ucx: test/buffer_tests.c@655020a30e77

     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;

    52     int r;

    54     UCX_TEST_BEGIN

    56     ucx_buffer_putc(b, '0');

    57     ucx_buffer_putc(b, '0');

    58     ucx_buffer_putc(b, '0');

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

    61     ucx_buffer_seek(b, 10, SEEK_CUR);

    63     ucx_buffer_putc(b, '0');

    64     ucx_buffer_putc(b, '0');

    65     ucx_buffer_putc(b, '0');

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

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

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

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

    72     ucx_buffer_seek(b, 3, SEEK_SET);

    73     ucx_buffer_putc(b, 'a');

    74     ucx_buffer_putc(b, 'b');

    75     ucx_buffer_putc(b, 'c');

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

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

    79             "buffer contains incorrect content");

    81     UCX_TEST_END

    83     ucx_buffer_free(b);

    84     free(buffer);

    85 }

    87 UCX_TEST_IMPLEMENT(test_ucx_buffer_putc_ax) {

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

    90     UCX_TEST_BEGIN

    92     ucx_buffer_putc(b, '0');

    93     ucx_buffer_putc(b, '1');

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

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

    98     ucx_buffer_putc(b, 'a');

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

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

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

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

   106     UCX_TEST_END

   109 }

   111 UCX_TEST_IMPLEMENT(test_ucx_buffer_getc) {

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

   113     memset(buffer, 32, 8);

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

   115         buffer[i] = 40+i;

   116     }

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

   119     b->size = b->capacity;

   120     int r;

   122     UCX_TEST_BEGIN

   124     char rb[16];

   125     for (int i = 0 ; i < 16 ; i++) {

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

   127         UCX_TEST_ASSERT(!ucx_buffer_eof(b),

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

   129         rb[i] = ucx_buffer_getc(b);

   130     }

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

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

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

   134             "read data incorrect");

   136     UCX_TEST_END

   138     ucx_buffer_free(b);

   139     free(buffer);

   140 }

   142 UCX_TEST_IMPLEMENT(test_ucx_buffer_write) {

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

   144     memset(buffer, 32, 8);

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

   146         buffer[i] = 40+i;

   147     }

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

   150     int r;

   152     UCX_TEST_BEGIN

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

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

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

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

   158             "buffer data incorrect");

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

   161     ucx_buffer_seek(b, 8, SEEK_SET);

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

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

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

   165             "modified buffer is incorrect");

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

   168     memset(buffer, 49, 16);

   169     ucx_buffer_seek(b, 0, SEEK_SET);

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

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

   172     UCX_TEST_ASSERT(b->pos == 15,

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

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

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

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

   178     UCX_TEST_END

   180     ucx_buffer_free(b);

   181     free(buffer);

   182 }

   184 UCX_TEST_IMPLEMENT(test_ucx_buffer_write_ax) {

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

   187     UcxBuffer *b = ucx_buffer_new(buffer, 16,

   188             UCX_BUFFER_AUTOEXTEND | UCX_BUFFER_AUTOFREE);

   189     int r;

   191     UCX_TEST_BEGIN

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

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

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

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

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

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

   199     UCX_TEST_ASSERT(memcmp(buffer,

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

   201             "incorrect buffer content");

   203     UCX_TEST_END

   205     ucx_buffer_free(b);

   206 }

   208 UCX_TEST_IMPLEMENT(test_ucx_buffer_read) {

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

   211     char buf[32];

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

   213     int r;

   215     UCX_TEST_BEGIN

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

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

   219     b->pos = 0;

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

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

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

   224             "buffer incorrect after first read");

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

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

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

   229             "buffer incorrect after second read");

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

   232     ucx_buffer_seek(b, 0, SEEK_SET);

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

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

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

   237             "buffer incorrect after three byte read");

   240     UCX_TEST_END

   243 }

   245 UCX_TEST_IMPLEMENT(test_ucx_buffer_extract) {

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

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

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

   250     src->size = 15;

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

   253     UCX_TEST_BEGIN

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

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

   257             "autofree flag shall be enforced");

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

   259     char rb[5];

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

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

   262             "new buffer has incorrect content");

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

   265             "extract shall fail on invalid bounds");

   267     UCX_TEST_END

   269     ucx_buffer_free(dst);

   270     ucx_buffer_free(src);

   271 }

   273 UCX_TEST_IMPLEMENT(test_ucx_buffer_generic_copy) {

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

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

   277     UCX_TEST_BEGIN

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

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

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

   282     ucx_buffer_seek(b1, 0, SEEK_SET);

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

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

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

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

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

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

   291     b2->pos = 0;

   292     b2->size = 0;

   293     ucx_buffer_seek(b1, 0, SEEK_SET);

   295     FILE *file = tmpfile();

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

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

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

   301     fseek(file, 0, SEEK_SET);

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

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

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

   307             "b1 and b2 content mismatch");

   309     fclose(file);

   312     UCX_TEST_END

   314     ucx_buffer_free(b1);

   315     ucx_buffer_free(b2);

   316 }

Mercurial > hg > ucx / file revision

test/buffer_tests.c@655020a30e77

test/buffer_tests.c