ucx: test/buffer_tests.c@1fa3f13f774c (annotated)

test/buffer_tests.c@1fa3f13f774c (annotated)

test/buffer_tests.c

Mon, 05 May 2014 13:53:27 +0200

author: Mike Becker <universe@uap-core.de>
date: Mon, 05 May 2014 13:53:27 +0200
changeset 164: 1fa3f13f774c
parent 163: 5ec9a2ca6328
child 166: 350a0e3898bd
permissions: -rw-r--r--

added allocator tests + started refactoring UcxBuffer tests (HINT: don't fix issues yet, complete tests first)

 /*
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
  *
  * Copyright 2013 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 "ucx/utils.h"
 /*
  * TODO: refactor tests
  *
  * ucx_buffer_extend
  * ucx_buffer_extract
  * ucx_buffer_free
  * ucx_buffer_getc
  * ucx_buffer_new
  * ucx_buffer_puts
  * ucx_buffer_read
  * ucx_buffer_write
  *
  */
 UCX_TEST(test_ucx_buffer_eof) {
     char *test = "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_TEST(test_ucx_buffer_seek_overflow) {
     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
     b->size = 32;
     int r;
     UCX_TEST_BEGIN
     size_t bigpos = SIZE_MAX - 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 = SIZE_MAX / 2 + 32;
     off_t bigoff = SIZE_MAX / 2 - 16;
     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;
     UCX_TEST_BEGIN
     char rb[16];
     for (size_t i = 0 ; i < 16 ; i++) {
         UCX_TEST_ASSERT(b->pos == i, "pos wrong during read loop");
         UCX_TEST_ASSERT(!ucx_buffer_eof(b),
                 "EOF shall not be set during read loop");
         rb[i] = ucx_buffer_getc(b);
     }
     UCX_TEST_ASSERT(b->pos == 16, "pos wrong after read loop");
     UCX_TEST_ASSERT(ucx_buffer_eof(b), "EOF not set");
     UCX_TEST_ASSERT(memcmp(rb, "        01234567", 16) == 0,
             "read data incorrect");
     UCX_TEST_END
     ucx_buffer_free(b);
     free(buffer);
 }
 UCX_TEST(test_ucx_buffer_write) {
     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);
     int r;
     UCX_TEST_BEGIN
     const char* teststring = "this is way too much";
     r = ucx_buffer_write((void*)teststring, 1, 20, b);
     UCX_TEST_ASSERT(r == 16, "string not correctly trimed");
     UCX_TEST_ASSERT(memcmp(buffer, teststring, 16) == 0,
             "buffer data incorrect");
     UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof shall be set");
     ucx_buffer_seek(b, 8, SEEK_SET);
     r = ucx_buffer_write((void*)"not", 1, 3, b);
     UCX_TEST_ASSERT(r == 3, "three bytes should be replace");
     UCX_TEST_ASSERT(memcmp(buffer, "this is not too much", 16) == 0,
             "modified buffer is incorrect");
     const char* threebytestring = "  t  h  r  e  e   ";
     memset(buffer, 49, 16);
     ucx_buffer_seek(b, 0, SEEK_SET);
     r = ucx_buffer_write((void*)threebytestring, 3, 6, b);
     UCX_TEST_ASSERT(r == 5, "three byte string not correctly trimed");
     UCX_TEST_ASSERT(b->pos == 15,
             "position after write of three byte string incorrect");
     UCX_TEST_ASSERT(!ucx_buffer_eof(b), "eof shall not be set");
     UCX_TEST_ASSERT(memcmp(buffer, "  t  h  r  e  e1", 16) == 0,
                 "bufer is incorrect after three byte string has been written");
     UCX_TEST_END
     ucx_buffer_free(b);
     free(buffer);
 }
 UCX_TEST(test_ucx_buffer_write_ax) {
     char *buffer = (char*) malloc(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);
