mastodon/spec/validators/lines_validator_spec.rb

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# frozen_string_literal: true
require 'rails_helper'
RSpec.describe LinesValidator do
let(:record_class) do
Class.new do
include ActiveModel::Validations
attr_accessor :text
validates :text, lines: { maximum: 5 }
end
end
let(:record) { record_class.new }
describe '#validate_each' do
context 'with a nil value' do
it 'does not add errors' do
record.text = nil
expect(record).to be_valid
expect(record.errors).to be_empty
end
end
context 'with lines below the limit' do
it 'does not add errors' do
record.text = "hoge\n" * 5
expect(record).to be_valid
expect(record.errors).to be_empty
end
end
context 'with more lines than limit' do
it 'adds an error' do
record.text = "hoge\n" * 6
expect(record).to_not be_valid
expect(record.errors.where(:text)).to_not be_empty
end
end
end
end