/* * This file is distributed as part of MaxScale. It is free * software: you can redistribute it and/or modify it under the terms of the * GNU General Public License as published by the Free Software Foundation, * version 2. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., 51 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Copyright MariaDB Corporation Ab 2014 */ /** * * @verbatim * Revision History * * Date Who Description * 29-08-2014 Martin Brampton Initial implementation * * @endverbatim */ #include #include #include #include #include /** * test1 Allocate a buffer and do lots of things * */ static int test1() { GWBUF *buffer, *extra, *clone, *partclone, *transform; HINT *hint; int size = 100; int bite1 = 35; int bite2 = 60; int bite3 = 10; int buflen; /* Single buffer tests */ ss_dfprintf(stderr, "testbuffer : creating buffer with data size %d bytes", size); buffer = gwbuf_alloc(size); ss_dfprintf(stderr, "\t..done\nAllocated buffer of size %d.", size); buflen = GWBUF_LENGTH(buffer); ss_dfprintf(stderr, "\nBuffer length is now %d", buflen); ss_info_dassert(size == buflen, "Incorrect buffer size"); ss_info_dassert(0 == GWBUF_EMPTY(buffer), "Buffer should not be empty"); ss_info_dassert(GWBUF_IS_TYPE_UNDEFINED(buffer), "Buffer type should be undefined"); ss_dfprintf(stderr, "\t..done\nSet a hint for the buffer"); char* name = strdup("name"); hint = hint_create_parameter(NULL, name, "value"); free(name); gwbuf_add_hint(buffer, hint); ss_info_dassert(hint == buffer->hint, "Buffer should point to first and only hint"); ss_dfprintf(stderr, "\t..done\nSet a property for the buffer"); gwbuf_add_property(buffer, "name", "value"); ss_info_dassert(0 == strcmp("value", gwbuf_get_property(buffer, "name")), "Should now have correct property"); strcpy(GWBUF_DATA(buffer), "The quick brown fox jumps over the lazy dog"); ss_dfprintf(stderr, "\t..done\nLoad some data into the buffer"); ss_info_dassert('q' == GWBUF_DATA_CHAR(buffer, 4), "Fourth character of buffer must be 'q'"); ss_info_dassert(-1 == GWBUF_DATA_CHAR(buffer, 105), "Hundred and fifth character of buffer must return -1"); ss_info_dassert(0 == GWBUF_IS_SQL(buffer), "Must say buffer is not SQL, as it does not have marker"); strcpy(GWBUF_DATA(buffer), "1234\x03SELECT * FROM sometable"); ss_dfprintf(stderr, "\t..done\nLoad SQL data into the buffer"); ss_info_dassert(1 == GWBUF_IS_SQL(buffer), "Must say buffer is SQL, as it does have marker"); transform = gwbuf_clone_transform(buffer, GWBUF_TYPE_PLAINSQL); ss_dfprintf(stderr, "\t..done\nAttempt to transform buffer to plain SQL - should fail"); ss_info_dassert(NULL == transform, "Buffer cannot be transformed to plain SQL"); gwbuf_set_type(buffer, GWBUF_TYPE_MYSQL); ss_dfprintf(stderr, "\t..done\nChanged buffer type to MySQL"); ss_info_dassert(GWBUF_IS_TYPE_MYSQL(buffer), "Buffer type changed to MySQL"); transform = gwbuf_clone_transform(buffer, GWBUF_TYPE_PLAINSQL); ss_dfprintf(stderr, "\t..done\nAttempt to transform buffer to plain SQL - should succeed"); ss_info_dassert((NULL != transform) && (GWBUF_IS_TYPE_PLAINSQL(transform)), "Transformed buffer is plain SQL"); clone = gwbuf_clone(buffer); ss_dfprintf(stderr, "\t..done\nCloned buffer"); buflen = GWBUF_LENGTH(clone); ss_dfprintf(stderr, "\nCloned buffer length is now %d", buflen); ss_info_dassert(size == buflen, "Incorrect buffer size"); ss_info_dassert(0 == GWBUF_EMPTY(clone), "Cloned buffer should not be empty"); ss_dfprintf(stderr, "\t..done\n"); gwbuf_free(clone); ss_dfprintf(stderr, "Freed cloned buffer"); ss_dfprintf(stderr, "\t..done\n"); partclone = gwbuf_clone_portion(buffer, 25, 50); buflen = GWBUF_LENGTH(partclone); ss_dfprintf(stderr, "Part cloned buffer length is now %d", buflen); ss_info_dassert(50 == buflen, "Incorrect buffer size"); ss_info_dassert(0 == GWBUF_EMPTY(partclone), "Part cloned buffer should not be empty"); ss_dfprintf(stderr, "\t..done\n"); gwbuf_free(partclone); ss_dfprintf(stderr, "Freed part cloned buffer"); ss_dfprintf(stderr, "\t..done\n"); buffer = gwbuf_consume(buffer, bite1); ss_info_dassert(NULL != buffer, "Buffer should not be null"); buflen = GWBUF_LENGTH(buffer); ss_dfprintf(stderr, "Consumed %d bytes, now have %d, should have %d", bite1, buflen, size-bite1); ss_info_dassert((size - bite1) == buflen, "Incorrect buffer size"); ss_info_dassert(0 == GWBUF_EMPTY(buffer), "Buffer should not be empty"); ss_dfprintf(stderr, "\t..done\n"); buffer = gwbuf_consume(buffer, bite2); ss_info_dassert(NULL != buffer, "Buffer should not be null"); buflen = GWBUF_LENGTH(buffer); ss_dfprintf(stderr, "Consumed %d bytes, now have %d, should have %d", bite2, buflen, size-bite1-bite2); ss_info_dassert((size-bite1-bite2) == buflen, "Incorrect buffer size"); ss_info_dassert(0 == GWBUF_EMPTY(buffer), "Buffer should not be empty"); ss_dfprintf(stderr, "\t..done\n"); buffer = gwbuf_consume(buffer, bite3); ss_dfprintf(stderr, "Consumed %d bytes, should have null buffer", bite3); ss_info_dassert(NULL == buffer, "Buffer should be null"); /* Buffer list tests */ size = 100000; buffer = gwbuf_alloc(size); ss_dfprintf(stderr, "\t..done\nAllocated buffer of size %d.", size); buflen = GWBUF_LENGTH(buffer); ss_dfprintf(stderr, "\nBuffer length is now %d", buflen); ss_info_dassert(size == buflen, "Incorrect buffer size"); ss_info_dassert(0 == GWBUF_EMPTY(buffer), "Buffer should not be empty"); ss_info_dassert(GWBUF_IS_TYPE_UNDEFINED(buffer), "Buffer type should be undefined"); extra = gwbuf_alloc(size); buflen = GWBUF_LENGTH(buffer); ss_dfprintf(stderr, "\t..done\nAllocated extra buffer of size %d.", size); ss_info_dassert(size == buflen, "Incorrect buffer size"); buffer = gwbuf_append(buffer, extra); buflen = gwbuf_length(buffer); ss_dfprintf(stderr, "\t..done\nAppended extra buffer to original buffer to create list of size %d", buflen); ss_info_dassert((size*2) == gwbuf_length(buffer), "Incorrect size for set of buffers"); buffer = gwbuf_rtrim(buffer, 60000); buflen = GWBUF_LENGTH(buffer); ss_dfprintf(stderr, "\t..done\nTrimmed 60 bytes from buffer, now size is %d.", buflen); ss_info_dassert((size-60000) == buflen, "Incorrect buffer size"); buffer = gwbuf_rtrim(buffer, 60000); buflen = GWBUF_LENGTH(buffer); ss_dfprintf(stderr, "\t..done\nTrimmed another 60 bytes from buffer, now size is %d.", buflen); ss_info_dassert(100000 == buflen, "Incorrect buffer size"); ss_info_dassert(buffer == extra, "The buffer pointer should now point to the extra buffer"); ss_dfprintf(stderr, "\t..done\n"); return 0; } int main(int argc, char **argv) { int result = 0; result += test1(); exit(result); }