     char buf[32];
     memset(buf, 'X', 32);
     int r;
     UCX_TEST_BEGIN
     ucx_buffer_write("01234567", 1, 8, b);
     UCX_TEST_ASSERT(b->pos == 8, "buffer not correctly filled");
     b->pos = 0;
     r = ucx_buffer_read(buf, 1, 2, b);
     UCX_TEST_ASSERT(r == 2, "wrong number of bytes read");
     UCX_TEST_ASSERT(buf[0] == '0' && buf[1] == '1' && buf[2] == 'X',
             "buffer incorrect after first read");
     r = ucx_buffer_read(buf + 2, 1, 8, b);
     UCX_TEST_ASSERT(r == 6, "wrong number of bytes read(2)");
     UCX_TEST_ASSERT(memcmp(buf, "01234567XX", 10) == 0,
             "buffer incorrect after second read");
     memset(buf, 'X', 32);
     ucx_buffer_seek(b, 0, SEEK_SET);
     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 three 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 = 15;
     UcxBuffer *dst = ucx_buffer_extract(src, 5, 5, UCX_BUFFER_DEFAULT);
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(dst != NULL, "ucx_buffer_extract returned NULL");
     UCX_TEST_ASSERT((dst->flags & UCX_BUFFER_AUTOFREE) == UCX_BUFFER_AUTOFREE,
             "autofree flag shall be enforced");
     UCX_TEST_ASSERT(dst->size == 5, "wrong size 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_ASSERT(ucx_buffer_extract(dst, 3, 3, UCX_BUFFER_DEFAULT) == NULL,
             "extract shall fail on invalid bounds");
     UCX_TEST_END
     ucx_buffer_free(dst);
     ucx_buffer_free(src);
 }
 UCX_TEST(test_ucx_stream_copy) {
     UcxBuffer *b1 = ucx_buffer_new(NULL, 64, UCX_BUFFER_DEFAULT);
     UcxBuffer *b2 = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND);
     UCX_TEST_BEGIN
     ucx_buffer_write("01234567", 1, 8, b1);
     ucx_buffer_write("abcdefgh", 1, 8, b1);
     UCX_TEST_ASSERT(b1->size == 16, "failed to fill buffer b1");
     ucx_buffer_seek(b1, 0, SEEK_SET);
     size_t ncp = ucx_stream_hcopy(b1, b2, ucx_buffer_read, ucx_buffer_write);
     UCX_TEST_ASSERT(ncp == 16, "wrong number of copied bytes");
     UCX_TEST_ASSERT(b2->size == 16, "b2 has wrong size");
     UCX_TEST_ASSERT(memcmp(b1->space, b2->space, 16) == 0,
             "b1 and b2 have not the same content");
     memset(b2->space, 0, b2->capacity);
     b2->pos = 0;
     b2->size = 0;
     ucx_buffer_seek(b1, 0, SEEK_SET);
     FILE *file = tmpfile();
     UCX_TEST_ASSERT(file, "test file cannot be opened, test aborted");
     ncp = ucx_stream_hcopy(b1, file, ucx_buffer_read, fwrite);
     UCX_TEST_ASSERT(ncp == 16, "copied wrong number of bytes to file");
     fseek(file, 0, SEEK_SET);
     ncp = ucx_stream_hcopy(file, b2, fread, ucx_buffer_write);
     UCX_TEST_ASSERT(ncp == 16, "copied wrong number of bytes from file");
     UCX_TEST_ASSERT(memcmp(b1->space, b2->space, 16) == 0,
             "b1 and b2 content mismatch");
     fclose(file);
     ucx_buffer_clear(b1);
     ucx_buffer_seek(b2, 0, SEEK_SET);
     ncp = ucx_stream_ncopy(b2, b1, ucx_buffer_read, ucx_buffer_write, 8);
     UCX_TEST_ASSERT(ncp == 8, "copied wrong number of bytes with ncopy");
     UCX_TEST_ASSERT(memcmp(b1->space, "01234567\0\0\0\0\0\0\0\0", 16) == 0,
         "content wrong after ncopy");
     UCX_TEST_END
     ucx_buffer_free(b1);
     ucx_buffer_free(b2);
 }

Mercurial > hg > ucx / annotate

test/buffer_tests.c@1fa3f13f774c (annotated)

test/buffer_tests.c