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DEFINITIONS
This source file includes following definitions.
- create_table
- drop_table
- insert_rows
- invalid_op
- select_sequential
- select_random
- test_transactions
- test_pselect
- test_pquery
- main
/* 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 "apu.h"
#include "apr_pools.h"
#include "apr_dbd.h"
#include <stdio.h>
#define TEST(msg,func) \
printf("======== %s ========\n", msg); \
rv = func(pool, sql, driver); \
if (rv != 0) { \
printf("Error in %s: rc=%d\n\n", msg, rv); \
} \
else { \
printf("%s test successful\n\n", msg); \
} \
fflush(stdout);
static int create_table(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
int nrows;
const char *statement = "CREATE TABLE apr_dbd_test ("
"col1 varchar(40) not null,"
"col2 varchar(40),"
"col3 integer)" ;
rv = apr_dbd_query(driver, handle, &nrows, statement);
return rv;
}
static int drop_table(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
int nrows;
const char *statement = "DROP TABLE apr_dbd_test" ;
rv = apr_dbd_query(driver, handle, &nrows, statement);
return rv;
}
static int insert_rows(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int i;
int rv = 0;
int nrows;
int nerrors = 0;
const char *statement =
"INSERT into apr_dbd_test (col1) values ('foo');"
"INSERT into apr_dbd_test values ('wibble', 'other', 5);"
"INSERT into apr_dbd_test values ('wibble', 'nothing', 5);"
"INSERT into apr_dbd_test values ('qwerty', 'foo', 0);"
"INSERT into apr_dbd_test values ('asdfgh', 'bar', 1);"
;
rv = apr_dbd_query(driver, handle, &nrows, statement);
if (rv) {
const char* stmt[] = {
"INSERT into apr_dbd_test (col1) values ('foo');",
"INSERT into apr_dbd_test values ('wibble', 'other', 5);",
"INSERT into apr_dbd_test values ('wibble', 'nothing', 5);",
"INSERT into apr_dbd_test values ('qwerty', 'foo', 0);",
"INSERT into apr_dbd_test values ('asdfgh', 'bar', 1);",
NULL
};
printf("Compound insert failed; trying statements one-by-one\n") ;
for (i=0; stmt[i] != NULL; ++i) {
statement = stmt[i];
rv = apr_dbd_query(driver, handle, &nrows, statement);
if (rv) {
nerrors++;
}
}
if (nerrors) {
printf("%d single inserts failed too.\n", nerrors) ;
}
}
return rv;
}
static int invalid_op(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
int nrows;
const char *statement = "INSERT into apr_dbd_test1 (col2) values ('foo')" ;
rv = apr_dbd_query(driver, handle, &nrows, statement);
printf("invalid op returned %d (should be nonzero). Error msg follows\n", rv);
printf("'%s'\n", apr_dbd_error(driver, handle, rv));
statement = "INSERT into apr_dbd_test (col1, col2) values ('bar', 'foo')" ;
rv = apr_dbd_query(driver, handle, &nrows, statement);
printf("valid op returned %d (should be zero; error shouldn't affect subsequent ops)\n", rv);
return rv;
}
static int select_sequential(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
int i = 0;
int n;
const char* entry;
const char* statement = "SELECT * FROM apr_dbd_test ORDER BY col1, col2";
apr_dbd_results_t *res = NULL;
apr_dbd_row_t *row = NULL;
rv = apr_dbd_select(driver,pool,handle,&res,statement,0);
if (rv) {
printf("Select failed: %s", apr_dbd_error(driver, handle, rv));
return rv;
}
for (rv = apr_dbd_get_row(driver, pool, res, &row, -1);
rv == 0;
rv = apr_dbd_get_row(driver, pool, res, &row, -1)) {
printf("ROW %d: ", ++i) ;
for (n = 0; n < apr_dbd_num_cols(driver, res); ++n) {
entry = apr_dbd_get_entry(driver, row, n);
if (entry == NULL) {
printf("(null) ") ;
}
else {
printf("%s ", entry);
}
}
fputs("\n", stdout);
}
return (rv == -1) ? 0 : 1;
}
static int select_random(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
int n;
const char* entry;
