diff options
Diffstat (limited to 'app/test/test_cmdline_cirbuf.c')
| -rw-r--r-- | app/test/test_cmdline_cirbuf.c | 1330 |
1 files changed, 0 insertions, 1330 deletions
diff --git a/app/test/test_cmdline_cirbuf.c b/app/test/test_cmdline_cirbuf.c deleted file mode 100644 index 87f83cc6..00000000 --- a/app/test/test_cmdline_cirbuf.c +++ /dev/null @@ -1,1330 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include <rte_string_fns.h> - -#include <cmdline_cirbuf.h> - -#include "test_cmdline.h" - -/* different length strings */ -#define CIRBUF_STR_HEAD " HEAD" -#define CIRBUF_STR_TAIL "TAIL" - -/* miscelaneous tests - they make bullseye happy */ -static int -test_cirbuf_string_misc(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - - /* initialize buffers */ - memset(buf, 0, sizeof(buf)); - memset(tmp, 0, sizeof(tmp)); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* - * add strings to head and tail, but read only tail - * this results in read operation that does not transcend - * from buffer end to buffer beginning (in other words, - * strlen <= cb->maxlen - cb->end) - */ - - /* add string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to add string to head!\n"); - return -1; - } - /* add string to tail */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to add string to head!\n"); - return -1; - } - /* read string from tail */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to get string from tail!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: tail strings do not match!\n"); - return -1; - } - /* clear buffers */ - memset(tmp, 0, sizeof(tmp)); - memset(buf, 0, sizeof(buf)); - - - - /* - * add a string to buffer when start/end is at end of buffer - */ - - /* - * reinitialize circular buffer with start at the end of cirbuf - */ - if (cirbuf_init(&cb, buf, CMDLINE_TEST_BUFSIZE - 2, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - - /* add string to tail */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to add string to tail!\n"); - return -1; - } - /* read string from tail */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to get string from tail!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: tail strings do not match!\n"); - return -1; - } - /* clear tmp buffer */ - memset(tmp, 0, sizeof(tmp)); - - - /* add string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to add string to head!\n"); - return -1; - } - /* read string from tail */ - if (cirbuf_get_buf_head(&cb, tmp, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to get string from head!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) != 0) { - printf("Error: headstrings do not match!\n"); - return -1; - } - - return 0; -} - -/* test adding and deleting strings */ -static int -test_cirbuf_string_add_del(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - - /* initialize buffers */ - memset(buf, 0, sizeof(buf)); - memset(tmp, 0, sizeof(tmp)); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* add string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to add string to head!\n"); - return -1; - } - /* read string from head */ - if (cirbuf_get_buf_head(&cb, tmp, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to get string from head!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) != 0) { - printf("Error: head strings do not match!\n"); - return -1; - } - /* clear tmp buffer */ - memset(tmp, 0, sizeof(tmp)); - /* read string from tail */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to get string from head!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) != 0) { - printf("Error: head strings do not match!\n"); - return -1; - } - /* delete string from head*/ - if (cirbuf_del_buf_head(&cb, sizeof(CIRBUF_STR_HEAD)) < 0) { - printf("Error: failed to delete string from head!\n"); - return -1; - } - /* verify string was deleted */ - if (cirbuf_del_head_safe(&cb) == 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - /* clear tmp buffer */ - memset(tmp, 0, sizeof(tmp)); - - - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* add string to tail */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to add string to tail!