test free

bertmelis · Mar 1, 2024 · 621460f · 621460f
1 parent c836003
commit 621460f
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Showing 2 changed files with 54 additions and 1 deletion.
diff --git a/src/Fixed.h b/src/Fixed.h
@@ -94,7 +94,6 @@ class Fixed {
  if (b == ptr) return true;
  b = *reinterpret_cast<unsigned char**>(b);
  }
- std::cout << reinterpret_cast<void*>(b) << " is allocated" << std::endl;
  return false;
  }
  #endif

diff --git a/test/test_FixInt/test_FixInt.cpp b/test/test_FixInt/test_FixInt.cpp
@@ -51,9 +51,63 @@ void mallocFull() {
  TEST_ASSERT_EQUAL_UINT(0, pool.freeMemory());
 }
 
+void freePartial() {
+ const size_t nrBlocks = 4;
+ const size_t blocksize = sizeof(int);
+ size_t adjustedBlocksize = std::max(blocksize, blockHeadersize);
+ MemoryPool::Fixed<nrBlocks, blocksize> pool;
+
+ int* int1 = reinterpret_cast<int*>(pool.malloc());
+ int* int2 = reinterpret_cast<int*>(pool.malloc());
+ int* int3 = reinterpret_cast<int*>(pool.malloc());
+ int* int4 = reinterpret_cast<int*>(pool.malloc());
+ int* int5 = reinterpret_cast<int*>(pool.malloc());
+ pool.print();
+
+ (void) int1;
+ pool.free(int2);
+ pool.print();
+ TEST_ASSERT_EQUAL_UINT(1 * adjustedBlocksize, pool.freeMemory());
+ pool.free(int4);
+ pool.print();
+ TEST_ASSERT_EQUAL_UINT(2 * adjustedBlocksize, pool.freeMemory());
+ int* int5 = reinterpret_cast<int*>(pool.malloc(blocksize));
+ TEST_ASSERT_NOT_NULL(int5);
+ pool.print();
+ (void) int5;
+
+ TEST_ASSERT_EQUAL_UINT(1 * adjustedBlocksize, pool.freeMemory());
+}
+
+void freeEmpty() {
+ const size_t nrBlocks = 4;
+ const size_t blocksize = sizeof(int);
+ size_t adjustedBlocksize = std::max(blocksize, blockHeadersize);
+ MemoryPool::Fixed<nrBlocks, blocksize> pool;
+
+ int* int1 = reinterpret_cast<int*>(pool.malloc());
+ int* int2 = reinterpret_cast<int*>(pool.malloc());
+ int* int3 = reinterpret_cast<int*>(pool.malloc());
+ int* int4 = reinterpret_cast<int*>(pool.malloc());
+
+ pool.print();
+ pool.free(int1);
+ pool.print();
+ pool.free(int2);
+ pool.print();
+ pool.free(int3);
+ pool.print();
+ pool.free(int4);
+ pool.print();
+
+ TEST_ASSERT_EQUAL_UINT(nrBlocks * adjustedBlocksize, pool.freeMemory());
+}
+
 int main() {
  UNITY_BEGIN();
  RUN_TEST(emptyPool);
  RUN_TEST(mallocFull);
+ RUN_TEST(freePartial);
+ RUN_TEST(freeEmpty);
  return UNITY_END();
 }