зеркало из https://github.com/github/ruby.git
39 строки
1.1 KiB
Ruby
39 строки
1.1 KiB
Ruby
# frozen_string_literal: false
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require 'test/unit'
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require 'optparse'
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require 'optparse/kwargs'
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class TestOptionParserKwArg < Test::Unit::TestCase
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class K
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def initialize(host:, port: 8080)
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@host = host
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@port = port
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end
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end
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class DummyOutput < String
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alias write concat
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end
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def assert_no_error(*args)
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$stderr, stderr = DummyOutput.new, $stderr
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assert_nothing_raised(*args) {return yield}
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ensure
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stderr, $stderr = $stderr, stderr
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$!.backtrace.delete_if {|e| /\A#{Regexp.quote(__FILE__)}:#{__LINE__-2}/o =~ e} if $!
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assert_empty(stderr)
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end
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alias no_error assert_no_error
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def test_kwarg
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opt = OptionParser.new
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options = opt.define_by_keywords({}, K.instance_method(:initialize),
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port: [Integer])
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assert_raise(OptionParser::MissingArgument) {opt.parse!(%w"--host")}
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assert_nothing_raised {opt.parse!(%w"--host=localhost")}
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assert_equal("localhost", options[:host])
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assert_nothing_raised {opt.parse!(%w"--port")}
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assert_nothing_raised {opt.parse!(%w"--port=80")}
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assert_equal(80, options[:port])
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end
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end
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