\n"); - return -1; - } - /* get string from tail */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to get string from tail!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: tail strings do not match!\n"); - return -1; - } - /* clear tmp buffer */ - memset(tmp, 0, sizeof(tmp)); - /* get string from head */ - if (cirbuf_get_buf_head(&cb, tmp, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to get string from tail!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: tail strings do not match!\n"); - return -1; - } - /* delete string from tail */ - if (cirbuf_del_buf_tail(&cb, sizeof(CIRBUF_STR_TAIL)) < 0) { - printf("Error: failed to delete string from tail!\n"); - return -1; - } - /* verify string was deleted */ - if (cirbuf_del_tail_safe(&cb) == 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - - return 0; -} - -/* test adding from head and deleting from tail, and vice versa */ -static int -test_cirbuf_string_add_del_reverse(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - - /* initialize buffers */ - memset(buf, 0, sizeof(buf)); - memset(tmp, 0, sizeof(tmp)); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* add string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to add string to head!\n"); - return -1; - } - /* delete string from tail */ - if (cirbuf_del_buf_tail(&cb, sizeof(CIRBUF_STR_HEAD)) < 0) { - printf("Error: failed to delete string from tail!\n"); - return -1; - } - /* verify string was deleted */ - if (cirbuf_del_tail_safe(&cb) == 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - /* clear tmp buffer */ - memset(tmp, 0, sizeof(tmp)); - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* add string to tail */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to add string to tail!\n"); - return -1; - } - /* delete string from head */ - if (cirbuf_del_buf_head(&cb, sizeof(CIRBUF_STR_TAIL)) < 0) { - printf("Error: failed to delete string from head!\n"); - return -1; - } - /* verify string was deleted */ - if (cirbuf_del_head_safe(&cb) == 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - - return 0; -} - -/* try to write more than available */ -static int -test_cirbuf_string_add_boundaries(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - unsigned i; - - /* initialize buffers */ - memset(buf, 0, sizeof(buf)); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* fill the buffer from tail */ - for (i = 0; i < CMDLINE_TEST_BUFSIZE - sizeof(CIRBUF_STR_TAIL) + 1; i++) - cirbuf_add_tail_safe(&cb, 't'); - - /* try adding a string to tail */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) - > 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - /* try adding a string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) - > 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* fill the buffer from head */ - for (i = 0; i < CMDLINE_TEST_BUFSIZE - sizeof(CIRBUF_STR_HEAD) + 1; i++) - cirbuf_add_head_safe(&cb, 'h'); - - /* try adding a string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - > 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - /* try adding a string to tail */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - > 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - - return 0; -} - -/* try to read/delete more than written */ -static int -test_cirbuf_string_get_del_boundaries(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - - /* initialize buffers */ - memset(buf, 0, sizeof(buf)); - memset(tmp, 0, sizeof(tmp)); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - - /* add string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to add string to head!\n"); - return -1; - } - /* read more than written (head) */ - if (cirbuf_get_buf_head(&cb, tmp, sizeof(CIRBUF_STR_HEAD) + 1) - != sizeof(CIRBUF_STR_HEAD)) { - printf("Error: unexpected result when reading too much data!