require 'test/unit' require 'optparse' class TestOptionParser < Test::Unit::TestCase def setup @opt = OptionParser.new @flag = self.class # cannot set by option end def no_error(*args) assert_nothing_raised(*args) {return yield} ensure $!.backtrace.delete_if {|e| /\A#{Regexp.quote(__FILE__)}:#{__LINE__-2}/o =~ e} if $! end def test_permute assert_equal(%w"", no_error {@opt.permute!(%w"")}) assert_equal(self.class, @flag) assert_equal(%w"foo bar", no_error {@opt.permute!(%w"foo bar")}) assert_equal(self.class, @flag) assert_equal(%w"- foo bar", no_error {@opt.permute!(%w"- foo bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo bar", no_error {@opt.permute!(%w"-- foo bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo - bar", no_error {@opt.permute!(%w"foo - bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo bar", no_error {@opt.permute!(%w"foo -- bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo --help bar", no_error {@opt.permute!(%w"foo -- --help bar")}) assert_equal(self.class, @flag) end def test_order assert_equal(%w"", no_error {@opt.order!(%w"")}) assert_equal(self.class, @flag) assert_equal(%w"foo bar", no_error {@opt.order!(%w"foo bar")}) assert_equal(self.class, @flag) assert_equal(%w"- foo bar", no_error {@opt.order!(%w"- foo bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo bar", no_error {@opt.permute!(%w"-- foo bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo - bar", no_error {@opt.order!(%w"foo - bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo -- bar", no_error {@opt.order!(%w"foo -- bar")}) assert_equal(self.class, @flag) assert_equal(%w"foo -- --help bar", no_error {@opt.order!(%w"foo -- --help bar")}) assert_equal(self.class, @flag) end end