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Contents
# frozen_string_literal: true
require 'spec_helper'
describe Sinclair::MethodDefinition::StringDefinition do
subject(:definition) do
described_class.new(method_name, code, **options)
end
let(:method_name) { :the_method }
let(:code) { 'Random.rand' }
let(:options) { {} }
describe '#code_line' do
let(:klass) { Class.new }
let(:instance) { klass.new }
let(:code_line) { definition.code_line }
it 'returns the code' do
expect(definition.code_line).to eq(code)
end
it 'returns a code with no cache' do
expect(instance.instance_eval(code_line))
.not_to eq(instance.instance_eval(code_line))
end
context 'when cache true is given' do
let(:options) { { cached: true } }
it 'returns the code with simple cache' do
expect(definition.code_line)
.to eq("@#{method_name} ||= #{code}")
end
it 'returns a code with cache' do
expect(instance.instance_eval(code_line))
.to eq(instance.instance_eval(code_line))
end
it 'returns a code that does not cache nil' do
instance.instance_variable_set("@#{method_name}", nil)
expect(instance.instance_eval(code_line)).not_to be_nil
end
end
context 'when cache full is given' do
let(:options) { { cached: :full } }
let(:expected) do
"defined?(@#{method_name}) ? @#{method_name} : (@#{method_name} = #{code})"
end
it 'returns the code with full cache' do
expect(definition.code_line).to eq(expected)
end
it 'returns a code with cache' do
expect(instance.instance_eval(code_line))
.to eq(instance.instance_eval(code_line))
end
it 'returns a code that caches nil' do
instance.instance_variable_set("@#{method_name}", nil)
expect(instance.instance_eval(code_line)).to be_nil
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems