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# encoding: utf-8
# frozen_string_literal: true
require 'spec_helper'
describe "Ruby 1.8 Extensions" do
describe "string ascii detection" do
it "should say it is US-ASCII only if it is" do
expect("abc").to be_ascii_only
end
it "should not say it is US-ASCII only if it isn't" do
expect("かきくけこ").not_to be_ascii_only
end
it "should not say it is US-ASCII only if it is a mix" do
expect("abcかきくけこ123").not_to be_ascii_only
end
it "should handle edge cases" do
["\x00", "\x01", "\x40", "\x7f", "\x73"].each do |str|
expect(str).to be_ascii_only
end
["\x81", "\x99", "\xFF"].each do |str|
expect(str).not_to be_ascii_only
end
end
end
end
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