src/kmk/testcase-math.kmk

   1 # $Id$
   2 ## @file
   3 # kBuild - testcase for the math functions.
   4 #
   5
   6 #
   7 # Copyright (c) 2007-2009 knut st. osmundsen <bird-kBuild-spamix@anduin.net>
   8 #
   9 # This file is part of kBuild.
  10 #
  11 # kBuild is free software; you can redistribute it and/or modify
  12 # it under the terms of the GNU General Public License as published by
  13 # the Free Software Foundation; either version 3 of the License, or
  14 # (at your option) any later version.
  15 #
  16 # kBuild is distributed in the hope that it will be useful,
  17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 # GNU General Public License for more details.
  20 #
  21 # You should have received a copy of the GNU General Public License
  22 # along with kBuild.  If not, see <http://www.gnu.org/licenses/>
  23 #
  24 #
  25
  26 DEPTH = ../..
  27 include $(PATH_KBUILD)/header.kmk
  28
  29 ifneq ($(not 1),)
  30  $(error The 'not' function is missing)
  31 endif
  32 ifneq ($(eq 1,1),1)
  33  $(error The 'eq' function is missing)
  34 endif
  35
  36
  37 ASSERT_TRUE  = $(if $(not $(1)),$(error failure: '$(1)' isn't true))
  38 ASSERT_FALSE = $(if       $(1) ,$(error failure: '$(1)' isn't false))
  39
  40 $(call ASSERT_TRUE, $(int-eq 0x0, 0))
  41 $(call ASSERT_FALSE,$(int-eq 1, 0))
  42 $(call ASSERT_FALSE,$(int-eq 1123123123, 9898787987))
  43 $(call ASSERT_TRUE, $(int-eq 1234567890, 1234567890))
  44 $(call ASSERT_TRUE, $(int-eq 0x1c, 28))
  45 $(call ASSERT_TRUE, $(int-eq 1c, 28))
  46 $(call ASSERT_TRUE, $(int-ne 0x123, -0x123))
  47 $(call ASSERT_TRUE, $(int-ne 123, -0x123))
  48 $(call ASSERT_FALSE,$(int-ne 0x100, 256))
  49 $(call ASSERT_FALSE,$(int-ne 0x0, 0))
  50 $(call ASSERT_FALSE,$(int-ne 0x1c, 28))
  51 $(call ASSERT_TRUE, $(int-le 0, 0))
  52 $(call ASSERT_TRUE, $(int-le -0, 0))
  53 $(call ASSERT_FALSE,$(int-le 5, 1))
  54 $(call ASSERT_FALSE,$(int-lt 5, 1))
  55 $(call ASSERT_FALSE,$(int-lt 5, 5))
  56 $(call ASSERT_TRUE, $(int-lt 9, 10))
  57 $(call ASSERT_TRUE, $(int-lt -9, -8))
  58 $(call ASSERT_TRUE, $(int-ge 0, 0))
  59 $(call ASSERT_TRUE, $(int-ge -0, 0))
  60 $(call ASSERT_TRUE, $(int-ge 1, 0))
  61 $(call ASSERT_TRUE, $(int-ge -55, -55))
  62 $(call ASSERT_TRUE, $(int-ge 512, 400))
  63 $(call ASSERT_TRUE, $(int-ge -18, -19))
  64 $(call ASSERT_FALSE,$(int-ge -19, -18))
  65 $(call ASSERT_FALSE,$(int-ge 15, 20))
  66 $(call ASSERT_FALSE,$(int-gt 15, 20))
  67 $(call ASSERT_FALSE,$(int-gt 15, 15))
  68 $(call ASSERT_TRUE, $(int-gt 20, 15))
  69
  70 ASSERT2 = $(if $(not $(int-eq $(1),$(2))),$(error failure: '$(1)' -ne '$(2)'))
  71 $(call ASSERT2,$(int-add 1, 1),0x2)
  72 $(call ASSERT2,$(int-add 1, 1, 1, 1, 1, 1, 1),7)
  73 $(call ASSERT2,$(int-add 1, -1),0)
  74 $(call ASSERT2,$(int-sub 1, -1),2)
  75 $(call ASSERT2,$(int-sub 1, 5),-4)
  76 $(call ASSERT2,$(int-mul 0x10, 0x20),0x200)
  77 $(call ASSERT2,$(int-mul 0x20, 0x10),0x200)
  78 $(call ASSERT2,$(int-mul 4, 7),28)
  79 $(call ASSERT2,$(int-mul 2, 2, 2, 2, 2, 4, 1, 1, 1, 1),128)
  80 $(call ASSERT2,$(int-div 0x1000, 0x100),0x10)
  81 $(call ASSERT2,$(int-div 999, 10),99)
  82 $(call ASSERT2,$(int-div 4096, 4,2,2,2,2),64)
  83 #$(call ASSERT2,$(int-div 0x1230023213, 0),0x0)
  84 $(call ASSERT2,$(int-mod 19, 10),9)
  85 $(call ASSERT2,$(int-mod 9, 10),9)
  86 $(call ASSERT2,$(int-mod 30, 10),0)
  87 $(call ASSERT2,$(int-not 0),-1)
  88 $(call ASSERT2,$(int-and 1, 1),1)
  89 $(call ASSERT2,$(int-and 0x123123214, 0xfff),0x214)
  90 $(call ASSERT2,$(int-and 0x123123214, 0xf0f, 0xf),4)
  91 $(call ASSERT2,$(int-or 1, 1, 1, 2, 2),3)
  92 $(call ASSERT2,$(int-xor 1, 1, 2, 2),0)
  93 $(call ASSERT2,$(int-xor 1, 2, 4),7)
  94
  95
  96 all_recursive:
  97         $(ECHO) The math works. 6 * 7 = $(int-mul 6,7)
  98