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# frozen_string_literal: true
require "spec_helper"
describe(Mercenary::Option) do
let(:config_key) { "largo" }
let(:description) { "This is a description" }
let(:switches) { ["-l", "--largo"] }
let(:option) { described_class.new(config_key, [switches, description].flatten.reject(&:nil?)) }
it "knows its config key" do
expect(option.config_key).to eql(config_key)
end
it "knows its description" do
expect(option.description).to eql(description)
end
it "knows its switches" do
expect(option.switches).to eql(switches)
end
it "knows how to present itself" do
expect(option.to_s).to eql(" -l, --largo #{description}")
end
it "has an OptionParser representation" do
expect(option.for_option_parser).to eql([switches, description].flatten)
end
it "compares itself with other options well" do
new_option = described_class.new(config_key, ["-l", "--largo", description])
expect(option.eql?(new_option)).to be(true)
expect(option.hash.eql?(new_option.hash)).to be(true)
end
it "has a custom #hash" do
expect(option.hash.to_s).to match(%r!\d+!)
end
context "with just the long switch" do
let(:switches) { ["--largo"] }
it "adds an empty string in place of the short switch" do
expect(option.switches).to eql(["", "--largo"])
end
it "sets its description properly" do
expect(option.description).to eql(description)
end
it "knows how to present the switch" do
expect(option.formatted_switches).to eql(" --largo ")
end
end
context "with just the short switch" do
let(:switches) { ["-l"] }
it "adds an empty string in place of the long switch" do
expect(option.switches).to eql(["-l", ""])
end
it "sets its description properly" do
expect(option.description).to eql(description)
end
it "knows how to present the switch" do
expect(option.formatted_switches).to eql(" -l ")
end
end
context "without a description" do
let(:description) { nil }
it "knows there is no description" do
expect(option.description).to be(nil)
end
it "knows both inputs are switches" do
expect(option.switches).to eql(switches)
end
end
end
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