const char* statement = "SELECT * FROM apr_dbd_test ORDER BY col1, col2";
apr_dbd_results_t *res = NULL;
apr_dbd_row_t *row = NULL;
rv = apr_dbd_select(driver,pool,handle,&res,statement,1);
if (rv) {
printf("Select failed: %s", apr_dbd_error(driver, handle, rv));
return rv;
}
rv = apr_dbd_get_row(driver, pool, res, &row, 5) ;
if (rv) {
printf("get_row failed: %s", apr_dbd_error(driver, handle, rv));
return rv;
}
printf("ROW 5: ");
for (n = 0; n < apr_dbd_num_cols(driver, res); ++n) {
entry = apr_dbd_get_entry(driver, row, n);
if (entry == NULL) {
printf("(null) ") ;
}
else {
printf("%s ", entry);
}
}
fputs("\n", stdout);
rv = apr_dbd_get_row(driver, pool, res, &row, 1) ;
if (rv) {
printf("get_row failed: %s", apr_dbd_error(driver, handle, rv));
return rv;
}
printf("ROW 1: ");
for (n = 0; n < apr_dbd_num_cols(driver, res); ++n) {
entry = apr_dbd_get_entry(driver, row, n);
if (entry == NULL) {
printf("(null) ") ;
}
else {
printf("%s ", entry);
}
}
fputs("\n", stdout);
rv = apr_dbd_get_row(driver, pool, res, &row, 11) ;
if (rv != -1) {
printf("Oops! get_row out of range but thinks it succeeded!\n%s\n",
apr_dbd_error(driver, handle, rv));
return -1;
}
rv = 0;
return rv;
}
static int test_transactions(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
int nrows;
apr_dbd_transaction_t *trans = NULL;
const char* statement;
/* trans 1 - error out early */
printf("Transaction 1\n");
rv = apr_dbd_transaction_start(driver, pool, handle, &trans);
if (rv) {
printf("Start transaction failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
statement = "UPDATE apr_dbd_test SET col2 = 'failed'";
rv = apr_dbd_query(driver, handle, &nrows, statement);
if (rv) {
printf("Update failed: '%s'\n", apr_dbd_error(driver, handle, rv));
apr_dbd_transaction_end(driver, pool, trans);
return rv;
}
printf("%d rows updated\n", nrows);
statement = "INSERT INTO apr_dbd_test1 (col3) values (3)";
rv = apr_dbd_query(driver, handle, &nrows, statement);
if (!rv) {
printf("Oops, invalid op succeeded but shouldn't!\n");
}
statement = "INSERT INTO apr_dbd_test values ('zzz', 'aaa', 3)";
rv = apr_dbd_query(driver, handle, &nrows, statement);
printf("Valid insert returned %d. Should be nonzero (fail) because transaction is bad\n", rv) ;
rv = apr_dbd_transaction_end(driver, pool, trans);
if (rv) {
printf("End transaction failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
printf("Transaction ended (should be rollback) - viewing table\n"
"A column of \"failed\" indicates transaction failed (no rollback)\n");
select_sequential(pool, handle, driver);
/* trans 2 - complete successfully */
printf("Transaction 2\n");
rv = apr_dbd_transaction_start(driver, pool, handle, &trans);
if (rv) {
printf("Start transaction failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
statement = "UPDATE apr_dbd_test SET col2 = 'success'";
rv = apr_dbd_query(driver, handle, &nrows, statement);
if (rv) {
printf("Update failed: '%s'\n", apr_dbd_error(driver, handle, rv));
apr_dbd_transaction_end(driver, pool, trans);
return rv;
}
printf("%d rows updated\n", nrows);
statement = "INSERT INTO apr_dbd_test values ('aaa', 'zzz', 3)";
rv = apr_dbd_query(driver, handle, &nrows, statement);
printf("Valid insert returned %d. Should be zero (OK)\n", rv) ;
rv = apr_dbd_transaction_end(driver, pool, trans);
if (rv) {
printf("End transaction failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
printf("Transaction ended (should be commit) - viewing table\n");
select_sequential(pool, handle, driver);
return rv;
}
static int test_pselect(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
int i, n;
const char *query =
