xref: /btstack/test/btstack_memory/btstack_memory_pool_test.cpp (revision 4902524cc6a45a01cfead054f48b6584dbb1f1cc)

/*
 * Copyright (C) 2014 BlueKitchen GmbH
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 * modification, are permitted provided that the following conditions
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 *
 * 1. Redistributions of source code must retain the above copyright
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 * 3. Neither the name of the copyright holders nor the names of
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 * 4. Any redistribution, use, or modification is done solely for
 *    personal benefit and not for any commercial purpose or for
 *    monetary gain.
 *
 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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// *****************************************************************************
//
// test rfcomm query tests
//
// *****************************************************************************


#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "CppUTest/TestHarness.h"
#include "CppUTest/CommandLineTestRunner.h"

#include "bluetooth_data_types.h"
#include "btstack_util.h"
#include "btstack_memory_pool.h"

#define MAX_NUM_PDUS 20

typedef struct {
    btstack_linked_item_t  item;
    uint8_t value;
} test_pdu_t;

TEST_GROUP(MemoryPool){
    test_pdu_t pdu_storage[MAX_NUM_PDUS];
    btstack_memory_pool_t pdu_pool;

    void setup(void){
        int i;
        for (i = 0; i < MAX_NUM_PDUS; i++){
            pdu_storage[i].value = i;
        }
    }
};

TEST(MemoryPool, CreateAndGetZero){
    btstack_memory_pool_create(&pdu_pool, pdu_storage, 0, sizeof(test_pdu_t));
    test_pdu_t * node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(node == NULL);
}


TEST(MemoryPool, CreateThreeAndGetFour){
    btstack_memory_pool_create(&pdu_pool, pdu_storage, 3, sizeof(test_pdu_t));
    test_pdu_t * node;

    node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(node != NULL);
    CHECK(node->value == 2);

    node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(node != NULL);
    CHECK(node->value == 1);

    node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(node != NULL);
    CHECK(node->value == 0);

    node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(node == NULL);
}

TEST(MemoryPool, CreateAndFree){
    btstack_memory_pool_create(&pdu_pool, pdu_storage, 3, sizeof(test_pdu_t));

    test_pdu_t * next_node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK_EQUAL(2, next_node->value);
    btstack_memory_pool_free(&pdu_pool, next_node);

    next_node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(next_node != NULL);
    CHECK_EQUAL(2, next_node->value);

    next_node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(next_node != NULL);
    CHECK_EQUAL(1, next_node->value);

    next_node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(next_node != NULL);
    CHECK_EQUAL(0, next_node->value);

    next_node = (test_pdu_t *) btstack_memory_pool_get(&pdu_pool);
    CHECK(next_node == NULL);
}

int main (int argc, const char * argv[]){
    return CommandLineTestRunner::RunAllTests(argc, argv);
}