universe@56: /*
universe@56:  *
universe@56:  */
universe@56: 
universe@60: #include "buffer_tests.h"
universe@56: 
universe@60: UCX_TEST_IMPLEMENT(test_ucx_buffer_seektell) {
universe@69:     char *buffer = (char*) malloc(16);
universe@56:     memset(buffer, 32, 7);
universe@56:     buffer[7] = 0;
universe@56: 
universe@61:     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
universe@56:     int r;
universe@56: 
universe@56:     UCX_TEST_BEGIN
universe@56: 
universe@60:     r = ucx_buffer_seek(b, 5, SEEK_SET);
universe@56:     UCX_TEST_ASSERT(r == 0, "seek SET+5 failed");
universe@63:     UCX_TEST_ASSERT(b->pos == 5, "seek SET+5 set wrong position");
universe@56: 
universe@60:     r = ucx_buffer_seek(b, 20, SEEK_SET);
universe@56:     UCX_TEST_ASSERT(r != 0, "seek beyond bounds shall fail");
universe@63:     UCX_TEST_ASSERT(b->pos == 5,
universe@56:             "failed seek shall leave pos unchanged");
universe@56: 
universe@60:     r = ucx_buffer_seek(b, 5, SEEK_CUR);
universe@56:     UCX_TEST_ASSERT(r == 0, "seek CUR+5 failed");
universe@63:     UCX_TEST_ASSERT(b->pos == 10, "seek CUR+5 set wrong position");
universe@56: 
universe@60:     r = ucx_buffer_seek(b, 10, SEEK_CUR);
universe@56:     UCX_TEST_ASSERT(r != 0, "seek CUR beyond bounds shall fail");
universe@63:     UCX_TEST_ASSERT(b->pos == 10,
universe@56:             "failed seek shall leave pos unchanged");
universe@56: 
universe@60:     r = ucx_buffer_seek(b, -5, SEEK_END);
universe@56:     UCX_TEST_ASSERT(r == 0, "seek END-5 failed");
universe@63:     UCX_TEST_ASSERT(b->pos == 2, "seek END-5 set wrong position");
universe@56: 
universe@60:     r = ucx_buffer_seek(b, -10, SEEK_END);
universe@56:     UCX_TEST_ASSERT(r != 0, "seek END beyond bounds shall fail");
universe@63:     UCX_TEST_ASSERT(b->pos == 2,
universe@56:             "failed seek shall leave pos unchanged");
universe@56: 
universe@56:     UCX_TEST_END
universe@56: 
universe@60:     ucx_buffer_free(b);
universe@56:     free(buffer);
universe@56: }
universe@56: 
universe@60: UCX_TEST_IMPLEMENT(test_ucx_buffer_putc) {
universe@69:     char *buffer = (char*) malloc(16);
universe@56:     memset(buffer, 32, 16);
universe@56: 
universe@61:     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
universe@56:     int r;
universe@56: 
universe@56:     UCX_TEST_BEGIN
universe@56: 
universe@60:     ucx_buffer_putc(b, 48); ucx_buffer_putc(b, 48); ucx_buffer_putc(b, 48);
universe@63:     UCX_TEST_ASSERT(b->pos == 3, "pos wrong after first 3 puts");
universe@60:     ucx_buffer_seek(b, 10, SEEK_CUR);
universe@60:     ucx_buffer_putc(b, 48); ucx_buffer_putc(b, 48); ucx_buffer_putc(b, 48);
universe@63:     UCX_TEST_ASSERT(b->pos == 16, "pos wrong after last 3 puts");
universe@60:     UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof not set");
universe@62:     UCX_TEST_ASSERT(ucx_buffer_putc(b, 48) == EOF,
universe@62:             "put shall return EOF when buffer is full");
universe@56:     UCX_TEST_ASSERT(memcmp(buffer, "000          000", 16) == 0,
universe@56:             "buffer contains incorrect content");
universe@56: 
universe@56:     UCX_TEST_END
universe@56: 
universe@60:     ucx_buffer_free(b);
universe@56:     free(buffer);
universe@56: }
universe@56: 
universe@60: UCX_TEST_IMPLEMENT(test_ucx_buffer_getc) {
universe@69:     char *buffer = (char*) malloc(16);
universe@56:     memset(buffer, 32, 8);
universe@56:     for (int i = 8; i < 16 ; i++) {
universe@56:         buffer[i] = 40+i;
universe@56:     }
universe@56: 
