hdf5/test/ttst.c
Albert Cheng ed7d456e51 [svn-r13253] Updated all C and C++ style source code files with the THG copyright notice.
Tested platform:
Kagiso only since it is only a comment block change.  If it works in one
machine, it should work in all, I hope.  Still need to check the parallel
build on copper.
2007-02-07 09:56:24 -05:00

393 lines
14 KiB
C

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
FILE
tst.c
Test HDF Ternary Search Tree (tst) routines.
REMARKS
DESIGN
BUGS/LIMITATIONS
EXPORTED ROUTINES
AUTHOR
Quincey Koziol
MODIFICATION HISTORY
12/9/02 - Started coding
*/
#include <time.h>
#include <stdlib.h>
#include "testhdf5.h"
#include "H5STprivate.h"
/* Test words to insert into s TST */
static const char *words[]={
"We", "hold", "these", "truths", "to", "be", "self-evident,", "that",
"all", "men", "are", "created", "equal,", "that", "they", "are", "endowed",
"by", "their", "Creator", "with", "certain", "unalienable", "Rights,",
"that", "among", "these", "are", "Life,", "Liberty", "and", "the",
"pursuit", "of", "Happiness."
};
/* Number of words in test words set */
size_t num_words;
/* Number of unique words in test word set */
size_t num_uniq_words;
/* Unique words in test word set */
char **uniq_words;
/* Randomized order version of words in test word set */
char **rand_uniq_words;
/* Sorted order version of words in test word set */
char **sort_uniq_words;
static int tst_strcmp(const void *_s1, const void *_s2)
{
return(HDstrcmp(*(const char * const *)_s1,*(const char * const *)_s2));
}
/****************************************************************
**
** test_tst_init(): Test basic H5ST (ternary search tree) selection code.
** Initialize data for TST testing
**
****************************************************************/
static void
test_tst_init(void)
{
time_t curr_time; /* Current time, for seeding random number generator */
char *tmp_word;/* Temporary pointer to word in word set */
size_t u,v,w; /* Local index variables */
/* Compute the number of words in the test set */
num_words=sizeof(words)/sizeof(words[0]);
/* Determine the number of unique words in test set */
/* (Not particularly efficient, be careful if many words are added to set) */
num_uniq_words=0;
for(u=0; u<num_words; u++) {
/* Assume word is unique */
num_uniq_words++;
for(v=0; v<u; v++)
/* If word is already found in words looked at, decrement unique count */
if(!HDstrcmp(words[u],words[v])) {
num_uniq_words--;
break;
} /* end if */
} /* end for */
/* Allocate space for the array of unique words */
uniq_words=HDmalloc(sizeof(char *)*num_uniq_words);
/* Allocate space for the array of randomized order unique words also */
rand_uniq_words=HDmalloc(sizeof(char *)*num_uniq_words);
/* Allocate space for the array of sorted order unique words also */
sort_uniq_words=HDmalloc(sizeof(char *)*num_uniq_words);
/* Insert unique words from test set into unique word set */
w=0;
for(u=0; u<num_words; u++) {
/* Assume word is unique */
tmp_word=(char *)words[u];
for(v=0; v<u; v++)
/* If word is already found in words looked at, decrement unique count */
if(!HDstrcmp(words[u],words[v])) {
tmp_word=NULL;
break;
} /* end if */
/* Check if word was actually unique */
if(tmp_word!=NULL)
uniq_words[w++]=tmp_word;
} /* end for */
/* Create randomized set of unique words */
for(u=0; u<num_uniq_words; u++)
rand_uniq_words[u]=uniq_words[u];
curr_time=HDtime(NULL);
HDsrandom((unsigned long)curr_time);
for(u=0; u<num_uniq_words; u++) {
v=u+(HDrandom()%(num_uniq_words-u));
if(u!=v) {
tmp_word=rand_uniq_words[u];
rand_uniq_words[u]=rand_uniq_words[v];
rand_uniq_words[v]=tmp_word;
} /* end if */
} /* end for */
/* Create sorted set of unique words */
for(u=0; u<num_uniq_words; u++)
sort_uniq_words[u]=uniq_words[u];
HDqsort(sort_uniq_words,num_uniq_words,sizeof(char *),tst_strcmp);
