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