\n"); - return -1; - } - /* read more than written (tail) */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_HEAD) + 1) - != sizeof(CIRBUF_STR_HEAD)) { - printf("Error: unexpected result when reading too much data!\n"); - return -1; - } - /* delete more than written (head) */ - if (cirbuf_del_buf_head(&cb, sizeof(CIRBUF_STR_HEAD) + 1) == 0) { - printf("Error: unexpected result when deleting too much data!\n"); - return -1; - } - /* delete more than written (tail) */ - if (cirbuf_del_buf_tail(&cb, sizeof(CIRBUF_STR_HEAD) + 1) == 0) { - printf("Error: unexpected result when deleting too much data!\n"); - return -1; - } - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* add string to tail */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) - != (sizeof(CIRBUF_STR_TAIL))) { - printf("Error: failed to add string to tail!\n"); - return -1; - } - /* read more than written (tail) */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_TAIL) + 1) - != sizeof(CIRBUF_STR_TAIL)) { - printf("Error: unexpected result when reading too much data!\n"); - return -1; - } - /* read more than written (head) */ - if (cirbuf_get_buf_head(&cb, tmp, sizeof(CIRBUF_STR_TAIL) + 1) - != sizeof(CIRBUF_STR_TAIL)) { - printf("Error: unexpected result when reading too much data!\n"); - return -1; - } - /* delete more than written (tail) */ - if (cirbuf_del_buf_tail(&cb, sizeof(CIRBUF_STR_TAIL) + 1) == 0) { - printf("Error: unexpected result when deleting too much data!\n"); - return -1; - } - /* delete more than written (head) */ - if (cirbuf_del_buf_tail(&cb, sizeof(CIRBUF_STR_TAIL) + 1) == 0) { - printf("Error: unexpected result when deleting too much data!\n"); - return -1; - } - - return 0; -} - -/* try to read/delete less than written */ -static int -test_cirbuf_string_get_del_partial(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - char tmp2[CMDLINE_TEST_BUFSIZE]; - - /* initialize buffers */ - memset(buf, 0, sizeof(buf)); - memset(tmp, 0, sizeof(tmp)); - memset(tmp2, 0, sizeof(tmp)); - - snprintf(tmp2, sizeof(tmp2), "%s", CIRBUF_STR_HEAD); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* add string to head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) - != (sizeof(CIRBUF_STR_HEAD))) { - printf("Error: failed to add string to head!\n"); - return -1; - } - /* read less than written (head) */ - if (cirbuf_get_buf_head(&cb, tmp, sizeof(CIRBUF_STR_HEAD) - 1) - != sizeof(CIRBUF_STR_HEAD) - 1) { - printf("Error: unexpected result when reading from head!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, tmp2, sizeof(CIRBUF_STR_HEAD) - 1) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - memset(tmp, 0, sizeof(tmp)); - /* read less than written (tail) */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_HEAD) - 1) - != sizeof(CIRBUF_STR_HEAD) - 1) { - printf("Error: unexpected result when reading from tail!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, &tmp2[1], sizeof(CIRBUF_STR_HEAD) - 1) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - - /* - * verify correct deletion - */ - - /* clear buffer */ - memset(tmp, 0, sizeof(tmp)); - - /* delete less than written (head) */ - if (cirbuf_del_buf_head(&cb, 1) != 0) { - printf("Error: delete from head failed!\n"); - return -1; - } - /* read from head */ - if (cirbuf_get_buf_head(&cb, tmp, sizeof(CIRBUF_STR_HEAD) - 1) - != sizeof(CIRBUF_STR_HEAD) - 1) { - printf("Error: unexpected result when reading from head!\n"); - return -1; - } - /* since we deleted from head, first char should be deleted */ - if (strncmp(tmp, &tmp2[1], sizeof(CIRBUF_STR_HEAD) - 1) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - /* clear buffer */ - memset(tmp, 0, sizeof(tmp)); - - /* delete less than written (tail) */ - if (cirbuf_del_buf_tail(&cb, 1) != 0) { - printf("Error: delete from tail failed!\n"); - return -1; - } - /* read from tail */ - if (cirbuf_get_buf_tail(&cb, tmp, sizeof(CIRBUF_STR_HEAD) - 2) - != sizeof(CIRBUF_STR_HEAD) - 2) { - printf("Error: unexpected result when reading from head!