ucx: test/buffer_tests.c@9c1591b3c4a4 (annotated)

test/buffer_tests.c@9c1591b3c4a4 (annotated)

test/buffer_tests.c

Sun, 21 Jan 2018 14:10:59 +0100

author: Mike Becker <universe@uap-core.de>
date: Sun, 21 Jan 2018 14:10:59 +0100
changeset 273: 9c1591b3c4a4
parent 269: 591473851c95
child 290: d5d6ab809ad3
permissions: -rw-r--r--

fixes return value for multiplication with zero in ucx_szmul

 /*
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
  *
  * Copyright 2017 Mike Becker, Olaf Wintermann All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *   1. Redistributions of source code must retain the above copyright
  *      notice, this list of conditions and the following disclaimer.
  *
  *   2. 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.
  *
  * 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 HOLDER 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 "buffer_tests.h"
 #include <stdint.h>
 UCX_TEST(test_ucx_buffer_new) {
     UcxBuffer *b = ucx_buffer_new(NULL, 16, UCX_BUFFER_AUTOEXTEND);
     UcxBuffer *b2 = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(b->capacity==16, "wrong capacity");
     UCX_TEST_ASSERT(b2->capacity==32, "wrong capacity");
     UCX_TEST_ASSERT(b->size==0, "wrong size");
     UCX_TEST_ASSERT(b2->size==0, "wrong size");
     UCX_TEST_ASSERT(b->pos==0, "wrong position");
     UCX_TEST_ASSERT(b2->pos==0, "wrong position");
     UCX_TEST_ASSERT(b->flags==(UCX_BUFFER_AUTOEXTEND|UCX_BUFFER_AUTOFREE),
         "wrong flags for autoextending buffer");
     UCX_TEST_ASSERT(b2->flags==UCX_BUFFER_AUTOFREE,
         "wrong flags for default bufer");
     UCX_TEST_END
     ucx_buffer_free(b2);
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_new_prealloc) {
     char* test = (char*) malloc(16);
     UcxBuffer *b = ucx_buffer_new(test, 16, UCX_BUFFER_DEFAULT);
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(b->capacity==16, "wrong capacity");
     UCX_TEST_ASSERT(b->size==0, "wrong size");
     UCX_TEST_ASSERT(b->pos==0, "wrong position");
     UCX_TEST_ASSERT(b->flags==0, "wrong flags - all should be cleared");
     UCX_TEST_END
     free(test);
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_eof) {
     char *test = (char*)"0123456789ABCDEF";
     UcxBuffer *b = ucx_buffer_new(test, 16, UCX_BUFFER_DEFAULT);
     UCX_TEST_BEGIN
     b->pos = 9; b->size = 10;
     UCX_TEST_ASSERT(!ucx_buffer_eof(b), "false positive");
     b->pos = 10; b->size = 10;
     UCX_TEST_ASSERT(ucx_buffer_eof(b), "pos == size should be EOF");
     b->pos = 11; b->size = 10;
     UCX_TEST_ASSERT(ucx_buffer_eof(b), "false negative");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_seek_overflow) {
     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     b->size = 32;
     int r;
     UCX_TEST_BEGIN
     const size_t sizemax = (size_t)-1;
     size_t bigpos = sizemax - 5000;
     b->pos = bigpos;
     r = ucx_buffer_seek(b, 5016, SEEK_CUR);
     UCX_TEST_ASSERT(r != 0, "seek cur overflow");
     UCX_TEST_ASSERT(b->pos == bigpos,
             "failed seek shall leave pos unchanged");
     b->pos = 0;
     b->size = (sizemax >> 1) + 32;
     // we don't want to risk overflows in implicit constant casts
     const size_t bigoff_comp = (sizemax >> 1) - 16;
     off_t bigoff = (off_t)bigoff_comp;
     r = ucx_buffer_seek(b, -bigoff, SEEK_CUR);
     UCX_TEST_ASSERT(r != 0, "seek cur underflow");
     UCX_TEST_ASSERT(b->pos == 0,
             "failed seek shall leave pos unchanged");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_seek_invalid) {
     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     b->pos = 7;
     int r;
     UCX_TEST_BEGIN
     r = ucx_buffer_seek(b, 0, ~(SEEK_SET|SEEK_CUR|SEEK_END));