universe@61:     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
universe@56:     int r;
universe@56: 
universe@56:     UCX_TEST_BEGIN
universe@56: 
universe@56:     char rb[16];
universe@56:     for (int i = 0 ; i < 16 ; i++) {
universe@63:         UCX_TEST_ASSERT(b->pos == i, "pos wrong during read loop");
universe@60:         UCX_TEST_ASSERT(!ucx_buffer_eof(b),
universe@56:                 "EOF shall not be set during read loop");
universe@60:         rb[i] = ucx_buffer_getc(b);
universe@56:     }
universe@63:     UCX_TEST_ASSERT(b->pos == 16, "pos wrong after read loop");
universe@60:     UCX_TEST_ASSERT(ucx_buffer_eof(b), "EOF not set");
universe@56:     UCX_TEST_ASSERT(memcmp(rb, "        01234567", 16) == 0,
universe@56:             "read data incorrect");
universe@56: 
universe@56:     UCX_TEST_END
universe@56: 
universe@60:     ucx_buffer_free(b);
universe@56:     free(buffer);
universe@56: }
universe@56: 
universe@60: UCX_TEST_IMPLEMENT(test_ucx_buffer_write) {
universe@69:     char *buffer = (char*) malloc(16);
universe@56:     memset(buffer, 32, 8);
universe@56:     for (int i = 8; i < 16 ; i++) {
universe@56:         buffer[i] = 40+i;
universe@56:     }
universe@56: 
universe@61:     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
universe@56:     int r;
universe@56: 
universe@56:     UCX_TEST_BEGIN
universe@56: 
universe@69:     const char* teststring = "this is way too much";
universe@69:     r = ucx_buffer_write((void*)teststring, 1, 20, b);
universe@56:     UCX_TEST_ASSERT(r == 16, "string not correctly trimed");
universe@56:     UCX_TEST_ASSERT(memcmp(buffer, teststring, 16) == 0,
universe@56:             "buffer data incorrect");
universe@60:     UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof shall be set");
universe@56: 
universe@60:     ucx_buffer_seek(b, 8, SEEK_SET);
universe@60:     r = ucx_buffer_write("not", 1, 3, b);
universe@56:     UCX_TEST_ASSERT(r == 3, "three bytes should be replace");
universe@56:     UCX_TEST_ASSERT(memcmp(buffer, "this is not too much", 16) == 0,
universe@56:             "modified buffer is incorrect");
universe@56: 
universe@69:     const char* threebytestring = "  t  h  r  e  e   ";
universe@56:     memset(buffer, 49, 16);
universe@60:     ucx_buffer_seek(b, 0, SEEK_SET);
universe@69:     r = ucx_buffer_write((void*)threebytestring, 3, 6, b);
universe@56:     UCX_TEST_ASSERT(r == 15, "three byte string not correctly trimed");
universe@63:     UCX_TEST_ASSERT(b->pos == 15,
universe@56:             "position after write of three byte string incorrect");
universe@60:     UCX_TEST_ASSERT(!ucx_buffer_eof(b), "eof shall not be set");
universe@56:     UCX_TEST_ASSERT(memcmp(buffer, "  t  h  r  e  e1", 16) == 0,
universe@56:                 "bufer is incorrect after three byte string has been written");
universe@56: 
universe@56:     UCX_TEST_END
universe@56: 
universe@60:     ucx_buffer_free(b);
universe@56:     free(buffer);
universe@56: }
universe@56: 
universe@64: UCX_TEST_IMPLEMENT(test_ucx_buffer_write_ax) {
universe@69:     char *buffer = (char*) malloc(4);
universe@64: 
universe@64:     UcxBuffer *b = ucx_buffer_new(buffer, 16,
universe@64:             UCX_BUFFER_AUTOEXTEND | UCX_BUFFER_AUTOFREE);
universe@64:     int r;
universe@64: 
universe@64:     UCX_TEST_BEGIN
universe@64: 
universe@69:     const char* teststring = "this is way too much";
universe@69:     r = ucx_buffer_write((void*)teststring, 1, 20, b);
universe@69:     buffer = (char*) b->space; /*autoextend enabled, we MUST retrieve pointer*/
