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require 'spec_helper'
describe Projects::LfsPointers::LfsDownloadService do
let(:project) { create(:project) }
let(:oid) { '9e548e25631dd9ce6b43afd6359ab76da2819d6a5b474e66118c7819e1d8b3e8' }
let(:download_link) { "http://gitlab.com/#{oid}" }
let(:lfs_content) do
<<~HEREDOC
whatever
HEREDOC
end
subject { described_class.new(project) }
before do
allow(project).to receive(:lfs_enabled?).and_return(true)
WebMock.stub_request(:get, download_link).to_return(body: lfs_content)
end
describe '#execute' do
context 'when file download succeeds' do
it 'a new lfs object is created' do
expect { subject.execute(oid, download_link) }.to change { LfsObject.count }.from(0).to(1)
end
it 'has the same oid' do
subject.execute(oid, download_link)
expect(LfsObject.first.oid).to eq oid
end
it 'stores the content' do
subject.execute(oid, download_link)
expect(File.read(LfsObject.first.file.file.file)).to eq lfs_content
end
end
context 'when file download fails' do
it 'no lfs object is created' do
expect { subject.execute(oid, download_link) }.to change { LfsObject.count }
end
end
context 'when credentials present' do
let(:download_link_with_credentials) { "http://user:password@gitlab.com/#{oid}" }
before do
WebMock.stub_request(:get, download_link).with(headers: { 'Authorization' => 'Basic dXNlcjpwYXNzd29yZA==' }).to_return(body: lfs_content)
end
it 'the request adds authorization headers' do
subject.execute(oid, download_link_with_credentials)
end
end
context 'when a bad URL is used' do
where(download_link: ['/etc/passwd', 'ftp://example.com', 'http://127.0.0.2'])
with_them do
it 'does not download the file' do
expect(subject).not_to receive(:download_and_save_file)
expect { subject.execute(oid, download_link) }.not_to change { LfsObject.count }
end
end
end
context 'when an lfs object with the same oid already exists' do
before do
create(:lfs_object, oid: 'oid')
end
it 'does not download the file' do
expect(subject).not_to receive(:download_and_save_file)
subject.execute('oid', download_link)
end
end
end
end
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