test-suite/tests/import.test

   1 ;;;; import.test --- test selective and renaming imports    -*- scheme -*-
   2 ;;;; Copyright (C) 2000, 2001, 2006 Free Software Foundation, Inc.
   3 ;;;;
   4 ;;;; This library is free software; you can redistribute it and/or
   5 ;;;; modify it under the terms of the GNU Lesser General Public
   6 ;;;; License as published by the Free Software Foundation; either
   7 ;;;; version 3 of the License, or (at your option) any later version.
   8 ;;;;
   9 ;;;; This library is distributed in the hope that it will be useful,
  10 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 ;;;; Lesser General Public License for more details.
  13 ;;;;
  14 ;;;; You should have received a copy of the GNU Lesser General Public
  15 ;;;; License along with this library; if not, write to the Free Software
  16 ;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17
  18 (define-module (exporter)
  19   :export (foo bar))
  20
  21 (define foo 1)
  22 (define bar 2)
  23
  24 (define-module (importer)
  25   :use-module (test-suite lib))
  26
  27 (use-modules ((exporter)
  28               :select (foo (bar . baz))))
  29
  30 (pass-if-exception "selective non-import" (cons 'unbound-variable
  31                                                 "^Unbound variable")
  32   (= bar 2))
  33
  34 (pass-if "selective import"
  35   (= foo 1))
  36
  37 (pass-if "renaming import"
  38   (= baz 2))
  39
  40 (use-modules ((exporter) :renamer (symbol-prefix-proc 'external:)))
  41
  42 (pass-if "symbol-prefic-proc import"
  43   (and (= external:foo 1)
  44        (= external:bar 2)))
  45
  46 (use-modules ((exporter) :renamer (lambda (sym)
  47                                     (symbol-append sym ':external))))
  48
  49 (pass-if "renamer import"
  50   (and (= foo:external 1)
  51        (= bar:external 2)))