Mon, 25 Feb 2013 13:25:07 +0100
added generic ncopy
/* * */ #include "buffer_tests.h" UCX_TEST_IMPLEMENT(test_ucx_buffer_seektell) { UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT); b->size = 16; // less than capacity 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, 20, SEEK_SET); UCX_TEST_ASSERT(r != 0, "seek beyond bounds shall fail"); UCX_TEST_ASSERT(b->pos == 5, "failed seek shall leave pos unchanged"); r = ucx_buffer_seek(b, 5, SEEK_CUR); UCX_TEST_ASSERT(r == 0, "seek CUR+5 failed"); UCX_TEST_ASSERT(b->pos == 10, "seek CUR+5 set wrong position"); r = ucx_buffer_seek(b, 10, SEEK_CUR); UCX_TEST_ASSERT(r != 0, "seek CUR beyond bounds shall fail"); UCX_TEST_ASSERT(b->pos == 10, "failed seek shall leave pos unchanged"); 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"); r = ucx_buffer_seek(b, -20, SEEK_END); UCX_TEST_ASSERT(r != 0, "seek END beyond bounds shall fail"); UCX_TEST_ASSERT(b->pos == 11, "failed seek shall leave pos unchanged"); UCX_TEST_END ucx_buffer_free(b); } UCX_TEST_IMPLEMENT(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_putc(b, '0'); 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(ucx_buffer_eof(b), "eof not set"); UCX_TEST_ASSERT(ucx_buffer_putc(b, 48) == EOF, "put shall return EOF when buffer is full"); ucx_buffer_seek(b, 3, SEEK_SET); ucx_buffer_putc(b, 'a'); ucx_buffer_putc(b, 'b'); ucx_buffer_putc(b, 'c'); UCX_TEST_ASSERT(b->size == 16, "wrong size after seek and puts"); UCX_TEST_ASSERT(memcmp(buffer, "000abc 000", 16) == 0, "buffer contains incorrect content"); UCX_TEST_END ucx_buffer_free(b); free(buffer); } UCX_TEST_IMPLEMENT(test_ucx_buffer_putc_ax) { UcxBuffer *b = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND); UCX_TEST_BEGIN ucx_buffer_putc(b, '0'); ucx_buffer_putc(b, '1'); UCX_TEST_ASSERT(b->pos == 2, "pos wrong after first 2 puts"); UCX_TEST_ASSERT(b->capacity == 2, "buffer erroneously extended"); ucx_buffer_putc(b, 'a'); UCX_TEST_ASSERT(b->pos == 3, "pos wrong after 1 put"); UCX_TEST_ASSERT(b->capacity == 4, "buffer not properly extended"); UCX_TEST_ASSERT(b->size == 3, "wrong buffer size"); UCX_TEST_ASSERT(b->space[2] == 'a', "wrong content"); UCX_TEST_END } UCX_TEST_IMPLEMENT(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 (int 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_IMPLEMENT(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_IMPLEMENT(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_IMPLEMENT(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_TEST_IMPLEMENT(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_IMPLEMENT(test_ucx_buffer_generic_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_buffer_copy(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_buffer_copy(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_buffer_copy(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_TEST_END ucx_buffer_free(b1); ucx_buffer_free(b2); }