     UCX_TEST_ASSERT(r != 0, "invalid whence shall fail");
     UCX_TEST_ASSERT(b->pos == 7,
             "failed seek shall leave pos unchanged");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_seek_oob) {
     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     b->size = 16; // less than capacity
     b->pos = 7;
     int r;
     UCX_TEST_BEGIN
     r = ucx_buffer_seek(b, -1, SEEK_SET);
     UCX_TEST_ASSERT(r != 0, "seek SET below bounds shall fail");
     UCX_TEST_ASSERT(b->pos == 7,
             "failed seek shall leave pos unchanged");
     r = ucx_buffer_seek(b, 16, SEEK_SET);
     UCX_TEST_ASSERT(r != 0, "seek SET above bounds shall fail");
     UCX_TEST_ASSERT(b->pos == 7,
             "failed seek shall leave pos unchanged");
     r = ucx_buffer_seek(b, -8, SEEK_CUR);
     UCX_TEST_ASSERT(r != 0, "seek CUR below bounds shall fail");
     UCX_TEST_ASSERT(b->pos == 7,
             "failed seek shall leave pos unchanged");
     r = ucx_buffer_seek(b, 9, SEEK_CUR);
     UCX_TEST_ASSERT(r != 0, "seek CUR above bounds shall fail");
     UCX_TEST_ASSERT(b->pos == 7,
             "failed seek shall leave pos unchanged");
     r = ucx_buffer_seek(b, -17, SEEK_END);
     UCX_TEST_ASSERT(r != 0, "seek END below bounds shall fail");
     UCX_TEST_ASSERT(b->pos == 7,
             "failed seek shall leave pos unchanged");
     r = ucx_buffer_seek(b, 1, SEEK_END);
     UCX_TEST_ASSERT(r != 0, "seek END above bounds shall fail");
     UCX_TEST_ASSERT(b->pos == 7,
             "failed seek shall leave pos unchanged");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_seek_set) {
     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     b->size = 16;
     int r;
     UCX_TEST_BEGIN
     r = ucx_buffer_seek(b, 5, SEEK_SET);
     UCX_TEST_ASSERT(r == 0, "seek SET+5 failed");
     UCX_TEST_ASSERT(b->pos == 5, "seek SET+5 set wrong position");
     r = ucx_buffer_seek(b, 10, SEEK_SET);
     UCX_TEST_ASSERT(r == 0, "seek SET+10 failed");
     UCX_TEST_ASSERT(b->pos == 10, "seek SET+10 set wrong position");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_seek_cur) {
     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     b->size = 16;
     int r;
     UCX_TEST_BEGIN
     b->pos = 7;
     r = ucx_buffer_seek(b, 5, SEEK_CUR);
     UCX_TEST_ASSERT(r == 0, "seek CUR+5 failed");
     UCX_TEST_ASSERT(b->pos == 12, "seek CUR+5 set wrong position");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_seek_end) {
     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     b->size = 16;
     int r;
     UCX_TEST_BEGIN
     r = ucx_buffer_seek(b, -5, SEEK_END);
     UCX_TEST_ASSERT(r == 0, "seek END-5 failed");
     UCX_TEST_ASSERT(b->pos == 11, "seek END-5 set wrong position");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_putc) {
     char *buffer = (char*) malloc(16);
     memset(buffer, 32, 16);
     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
     b->size = b->capacity;
     UCX_TEST_BEGIN
     ucx_buffer_seek(b, 0, SEEK_SET);
     UCX_TEST_ASSERT(ucx_buffer_putc(b, '0'|~0xFF) == '0',
             "putc shall return (arg & 0xFF)");
     ucx_buffer_putc(b, '0');
     ucx_buffer_putc(b, '0');
     UCX_TEST_ASSERT(b->pos == 3, "pos wrong after first 3 puts");
     ucx_buffer_seek(b, 10, SEEK_CUR);
     ucx_buffer_putc(b, '0');
     ucx_buffer_putc(b, '0');
     ucx_buffer_putc(b, '0');
     UCX_TEST_ASSERT(b->pos == 16, "pos wrong after last 3 puts");
     UCX_TEST_ASSERT(!memcmp(b->space, "000          000", 16),
             "buffer content wrong")
     UCX_TEST_END
     ucx_buffer_free(b);
     free(buffer);
 }
 UCX_TEST(test_ucx_buffer_putc_oob) {
     UcxBuffer *b = ucx_buffer_new(NULL, 2, UCX_BUFFER_DEFAULT);