} /* end test_tst_init() */
/****************************************************************
**
** test_tst_create(): Test basic H5ST (ternary search tree) selection code.
** Tests creating and closing TSTs.
**
****************************************************************/
static void
test_tst_create(void)
{
H5ST_tree_t *tree; /* TST created */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Creating & Closing TSTs\n"));
/* Try closing a NULL tree */
tree=NULL;
ret=H5ST_close(tree);
VERIFY(ret, FAIL, "H5ST_close");
/* Try creating a TST */
tree=H5ST_create();
CHECK(tree, NULL, "H5ST_create");
/* Try closing a real tree */
ret=H5ST_close(tree);
CHECK(ret, FAIL, "H5ST_close");
} /* end test_tst_create() */
/****************************************************************
**
** test_tst_insert(): Test basic H5ST (ternary search tree) selection code.
** Tests inserting key/value pairs into TST
**
****************************************************************/
static void
test_tst_insert(void)
{
H5ST_tree_t *tree; /* TST created */
H5ST_ptr_t found; /* Pointer to TST node found */
void *obj; /* Pointer to object located in TST */
size_t u; /* Local index counter */
htri_t check; /* Is string in TST? */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Inserting Values into TSTs\n"));
/* Create the TST */
tree=H5ST_create();
CHECK(tree, NULL, "H5ST_create");
/* Insert unique words into TST, in random order */
for(u=0; u<num_uniq_words; u++) {
ret=H5ST_insert(tree,rand_uniq_words[u],rand_uniq_words[u]);
CHECK(ret, FAIL, "H5ST_insert");
} /* end for */
/* Verify that all words were inserted into TST properly */
for(u=0; u<num_uniq_words; u++) {
/* Check that the word is present */
check=H5ST_search(tree,uniq_words[u]);
VERIFY(check, TRUE, "H5ST_search");
/* Check that the value "payloads" are correct */
found=H5ST_find(tree,uniq_words[u]);
CHECK(found, NULL, "H5ST_find");
if(HDstrcmp((const char *)found->eqkid,uniq_words[u]))
TestErrPrintf("%d: TST node values don't match!, found->eqkid=%s, uniq_words[%u]=%s\n",__LINE__,(char *)found->eqkid,(unsigned)u,uniq_words[u]);
obj=H5ST_locate(tree,uniq_words[u]);
CHECK(obj, NULL, "H5ST_locate");
if(HDstrcmp((const char *)obj,uniq_words[u]))
TestErrPrintf("%d: TST objects don't match!, obj=%s, uniq_words[%u]=%s\n",__LINE__,(char *)obj,(unsigned)u,uniq_words[u]);
} /* end for */
/* Verify that words not in the TST aren't found */
check=H5ST_search(tree,"foo");
VERIFY(check, FALSE, "H5ST_search");
check=H5ST_search(tree,"bar");
VERIFY(check, FALSE, "H5ST_search");
check=H5ST_search(tree,"baz");
VERIFY(check, FALSE, "H5ST_search");
/* Close the TST */
ret=H5ST_close(tree);
CHECK(ret, FAIL, "H5ST_close");
} /* end test_tst_insert() */
/****************************************************************
**
** test_tst_iterate(): Test basic H5ST (ternary search tree) code.
** Tests iterating through key/value pairs in TST
**
****************************************************************/
static void
test_tst_iterate(void)
{
H5ST_tree_t *tree; /* TST created */
H5ST_ptr_t found; /* Pointer to TST node found */
size_t u; /* Local index counter */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Iterating Over TSTs\n"));
/* Create the TST */
tree=H5ST_create();
CHECK(tree, NULL, "H5ST_create");
/* Insert unique words into TST, in random order */
for(u=0; u<num_uniq_words; u++) {
ret=H5ST_insert(tree,rand_uniq_words[u],rand_uniq_words[u]);
CHECK(ret, FAIL, "H5ST_insert");
} /* end for */
/* Use findfirst/findnext calls to iterate through TST */
found=H5ST_findfirst(tree);
CHECK(found, NULL, "H5ST_findfirst");
u=0;
do {
/* Check that the strings in the TST are in the correct order */
if(HDstrcmp((const char *)found->eqkid,sort_uniq_words[u]))
TestErrPrintf("%d: TST node values don't match!, found->eqkid=%s, sort_uniq_words[%u]=%s\n",__LINE__,(char *)found->eqkid,(unsigned)u,sort_uniq_words[u]);
/* Advance to next string in TST */
found=H5ST_findnext(found);
u++;
} while(found!=NULL);
/* Close the TST */
ret=H5ST_close(tree);
CHECK(ret, FAIL, "H5ST_close");
