mdw@git.distorted.org.uk Git - disorder/blob - lib/t-macros.c

   1 /*
   2  * This file is part of DisOrder.
   3  * Copyright (C) 2008 Richard Kettlewell
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  18  * USA
  19  */
  20 #include "test.h"
  21 #include "macros.h"
  22
  23 static void test_macros(void) {
  24   const struct mx_node *m;
  25 #define L1 "this is just some\n"
  26 #define L2 "plain text\n"
  27   static const char plain[] = L1 L2;
  28
  29   /* As simple as it gets */
  30   m = mx_parse("plaintext1", 1, "", NULL);
  31   insist(m == 0);
  32
  33   /* Almost as simple as that */
  34   m = mx_parse("plaintext1", 1, plain, NULL);
  35   check_integer(m->type, MX_TEXT);
  36   check_string(m->filename, "plaintext1");
  37   check_integer(m->line, 1);
  38   check_string(m->text, L1 L2);
  39   insist(m->next == 0);
  40   check_string(mx_dump(m), plain);
  41
  42   /* Check that partial parses stop in the right place */
  43   m = mx_parse("plaintext2", 5, plain, plain + strlen(L1));
  44   check_integer(m->type, MX_TEXT);
  45   check_string(m->filename, "plaintext2");
  46   check_integer(m->line, 5);
  47   check_string(m->text, L1);
  48   insist(m->next == 0);
  49   check_string(mx_dump(m), L1);
  50
  51   /* The simplest possible expansion */
  52   m = mx_parse("macro1", 1, "@macro@", NULL);
  53   check_integer(m->type, MX_EXPANSION);
  54   check_string(m->filename, "macro1");
  55   check_integer(m->line, 1);
  56   check_string(m->name, "macro");
  57   check_integer(m->nargs, 0);
  58   insist(m->args == 0);
  59   insist(m->next == 0);
  60   check_string(mx_dump(m), "@macro@");
  61
  62   /* Spacing variants of the above */
  63   m = mx_parse("macro2", 1, "@    macro@", NULL);
  64   check_integer(m->type, MX_EXPANSION);
  65   check_string(m->filename, "macro2");
  66   check_integer(m->line, 1);
  67   check_string(m->name, "macro");
  68   check_integer(m->nargs, 0);
  69   insist(m->args == 0);
  70   insist(m->next == 0);
  71   check_string(mx_dump(m), "@macro@");
  72   m = mx_parse("macro3", 1, "@macro    @", NULL);
  73   check_integer(m->type, MX_EXPANSION);
  74   check_string(m->filename, "macro3");
  75   check_integer(m->line, 1);
  76   check_string(m->name, "macro");
  77   check_integer(m->nargs, 0);
  78   insist(m->args == 0);
  79   insist(m->next == 0);
  80   check_string(mx_dump(m), "@macro@");
  81
  82   /* Unterminated variants */
  83   m = mx_parse("macro4", 1, "@macro", NULL);
  84   check_integer(m->type, MX_EXPANSION);
  85   check_string(m->filename, "macro4");
  86   check_integer(m->line, 1);
  87   check_string(m->name, "macro");
  88   check_integer(m->nargs, 0);
  89   insist(m->args == 0);
  90   insist(m->next == 0);
  91   check_string(mx_dump(m), "@macro@");
  92   m = mx_parse("macro5", 1, "@macro   ", NULL);
  93   check_integer(m->type, MX_EXPANSION);
  94   check_string(m->filename, "macro5");
  95   check_integer(m->line, 1);
  96   check_string(m->name, "macro");
  97   check_integer(m->nargs, 0);
  98   insist(m->args == 0);
  99   insist(m->next == 0);
 100   check_string(mx_dump(m), "@macro@");
 101
 102   /* Macros with a :-separated argument */
 103   m = mx_parse("macro5", 1, "@macro:arg@", NULL);
 104   check_integer(m->type, MX_EXPANSION);
 105   check_string(m->filename, "macro5");
 106   check_integer(m->line, 1);
 107   check_string(m->name, "macro");
 108   check_integer(m->nargs, 1);
 109   insist(m->next == 0);
 110
 111   check_integer(m->args[0]->type, MX_TEXT);
 112   check_string(m->args[0]->filename, "macro5");
 113   check_integer(m->args[0]->line, 1);
 114   check_string(m->args[0]->text, "arg");
 115   insist(m->args[0]->next == 0);
 116
 117   check_string(mx_dump(m), "@macro{arg}@");
 118
 119   /* Multiple :-separated arguments, and spacing, and newlines */
 120   m = mx_parse("macro6", 1, "@macro : \n arg1 : \n arg2@", NULL);
 121   check_integer(m->type, MX_EXPANSION);
 122   check_string(m->filename, "macro6");
 123   check_integer(m->line, 1);
 124   check_string(m->name, "macro");
 125   check_integer(m->nargs, 2);
 126   insist(m->next == 0);
 127
 128   check_integer(m->args[0]->type, MX_TEXT);
 129   check_string(m->args[0]->filename, "macro6");
 130   check_integer(m->args[0]->line, 2);
 131   check_string(m->args[0]->text, "arg1");
 132   insist(m->args[0]->next == 0);
 133
 134   check_integer(m->args[1]->type, MX_TEXT);
 135   check_string(m->args[1]->filename, "macro6");
 136   check_integer(m->args[1]->line, 3);
 137   check_string(m->args[1]->text, "arg2");
 138   insist(m->args[1]->next == 0);
 139
 140   check_string(mx_dump(m), "@macro{arg1}{arg2}@");
 141
 142   /* Multiple bracketed arguments */
 143   m = mx_parse("macro7", 1, "@macro{arg1}{arg2}@", NULL);
 144   check_string(mx_dump(m), "@macro{arg1}{arg2}@");
 145
 146   m = mx_parse("macro8", 1, "@macro{\narg1}{\narg2}@", NULL);
 147   check_string(mx_dump(m), "@macro{\narg1}{\narg2}@");
 148   check_integer(m->args[0]->line, 1);
 149   check_integer(m->args[1]->line, 2);
 150   /* ...yes, lines 1 and 2: the first character of the first arg is
 151    * the \n at the end of line 1.  Compare with macro9: */
 152
 153   m = mx_parse("macro9", 1, "@macro\n{arg1}\n{arg2}@", NULL);
 154   check_string(mx_dump(m), "@macro{arg1}{arg2}@");
 155   check_integer(m->args[0]->line, 2);
 156   check_integer(m->args[1]->line, 3);
 157
 158   /* Arguments that themselves contain expansions */
 159   m = mx_parse("macro10", 1, "@macro{@macro2{arg1}{arg2}@}@", NULL);
 160   check_string(mx_dump(m), "@macro{@macro2{arg1}{arg2}@}@");
 161
 162   /* ...and with omitted trailing @ */
 163   m = mx_parse("macro11", 1, "@macro{@macro2{arg1}{arg2}}", NULL);
 164   check_string(mx_dump(m), "@macro{@macro2{arg1}{arg2}@}@");
 165
 166   /* Similarly but with more whitespace; NB that the whitespace is
 167    * preserved. */
 168   m = mx_parse("macro12", 1, "@macro {@macro2 {arg1} {arg2}  }\n", NULL);
 169   check_string(mx_dump(m), "@macro{@macro2{arg1}{arg2}@  }@\n");
 170 }
 171
 172 TEST(macros);
 173
 174 /*
 175 Local Variables:
 176 c-basic-offset:2
 177 comment-column:40
 178 fill-column:79
 179 indent-tabs-mode:nil
 180 End:
 181 */