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 /*

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

  *

  * Copyright 2015 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 "utils_tests.h"

 #include "ucx/buffer.h"

 UCX_TEST(test_ucx_fprintf) {

     UcxBuffer *b1 = ucx_buffer_new(NULL, 32, UCX_BUFFER_AUTOEXTEND);

     UcxBuffer *b2 = ucx_buffer_new(NULL, 4096, UCX_BUFFER_AUTOEXTEND);

     char *teststr1 = (char*)calloc(1, 1024);

     char *teststr2 = (char*)calloc(1, 1024);

     memset(teststr1, 'a', 1023);

     memset(teststr2, 'b', 1023);

     UCX_TEST_BEGIN

     ucx_fprintf(b1, (write_func)ucx_buffer_write, "Hello %s", "World");

     UCX_TEST_ASSERT(!strcmp(b1->space, "Hello World"), "wrong content in b1");

     ucx_fprintf(b1, (write_func)ucx_buffer_write, "\nend.\n");

     UCX_TEST_ASSERT(!strcmp(b1->space, "Hello World\nend.\n"),

             "wrong content in b1 after second fprintf");

     ucx_bprintf(b2, "%s%s", teststr1, teststr2);

     UCX_TEST_ASSERT(b2->pos == 2046, "wrong length");

     UCX_TEST_ASSERT(!memcmp(b2->space, teststr1, 1023),

             "wrong first half in b2");

     UCX_TEST_ASSERT(!memcmp(b2->space+1023, teststr2, 1023),

             "wrong second half in b2");

     UCX_TEST_END

     ucx_buffer_free(b1);

     ucx_buffer_free(b2);

     free(teststr1);

     free(teststr2);

 }

 UCX_TEST(test_ucx_asprintf) {

     char *teststr1 = (char*)calloc(1, 1024);

     char *teststr2 = (char*)calloc(1, 1024);

     memset(teststr1, 'a', 1023);

     memset(teststr2, 'b', 1023);

     UcxAllocator *a = ucx_default_allocator();

     UCX_TEST_BEGIN

     sstr_t s1 = ucx_asprintf(a, "int: %d\nHello %s!", 123, "World");

     UCX_TEST_ASSERT(s1.ptr, "s1.ptr is NULL");

     UCX_TEST_ASSERT(s1.length == 21, "wrong length");

     UCX_TEST_ASSERT(!sstrcmp(s1, S("int: 123\nHello World!")), "wrong content");

     free(s1.ptr);

     sstr_t s2 = ucx_asprintf(a, "%s%s", teststr1, teststr2);

     UCX_TEST_ASSERT(s2.ptr, "s2.ptr is NULL");

     UCX_TEST_ASSERT(s2.length == 2046, "wrong length");

     UCX_TEST_ASSERT(!memcmp(s2.ptr, teststr1, 1023),

             "wrong first half in s2");

     UCX_TEST_ASSERT(!memcmp(s2.ptr+1023, teststr2, 1023),

             "wrong second half in s2");

     free(s2.ptr);

     UCX_TEST_END

     free(teststr1);

     free(teststr2);

 }

 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);

 }