# Copyright, 2019, by Samuel G. D. Williams. <http://www.codeotaku.com>
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

require 'samovar/many'

RSpec.describe Samovar::One do
	let(:default) {"1"}
	let(:input) {["2", "3", "4"]}
	
	subject{described_class.new(:thing, "a thing", default: default)}
	
	it "has string representation" do
		expect(subject.to_s).to be == "<thing>"
	end
	
	it "should have default" do
		expect(subject.default).to be == default
	end
	
	it "should use default" do
		expect(subject.parse([])).to be == default
	end
	
	it "should use specified default" do
		expect(subject.parse([], nil, "2")).to be == "2"
	end
	
	it "should not use default if input specified" do
		expect(subject.parse(input)).to be == "2"
		expect(input).to be == ["3", "4"]
	end
end