     UCX_TEST_BEGIN
     b->pos = b->size = b->capacity = 1;
     b->space[1] = 'X';
     UCX_TEST_ASSERT(ucx_buffer_putc(b, 48) == EOF, "put shall return EOF "
             "when buffer is full and auto extend is disabled");
     UCX_TEST_ASSERT(!memcmp(b->space, "\0X", 2),
             "wrong buffer content after failed putc");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_putc_ae) {
     UcxBuffer *b = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND);
     ucx_buffer_putc(b, '0');
     ucx_buffer_putc(b, '1');
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(b->pos == 2, "pos wrong after first 2 puts");
     UCX_TEST_ASSERT(b->size == 2, "size wrong after first 2 puts");
     UCX_TEST_ASSERT(b->capacity == 2, "buffer erroneously extended");
     UCX_TEST_ASSERT(!memcmp(b->space,"01", 2), "wrong content");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_putc_oobae) {
     UcxBuffer *b = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND);
     ucx_buffer_putc(b, '0');
     ucx_buffer_putc(b, '1');
     UCX_TEST_BEGIN
     ucx_buffer_putc(b, 'a');
     UCX_TEST_ASSERT(b->pos == 3, "pos wrong after put");
     UCX_TEST_ASSERT(b->capacity == 4, "buffer not properly extended");
     UCX_TEST_ASSERT(b->size == 3, "wrong buffer size");
     UCX_TEST_ASSERT(!memcmp(b->space,"01a\0", 4), "wrong content");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_putc_size) {
     UcxBuffer *b = ucx_buffer_new(NULL, 4, UCX_BUFFER_DEFAULT);
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(b->size == 0, "wrong initial size");
     ucx_buffer_putc(b, 'a');
     ucx_buffer_putc(b, 'b');
     ucx_buffer_putc(b, 'c');
     UCX_TEST_ASSERT(b->size == 3, "size does not increase");
     ucx_buffer_seek(b, 1, SEEK_SET);
     ucx_buffer_putc(b, 'd');
     UCX_TEST_ASSERT(b->size == 3, "size shall not decrease");
     UCX_TEST_ASSERT(b->pos == 2, "wrong position after seek and putc");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_getc) {
     char *buffer = (char*) malloc(16);
     memset(buffer, 32, 8);
     for (int i = 8; i < 16 ; i++) {
         buffer[i] = 40+i;
     }
     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
     b->size = b->capacity;
     unsigned char ubuffer[] = {127, 128, 129, 130};
     UcxBuffer *ub = ucx_buffer_new(ubuffer, 4, UCX_BUFFER_DEFAULT);
     ub->size = 4;
     UCX_TEST_BEGIN
     char rb[16];
     for (size_t i = 0 ; i < 16 ; i++) {
         UCX_TEST_ASSERT(b->pos == i, "wrong position");
         UCX_TEST_ASSERT(!ucx_buffer_eof(b), "EOF false positive");
         rb[i] = ucx_buffer_getc(b);
     }
     UCX_TEST_ASSERT(memcmp(rb, "        01234567", 16) == 0,
         "read data incorrect");
     UCX_TEST_ASSERT(ucx_buffer_eof(b), "EOF not set after last possible read");
     UCX_TEST_ASSERT(b->pos == 16, "wrong position after EOF");
     UCX_TEST_ASSERT(ucx_buffer_getc(b) == EOF,
         "out of bounds read does not return EOF");
     UCX_TEST_ASSERT(b->pos == 16, "wrong position after out of bounds read");
     int uc[5];
     for(int i=0;i<5;i++) {
         uc[i] = ucx_buffer_getc(ub);
     }
     UCX_TEST_ASSERT(uc[0] == 127, "wrong unsigned value(0)");
     UCX_TEST_ASSERT(uc[1] == 128, "wrong unsigned value(0)");
     UCX_TEST_ASSERT(uc[2] == 129, "wrong unsigned value(0)");
     UCX_TEST_ASSERT(uc[3] == 130, "wrong unsigned value(0)");
     UCX_TEST_ASSERT(uc[4] == EOF, "EOF not set after last ub read");
     UCX_TEST_END
     ucx_buffer_free(b);
     ucx_buffer_free(ub);
     free(buffer);
 }
 UCX_TEST(test_ucx_buffer_write) {
     char *buffer = (char*) malloc(32);
     memset(buffer, 0, 32);
     memset(buffer, 32, 8);
     for (int i = 8; i < 16 ; i++) {
         buffer[i] = 40+i;