\n"); - return -1; - } - /* since we deleted from tail, last char should be deleted */ - if (strncmp(tmp, &tmp2[1], sizeof(CIRBUF_STR_HEAD) - 2) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - - return 0; -} - -/* test cmdline_cirbuf char add/del functions */ -static int -test_cirbuf_char_add_del(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - - /* clear buffer */ - memset(buf, 0, sizeof(buf)); - memset(tmp, 0, sizeof(tmp)); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* - * try to delete something from cirbuf. since it's empty, - * these should fail. - */ - if (cirbuf_del_head_safe(&cb) == 0) { - printf("Error: deleting from empty cirbuf head succeeded!\n"); - return -1; - } - if (cirbuf_del_tail_safe(&cb) == 0) { - printf("Error: deleting from empty cirbuf tail succeeded!\n"); - return -1; - } - - /* - * add, verify and delete. these should pass. - */ - if (cirbuf_add_head_safe(&cb,'h') < 0) { - printf("Error: adding to cirbuf head failed!\n"); - return -1; - } - if (cirbuf_get_head(&cb) != 'h') { - printf("Error: wrong head content!\n"); - return -1; - } - if (cirbuf_del_head_safe(&cb) < 0) { - printf("Error: deleting from cirbuf head failed!\n"); - return -1; - } - if (cirbuf_add_tail_safe(&cb,'t') < 0) { - printf("Error: adding to cirbuf tail failed!\n"); - return -1; - } - if (cirbuf_get_tail(&cb) != 't') { - printf("Error: wrong tail content!\n"); - return -1; - } - if (cirbuf_del_tail_safe(&cb) < 0) { - printf("Error: deleting from cirbuf tail failed!\n"); - return -1; - } - /* do the same for unsafe versions. those are void. */ - cirbuf_add_head(&cb,'h'); - if (cirbuf_get_head(&cb) != 'h') { - printf("Error: wrong head content!\n"); - return -1; - } - cirbuf_del_head(&cb); - - /* test if char has been deleted. we can't call cirbuf_get_head - * because it's unsafe, but we can call cirbuf_get_buf_head. - */ - if (cirbuf_get_buf_head(&cb, tmp, 1) > 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - - cirbuf_add_tail(&cb,'t'); - if (cirbuf_get_tail(&cb) != 't') { - printf("Error: wrong tail content!\n"); - return -1; - } - cirbuf_del_tail(&cb); - - /* test if char has been deleted. we can't call cirbuf_get_tail - * because it's unsafe, but we can call cirbuf_get_buf_tail. - */ - if (cirbuf_get_buf_tail(&cb, tmp, 1) > 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - - return 0; -} - -/* test filling up buffer with chars */ -static int -test_cirbuf_char_fill(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - unsigned i; - - /* clear buffer */ - memset(buf, 0, sizeof(buf)); - - /* - * initialize circular buffer - */ - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* - * fill the buffer from head or tail, verify contents, test boundaries - * and clear the buffer - */ - - /* fill the buffer from tail */ - for (i = 0; i < CMDLINE_TEST_BUFSIZE; i++) - cirbuf_add_tail_safe(&cb, 't'); - /* verify that contents of the buffer are what they are supposed to be */ - for (i = 0; i < sizeof(buf); i++) { - if (buf[i] != 't') { - printf("Error: wrong content in buffer!\n"); - return -1; - } - } - /* try to add to a full buffer from tail */ - if (cirbuf_add_tail_safe(&cb, 't') == 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - /* try to add to a full buffer from head */ - if (cirbuf_add_head_safe(&cb, 'h') == 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - /* delete buffer from tail */ - for(i = 0; i < CMDLINE_TEST_BUFSIZE; i++) - cirbuf_del_tail_safe(&cb); - /* try to delete from an empty buffer */ - if (cirbuf_del_tail_safe(&cb) >= 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - - /* fill the buffer from head */ - for (i = 0; i < CMDLINE_TEST_BUFSIZE; i++) - cirbuf_add_head_safe(&cb, 'h'); - /* verify that contents of the buffer are what they are supposed to be */ - for (i = 0; i < sizeof(buf); i++) { - if (buf[i] != 'h') { - printf("Error: wrong content in buffer!