ruby--ruby/test/mkmf/test_find_executable.rb

require_relative 'base'

class TestMkmf
  class TestFindExecutable < TestMkmf
    def test_valid_warnflags
      val = $extmk
      begin
        makefile = mkmf do
          $extmk = false
          self.class::CONFIG['warnflags'] = "-Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Werror=pointer-arith -Werror=write-strings -Werror=declaration-after-statement -Werror=shorten-64-to-32"
          self.class::CONFIG['GCC'] = 'yes'
          configuration '.'
        end
        generated_flags = makefile.grep(/warnflags/).first[/^warnflags = .*$/]
        assert_equal "warnflags = -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32", generated_flags
      ensure
        $extmk = val
      end
    end

    def test_find_executable
      bug2669 = '[ruby-core:27912]'
      path, ENV["PATH"] = ENV["PATH"], path
      ENV["PATH"] = @tmpdir
      name = "foobar#{$$}#{rand(1000)}"
      exts = mkmf {self.class::CONFIG['EXECUTABLE_EXTS']}.split
      stdout.filter {|s| s.sub(name, "<executable>")}
      exts[0] ||= ""
      exts.each do |ext|
        full = name+ext
        begin
          open(full, "w") {|ff| ff.chmod(0755)}
          result = mkmf {find_executable(name)}
        ensure
          File.unlink(full)
        end
        assert_equal("#{@tmpdir}/#{name}#{ext}", result, bug2669)
      end
    ensure
      ENV["PATH"] = path
    end
  end
end