ucx: test/buffer_tests.c@ecfdc1c4a552

     1 /*

     2  *

     3  */

     5 #include "buffer_tests.h"

     7 UCX_TEST_IMPLEMENT(test_ucx_buffer_seektell) {

     8     UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);

     9     b->size = 16; // less than capacity

    10     int r;

    12     UCX_TEST_BEGIN

    14     r = ucx_buffer_seek(b, 5, SEEK_SET);

    15     UCX_TEST_ASSERT(r == 0, "seek SET+5 failed");

    16     UCX_TEST_ASSERT(b->pos == 5, "seek SET+5 set wrong position");

    18     r = ucx_buffer_seek(b, 20, SEEK_SET);

    19     UCX_TEST_ASSERT(r != 0, "seek beyond bounds shall fail");

    20     UCX_TEST_ASSERT(b->pos == 5,

    21             "failed seek shall leave pos unchanged");

    23     r = ucx_buffer_seek(b, 5, SEEK_CUR);

    24     UCX_TEST_ASSERT(r == 0, "seek CUR+5 failed");

    25     UCX_TEST_ASSERT(b->pos == 10, "seek CUR+5 set wrong position");

    27     r = ucx_buffer_seek(b, 10, SEEK_CUR);

    28     UCX_TEST_ASSERT(r != 0, "seek CUR beyond bounds shall fail");

    29     UCX_TEST_ASSERT(b->pos == 10,

    30             "failed seek shall leave pos unchanged");

    32     r = ucx_buffer_seek(b, -5, SEEK_END);

    33     UCX_TEST_ASSERT(r == 0, "seek END-5 failed");

    34     UCX_TEST_ASSERT(b->pos == 11, "seek END-5 set wrong position");

    36     r = ucx_buffer_seek(b, -20, SEEK_END);

    37     UCX_TEST_ASSERT(r != 0, "seek END beyond bounds shall fail");

    38     UCX_TEST_ASSERT(b->pos == 11,

    39             "failed seek shall leave pos unchanged");

    41     UCX_TEST_END

    43     ucx_buffer_free(b);

    44 }

    46 UCX_TEST_IMPLEMENT(test_ucx_buffer_putc) {

    47     char *buffer = (char*) malloc(16);

    48     memset(buffer, 32, 16);

    50     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);

    51     b->size = b->capacity;

    53     UCX_TEST_BEGIN

    55     ucx_buffer_putc(b, '0');

    56     ucx_buffer_putc(b, '0');

    57     ucx_buffer_putc(b, '0');

    59     UCX_TEST_ASSERT(b->pos == 3, "pos wrong after first 3 puts");

    60     ucx_buffer_seek(b, 10, SEEK_CUR);

    62     ucx_buffer_putc(b, '0');

    63     ucx_buffer_putc(b, '0');

    64     ucx_buffer_putc(b, '0');

    66     UCX_TEST_ASSERT(b->pos == 16, "pos wrong after last 3 puts");

    67     UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof not set");

    68     UCX_TEST_ASSERT(ucx_buffer_putc(b, 48) == EOF,

    69             "put shall return EOF when buffer is full");

    71     ucx_buffer_seek(b, 3, SEEK_SET);

    72     ucx_buffer_putc(b, 'a');

    73     ucx_buffer_putc(b, 'b');

    74     ucx_buffer_putc(b, 'c');

    76     UCX_TEST_ASSERT(b->size == 16, "wrong size after seek and puts");

    77     UCX_TEST_ASSERT(memcmp(buffer, "000abc       000", 16) == 0,

    78             "buffer contains incorrect content");

    80     UCX_TEST_END

    82     ucx_buffer_free(b);

    83     free(buffer);

    84 }

    86 UCX_TEST_IMPLEMENT(test_ucx_buffer_putc_ax) {

    87     UcxBuffer *b = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND);

    89     UCX_TEST_BEGIN

    91     ucx_buffer_putc(b, '0');

    92     ucx_buffer_putc(b, '1');

    94     UCX_TEST_ASSERT(b->pos == 2, "pos wrong after first 2 puts");

    95     UCX_TEST_ASSERT(b->capacity == 2, "buffer erroneously extended");

    97     ucx_buffer_putc(b, 'a');

    99     UCX_TEST_ASSERT(b->pos == 3, "pos wrong after 1 put");

   100     UCX_TEST_ASSERT(b->capacity == 4, "buffer not properly extended");

   101     UCX_TEST_ASSERT(b->size == 3, "wrong buffer size");

   103     UCX_TEST_ASSERT(b->space[2] == 'a', "wrong content");

   105     UCX_TEST_END

   108 }

   110 UCX_TEST_IMPLEMENT(test_ucx_buffer_getc) {

   111     char *buffer = (char*) malloc(16);