\n"); - return -1; - } - } - /* try to add to a full buffer from head */ - if (cirbuf_add_head_safe(&cb,'h') >= 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - /* try to add to a full buffer from tail */ - if (cirbuf_add_tail_safe(&cb, 't') == 0) { - printf("Error: buffer should have been full!\n"); - return -1; - } - /* delete buffer from head */ - for(i = 0; i < CMDLINE_TEST_BUFSIZE; i++) - cirbuf_del_head_safe(&cb); - /* try to delete from an empty buffer */ - if (cirbuf_del_head_safe(&cb) >= 0) { - printf("Error: buffer should have been empty!\n"); - return -1; - } - - /* - * fill the buffer from both head and tail, with alternating characters, - * verify contents and clear the buffer - */ - - /* fill half of buffer from tail */ - for (i = 0; i < CMDLINE_TEST_BUFSIZE / 2; i++) - cirbuf_add_tail_safe(&cb, (char) (i % 2 ? 't' : 'T')); - /* fill other half of the buffer from head */ - for (i = 0; i < CMDLINE_TEST_BUFSIZE / 2; i++) - cirbuf_add_head_safe(&cb, (char) (i % 2 ? 'H' : 'h')); /* added in reverse */ - - /* verify that contents of the buffer are what they are supposed to be */ - for (i = 0; i < sizeof(buf) / 2; i++) { - if (buf[i] != (char) (i % 2 ? 't' : 'T')) { - printf("Error: wrong content in buffer at %u!\n", i); - return -1; - } - } - for (i = sizeof(buf) / 2; i < sizeof(buf); i++) { - if (buf[i] != (char) (i % 2 ? 'h' : 'H')) { - printf("Error: wrong content in buffer %u!\n", i); - return -1; - } - } - - return 0; -} - -/* test left alignment */ -static int -test_cirbuf_align_left(void) -{ -#define HALF_OFFSET CMDLINE_TEST_BUFSIZE / 2 -#define SMALL_OFFSET HALF_OFFSET / 2 -/* resulting buffer lengths for each of the test cases */ -#define LEN1 HALF_OFFSET - SMALL_OFFSET - 1 -#define LEN2 HALF_OFFSET + SMALL_OFFSET + 2 -#define LEN3 HALF_OFFSET - SMALL_OFFSET -#define LEN4 HALF_OFFSET + SMALL_OFFSET - 1 - - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - unsigned i; - - /* - * align left when start < end and start in left half - */ - - /* - * initialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* push end into left half */ - for (i = 0; i < HALF_OFFSET - 1; i++) - cirbuf_add_tail_safe(&cb, 't'); - - /* push start into left half < end */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_del_head_safe(&cb); - - /* align */ - if (cirbuf_align_left(&cb) < 0) { - printf("Error: alignment failed!\n"); - return -1; - } - - /* verify result */ - if (cb.start != 0 || cb.len != LEN1 || cb.end != cb.len - 1) { - printf("Error: buffer alignment is wrong!\n"); - return -1; - } - - /* - * align left when start > end and start in left half - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* push start into left half */ - for (i = 0; i < HALF_OFFSET + 2; i++) - cirbuf_add_head_safe(&cb, 'h'); - - /* push end into left half > start */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_add_tail_safe(&cb, 't'); - - /* align */ - if (cirbuf_align_left(&cb) < 0) { - printf("Error: alignment failed!\n"); - return -1; - } - - /* verify result */ - if (cb.start != 0 || cb.len != LEN2 || cb.end != cb.len - 1) { - printf("Error: buffer alignment is wrong!"); - return -1; - } - - /* - * align left when start < end and start in right half - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* push start into the right half */ - for (i = 0; i < HALF_OFFSET; i++) - cirbuf_add_head_safe(&cb, 'h'); - - /* push end into left half > start */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_del_tail_safe(&cb); - - /* align */ - if (cirbuf_align_left(&cb) < 0) { - printf("Error: alignment failed!\n"); - return -1; - } - - /* verify result */ - if (cb.start != 0 || cb.len != LEN3 || cb.end != cb.len - 1) { - printf("Error: buffer alignment is wrong!"); - return -1; - } - - /* - * align left when start > end and start in right half - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* push start into the right half */ - for (i = 0; i < HALF_OFFSET - 1; i++) - cirbuf_add_head_safe(&cb, 'h'); - - /* push end into left half < start */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_add_tail_safe(&cb, 't'); - - /* align */ - if (cirbuf_align_left(&cb) < 0) { - printf("Error: alignment failed!