universe@64:     UCX_TEST_ASSERT(r == 20, "not all characters written");
universe@64:     UCX_TEST_ASSERT(b->size == 32, "buffer not properly extended");
universe@64:     UCX_TEST_ASSERT(b->pos == 20, "position incorrect");
universe@64:     UCX_TEST_ASSERT(memcmp(buffer,
universe@64:             "this is way too much\0\0\0\0\0\0\0\0\0\0\0\0", 32) == 0,
universe@64:             "incorrect buffer content");
universe@64: 
universe@64:     UCX_TEST_END
universe@64: 
universe@64:     ucx_buffer_free(b);
universe@64: }
universe@64: 
universe@60: UCX_TEST_IMPLEMENT(test_ucx_buffer_read) {
universe@69:     char *buffer = (char*) malloc(16);
universe@56:     memset(buffer, 56, 8);
universe@56:     for (int i = 8; i < 16 ; i++) {
universe@56:         buffer[i] = 40+i;
universe@56:     }
universe@56: 
universe@61:     UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
universe@56:     int r;
universe@56: 
universe@56:     UCX_TEST_BEGIN
universe@56: 
universe@56:     char rb[16];
universe@56:     memset(rb, 32, 16);
universe@56: 
universe@60:     ucx_buffer_seek(b, 8, SEEK_SET);
universe@60:     r = ucx_buffer_read(rb, 1, 16, b);
universe@56:     UCX_TEST_ASSERT(r == 8, "read did not stop at buffer end");
universe@56:     UCX_TEST_ASSERT(memcmp(rb, "01234567        ", 16) == 0,
universe@56:             "buffer incorrect after first read");
universe@60:     UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof shall be set");
universe@56: 
universe@60:     ucx_buffer_seek(b, 0, SEEK_SET);
universe@60:     r = ucx_buffer_read(rb+8, 1, 8, b);
universe@56:     UCX_TEST_ASSERT(r == 8, "read did not read the specified amount of bytes");
universe@56:     UCX_TEST_ASSERT(memcmp(rb, "0123456788888888", 16) == 0,
universe@56:                 "buffer incorrect after second read");
universe@56: 
universe@60:     ucx_buffer_seek(b, 0, SEEK_SET);
universe@60:     r = ucx_buffer_read(rb, 3, 6, b);
universe@56:     UCX_TEST_ASSERT(r == 15,
universe@56:             "three byte read did not read the desired amount of bytes");
universe@56:     UCX_TEST_ASSERT(memcmp(rb, "8888888801234568", 16) == 0,
universe@56:                     "buffer incorrect after three byte read");
universe@56: 
universe@56:     UCX_TEST_END
universe@56: 
universe@60:     ucx_buffer_free(b);
universe@56:     free(buffer);
universe@56: }
universe@62: 
universe@62: UCX_TEST_IMPLEMENT(test_ucx_buffer_extract) {
universe@69:     char *buffer = (char*) malloc(16);
universe@62:     strcpy(buffer, "this is a test!");
universe@62: 
universe@62:     UcxBuffer *src = ucx_buffer_new(buffer, 16, UCX_BUFFER_AUTOFREE),
universe@62:             *dst = ucx_buffer_extract(src, 5, 5, UCX_BUFFER_DEFAULT);
universe@62: 
universe@62:     UCX_TEST_BEGIN
universe@63:     UCX_TEST_ASSERT((dst->flags & UCX_BUFFER_AUTOFREE) == UCX_BUFFER_AUTOFREE,
universe@62:             "autofree flag shall be enforced");
universe@63:     UCX_TEST_ASSERT(dst->size == 5, "wrong size for new buffer");
universe@62:     char rb[5];
universe@62:     ucx_buffer_read(rb, 1, 5, dst);
universe@62:     UCX_TEST_ASSERT(memcmp(rb, "is a ", 5) == 0,
universe@62:             "new buffer has incorrect content");
universe@62: 
universe@62:     UCX_TEST_ASSERT(ucx_buffer_extract(dst, 3, 3, UCX_BUFFER_DEFAULT) == NULL,
universe@62:             "extract shall fail on invalid bounds");
universe@62: 
universe@62:     UCX_TEST_END
universe@62: 
universe@62:     ucx_buffer_free(dst);
universe@62:     ucx_buffer_free(src);
universe@62: }