} /* end test_tst_iterate() */
/****************************************************************
**
** test_tst_remove(): Test basic H5ST (ternary search tree) code.
** Tests removing key/value pairs by string value in TST
**
****************************************************************/
static void
test_tst_remove(void)
{
H5ST_tree_t *tree; /* TST created */
H5ST_ptr_t found; /* Pointer to TST node found */
void *obj; /* Pointer to object removed from TST */
htri_t check; /* Is string in TST? */
size_t u; /* Local index counter */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Removing String Values from TSTs\n"));
/* Create the TST */
tree=H5ST_create();
CHECK(tree, NULL, "H5ST_create");
/* Insert unique words into TST, in random order */
for(u=0; u<num_uniq_words; u++) {
ret=H5ST_insert(tree,rand_uniq_words[u],rand_uniq_words[u]);
CHECK(ret, FAIL, "H5ST_insert");
} /* end for */
/* Remove strings from TST in random order */
for(u=0; u<num_uniq_words; u++) {
obj=H5ST_remove(tree,rand_uniq_words[u]);
CHECK(obj, NULL, "H5ST_remove");
/* Check that the correct string was removed from TST */
if(HDstrcmp((const char *)obj,rand_uniq_words[u]))
TestErrPrintf("%d: TST node values don't match!, obj=%s, rand_uniq_words[%u]=%s\n",__LINE__,(char *)obj,(unsigned)u,rand_uniq_words[u]);
/* Check that the string can't be found in the TST any longer */
check=H5ST_search(tree,rand_uniq_words[u]);
VERIFY(check, FALSE, "H5ST_search");
} /* end for */
/* Re-insert unique words into TST, in random order */
for(u=0; u<num_uniq_words; u++) {
ret=H5ST_insert(tree,rand_uniq_words[u],rand_uniq_words[u]);
CHECK(ret, FAIL, "H5ST_insert");
} /* end for */
/* Remove TST nodes from TST in random order */
for(u=0; u<num_uniq_words; u++) {
/* Get the pointer to the node to delete */
found=H5ST_find(tree,rand_uniq_words[u]);
CHECK(found, NULL, "H5ST_find");
/* Check that the correct object will be removed from TST */
if(HDstrcmp((const char *)found->eqkid,rand_uniq_words[u]))
TestErrPrintf("%d: TST node values don't match!, found->eqkid=%s, rand_uniq_words[%u]=%s\n",__LINE__,(char *)found->eqkid,(unsigned)u,rand_uniq_words[u]);
/* Remove the node */
ret=H5ST_delete(tree,found);
CHECK(ret, FAIL, "H5ST_delete");
/* Check that the string can't be found in the TST any longer */
check=H5ST_search(tree,rand_uniq_words[u]);
VERIFY(check, FALSE, "H5ST_search");
} /* end for */
/* Close the TST */
ret=H5ST_close(tree);
CHECK(ret, FAIL, "H5ST_close");
} /* end test_tst_remove() */
/****************************************************************
**
** test_tst_finalize(): Test basic H5ST (ternary search tree) selection code.
** Wrap up data for TST testing
**
****************************************************************/
static void
test_tst_finalize(void)
{
/* Release memory for unordered, randomized and sorted order unique words */
HDfree(uniq_words);
HDfree(rand_uniq_words);
HDfree(sort_uniq_words);
} /* end test_tst_finalize() */
/****************************************************************
**
** test_tst(): Main H5ST selection testing routine.
**
****************************************************************/
void
test_tst(void)
{
/* Output message about test being performed */
MESSAGE(5, ("Testing Ternary Search Trees\n"));
/* Initialize TST testing data */
test_tst_init();
/* Actual TST tests */
test_tst_create(); /* Test TST creation */
test_tst_insert(); /* Test TST insertion */
test_tst_iterate(); /* Test TST iteration */
test_tst_remove(); /* Test TST deletion */
/* Finalize TST testing data */
test_tst_finalize();
} /* end test_tst() */