     }
     UcxBuffer *b = ucx_buffer_new(buffer, 32, UCX_BUFFER_DEFAULT);
     int r;
     UCX_TEST_BEGIN
     b->pos = 4;
     r = ucx_buffer_write("test string", 1, 11, b);
     UCX_TEST_ASSERT(r == 11, "returned incorrect number of written bytes");
     UCX_TEST_ASSERT(b->pos == 15, "incorrect position");
     UCX_TEST_ASSERT(memcmp(buffer, "    test string7\0\0", 18) == 0,
         "incorrect buffer content (test string)");
     r = ucx_buffer_write(".", 1, 1, b);
     UCX_TEST_ASSERT(r == 1, "returned incorrect number of written elements");
     UCX_TEST_ASSERT(b->pos == 16, "incorrect position");
     int32_t testarr[4] = {0x09abcdef, 0x05fedcba, 0x01abefcd, 0x3cd07ab};
     r = ucx_buffer_write(testarr, 4, 4, b);
     UCX_TEST_ASSERT(r = 4, "returned incorrect number of written elements");
     UCX_TEST_ASSERT(b->pos == 32, "incorrect position");
     char cmp[32];
     memset(cmp, 0, 32);
     memcpy(cmp, "    test string.", 16);
     int32_t *ptr = (int32_t*) (cmp+16);
     ptr[0] = testarr[0];
     ptr[1] = testarr[1];
     ptr[2] = testarr[2];
     ptr[3] = testarr[3];
     UCX_TEST_ASSERT(memcmp(buffer, cmp, 32) == 0,
         "incorrect buffer content (int array)");
     UCX_TEST_END
     ucx_buffer_free(b);
     free(buffer);
 }
 UCX_TEST(test_ucx_buffer_write_oob) {
     char *buffer = (char*) malloc(32);
     memset(buffer, 0, 32);
     UcxBuffer *b = ucx_buffer_new(buffer, 15, UCX_BUFFER_DEFAULT);
     int r;
     UCX_TEST_BEGIN
     r = ucx_buffer_write("a very long string", 1, 18, b);
     UCX_TEST_ASSERT(r == 15, "incorrect number of written bytes");
     UCX_TEST_ASSERT(memcmp(buffer, "a very long str\0\0\0", 18) == 0,
         "invalid buffer content (test string)");
     b->size = b->pos = 0;
     int32_t intarr[4] = {0,-1,0,-1};
     memset(buffer, 0, 32);
     r = ucx_buffer_write(intarr, 4, 4, b);
     UCX_TEST_ASSERT(r == 3, "incorrect number of written elements");
     UCX_TEST_ASSERT(memcmp(buffer,
         "\0\0\0\0\xff\xff\xff\xff\0\0\0\0\0\0\0\0", 16) == 0,
         "invalid buffer content (test string)");
     UCX_TEST_END
     ucx_buffer_free(b);
     free(buffer);
 }
 UCX_TEST(test_ucx_buffer_write_ax) {
     char *buffer = (char*) malloc(16);
     memset(buffer, 0, 16);
     UcxBuffer *b = ucx_buffer_new(buffer, 16,
             UCX_BUFFER_AUTOEXTEND | UCX_BUFFER_AUTOFREE);
     int r;
     UCX_TEST_BEGIN
     const char* teststring = "this is way too much";
     r = ucx_buffer_write((void*)teststring, 1, 20, b);
     buffer = (char*) b->space; /*autoextend enabled, we MUST retrieve pointer*/
     UCX_TEST_ASSERT(r == 20, "not all characters written");
     UCX_TEST_ASSERT(b->capacity == 32, "buffer not properly extended");
     UCX_TEST_ASSERT(b->pos == 20, "position incorrect");
     UCX_TEST_ASSERT(memcmp(buffer,
             "this is way too much\0\0\0\0\0\0\0\0\0\0\0\0", 32) == 0,
             "incorrect buffer content");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_read) {
     UcxBuffer *b = ucx_buffer_new(NULL, 8, UCX_BUFFER_AUTOFREE);
     ucx_buffer_write("01234567", 1, 8, b);
     b->pos = 0;
     char buf[32];
     memset(buf, 'X', 32);
     int r;
     UCX_TEST_BEGIN
     ucx_buffer_seek(b, 2, SEEK_SET);
     r = ucx_buffer_read(buf, 1, 2, b);
     UCX_TEST_ASSERT(r == 2, "wrong number of bytes read (2 items)");
     UCX_TEST_ASSERT(buf[0] == '2' && buf[1] == '3' && buf[2] == 'X',
             "buffer incorrect after read");
     UCX_TEST_ASSERT(b->pos == 4, "wrong position after read (2 items)");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_read_oob) {
     UcxBuffer *b = ucx_buffer_new(NULL, 8, UCX_BUFFER_AUTOFREE);
     ucx_buffer_write("01234567", 1, 8, b);
     char buf[32];