   112     memset(buffer, 32, 8);

   113     for (int i = 8; i < 16 ; i++) {

   114         buffer[i] = 40+i;

   115     }

   117     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);

   118     b->size = b->capacity;

   120     UCX_TEST_BEGIN

   122     char rb[16];

   123     for (size_t i = 0 ; i < 16 ; i++) {

   124         UCX_TEST_ASSERT(b->pos == i, "pos wrong during read loop");

   125         UCX_TEST_ASSERT(!ucx_buffer_eof(b),

   126                 "EOF shall not be set during read loop");

   127         rb[i] = ucx_buffer_getc(b);

   128     }

   129     UCX_TEST_ASSERT(b->pos == 16, "pos wrong after read loop");

   130     UCX_TEST_ASSERT(ucx_buffer_eof(b), "EOF not set");

   131     UCX_TEST_ASSERT(memcmp(rb, "        01234567", 16) == 0,

   132             "read data incorrect");

   134     UCX_TEST_END

   136     ucx_buffer_free(b);

   137     free(buffer);

   138 }

   140 UCX_TEST_IMPLEMENT(test_ucx_buffer_write) {

   141     char *buffer = (char*) malloc(16);

   142     memset(buffer, 32, 8);

   143     for (int i = 8; i < 16 ; i++) {

   144         buffer[i] = 40+i;

   145     }

   147     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);

   148     int r;

   150     UCX_TEST_BEGIN

   152     const char* teststring = "this is way too much";

   153     r = ucx_buffer_write((void*)teststring, 1, 20, b);

   154     UCX_TEST_ASSERT(r == 16, "string not correctly trimed");

   155     UCX_TEST_ASSERT(memcmp(buffer, teststring, 16) == 0,

   156             "buffer data incorrect");

   157     UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof shall be set");

   159     ucx_buffer_seek(b, 8, SEEK_SET);

   160     r = ucx_buffer_write((void*)"not", 1, 3, b);

   161     UCX_TEST_ASSERT(r == 3, "three bytes should be replace");

   162     UCX_TEST_ASSERT(memcmp(buffer, "this is not too much", 16) == 0,

   163             "modified buffer is incorrect");

   165     const char* threebytestring = "  t  h  r  e  e   ";

   166     memset(buffer, 49, 16);

   167     ucx_buffer_seek(b, 0, SEEK_SET);

   168     r = ucx_buffer_write((void*)threebytestring, 3, 6, b);

   169     UCX_TEST_ASSERT(r == 5, "three byte string not correctly trimed");

   170     UCX_TEST_ASSERT(b->pos == 15,

   171             "position after write of three byte string incorrect");

   172     UCX_TEST_ASSERT(!ucx_buffer_eof(b), "eof shall not be set");

   173     UCX_TEST_ASSERT(memcmp(buffer, "  t  h  r  e  e1", 16) == 0,

   174                 "bufer is incorrect after three byte string has been written");

   176     UCX_TEST_END

   178     ucx_buffer_free(b);

   179     free(buffer);

   180 }

   182 UCX_TEST_IMPLEMENT(test_ucx_buffer_write_ax) {

   183     char *buffer = (char*) malloc(16);

   185     UcxBuffer *b = ucx_buffer_new(buffer, 16,

   186             UCX_BUFFER_AUTOEXTEND | UCX_BUFFER_AUTOFREE);

   187     int r;

   189     UCX_TEST_BEGIN

   191     const char* teststring = "this is way too much";

   192     r = ucx_buffer_write((void*)teststring, 1, 20, b);

   193     buffer = (char*) b->space; /*autoextend enabled, we MUST retrieve pointer*/

   194     UCX_TEST_ASSERT(r == 20, "not all characters written");

   195     UCX_TEST_ASSERT(b->capacity == 32, "buffer not properly extended");

   196     UCX_TEST_ASSERT(b->pos == 20, "position incorrect");

   197     UCX_TEST_ASSERT(memcmp(buffer,

   198             "this is way too much\0\0\0\0\0\0\0\0\0\0\0\0", 32) == 0,

   199             "incorrect buffer content");

   201     UCX_TEST_END

   203     ucx_buffer_free(b);

   204 }

   206 UCX_TEST_IMPLEMENT(test_ucx_buffer_read) {

   207     UcxBuffer *b = ucx_buffer_new(NULL, 8, UCX_BUFFER_AUTOFREE);

   209     char buf[32];

   210     memset(buf, 'X', 32);

   211     int r;

   213     UCX_TEST_BEGIN

   215     ucx_buffer_write("01234567", 1, 8, b);

   216     UCX_TEST_ASSERT(b->pos == 8, "buffer not correctly filled");

   217     b->pos = 0;

   219     r = ucx_buffer_read(buf, 1, 2, b);

