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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe NullifyIfBlank do
let_it_be(:model) do
Class.new(ApplicationRecord) do
include NullifyIfBlank
nullify_if_blank :name
self.table_name = 'users'
end
end
context 'attribute exists' do
let(:instance) { model.new(name: name) }
subject { instance.name }
before do
instance.validate
end
context 'attribute is blank' do
let(:name) { '' }
it { is_expected.to be_nil }
end
context 'attribute is nil' do
let(:name) { nil }
it { is_expected.to be_nil }
end
context 'attribute is not blank' do
let(:name) { 'name' }
it { is_expected.to eq('name') }
end
end
context 'attribute does not exist' do
before do
model.table_name = 'issues'
end
it { expect { model.new.valid? }.to raise_error(ActiveModel::UnknownAttributeError) }
end
end
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