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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe ::Ml::DestroyModelService, feature_category: :mlops do
let_it_be(:user) { create(:user) }
let_it_be(:model0) { create(:ml_models, :with_latest_version_and_package) }
let_it_be(:model1) { create(:ml_models, :with_latest_version_and_package) }
let(:model) { model0 }
let(:service) { described_class.new(model, user) }
let(:audit_event) do
{
name: 'ml_model_destroyed',
author: user,
scope: model.project,
message: "MlModel #{model.name} destroyed",
target: model
}
end
before do
allow(Gitlab::Audit::Auditor).to receive(:audit).and_call_original
end
describe '#execute', :aggregate_failures do
subject(:service_result) { service.execute }
context 'when model fails to delete' do
it 'returns nil' do
allow(model).to receive(:destroy).and_return(false)
expect(service_result).to be_error
expect(Gitlab::Audit::Auditor).not_to have_received(:audit)
end
end
context 'when a model exists' do
it 'destroys the model' do
allow_next_instance_of(Packages::MarkPackagesForDestructionService) do |instance|
allow(instance).to receive(:execute).and_return ServiceResponse.success(message: "")
end
expect { service_result }.to change { Ml::Model.count }.by(-1).and change { Ml::ModelVersion.count }.by(-1)
expect(service_result).to be_success
expect(Gitlab::Audit::Auditor).to have_received(:audit).with(audit_event)
end
context 'when a package cannot be marked for destruction' do
let(:model) { model1 }
before do
allow_next_instance_of(Packages::MarkPackagesForDestructionService) do |instance|
allow(instance).to receive(:execute).and_return ServiceResponse.error(message: "An error")
end
end
it 'returns success with warning' do
expect { service_result }.not_to change { Ml::Model.count }
expect(service_result).to be_error
expect(service_result.message).to eq("An error")
expect(Gitlab::Audit::Auditor).not_to have_received(:audit)
end
end
end
end
end
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