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require File.expand_path('../../../spec_helper', __FILE__)
require 'getoptlong'
describe "GetoptLong#ordering=" do
it "raises an ArgumentError if called after processing has started" do
argv [ "--size", "10k", "--verbose" ] do
opts = GetoptLong.new([ '--size', GetoptLong::REQUIRED_ARGUMENT ],
[ '--verbose', GetoptLong::NO_ARGUMENT ])
opts.quiet = true
opts.get
lambda {
opts.ordering = GetoptLong::PERMUTE
}.should raise_error(ArgumentError)
end
end
it "raises an ArgumentError if given an invalid value" do
opts = GetoptLong.new
lambda {
opts.ordering = 12345
}.should raise_error(ArgumentError)
end
it "does not allow changing ordering to PERMUTE if ENV['POSIXLY_CORRECT'] is set" do
begin
old_env_value = ENV['POSIXLY_CORRECT']
ENV['POSIXLY_CORRECT'] = ""
opts = GetoptLong.new
opts.ordering = GetoptLong::PERMUTE
opts.ordering.should == GetoptLong::REQUIRE_ORDER
ensure
ENV['POSIXLY_CORRECT'] = old_env_value
end
end
end
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