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Split test files for IRB::Color and IRB::ColorPrinter
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# frozen_string_literal: false | ||
require 'test/unit' | ||
require 'irb/color_printer' | ||
require 'rubygems' | ||
require 'stringio' | ||
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module TestIRB | ||
class TestColorPrinter < Test::Unit::TestCase | ||
CLEAR = "\e[0m" | ||
BOLD = "\e[1m" | ||
UNDERLINE = "\e[4m" | ||
REVERSE = "\e[7m" | ||
RED = "\e[31m" | ||
GREEN = "\e[32m" | ||
YELLOW = "\e[33m" | ||
BLUE = "\e[34m" | ||
MAGENTA = "\e[35m" | ||
CYAN = "\e[36m" | ||
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def setup | ||
@get_screen_size = Reline.method(:get_screen_size) | ||
Reline.instance_eval { undef :get_screen_size } | ||
def Reline.get_screen_size | ||
[36, 80] | ||
end | ||
end | ||
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def teardown | ||
Reline.instance_eval { undef :get_screen_size } | ||
Reline.define_singleton_method(:get_screen_size, @get_screen_size) | ||
end | ||
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IRBTestColorPrinter = Struct.new(:a) | ||
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def test_color_printer | ||
unless ripper_lexer_scan_supported? | ||
skip 'Ripper::Lexer#scan is supported in Ruby 2.7+' | ||
end | ||
{ | ||
1 => "#{BLUE}#{BOLD}1#{CLEAR}\n", | ||
IRBTestColorPrinter.new('test') => "#{GREEN}#<struct TestIRB::TestColorPrinter::IRBTestColorPrinter#{CLEAR} a#{GREEN}=#{CLEAR}#{RED}#{BOLD}\"#{CLEAR}#{RED}test#{CLEAR}#{RED}#{BOLD}\"#{CLEAR}#{GREEN}>#{CLEAR}\n", | ||
Ripper::Lexer.new('1').scan => "[#{GREEN}#<Ripper::Lexer::Elem:#{CLEAR} on_int@1:0 END token: #{RED}#{BOLD}\"#{CLEAR}#{RED}1#{CLEAR}#{RED}#{BOLD}\"#{CLEAR}#{GREEN}>#{CLEAR}]\n", | ||
Class.new{define_method(:pretty_print){|q| q.text("[__FILE__, __LINE__, __ENCODING__]")}}.new => "[#{CYAN}#{BOLD}__FILE__#{CLEAR}, #{CYAN}#{BOLD}__LINE__#{CLEAR}, #{CYAN}#{BOLD}__ENCODING__#{CLEAR}]\n", | ||
}.each do |object, result| | ||
actual = with_term { IRB::ColorPrinter.pp(object, '') } | ||
assert_equal(result, actual, "Case: IRB::ColorPrinter.pp(#{object.inspect}, '')") | ||
end | ||
end | ||
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private | ||
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def ripper_lexer_scan_supported? | ||
Gem::Version.new(RUBY_VERSION) >= Gem::Version.new('2.7.0') | ||
end | ||
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def with_term | ||
stdout = $stdout | ||
io = StringIO.new | ||
def io.tty?; true; end | ||
$stdout = io | ||
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env = ENV.to_h.dup | ||
ENV['TERM'] = 'xterm-256color' | ||
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yield | ||
ensure | ||
$stdout = stdout | ||
ENV.replace(env) if env | ||
end | ||
end | ||
end |