test_stringop.c

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/*
Copyright (C) 2007-12 Andrea Vedaldi and Brian Fulkerson.
All rights reserved.

This file is part of the VLFeat library and is made available under
the terms of the BSD license (see the COPYING file).
*/

#include "check.h"
#include <vl/stringop.h>
#include <string.h>

int
main (int argc VL_UNUSED, char *argv[] VL_UNUSED)
{
  vl_size q ;
  int err, protocol ;
  char const *repl  = "vision" ;
  char const *str   = "*: * '\\*' *" ;
  char const *subst = "vision: vision '*' vision" ;
  char const *t1   = "a/b/c/d.tar.gz" ;
  char const *t3   = "t" ;
  char const *next ;

  enum { buf_len = 1024 } ;
  char buf [buf_len] ;

  enum { sml_len = 2 } ;
  char sml [sml_len] ;

  /* -------------------------------------------------------------- */

  /* t3 fits in the destination buffer */
  q = vl_string_copy (sml, sml_len, t3) ;
  err = (q >= sml_len) ;
  check (! err, "vl_string_copy") ;
  check (q == strlen(t3), "vl_string_copy") ;

  /* t1 does not fit in the destination buffer */
  q = vl_string_copy (sml, sml_len, t1) ;
  err = (q >= sml_len) ;
  check (err, "vl_string_copy") ;
  check (q == strlen(t1), "vl_string_copy") ;

  /* -------------------------------------------------------------- */

  /* check substitution with widcard */
  q = vl_string_replace_wildcard (buf, buf_len,
                                  str, '*', '\\', repl) ;
  err = (q >= buf_len) ;
  check (! err, "vl_string_replace_wildcard") ;
  check (strcmp(buf, subst) == 0, "vl_string_replace_wildcard") ;
  check (strlen(subst) == q, "vl_string_replace_wildcard") ;


  /* and the case in which the destination buffer is too small */
  q = vl_string_replace_wildcard (sml, sml_len,
                                  str, '*', '\\', repl) ;
  err = (q >= sml_len) ;
  check (err, "vl_string_replace_wildcard") ;
  check (strlen(subst) == q, "vl_string_replace_wildcard") ;

  /* and without output string */
  q = vl_string_replace_wildcard (0,0,
                                  str, '*', '\\', repl) ;
  err = (q >= sml_len) ;
  check (err, "vl_string_replace_wildcard") ;
  check (strlen(subst) == q, "vl_string_replace_wildcard") ;

  /* -------------------------------------------------------------- */
  q = vl_string_basename (buf, buf_len, "a/b/c/d.tar.gz", 0) ;
  err = (q >= buf_len) ;
  check (! err, "vl_string_basename") ;
  check (strcmp(buf, "d.tar.gz") == 0, "vl_string_basename") ;

  q = vl_string_basename (buf, buf_len, "a/b/c/d.tar.gz", 1) ;
  err = (q >= buf_len) ;
  check (! err, "vl_string_basename") ;
  check (strcmp(buf, "d.tar") == 0, "vl_string_basename") ;

  q = vl_string_basename (buf, buf_len, "a/b/c/d.tar.gz", 2) ;
  err = (q >= buf_len) ;
  check (! err, "vl_string_basename") ;
  check (strcmp(buf, "d") == 0, "vl_string_basename") ;

  q = vl_string_basename (buf, buf_len, "a/b/c/d.tar.gz", 3) ;
  err = (q >= buf_len) ;
  check (! err, "vl_string_basename") ;
  check (strcmp(buf, "d") == 0, "vl_string_basename") ;

  /* -------------------------------------------------------------- */
  next = "ascii://bin://ascii://bin://unkown1://unknown2://bin:///which remains/" ;
  next = vl_string_parse_protocol(next, &protocol) ;
  check (protocol == VL_PROT_ASCII,) ;
  next = vl_string_parse_protocol(next, &protocol) ;
  check (protocol == VL_PROT_BINARY,) ;
  next = vl_string_parse_protocol(next, &protocol) ;
  check (protocol == VL_PROT_ASCII,) ;
  next = vl_string_parse_protocol(next, &protocol) ;
  check (protocol == VL_PROT_BINARY,) ;
  next = vl_string_parse_protocol(next, &protocol) ;
  check (protocol == VL_PROT_UNKNOWN,) ;
  next = vl_string_parse_protocol(next, &protocol) ;
  check (protocol == VL_PROT_UNKNOWN,) ;
  next = vl_string_parse_protocol(next, &protocol) ;
  check (protocol == VL_PROT_BINARY,) ;
  check (strcmp(next, "/which remains/") == 0,"%s",next) ;

  check_signoff() ;
  return 0 ;
}