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/*
* hashdump-test.c : testing the reading/writing of hashes
*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
* ====================================================================
*/
#include <stdio.h> /* for sprintf() */
#include <stdlib.h>
#include <apr_pools.h>
#include <apr_hash.h>
#include <apr_file_io.h>
#include "../svn_test.h"
#include "svn_types.h"
#include "svn_string.h"
#include "svn_error.h"
#include "svn_hash.h"
/* Our own global variables */
static apr_hash_t *proplist, *new_proplist;
static const char *review =
"A forthright entrance, yet coquettish on the tongue, its deceptively\n"
"fruity exterior hides the warm mahagony undercurrent that is the\n"
"hallmark of Chateau Fraisant-Pitre. Connoisseurs of the region will\n"
"be pleased to note the familiar, subtle hints of mulberries and\n"
"carburator fluid. Its confident finish is marred only by a barely\n"
"detectable suggestion of rancid squid ink.";
static svn_error_t *
test1(apr_pool_t *pool)
{
svn_error_t *result;
svn_stringbuf_t *key;
apr_file_t *f;
/* Build a hash in memory, and fill it with test data. */
proplist = apr_hash_make(pool);
key = svn_stringbuf_create("color", pool);
apr_hash_set(proplist, key->data, key->len,
svn_string_create("red", pool));
key = svn_stringbuf_create("wine review", pool);
apr_hash_set(proplist, key->data, key->len,
svn_string_create(review, pool));
key = svn_stringbuf_create("price", pool);
apr_hash_set(proplist, key->data, key->len,
svn_string_create("US $6.50", pool));
/* Test overwriting: same key both times, but different values. */
key = svn_stringbuf_create("twice-used property name", pool);
apr_hash_set(proplist, key->data, key->len,
svn_string_create("This is the FIRST value.", pool));
apr_hash_set(proplist, key->data, key->len,
svn_string_create("This is the SECOND value.", pool));
/* Dump the hash to a file. */
apr_file_open(&f, "hashdump.out",
(APR_WRITE | APR_CREATE),
APR_OS_DEFAULT, pool);
result = svn_hash_write2(proplist, svn_stream_from_aprfile(f, pool),
SVN_HASH_TERMINATOR, pool);
apr_file_close(f);
return result;
}
static svn_error_t *
test2(apr_pool_t *pool)
{
svn_error_t *result;
apr_file_t *f;
new_proplist = apr_hash_make(pool);
apr_file_open(&f, "hashdump.out", APR_READ, APR_OS_DEFAULT, pool);
result = svn_hash_read2(new_proplist, svn_stream_from_aprfile(f, pool),
SVN_HASH_TERMINATOR, pool);
apr_file_close(f);
apr_file_remove("hashdump.out", pool);
return result;
}
static svn_error_t *
test3(apr_pool_t *pool)
{
apr_hash_index_t *this;
int found_discrepancy = 0;
/* Build a hash in global variable "proplist", then write to a file. */
SVN_ERR(test1(pool));
/* Read this file back into global variable "new_proplist" */
SVN_ERR(test2(pool));
/* Now let's make sure that proplist and new_proplist contain the
same data. */
/* Loop over our original hash */
for (this = apr_hash_first(pool, proplist);
this;
this = apr_hash_next(this))
{
const void *key;
apr_ssize_t keylen;
void *val;
svn_string_t *orig_str, *new_str;
/* Get a key and val. */
apr_hash_this(this, &key, &keylen, &val);
orig_str = val;
/* Look up the key in the new hash */
new_str = apr_hash_get(new_proplist, key, keylen);
/* Does the new hash contain the key at all? */
if (new_str == NULL)
found_discrepancy = 1;
/* Do the two strings contain identical data? */
else if (! svn_string_compare(orig_str, new_str))
found_discrepancy = 1;
}
if (found_discrepancy)
return svn_error_createf(SVN_ERR_TEST_FAILED, 0,
"found discrepancy reading back hash table");
return SVN_NO_ERROR;
}
/*
====================================================================
If you add a new test to this file, update this array.
*/
/* An array of all test functions */
static int max_threads = 1;
static struct svn_test_descriptor_t test_funcs[] =
{
SVN_TEST_NULL,
SVN_TEST_PASS2(test1,
"write a hash to a file"),
SVN_TEST_PASS2(test2,
"read a file into a hash"),
SVN_TEST_PASS2(test3,
"write hash out, read back in, compare"),
SVN_TEST_NULL
};
SVN_TEST_MAIN
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