require File.expand_path('../../../spec_helper', __FILE__)

describe "File.lchmod" do
  platform_is_not :os => [:linux, :windows, :openbsd, :solaris] do
    before :each do
      @fname = tmp('file_chmod_test')
      @lname = @fname + '.lnk'

      touch(@fname) { |f| f.write "rubinius" }

      rm_r @lname
      File.symlink @fname, @lname
    end

    after :each do
      rm_r @lname, @fname
    end

    it "changes the file mode of the link and not of the file" do
      File.chmod(0222, @lname).should  == 1
      File.lchmod(0755, @lname).should == 1

      File.lstat(@lname).executable?.should == true
      File.lstat(@lname).readable?.should   == true
      File.lstat(@lname).writable?.should   == true

      File.stat(@lname).executable?.should == false
      File.stat(@lname).readable?.should   == false
      File.stat(@lname).writable?.should   == true
    end
  end

  ruby_version_is "1.9" do
    platform_is :os => [:linux, :openbsd] do
      it "returns false from #respond_to?" do
        File.respond_to?(:lchmod).should be_false
      end

      it "raises a NotImplementedError when called" do
        lambda { File.lchmod }.should raise_error(NotImplementedError)
      end
    end
  end

end