55 lines
1.8 KiB
Ruby
55 lines
1.8 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe ExperimentSubject, type: :model do
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describe 'associations' do
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it { is_expected.to belong_to(:experiment) }
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it { is_expected.to belong_to(:user) }
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it { is_expected.to belong_to(:group) }
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it { is_expected.to belong_to(:project) }
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end
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describe 'validations' do
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it { is_expected.to validate_presence_of(:experiment) }
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describe 'must_have_one_subject_present' do
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let(:experiment_subject) { build(:experiment_subject, user: nil, group: nil, project: nil) }
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let(:error_message) { 'Must have exactly one of User, Group, or Project.' }
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it 'fails when no subject is present' do
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expect(experiment_subject).not_to be_valid
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expect(experiment_subject.errors[:base]).to include(error_message)
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end
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it 'passes when user subject is present' do
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experiment_subject.user = build(:user)
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expect(experiment_subject).to be_valid
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end
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it 'passes when group subject is present' do
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experiment_subject.group = build(:group)
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expect(experiment_subject).to be_valid
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end
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it 'passes when project subject is present' do
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experiment_subject.project = build(:project)
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expect(experiment_subject).to be_valid
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end
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it 'fails when more than one subject is present', :aggregate_failures do
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# two subjects
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experiment_subject.user = build(:user)
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experiment_subject.group = build(:group)
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expect(experiment_subject).not_to be_valid
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expect(experiment_subject.errors[:base]).to include(error_message)
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# three subjects
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experiment_subject.project = build(:project)
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expect(experiment_subject).not_to be_valid
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expect(experiment_subject.errors[:base]).to include(error_message)
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end
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end
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end
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end
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