require_relative '../../../spec_helper'

ruby_version_is ""..."4.0" do

  describe "Process::Status#&" do
    it "returns a bitwise and of the integer status of an exited child" do
      suppress_warning do
        ruby_exe("exit(29)", exit_status: 29)
        ($? & 0).should == 0
        ($? & $?.to_i).should == $?.to_i

        # Actual value is implementation specific
        platform_is :linux do
          # 29 == 0b11101
          ($? & 0b1011100000000).should == 0b1010100000000
        end
      end
    end

    ruby_version_is ""..."4.0" do
      it "raises an ArgumentError if mask is negative" do
        suppress_warning do
          ruby_exe("exit(0)")
          -> {
            $? & -1
          }.should.raise(ArgumentError, 'negative mask value: -1')
        end
      end

      it "shows a deprecation warning" do
        ruby_exe("exit(0)")
        -> {
          $? & 0
        }.should complain(/warning: Process::Status#& is deprecated and will be removed .*use other Process::Status predicates instead/)
      end
    end
  end
end
