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119 lines
2.6 KiB
C
119 lines
2.6 KiB
C
/* Copyright 2014-2016 Samsung Electronics Co., Ltd.
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* Copyright 2016 University of Szeged.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "jmem-allocator.h"
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#include "test-common.h"
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// Heap size is 32K
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#define test_heap_size (32 * 1024)
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// Iterations count
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#define test_iters (4 * 1024)
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// Subiterations count
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#define test_sub_iters 32
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// Threshold size of block to allocate
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#define test_threshold_block_size 8192
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uint8_t *ptrs[test_sub_iters];
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size_t sizes[test_sub_iters];
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bool is_one_chunked[test_sub_iters];
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static void
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test_heap_give_some_memory_back (jmem_free_unused_memory_severity_t severity)
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{
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int p;
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if (severity == JMEM_FREE_UNUSED_MEMORY_SEVERITY_LOW)
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{
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p = 8;
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}
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else
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{
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TEST_ASSERT (severity == JMEM_FREE_UNUSED_MEMORY_SEVERITY_HIGH);
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p = 1;
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}
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for (int i = 0; i < test_sub_iters; i++)
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{
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if (rand () % p == 0)
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{
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if (ptrs[i] != NULL)
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{
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for (size_t k = 0; k < sizes[i]; k++)
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{
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TEST_ASSERT (ptrs[i][k] == 0);
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}
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jmem_heap_free_block (ptrs[i], sizes[i]);
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ptrs[i] = NULL;
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}
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}
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}
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} /* test_heap_give_some_memory_back */
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int
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main ()
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{
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TEST_INIT ();
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jmem_heap_init ();
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jmem_register_free_unused_memory_callback (test_heap_give_some_memory_back);
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#ifdef JMEM_STATS
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jmem_heap_stats_print ();
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#endif /* JMEM_STATS */
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for (uint32_t i = 0; i < test_iters; i++)
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{
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for (uint32_t j = 0; j < test_sub_iters; j++)
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{
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size_t size = (size_t) rand () % test_threshold_block_size;
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ptrs[j] = (uint8_t *) jmem_heap_alloc_block (size);
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sizes[j] = size;
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TEST_ASSERT (sizes[j] == 0 || ptrs[j] != NULL);
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memset (ptrs[j], 0, sizes[j]);
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}
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/* jmem_heap_print (true); */
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for (uint32_t j = 0; j < test_sub_iters; j++)
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{
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if (ptrs[j] != NULL)
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{
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for (size_t k = 0; k < sizes[j]; k++)
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{
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TEST_ASSERT (ptrs[j][k] == 0);
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}
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jmem_heap_free_block (ptrs[j], sizes[j]);
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ptrs[j] = NULL;
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}
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}
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}
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#ifdef JMEM_STATS
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jmem_heap_stats_print ();
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#endif /* JMEM_STATS */
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return 0;
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} /* main */
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