TestConstruct01.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:7k
源码类别:
MySQL数据库
开发平台:
Visual C++
- /*-
- * See the file LICENSE for redistribution information.
- *
- * Copyright (c) 2000-2002
- * Sleepycat Software. All rights reserved.
- *
- * $Id: TestConstruct01.cpp,v 1.5 2002/01/23 14:26:40 bostic Exp $
- */
- /*
- * Do some regression tests for constructors.
- * Run normally (without arguments) it is a simple regression test.
- * Run with a numeric argument, it repeats the regression a number
- * of times, to try to determine if there are memory leaks.
- */
- #ifndef NO_SYSTEM_INCLUDES
- #include <sys/types.h>
- #include <iostream.h>
- #include <errno.h>
- #include <stdlib.h>
- #include <string.h>
- #ifndef _MSC_VER
- #include <unistd.h>
- #endif
- #endif
- #include <iomanip.h>
- #include <db_cxx.h>
- #define ERR(a)
- do {
- cout << "FAIL: " << (a) << "n"; sysexit(1);
- } while (0)
- #define ERR2(a1,a2)
- do {
- cout << "FAIL: " << (a1) << ": " << (a2) << "n"; sysexit(1);
- } while (0)
- #define ERR3(a1,a2,a3)
- do {
- cout << "FAIL: " << (a1) << ": " << (a2) << ": " << (a3) << "n"; sysexit(1);
- } while (0)
- #define CHK(a)
- do {
- int _ret;
- if ((_ret = (a)) != 0) {
- ERR3("DB function " #a " has bad return", _ret, DbEnv::strerror(_ret));
- }
- } while (0)
- #ifdef VERBOSE
- #define DEBUGOUT(a) cout << a << "n"
- #else
- #define DEBUGOUT(a)
- #endif
- #define CONSTRUCT01_DBNAME "construct01.db"
- #define CONSTRUCT01_DBDIR "."
- #define CONSTRUCT01_DBFULLPATH (CONSTRUCT01_DBDIR "/" CONSTRUCT01_DBNAME)
- int itemcount; // count the number of items in the database
- // A good place to put a breakpoint...
- //
- void sysexit(int status)
- {
- exit(status);
- }
- void check_file_removed(const char *name, int fatal)
- {
- unlink(name);
- #if 0
- if (access(name, 0) == 0) {
- if (fatal)
- cout << "FAIL: ";
- cout << "File "" << name << "" still exists after runn";
- if (fatal)
- sysexit(1);
- }
- #endif
- }
- // Check that key/data for 0 - count-1 are already present,
- // and write a key/data for count. The key and data are
- // both "0123...N" where N == count-1.
- //
- // For some reason on Windows, we need to open using the full pathname
- // of the file when there is no environment, thus the 'has_env'
- // variable.
- //
- void rundb(Db *db, int count, int has_env)
- {
- const char *name;
- if (has_env)
- name = CONSTRUCT01_DBNAME;
- else
- name = CONSTRUCT01_DBFULLPATH;
- db->set_error_stream(&cerr);
- // We don't really care about the pagesize, but we do want
- // to make sure adjusting Db specific variables works before
- // opening the db.
- //
- CHK(db->set_pagesize(1024));
- CHK(db->open(NULL, name, NULL, DB_BTREE, count ? 0 : DB_CREATE, 0664));
- // The bit map of keys we've seen
- long bitmap = 0;
- // The bit map of keys we expect to see
- long expected = (1 << (count+1)) - 1;
- char outbuf[10];
- int i;
- for (i=0; i<count; i++) {
- outbuf[i] = '0' + i;
- }
- outbuf[i++] = ' ';
- Dbt key(outbuf, i);
- Dbt data(outbuf, i);
- DEBUGOUT("Put: " << outbuf);
- CHK(db->put(0, &key, &data, DB_NOOVERWRITE));
- // Acquire a cursor for the table.
