kc3-lang/libbsd/test/strl.c

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• Hash : f1dd5f2e
  Author :
  Date : 2017-06-09T05:13:32
  

  test: Add unit test for strlcpy() and strlcat()

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• test/strl.c

• /*
   * Copyright © 2017 Guillem Jover <guillem@hadrons.org>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
   * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
   * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
   * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include <assert.h>
  #include <string.h>
  
  int
  main(int argc, char **argv)
  {
  	char buf[256];
  
  	/* Test copy to 0-sized buffer . */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcpy(buf, "xyz", 0) == 3);
  	assert(strcmp(buf, "") == 0);
  
  	/* Test normal copy. */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcpy(buf, "xyz", sizeof(buf)) == 3);
  	assert(strcmp(buf, "xyz") == 0);
  
  	/* Test truncated copy. */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcpy(buf, "abcdefabcdef", 10) == 12);
  	assert(strcmp(buf, "abcdefabc") == 0);
  
  	/* Test concat to 0-sized buffer. */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcat(buf, "abc", 0) == 3);
  	assert(strcmp(buf, "") == 0);
  
  	/* Test concat to full buffer. */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcat(buf, "abcde", 6) == 5);
  	assert(strcmp(buf, "abcde") == 0);
  	assert(strlcat(buf, "xyz", 5) == 8);
  	assert(strcmp(buf, "abcde") == 0);
  
  	/* Test normal concat. */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcat(buf, "abc", sizeof(buf)) == 3);
  	assert(strcmp(buf, "abc") == 0);
  	assert(strlcat(buf, "xyz", sizeof(buf)) == 6);
  	assert(strcmp(buf, "abcxyz") == 0);
  
  	/* Test truncated concat. */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcat(buf, "abcabc", 10) == 6);
  	assert(strcmp(buf, "abcabc") == 0);
  	assert(strlcat(buf, "xyzxyz", 10) == 12);
  	assert(strcmp(buf, "abcabcxyz") == 0);
  
  	/* Test truncated concat w/ truncated dst. */
  	memset(buf, 0, sizeof(buf));
  	assert(strlcat(buf, "abcabc", 10) == 6);
  	assert(strcmp(buf, "abcabc") == 0);
  	assert(strlcat(buf, "xyz", 4) == 7);
  	assert(strcmp(buf, "abcabc") == 0);
  
  	return 0;
  }
  

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