ruby/test/mkmf/test_convertible.rb

# frozen_string_literal: false
require_relative 'base'

class TestMkmfConvertible < TestMkmf
  def test_typeof_builtin
    ["", ["signed ", ""], "unsigned "].each do |signed, prefix|
      %w[short int long].each do |type|
        assert_equal((prefix || signed)+type,
                     mkmf {convertible_int(signed+type)}, MKMFLOG)
      end
    end
  end

  def test_typeof_typedef
    ["", ["signed ", ""], "unsigned "].each do |signed, prefix|
      %w[short int long].each do |type|
        open("confdefs.h", "w") {|f|
          f.puts "typedef #{signed}#{type} test1_t;"
        }
        $defs.clear
        assert_equal((prefix || signed)+type,
                     mkmf {convertible_int("test1_t", "confdefs.h")}, MKMFLOG)
        (u = signed[/^u/]) and u.upcase!
        assert_include($defs, "-DTYPEOF_TEST1_T="+"#{prefix||signed}#{type}".quote)
        assert_include($defs, "-DPRI_TEST1T_PREFIX=PRI_#{type.upcase}_PREFIX")
        assert_include($defs, "-DTEST1T2NUM=#{u}#{type.upcase}2NUM")
        assert_include($defs, "-DNUM2TEST1T=NUM2#{u}#{type.upcase}")
      end
    end
  ensure
    File.unlink("confdefs.h")
  end
end