\n"); - return -1; - } - - /* verify result */ - if (cb.start != 0 || cb.len != LEN4 || - cb.end != cb.len - 1) { - printf("Error: buffer alignment is wrong!"); - return -1; - } - - /* - * Verify that alignment doesn't corrupt data - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* add string to tail and head */ - if (cirbuf_add_buf_head(&cb, CIRBUF_STR_HEAD, - sizeof(CIRBUF_STR_HEAD)) < 0 || cirbuf_add_buf_tail(&cb, - CIRBUF_STR_TAIL, sizeof(CIRBUF_STR_TAIL)) < 0) { - printf("Error: failed to add strings!\n"); - return -1; - } - - /* align */ - if (cirbuf_align_left(&cb) < 0) { - printf("Error: alignment failed!\n"); - return -1; - } - - /* get string from head */ - if (cirbuf_get_buf_head(&cb, tmp, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) < 0) { - printf("Error: failed to read string from head!\n"); - return -1; - } - - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_HEAD "\0" CIRBUF_STR_TAIL, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - - /* reset tmp buffer */ - memset(tmp, 0, sizeof(tmp)); - - /* get string from tail */ - if (cirbuf_get_buf_tail(&cb, tmp, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) < 0) { - printf("Error: failed to read string from head!\n"); - return -1; - } - - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_HEAD "\0" CIRBUF_STR_TAIL, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - - return 0; -} - -/* test right alignment */ -static int -test_cirbuf_align_right(void) -{ -#define END_OFFSET CMDLINE_TEST_BUFSIZE - 1 - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - char tmp[CMDLINE_TEST_BUFSIZE]; - unsigned i; - - - /* - * align right when start < end and start in left half - */ - - /* - * initialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to initialize circular buffer!\n"); - return -1; - } - - /* push end into left half */ - for (i = 0; i < HALF_OFFSET - 1; i++) - cirbuf_add_tail_safe(&cb, 't'); - - /* push start into left half < end */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_del_head_safe(&cb); - - /* align */ - cirbuf_align_right(&cb); - - /* verify result */ - if (cb.start != END_OFFSET || cb.len != LEN1 || cb.end != cb.len - 2) { - printf("Error: buffer alignment is wrong!\n"); - return -1; - } - - /* - * align right when start > end and start in left half - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* push start into left half */ - for (i = 0; i < HALF_OFFSET + 2; i++) - cirbuf_add_head_safe(&cb, 'h'); - - /* push end into left half > start */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_add_tail_safe(&cb, 't'); - - /* align */ - cirbuf_align_right(&cb); - - /* verify result */ - if (cb.start != END_OFFSET || cb.len != LEN2 || cb.end != cb.len - 2) { - printf("Error: buffer alignment is wrong!"); - return -1; - } - - /* - * align right when start < end and start in right half - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* push start into the right half */ - for (i = 0; i < HALF_OFFSET; i++) - cirbuf_add_head_safe(&cb, 'h'); - - /* push end into left half > start */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_del_tail_safe(&cb); - - /* align */ - cirbuf_align_right(&cb); - - /* verify result */ - if (cb.end != END_OFFSET || cb.len != LEN3 || cb.start != cb.end - cb.len + 1) { - printf("Error: buffer alignment is wrong!"); - return -1; - } - - /* - * align right when start > end and start in right half - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* push start into the right half */ - for (i = 0; i < HALF_OFFSET - 1; i++) - cirbuf_add_head_safe(&cb, 'h'); - - /* push end into left half < start */ - for (i = 0; i < SMALL_OFFSET; i++) - cirbuf_add_tail_safe(&cb, 't'); - - /* align */ - cirbuf_align_right(&cb); - - /* verify result */ - if (cb.end != END_OFFSET || cb.len != LEN4 || cb.start != cb.end - cb.len + 1) { - printf("Error: buffer alignment is wrong!"); - return -1; - } - - /* - * Verify that alignment doesn't corrupt data - */ - - /* - * reinitialize circular buffer - */ - memset(buf, 0, sizeof(buf)); - if (cirbuf_init(&cb, buf, 0, sizeof(buf)) < 0) { - printf("Error: failed to reinitialize circular buffer!