debian-mirror-gitlab/spec/finders/projects/ml/candidate_finder_spec.rb
2023-04-23 21:23:45 +05:30

79 lines
2.6 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Projects::Ml::CandidateFinder, feature_category: :mlops do
let_it_be(:experiment) { create(:ml_experiments, user: nil) }
let_it_be(:candidates) do
%w[c a da b].zip([3, 2, 4, 1]).map do |name, auc|
make_candidate_and_metric(name, auc, experiment)
end
end
let_it_be(:another_candidate) { create(:ml_candidates) }
let_it_be(:first_candidate) { candidates.first }
let(:finder) { described_class.new(experiment, params) }
let(:page) { 1 }
let(:default_params) { { page: page } }
let(:params) { default_params }
subject { finder.execute }
describe '.execute' do
describe 'by name' do
context 'when params has no name' do
it 'fetches all candidates in the experiment' do
expect(subject).to match_array(candidates)
end
it 'does not fetch candidate not in experiment' do
expect(subject).not_to include(another_candidate)
end
end
context 'when name is included in params' do
let(:params) { { name: 'a' } }
it 'fetches the correct candidates' do
expect(subject).to match_array(candidates.values_at(2, 1))
end
end
end
describe 'sorting' do
using RSpec::Parameterized::TableSyntax
where(:test_case, :order_by, :order_by_type, :direction, :expected_order) do
'default params' | nil | nil | nil | [3, 2, 1, 0]
'ascending order' | nil | nil | 'ASC' | [0, 1, 2, 3]
'column is passed' | 'name' | 'column' | 'ASC' | [1, 3, 0, 2]
'column is a metric' | 'auc' | 'metric' | nil | [2, 0, 1, 3]
'invalid sort' | nil | nil | 'INVALID' | [3, 2, 1, 0]
'invalid order by' | 'INVALID' | 'column' | 'desc' | [3, 2, 1, 0]
'invalid order by metric' | nil | 'metric' | 'desc' | []
end
with_them do
let(:params) { { order_by: order_by, order_by_type: order_by_type, sort: direction } }
it { expect(subject).to eq(candidates.values_at(*expected_order)) }
end
end
context 'when name and sort by metric is passed' do
let(:params) { { order_by: 'auc', order_by_type: 'metric', sort: 'DESC', name: 'a' } }
it { expect(subject).to eq(candidates.values_at(2, 1)) }
end
end
private
def make_candidate_and_metric(name, auc_value, experiment)
create(:ml_candidates, name: name, experiment: experiment, user: nil).tap do |c|
create(:ml_candidate_metrics, name: 'auc', candidate_id: c.id, value: 10)
create(:ml_candidate_metrics, name: 'auc', candidate_id: c.id, value: auc_value)
end
end
end