"SELECT * FROM apr_dbd_test WHERE col3 <= %s or col1 = 'bar'" ;
const char *label = "lowvalues";
apr_dbd_prepared_t *statement = NULL;
apr_dbd_results_t *res = NULL;
apr_dbd_row_t *row = NULL;
const char *entry = NULL;
rv = apr_dbd_prepare(driver, pool, handle, query, label, &statement);
if (rv) {
printf("Prepare statement failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
rv = apr_dbd_pvselect(driver, pool, handle, &res, statement, 0, "3", NULL);
if (rv) {
printf("Exec of prepared statement failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
i = 0;
printf("Selecting rows where col3 <= 3 and bar row where it's unset.\nShould show four rows.\n");
for (rv = apr_dbd_get_row(driver, pool, res, &row, -1);
rv == 0;
rv = apr_dbd_get_row(driver, pool, res, &row, -1)) {
printf("ROW %d: ", ++i) ;
for (n = 0; n < apr_dbd_num_cols(driver, res); ++n) {
entry = apr_dbd_get_entry(driver, row, n);
if (entry == NULL) {
printf("(null) ") ;
}
else {
printf("%s ", entry);
}
}
fputs("\n", stdout);
}
return (rv == -1) ? 0 : 1;
}
static int test_pquery(apr_pool_t* pool, apr_dbd_t* handle,
const apr_dbd_driver_t* driver)
{
int rv = 0;
const char *query = "INSERT INTO apr_dbd_test VALUES (%s, %s, %d)";
apr_dbd_prepared_t *statement = NULL;
const char *label = "testpquery";
int nrows;
apr_dbd_transaction_t *trans =0;
rv = apr_dbd_prepare(driver, pool, handle, query, label, &statement);
/* rv = apr_dbd_prepare(driver, pool, handle, query, NULL, &statement); */
if (rv) {
printf("Prepare statement failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
apr_dbd_transaction_start(driver, pool, handle, &trans);
rv = apr_dbd_pvquery(driver, pool, handle, &nrows, statement,
"prepared", "insert", "2", NULL);
apr_dbd_transaction_end(driver, pool, trans);
if (rv) {
printf("Exec of prepared statement failed!\n%s\n",
apr_dbd_error(driver, handle, rv));
return rv;
}
printf("Showing table (should now contain row \"prepared insert 2\")\n");
select_sequential(pool, handle, driver);
return rv;
}
int main(int argc, char** argv)
{
const char *name;
const char *params;
apr_pool_t *pool = NULL;
apr_dbd_t *sql = NULL;
const apr_dbd_driver_t *driver = NULL;
int rv;
apr_initialize();
apr_pool_create(&pool, NULL);
if (argc >= 2 && argc <= 3) {
name = argv[1];
params = ( argc == 3 ) ? argv[2] : "";
apr_dbd_init(pool);
setbuf(stdout,NULL);
rv = apr_dbd_get_driver(pool, name, &driver);
switch (rv) {
case APR_SUCCESS:
printf("Loaded %s driver OK.\n", name);
break;
case APR_EDSOOPEN:
printf("Failed to load driver file apr_dbd_%s.so\n", name);
goto finish;
case APR_ESYMNOTFOUND:
printf("Failed to load driver apr_dbd_%s_driver.\n", name);
goto finish;
case APR_ENOTIMPL:
printf("No driver available for %s.\n", name);
goto finish;
default: /* it's a bug if none of the above happen */
printf("Internal error loading %s.\n", name);
goto finish;
}
rv = apr_dbd_open(driver, pool, params, &sql);
switch (rv) {
case APR_SUCCESS:
printf("Opened %s[%s] OK\n", name, params);
break;
case APR_EGENERAL:
printf("Failed to open %s[%s]\n", name, params);
goto finish;
default: /* it's a bug if none of the above happen */
printf("Internal error opening %s[%s]\n", name, params);
goto finish;
}
TEST("create table", create_table);
TEST("insert rows", insert_rows);
TEST("invalid op", invalid_op);
TEST("select random", select_random);
TEST("select sequential", select_sequential);
TEST("transactions", test_transactions);
TEST("prepared select", test_pselect);
TEST("prepared query", test_pquery);
TEST("drop table", drop_table);
apr_dbd_close(driver, sql);
}
else {
fprintf(stderr, "Usage: %s driver-name [params]\n", argv[0]);
}
finish:
apr_pool_destroy(pool);
apr_terminate();
return 0;
}