2)
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expect(response).to have_http_status(401)
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expect(json_response['message']).to eq('401 Unauthorized')
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end
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it "returns 409 if the SHA parameter doesn't match" do
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user), sha: merge_request.diff_head_sha.reverse
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expect(response).to have_http_status(409)
expect(json_response['message']).to start_with('SHA does not match HEAD of source branch')
end
it "succeeds if the SHA parameter matches" do
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user), sha: merge_request.diff_head_sha
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expect(response).to have_http_status(200)
end
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it "enables merge when build succeeds if the ci is active" do
allow_any_instance_of(MergeRequest).to receive(:pipeline).and_return(pipeline)
allow(pipeline).to receive(:active?).and_return(true)
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}/merge", user), merge_when_build_succeeds: true
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expect(response).to have_http_status(200)
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expect(json_response['title']).to eq('Test')
expect(json_response['merge_when_build_succeeds']).to eq(true)
end
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end
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describe "PUT /projects/:id/merge_requests/:merge_request_id" do
it "updates title and returns merge_request" do
put api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user), title: "New title"
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expect(response).to have_http_status(200)
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expect(json_response['title']).to eq('New title')
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end
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it "updates description and returns merge_request" do
put api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user), description: "New description"
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expect(response).to have_http_status(200)
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expect(json_response['description']).to eq('New description')
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end
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it "updates milestone_id and returns merge_request" do
put api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user), milestone_id: milestone.id
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expect(response).to have_http_status(200)
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expect(json_response['milestone']['id']).to eq(milestone.id)
end
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it "returns 400 when source_branch is specified" do
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user),
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source_branch: "master", target_branch: "master"
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expect(response).to have_http_status(400)
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end
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it "returns merge_request with renamed target_branch" do
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}", user), target_branch: "wiki"
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expect(response).to have_http_status(200)
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expect(json_response['target_branch']).to eq('wiki')
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end
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it 'allows special label names' do
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put api("/projects/#{project.id}/merge_requests/#{merge_request.id}",
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user),
title: 'new issue',
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labels: 'label, label?, label&foo, ?, &'
expect(response.status).to eq(200)
expect(json_response['labels']).to include 'label'
expect(json_response['labels']).to include 'label?'
expect(json_response['labels']).to include 'label&foo'
expect(json_response['labels']).to include '?'
expect(json_response['labels']).to include '&'
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end
end
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describe "POST /projects/:id/merge_requests/:merge_request_id/comments" do
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it "returns comment" do
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original_count = merge_request.notes.size
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post api("/projects/#{project.id}/merge_requests/#{merge_request.id}/comments", user), note: "My comment"
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expect(response).to have_http_status(201)
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expect(json_response['note']).to eq('My comment')
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expect(json_response['author']['name']).to eq(user.name)
expect(json_response['author']['username']).to eq(user.username)
expect(merge_request.notes.size).to eq(original_count + 1)
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end
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it "returns 400 if note is missing" do
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post api("/projects/#{project.id}/merge_requests/#{merge_request.id}/comments", user)
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expect(response).to have_http_status(400)
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end
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it "returns 404 if note is attached to non existent merge request" do
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post api("/projects/#{project.id}/merge_requests/404/comments", user),
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note: 'My comment'
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expect(response).to have_http_status(404)
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end
end
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describe "GET :id/merge_requests/:merge_request_id/comments" do
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it "returns merge_request comments ordered by created_at" do
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get api("/projects/#{project.id}/merge_requests/#{merge_request.id}/comments", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
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expect(json_response.length).to eq(2)
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expect(json_response.first['note']).to eq("a comment on a MR")
expect(json_response.first['author']['id']).to eq(user.id)
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expect(json_response.last['note']).to eq("another comment on a MR")
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end
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it "returns a 404 error if merge_request_id not found" do
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get api("/projects/#{project.id}/merge_requests/999/comments", user)
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expect(response).to have_http_status(404)
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end
end
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describe 'GET :id/merge_requests/:merge_request_id/closes_issues' do
it 'returns the issue that will be closed on merge' do
issue = create(:issue, project: project)
mr = merge_request.tap do |mr|
mr.update_attribute(:description, "Closes #{issue.to_reference(mr.project)}")
end
get api("/projects/#{project.id}/merge_requests/#{mr.id}/closes_issues", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(1)
expect(json_response.first['id']).to eq(issue.id)
end
it 'returns an empty array when there are no issues to be closed' do
get api("/projects/#{project.id}/merge_requests/#{merge_request.id}/closes_issues", user)
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expect(response).to have_http_status(200)
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expect(json_response).to be_an Array
expect(json_response.length).to eq(0)
end
it 'handles external issues' do
jira_project = create(:jira_project, :public, name: 'JIR_EXT1')
issue = ExternalIssue.new("#{jira_project.name}-123", jira_project)
merge_request = create(:merge_request, :simple, author: user, assignee: user, source_project: jira_project)
merge_request.update_attribute(:description, "Closes #{issue.to_reference(jira_project)}")
get api("/projects/#{jira_project.id}/merge_requests/#{merge_request.id}/closes_issues", user)
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expect(response).to have_http_status(200)
expect(json_response).to be_an Array
expect(json_response.length).to eq(1)
expect(json_response.first['title']).to eq(issue.title)
expect(json_response.first['id']).to eq(issue.id)
end
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end
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describe 'POST :id/merge_requests/:merge_request_id/subscription' do
it 'subscribes to a merge request' do
post api("/projects/#{project.id}/merge_requests/#{merge_request.id}/subscription", admin)
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expect(response).to have_http_status(201)
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expect(json_response['subscribed']).to eq(true)
end
it 'returns 304 if already subscribed' do
post api("/projects/#{project.id}/merge_requests/#{merge_request.id}/subscription", user)
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expect(response).to have_http_status(304)
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end
it 'returns 404 if the merge request is not found' do
post api("/projects/#{project.id}/merge_requests/123/subscription", user)
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expect(response).to have_http_status(404)
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end
end
describe 'DELETE :id/merge_requests/:merge_request_id/subscription' do
it 'unsubscribes from a merge request' do
delete api("/projects/#{project.id}/merge_requests/#{merge_request.id}/subscription", user)
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expect(response).to have_http_status(200)
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expect(json_response['subscribed']).to eq(false)
end
it 'returns 304 if not subscribed' do
delete api("/projects/#{project.id}/merge_requests/#{merge_request.id}/subscription", admin)
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expect(response).to have_http_status(304)
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end
it 'returns 404 if the merge request is not found' do
post api("/projects/#{project.id}/merge_requests/123/subscription", user)
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expect(response).to have_http_status(404)
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end
end
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def mr_with_later_created_and_updated_at_time
merge_request
merge_request.created_at += 1.hour
merge_request.updated_at += 30.minutes
merge_request.save
merge_request
end
def mr_with_earlier_created_and_updated_at_time
merge_request_closed
merge_request_closed.created_at -= 1.hour
merge_request_closed.updated_at -= 30.minutes
merge_request_closed.save
merge_request_closed
end
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end