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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe DependencyProxy::FindOrCreateBlobService do
include DependencyProxyHelpers
let_it_be_with_reload(:blob) { create(:dependency_proxy_blob) }
let(:group) { blob.group }
let(:image) { 'alpine' }
let(:tag) { '3.9' }
let(:token) { Digest::SHA256.hexdigest('123') }
let(:blob_sha) { '40bd001563085fc35165329ea1ff5c5ecbdbbeef' }
subject { described_class.new(group, image, token, blob_sha).execute }
before do
stub_registry_auth(image, token)
end
shared_examples 'downloads the remote blob' do
it 'downloads blob from remote registry if there is no cached one' do
expect(subject[:status]).to eq(:success)
expect(subject[:blob]).to be_a(DependencyProxy::Blob)
expect(subject[:blob]).to be_persisted
expect(subject[:from_cache]).to eq false
end
end
context 'no cache' do
before do
stub_blob_download(image, blob_sha)
end
it_behaves_like 'downloads the remote blob'
end
context 'cached blob' do
let(:blob_sha) { blob.file_name.sub('.gz', '') }
it 'uses cached blob instead of downloading one' do
expect { subject }.to change { blob.reload.read_at }
expect(subject[:status]).to eq(:success)
expect(subject[:blob]).to be_a(DependencyProxy::Blob)
expect(subject[:blob]).to eq(blob)
expect(subject[:from_cache]).to eq true
end
context 'when the cached blob is expired' do
before do
blob.update_column(:status, DependencyProxy::Blob.statuses[:expired])
stub_blob_download(image, blob_sha)
end
it_behaves_like 'downloads the remote blob'
end
end
context 'no such blob exists remotely' do
before do
stub_blob_download(image, blob_sha, 404)
end
it 'returns error message and http status' do
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq('Failed to download the blob')
expect(subject[:http_status]).to eq(404)
end
end
end
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