   220     UCX_TEST_ASSERT(r == 2, "wrong number of bytes read");

   221     UCX_TEST_ASSERT(buf[0] == '0' && buf[1] == '1' && buf[2] == 'X',

   222             "buffer incorrect after first read");

   224     r = ucx_buffer_read(buf + 2, 1, 8, b);

   225     UCX_TEST_ASSERT(r == 6, "wrong number of bytes read(2)");

   226     UCX_TEST_ASSERT(memcmp(buf, "01234567XX", 10) == 0,

   227             "buffer incorrect after second read");

   229     memset(buf, 'X', 32);

   230     ucx_buffer_seek(b, 0, SEEK_SET);

   231     r = ucx_buffer_read(buf, 3, 3, b);

   233     UCX_TEST_ASSERT(r == 2, "wrong number of blocks read");

   234     UCX_TEST_ASSERT(memcmp(buf, "012345XX", 8) == 0,

   235             "buffer incorrect after three byte read");

   238     UCX_TEST_END

   241 }

   243 UCX_TEST_IMPLEMENT(test_ucx_buffer_extract) {

   244     char *buffer = (char*) malloc(16);

   245     strcpy(buffer, "this is a test!");

   247     UcxBuffer *src = ucx_buffer_new(buffer, 16, UCX_BUFFER_AUTOFREE);

   248     src->size = 15;

   249     UcxBuffer *dst = ucx_buffer_extract(src, 5, 5, UCX_BUFFER_DEFAULT);

   251     UCX_TEST_BEGIN

   252     UCX_TEST_ASSERT(dst != NULL, "ucx_buffer_extract returned NULL");

   254     UCX_TEST_ASSERT((dst->flags & UCX_BUFFER_AUTOFREE) == UCX_BUFFER_AUTOFREE,

   255             "autofree flag shall be enforced");

   256     UCX_TEST_ASSERT(dst->size == 5, "wrong size for new buffer");

   257     char rb[5];

   258     ucx_buffer_read(rb, 1, 5, dst);

   259     UCX_TEST_ASSERT(memcmp(rb, "is a ", 5) == 0,

   260             "new buffer has incorrect content");

   262     UCX_TEST_ASSERT(ucx_buffer_extract(dst, 3, 3, UCX_BUFFER_DEFAULT) == NULL,

   263             "extract shall fail on invalid bounds");

   265     UCX_TEST_END

   267     ucx_buffer_free(dst);

   268     ucx_buffer_free(src);

   269 }

   271 UCX_TEST_IMPLEMENT(test_ucx_buffer_generic_copy) {

   272     UcxBuffer *b1 = ucx_buffer_new(NULL, 64, UCX_BUFFER_DEFAULT);

   273     UcxBuffer *b2 = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND);

   275     UCX_TEST_BEGIN

   277     ucx_buffer_write("01234567", 1, 8, b1);

   278     ucx_buffer_write("abcdefgh", 1, 8, b1);

   279     UCX_TEST_ASSERT(b1->size == 16, "failed to fill buffer b1");

   280     ucx_buffer_seek(b1, 0, SEEK_SET);

   282     size_t ncp = ucx_buffer_copy(b1, b2, ucx_buffer_read, ucx_buffer_write);

   283     UCX_TEST_ASSERT(ncp == 16, "wrong number of copied bytes");

   284     UCX_TEST_ASSERT(b2->size == 16, "b2 has wrong size");

   285     UCX_TEST_ASSERT(memcmp(b1->space, b2->space, 16) == 0,

   286             "b1 and b2 have not the same content");

   288     memset(b2->space, 0, b2->capacity);

   289     b2->pos = 0;

   290     b2->size = 0;

   291     ucx_buffer_seek(b1, 0, SEEK_SET);

   293     FILE *file = tmpfile();

   294     UCX_TEST_ASSERT(file, "test file cannot be opened, test aborted");

   296     ncp = ucx_buffer_copy(b1, file, ucx_buffer_read, fwrite);

   297     UCX_TEST_ASSERT(ncp == 16, "copied wrong number of bytes to file");

   299     fseek(file, 0, SEEK_SET);

   301     ncp = ucx_buffer_copy(file, b2, fread, ucx_buffer_write);

   302     UCX_TEST_ASSERT(ncp == 16, "copied wrong number of bytes from file");

   304     UCX_TEST_ASSERT(memcmp(b1->space, b2->space, 16) == 0,

   305             "b1 and b2 content mismatch");

   307     fclose(file);

   310     UCX_TEST_END

   312     ucx_buffer_free(b1);

   313     ucx_buffer_free(b2);

   314 }

Mercurial > hg > ucx / file revision

test/buffer_tests.c@ecfdc1c4a552

test/buffer_tests.c