gitlab-org--gitlab-foss/spec/services/merge_requests/get_urls_service_spec.rb

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require "spec_helper"
describe MergeRequests::GetUrlsService do
let(:project) { create(:project, :public, :repository) }
let(:service) { described_class.new(project) }
let(:source_branch) { "my_branch" }
let(:new_merge_request_url) { "http://#{Gitlab.config.gitlab.host}/#{project.namespace.name}/#{project.path}/merge_requests/new?merge_request%5Bsource_branch%5D=#{source_branch}" }
let(:show_merge_request_url) { "http://#{Gitlab.config.gitlab.host}/#{project.namespace.name}/#{project.path}/merge_requests/#{merge_request.iid}" }
let(:new_branch_changes) { "#{Gitlab::Git::BLANK_SHA} 570e7b2abdd848b95f2f578043fc23bd6f6fd24d refs/heads/#{source_branch}" }
let(:deleted_branch_changes) { "d14d6c0abdd253381df51a723d58691b2ee1ab08 #{Gitlab::Git::BLANK_SHA} refs/heads/#{source_branch}" }
let(:existing_branch_changes) { "d14d6c0abdd253381df51a723d58691b2ee1ab08 570e7b2abdd848b95f2f578043fc23bd6f6fd24d refs/heads/#{source_branch}" }
let(:default_branch_changes) { "d14d6c0abdd253381df51a723d58691b2ee1ab08 570e7b2abdd848b95f2f578043fc23bd6f6fd24d refs/heads/master" }
describe "#execute" do
shared_examples 'new_merge_request_link' do
it 'returns url to create new merge request' do
result = service.execute(changes)
expect(result).to match([{
branch_name: source_branch,
url: new_merge_request_url,
new_merge_request: true
}])
end
end
shared_examples 'show_merge_request_url' do
it 'returns url to view merge request' do
result = service.execute(changes)
expect(result).to match([{
branch_name: source_branch,
url: show_merge_request_url,
new_merge_request: false
}])
end
end
shared_examples 'no_merge_request_url' do
it 'returns no URL' do
result = service.execute(changes)
expect(result).to be_empty
end
end
context 'pushing to default branch' do
let(:changes) { default_branch_changes }
it_behaves_like 'no_merge_request_url'
end
context 'pushing to project with MRs disabled' do
let(:changes) { new_branch_changes }
before do
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project.project_feature.update_attribute(:merge_requests_access_level, ProjectFeature::DISABLED)
end
it_behaves_like 'no_merge_request_url'
end
context 'pushing one completely new branch' do
let(:changes) { new_branch_changes }
it_behaves_like 'new_merge_request_link'
end
context 'pushing to existing branch but no merge request' do
let(:changes) { existing_branch_changes }
it_behaves_like 'new_merge_request_link'
end
context 'pushing to deleted branch' do
let(:changes) { deleted_branch_changes }
it_behaves_like 'no_merge_request_url'
end
context 'pushing to existing branch and merge request opened' do
let!(:merge_request) { create(:merge_request, source_project: project, source_branch: source_branch) }
let(:changes) { existing_branch_changes }
it_behaves_like 'show_merge_request_url'
end
context 'pushing to existing branch and merge request is reopened' do
let!(:merge_request) { create(:merge_request, :reopened, source_project: project, source_branch: source_branch) }
let(:changes) { existing_branch_changes }
it_behaves_like 'show_merge_request_url'
end
context 'pushing to existing branch from forked project' do
let(:user) { create(:user) }
let!(:forked_project) { Projects::ForkService.new(project, user).execute }
let!(:merge_request) { create(:merge_request, source_project: forked_project, target_project: project, source_branch: source_branch) }
let(:changes) { existing_branch_changes }
# Source project is now the forked one
let(:service) { described_class.new(forked_project) }
before do
allow(forked_project).to receive(:empty_repo?).and_return(false)
end
it_behaves_like 'show_merge_request_url'
end
context 'pushing to existing branch and merge request is closed' do
let!(:merge_request) { create(:merge_request, :closed, source_project: project, source_branch: source_branch) }
let(:changes) { existing_branch_changes }
it_behaves_like 'new_merge_request_link'
end
context 'pushing to existing branch and merge request is merged' do
let!(:merge_request) { create(:merge_request, :merged, source_project: project, source_branch: source_branch) }
let(:changes) { existing_branch_changes }
it_behaves_like 'new_merge_request_link'
end
context 'pushing new branch and existing branch (with merge request created) at once' do
let!(:merge_request) { create(:merge_request, source_project: project, source_branch: "existing_branch") }
let(:new_branch_changes) { "#{Gitlab::Git::BLANK_SHA} 570e7b2abdd848b95f2f578043fc23bd6f6fd24d refs/heads/new_branch" }
let(:existing_branch_changes) { "d14d6c0abdd253381df51a723d58691b2ee1ab08 570e7b2abdd848b95f2f578043fc23bd6f6fd24d refs/heads/existing_branch" }
let(:changes) { "#{new_branch_changes}\n#{existing_branch_changes}" }
let(:new_merge_request_url) { "http://#{Gitlab.config.gitlab.host}/#{project.namespace.name}/#{project.path}/merge_requests/new?merge_request%5Bsource_branch%5D=new_branch" }
it 'returns 2 urls for both creating new and showing merge request' do
result = service.execute(changes)
expect(result).to match([{
branch_name: "new_branch",
url: new_merge_request_url,
new_merge_request: true
}, {
branch_name: "existing_branch",
url: show_merge_request_url,
new_merge_request: false
}])
end
end
context 'when printing_merge_request_link_enabled is false' do
it 'returns empty array' do
project.update!(printing_merge_request_link_enabled: false)
result = service.execute(existing_branch_changes)
expect(result).to eq([])
end
end
end
end