- Dbc *dbcp;
- CHK(db->cursor(NULL, &dbcp, 0));
- // Walk through the table, checking
- Dbt readkey;
- Dbt readdata;
- while (dbcp->get(&readkey, &readdata, DB_NEXT) == 0) {
- char *key_string = (char *)readkey.get_data();
- char *data_string = (char *)readdata.get_data();
- DEBUGOUT("Got: " << key_string << ": " << data_string);
- int len = strlen(key_string);
- long bit = (1 << len);
- if (len > count) {
- ERR("reread length is bad");
- }
- else if (strcmp(data_string, key_string) != 0) {
- ERR("key/data don't match");
- }
- else if ((bitmap & bit) != 0) {
- ERR("key already seen");
- }
- else if ((expected & bit) == 0) {
- ERR("key was not expected");
- }
- else {
- bitmap |= bit;
- expected &= ~(bit);
- for (i=0; i<len; i++) {
- if (key_string[i] != ('0' + i)) {
- cout << " got " << key_string
- << " (" << (int)key_string[i] << ")"
- << ", wanted " << i
- << " (" << (int)('0' + i) << ")"
- << " at position " << i << "n";
- ERR("key is corrupt");
- }
- }
- }
- }
- if (expected != 0) {
- cout << " expected more keys, bitmap is: " << expected << "n";
- ERR("missing keys in database");
- }
- CHK(dbcp->close());
- CHK(db->close(0));
- }
- void t1(int except_flag)
- {
- cout << " Running test 1:n";
- Db db(0, except_flag);
- rundb(&db, itemcount++, 0);
- cout << " finished.n";
- }
- void t2(int except_flag)
- {
- cout << " Running test 2:n";
- Db db(0, except_flag);
- rundb(&db, itemcount++, 0);
- cout << " finished.n";
- }
- void t3(int except_flag)
- {
- cout << " Running test 3:n";
- Db db(0, except_flag);
- rundb(&db, itemcount++, 0);
- cout << " finished.n";
- }
- void t4(int except_flag)
- {
- cout << " Running test 4:n";
- DbEnv env(except_flag);
- CHK(env.open(CONSTRUCT01_DBDIR, DB_CREATE | DB_INIT_MPOOL, 0));
- Db db(&env, 0);
- CHK(db.close(0));
- CHK(env.close(0));
- cout << " finished.n";
- }
- void t5(int except_flag)
- {
- cout << " Running test 5:n";
- DbEnv env(except_flag);
- CHK(env.open(CONSTRUCT01_DBDIR, DB_CREATE | DB_INIT_MPOOL, 0));
- Db db(&env, 0);
- rundb(&db, itemcount++, 1);
- // Note we cannot reuse the old Db!
- Db anotherdb(&env, 0);
- anotherdb.set_errpfx("test5");
- rundb(&anotherdb, itemcount++, 1);
- CHK(env.close(0));
- cout << " finished.n";
- }
- void t6(int except_flag)
- {
- cout << " Running test 6:n";
- /* From user [#2939] */
- int err;
- DbEnv* penv = new DbEnv(DB_CXX_NO_EXCEPTIONS);
- penv->set_cachesize(0, 32 * 1024, 0);
- penv->open(CONSTRUCT01_DBDIR, DB_CREATE | DB_PRIVATE | DB_INIT_MPOOL, 0);
- //LEAK: remove this block and leak disappears
- Db* pdb = new Db(penv,0);
- if ((err = pdb->close(0)) != 0) {
- fprintf(stderr, "Error closing Db: %sn", db_strerror(err));
- }
- delete pdb;
- //LEAK: remove this block and leak disappears
- if ((err = penv->close(0)) != 0) {
- fprintf(stderr, "Error closing DbEnv: %sn", db_strerror(err));
- }
- delete penv;
- // Make sure we get a message from C++ layer reminding us to close.
- cerr << "expected error: ";
- {
- DbEnv foo(DB_CXX_NO_EXCEPTIONS);
- foo.open(CONSTRUCT01_DBDIR, DB_CREATE, 0);
- }
- cerr << "should have received error.n";
- cout << " finished.n";
- }
- // remove any existing environment or database
- void removeall()
- {
- {
- DbEnv tmpenv(DB_CXX_NO_EXCEPTIONS);
- (void)tmpenv.remove(CONSTRUCT01_DBDIR, DB_FORCE);
- }
- check_file_removed(CONSTRUCT01_DBFULLPATH, 1);
- for (int i=0; i<8; i++) {
- char buf[20];
- sprintf(buf, "__db.00%d", i);
- check_file_removed(buf, 1);
- }
- }
- int doall(int except_flag)
- {
- itemcount = 0;
- try {
- // before and after the run, removing any
- // old environment/database.
- //
- removeall();
- t1(except_flag);
- t2(except_flag);
- t3(except_flag);
- t4(except_flag);
- t5(except_flag);
- t6(except_flag);
- removeall();
- return 0;
- }
- catch (DbException &dbe) {
- ERR2("EXCEPTION RECEIVED", dbe.what());
- }
- return 1;
- }
- int main(int argc, char *argv[])
- {
- int iterations = 1;
- if (argc > 1) {
- iterations = atoi(argv[1]);
- if (iterations < 0) {
- ERR("Usage: construct01 count");
- }
- }
- for (int i=0; i<iterations; i++) {
- if (iterations != 0) {
- cout << "(" << i << "/" << iterations << ") ";
- }
- cout << "construct01 running:n";
- if (doall(DB_CXX_NO_EXCEPTIONS) != 0) {
- ERR("SOME TEST FAILED FOR NO-EXCEPTION TEST");
- }
- else if (doall(0) != 0) {
- ERR("SOME TEST FAILED FOR EXCEPTION TEST");
- }
- else {
- cout << "nALL TESTS SUCCESSFULn";
- }
- }
- return 0;
- }