/test/lib/numeric/number/test_number11.e

http://github.com/tybor/Liberty · Specman e · 57 lines · 26 code · 6 blank · 25 comment · 0 complexity · bf3c2652c33bd5af4cd220e2f77c5e8a MD5 · raw file 

    

  1. -- This file is part of SmartEiffel The GNU Eiffel Compiler Tools and Libraries.
    2. 

  2. -- See the Copyright notice at the end of this file.
    3. 

  3. --
    4. 

  4. class TEST_NUMBER11
    5. 

  5.    -- some strange examples of calculations between numbers
    6. 

  6.    -- large_positive_integer & large_negative_integer
    7. 

  7. 

  8. insert
    9. 

  9.    EIFFELTEST_TOOLS
    10. 

  10.    PLATFORM
    11. 

  11.    NUMBER_TOOLS
    12. 

  12. 

  13. create {}
    14. 

  14.    make
    15. 

  15. 

  16. feature {ANY}
    17. 

  17.    make
    18. 

  18.       local
    19. 

  19.          n1, n2: NUMBER
    20. 

  20.       do
    21. 

  21.          -- large_positive_integer
    22. 

  22.          n1 := from_integer(Maximum_integer)
    23. 

  23.          n2 := n1 @+ 1000
    24. 

  24.          assert((n1 @+ 1).is_equal(n1 @+ 3 @- 2))
    25. 

  25.          assert((n1 @+ 2).is_equal(n1 @+ 3 @- 1))
    26. 

  26.          assert((n1 @+ 100).is_equal(n1 @+ 200 @- 100))
    27. 

  27.          assert((n1 + n2).is_equal(n1 @* 2 @+ 1000))
    28. 

  28.          -- large_negative_integer
    29. 

  29.          n1 := from_integer(Minimum_integer)
    30. 

  30.          n2 := n1 @- 1000
    31. 

  31.          assert((n1 @- 1).is_equal(n1 @- 3 @+ 2))
    32. 

  32.          assert((n1 @- 2).is_equal(n1 @- 3 @+ 1))
    33. 

  33.          assert((n1 @- 100).is_equal(n1 @- 200 @+ 100))
    34. 

  34.          assert((n1 + n2).is_equal(n1 @* 2 @- 1000))
    35. 

  35.       end
    36. 

  36. 

  37. 

  38. 

  39. end -- class TEST_NUMBER11
    40. 

  40. --
    41. 

  41. -- ------------------------------------------------------------------------------------------------------------------------------
    42. 

  42. -- Copyright notice below. Please read.
    43. 

  43. --
    44. 

  44. -- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
    45. 

  45. -- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
    46. 

  46. -- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
    47. 

  47. -- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
    48. 

  48. -- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
    49. 

  49. -- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
    50. 

  50. --
    51. 

  51. -- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
    52. 

  52. -- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
    53. 

  53. --
    54. 

  54. -- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
    55. 

  55. --
    56. 

  56. -- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
    57. 

  57. -- ------------------------------------------------------------------------------------------------------------------------------
    58.