| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #include <CUnit/CUnit.h> |
| #include <guacamole/pool.h> |
| |
| /** |
| * The number of unique integers to provide through the guac_pool instance |
| * being tested. |
| */ |
| #define POOL_SIZE 128 |
| |
| /** |
| * Test which verifies that guac_pool provides access to a given number of |
| * unique integers, never repeating a retrieved integer until that integer |
| * is returned to the pool. |
| */ |
| void test_pool__next_free() { |
| |
| guac_pool* pool; |
| |
| int i; |
| int seen[POOL_SIZE] = {0}; |
| int value; |
| |
| /* Get pool */ |
| pool = guac_pool_alloc(POOL_SIZE); |
| CU_ASSERT_PTR_NOT_NULL_FATAL(pool); |
| |
| /* Fill pool */ |
| for (i=0; i<POOL_SIZE; i++) { |
| |
| /* Get value from pool */ |
| value = guac_pool_next_int(pool); |
| |
| /* Value should be within pool size */ |
| CU_ASSERT_FATAL(value >= 0); |
| CU_ASSERT_FATAL(value < POOL_SIZE); |
| |
| /* This should be an integer we have not seen yet */ |
| CU_ASSERT_EQUAL(0, seen[value]); |
| seen[value]++; |
| |
| /* Return value to pool */ |
| guac_pool_free_int(pool, value); |
| |
| } |
| |
| /* Now that pool is filled, we should get ONLY previously seen integers */ |
| for (i=0; i<POOL_SIZE; i++) { |
| |
| /* Get value from pool */ |
| value = guac_pool_next_int(pool); |
| |
| /* Value should be within pool size */ |
| CU_ASSERT_FATAL(value >= 0); |
| CU_ASSERT_FATAL(value < POOL_SIZE); |
| |
| /* This should be an integer we have seen only once */ |
| CU_ASSERT_EQUAL(1, seen[value]); |
| seen[value]++; |
| |
| } |
| |
| /* Pool is filled to minimum now. Next value should be equal to size. */ |
| value = guac_pool_next_int(pool); |
| |
| CU_ASSERT_EQUAL(POOL_SIZE, value); |
| |
| /* Free pool */ |
| guac_pool_free(pool); |
| |
| } |
| |