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require 'test/unit'
require 'optparse/ac'
class TestOptionParser < Test::Unit::TestCase; end
class TestOptionParser::AutoConf < Test::Unit::TestCase
def setup
@opt = OptionParser::AC.new
@foo = @bar = self.class
@opt.ac_arg_enable("foo", "foo option") {|x| @foo = x}
@opt.ac_arg_disable("bar", "bar option") {|x| @bar = x}
@opt.ac_arg_with("zot", "zot option") {|x| @zot = x}
end
class DummyOutput < String
alias write <<
end
def no_error(*args)
$stderr, stderr = DummyOutput.new, $stderr
assert_nothing_raised(*args) {return yield}
ensure
stderr, $stderr = $stderr, stderr
$!.backtrace.delete_if {|e| /\A#{Regexp.quote(__FILE__)}:#{__LINE__-2}/o =~ e} if $!
assert_empty(stderr)
end
def test_enable
@opt.parse!(%w"--enable-foo")
assert_equal(true, @foo)
@opt.parse!(%w"--enable-bar")
assert_equal(true, @bar)
end
def test_disable
@opt.parse!(%w"--disable-foo")
assert_equal(false, @foo)
@opt.parse!(%w"--disable-bar")
assert_equal(false, @bar)
end
def test_with
@opt.parse!(%w"--with-zot=foobar")
assert_equal("foobar", @zot)
@opt.parse!(%w"--without-zot")
assert_nil(@zot)
end
def test_without
@opt.parse!(%w"--without-zot")
assert_nil(@zot)
assert_raise(OptionParser::NeedlessArgument) {@opt.parse!(%w"--without-zot=foobar")}
end
def test_help
help = @opt.help
assert_match(/--enable-foo/, help)
assert_match(/--disable-bar/, help)
assert_match(/--with-zot/, help)
assert_not_match(/--disable-foo/, help)
assert_not_match(/--enable-bar/, help)
assert_not_match(/--without/, help)
end
end
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