\n"); - return -1; - } - - /* add string to tail and head */ - if (cirbuf_add_buf_tail(&cb, CIRBUF_STR_TAIL, - sizeof(CIRBUF_STR_TAIL)) < 0 || cirbuf_add_buf_head(&cb, - CIRBUF_STR_HEAD, sizeof(CIRBUF_STR_HEAD)) < 0) { - printf("Error: failed to add strings!\n"); - return -1; - } - - /* align */ - if (cirbuf_align_right(&cb) < 0) { - printf("Error: alignment failed!\n"); - return -1; - } - - /* get string from head */ - if (cirbuf_get_buf_head(&cb, tmp, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) < 0) { - printf("Error: failed to read string from head!\n"); - return -1; - } - - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_HEAD "\0" CIRBUF_STR_TAIL, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - - /* reset tmp buffer */ - memset(tmp, 0, sizeof(tmp)); - - /* get string from tail */ - if (cirbuf_get_buf_tail(&cb, tmp, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) < 0) { - printf("Error: failed to read string from head!\n"); - return -1; - } - /* verify string */ - if (strncmp(tmp, CIRBUF_STR_HEAD "\0" CIRBUF_STR_TAIL, - sizeof(CIRBUF_STR_HEAD) + sizeof(CIRBUF_STR_TAIL)) != 0) { - printf("Error: strings mismatch!\n"); - return -1; - } - - return 0; -} - -/* call functions with invalid parameters */ -int -test_cirbuf_invalid_param(void) -{ - struct cirbuf cb; - char buf[CMDLINE_TEST_BUFSIZE]; - - /* null cirbuf */ - if (cirbuf_init(0, buf, 0, sizeof(buf)) == 0) - return -1; - /* null buffer */ - if (cirbuf_init(&cb, 0, 0, sizeof(buf)) == 0) - return -1; - /* null cirbuf */ - if (cirbuf_add_head_safe(0, 'h') == 0) - return -1; - if (cirbuf_add_tail_safe(0, 't') == 0) - return -1; - if (cirbuf_del_head_safe(0) == 0) - return -1; - if (cirbuf_del_tail_safe(0) == 0) - return -1; - /* null buffer */ - if (cirbuf_add_buf_head(&cb, 0, 0) == 0) - return -1; - if (cirbuf_add_buf_tail(&cb, 0, 0) == 0) - return -1; - /* null cirbuf */ - if (cirbuf_add_buf_head(0, buf, 0) == 0) - return -1; - if (cirbuf_add_buf_tail(0, buf, 0) == 0) - return -1; - /* null size */ - if (cirbuf_add_buf_head(&cb, buf, 0) == 0) - return -1; - if (cirbuf_add_buf_tail(&cb, buf, 0) == 0) - return -1; - /* null cirbuf */ - if (cirbuf_del_buf_head(0, 0) == 0) - return -1; - if (cirbuf_del_buf_tail(0, 0) == 0) - return -1; - /* null size */ - if (cirbuf_del_buf_head(&cb, 0) == 0) - return -1; - if (cirbuf_del_buf_tail(&cb, 0) == 0) - return -1; - /* null cirbuf */ - if (cirbuf_get_buf_head(0, 0, 0) == 0) - return -1; - if (cirbuf_get_buf_tail(0, 0, 0) == 0) - return -1; - /* null buffer */ - if (cirbuf_get_buf_head(&cb, 0, 0) == 0) - return -1; - if (cirbuf_get_buf_tail(&cb, 0, 0) == 0) - return -1; - /* null size, this is valid but should return 0 */ - if (cirbuf_get_buf_head(&cb, buf, 0) != 0) - return -1; - if (cirbuf_get_buf_tail(&cb, buf, 0) != 0) - return -1; - /* null cirbuf */ - if (cirbuf_align_left(0) == 0) - return -1; - if (cirbuf_align_right(0) == 0) - return -1; - - return 0; -} - -/* test cmdline_cirbuf char functions */ -int -test_cirbuf_char(void) -{ - int ret; - - ret = test_cirbuf_char_add_del(); - if (ret < 0) - return -1; - - ret = test_cirbuf_char_fill(); - if (ret < 0) - return -1; - - return 0; -} - -/* test cmdline_cirbuf string functions */ -int -test_cirbuf_string(void) -{ - if (test_cirbuf_string_add_del() < 0) - return -1; - - if (test_cirbuf_string_add_del_reverse() < 0) - return -1; - - if (test_cirbuf_string_add_boundaries() < 0) - return -1; - - if (test_cirbuf_string_get_del_boundaries() < 0) - return -1; - - if (test_cirbuf_string_get_del_partial() < 0) - return -1; - - if (test_cirbuf_string_misc() < 0) - return -1; - - return 0; -} - -/* test cmdline_cirbuf align functions */ -int -test_cirbuf_align(void) -{ - if (test_cirbuf_align_left() < 0) - return -1; - if (test_cirbuf_align_right() < 0) - return -1; - return 0; -} |