     memset(buf, 'X', 32);
     int r;
     UCX_TEST_BEGIN
     b->pos = 2;
     r = ucx_buffer_read(buf + 2, 1, 8, b);
     UCX_TEST_ASSERT(r == 6, "wrong number of bytes read (8 items)");
     UCX_TEST_ASSERT(memcmp(buf, "XX234567XX", 10) == 0,
             "buffer incorrect after read");
     UCX_TEST_ASSERT(b->pos == 8,
         "wrong position after read (8 items out of bound)");
     b->pos = 0;
     memset(buf, 'X', 32);
     r = ucx_buffer_read(buf, 3, 3, b);
     UCX_TEST_ASSERT(r == 2, "wrong number of blocks read");
     UCX_TEST_ASSERT(memcmp(buf, "012345XX", 8) == 0,
             "buffer incorrect after block out of bounds read");
     r = ucx_buffer_read(buf+6, 1, 5, b);
     UCX_TEST_ASSERT(r == 2, "wrong number of remaining bytes read");
     UCX_TEST_ASSERT(memcmp(buf, "01234567XX", 10) == 0,
             "buffer incorrect after remaining byte read");
     UCX_TEST_END
     ucx_buffer_free(b);
 }
 UCX_TEST(test_ucx_buffer_extract) {
     char *buffer = (char*) malloc(16);
     strcpy(buffer, "this is a test!");
     UcxBuffer *src = ucx_buffer_new(buffer, 16, UCX_BUFFER_AUTOFREE);
     src->size = 16;
     UcxBuffer *dst = ucx_buffer_extract(src, 5, 5, UCX_BUFFER_AUTOEXTEND);
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(dst != NULL, "ucx_buffer_extract returned NULL");
     UCX_TEST_ASSERT(dst->flags == (UCX_BUFFER_AUTOEXTEND | UCX_BUFFER_AUTOFREE),
             "autofree flag shall be enforced");
     UCX_TEST_ASSERT(dst->size == 5, "wrong size for new buffer");
     UCX_TEST_ASSERT(dst->capacity == 5, "wrong capacity for new buffer");
     UCX_TEST_ASSERT(dst->pos == 0, "wrong position for new buffer");
     char rb[5];
     ucx_buffer_read(rb, 1, 5, dst);
     UCX_TEST_ASSERT(memcmp(rb, "is a ", 5) == 0,
             "new buffer has incorrect content");
     UCX_TEST_END
     ucx_buffer_free(dst);
     ucx_buffer_free(src);
 }
 UCX_TEST(test_ucx_buffer_extract_oob) {
     char *buffer = (char*) malloc(16);
     strcpy(buffer, "this is a test!");
     UcxBuffer *src = ucx_buffer_new(buffer, 16, UCX_BUFFER_AUTOFREE);
     src->size = 16;
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(ucx_buffer_extract(src, 5, 0, UCX_BUFFER_DEFAULT) == NULL,
             "extract shall fail on zero length");
     UCX_TEST_ASSERT(ucx_buffer_extract(src, 10, 10, UCX_BUFFER_DEFAULT) == NULL,
             "extract shall fail on invalid bounds (size exceeds limits)");
     UCX_TEST_ASSERT(ucx_buffer_extract(src, 20, -7, UCX_BUFFER_DEFAULT) == NULL,
             "extract shall fail on invalid bounds (start exceeds limits)");
     UCX_TEST_END
     ucx_buffer_free(src);
 }
 UCX_TEST(test_ucx_buffer_extract_overflow) {
     char *buffer = (char*) malloc(16);
     strcpy(buffer, "this is a test!");
     UcxBuffer *src = ucx_buffer_new(buffer, 16, UCX_BUFFER_AUTOFREE);
     src->size = 16;
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(ucx_buffer_extract(src, 5, (size_t)-4,
         UCX_BUFFER_DEFAULT) == NULL, "extract shall fail on integer overflow");
     UCX_TEST_END
     ucx_buffer_free(src);
 }
 UCX_TEST(test_ucx_buffer_extend) {
     UcxBuffer *b = ucx_buffer_new(NULL, 10, UCX_BUFFER_DEFAULT);
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(ucx_buffer_extend(b, 15) == 0, "shall return 0 on success");
     UCX_TEST_ASSERT(b->capacity = 40, "wrong capacity");
     UCX_TEST_ASSERT((b->size == 0 && b->pos == 0),
         "pos and size shall remain unchanged");
     UCX_TEST_ASSERT(ucx_buffer_extend(b, (size_t) - 61) != 0,
         "shall fail and return a non-zero value on overflow");
     UCX_TEST_END
     ucx_buffer_free(b);
 }

Mercurial > hg > ucx / annotate

test/buffer_tests.c@9c1591b3c4a4 (annotated)

test/buffer_tests.c