From 5c9450e283d0889987e39ebd13b5a29c110d9e88 Mon Sep 17 00:00:00 2001
From: Egor Yusov <egor.yusov@gmail.com>
Date: Wed, 14 Feb 2018 23:22:18 -0800
Subject: Added tests

---
 Tests/TestApp/src/AllocatorTest.cpp | 81 +++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 Tests/TestApp/src/AllocatorTest.cpp

(limited to 'Tests/TestApp/src/AllocatorTest.cpp')

diff --git a/Tests/TestApp/src/AllocatorTest.cpp b/Tests/TestApp/src/AllocatorTest.cpp
new file mode 100644
index 0000000..098317c
--- /dev/null
+++ b/Tests/TestApp/src/AllocatorTest.cpp
@@ -0,0 +1,81 @@
+/*     Copyright 2015-2017 Egor Yusov
+ *  
+ *  Licensed 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
+ * 
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
+ *
+ *  In no event and under no legal theory, whether in tort (including negligence), 
+ *  contract, or otherwise, unless required by applicable law (such as deliberate 
+ *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
+ *  liable for any damages, including any direct, indirect, special, incidental, 
+ *  or consequential damages of any character arising as a result of this License or 
+ *  out of the use or inability to use the software (including but not limited to damages 
+ *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and 
+ *  all other commercial damages or losses), even if such Contributor has been advised 
+ *  of the possibility of such damages.
+ */
+
+// EngineSandbox.cpp : Defines the entry point for the application.
+//
+
+#include "pch.h"
+#include "AllocatorTest.h"
+#include "Errors.h"
+#include "DefaultRawMemoryAllocator.h"
+#include "FixedBlockMemoryAllocator.h"
+
+using namespace Diligent;
+
+AllocatorTest TheTest;
+
+AllocatorTest::AllocatorTest()
+{
+    const Uint32 AllocSize = 32;
+    const Uint32 NumAllocationsPerPage = 16;
+    FixedBlockMemoryAllocator TestAllocator(DefaultRawMemoryAllocator::GetAllocator(), AllocSize, NumAllocationsPerPage);
+    void* Allocations[NumAllocationsPerPage][2]={};
+    for(int p=0; p < 2; ++p)
+    {
+        for (int a = 1; a < NumAllocationsPerPage; ++a)
+        {
+            for (int i = 0; i < a; ++i)
+                Allocations[i][p] = TestAllocator.Allocate(AllocSize, "Fixed block allocator test", __FILE__, __LINE__);
+
+            for (int i = a-1; i >= 0; --i)
+                TestAllocator.Free(Allocations[i][p]);
+
+            for (int i = 0; i < a; ++i)
+            {
+                auto *NewAlloc = TestAllocator.Allocate(AllocSize, "Fixed block allocator test", __FILE__, __LINE__);
+                VERIFY_EXPR(Allocations[i][p] == NewAlloc);
+            }
+
+            for (int i = a-1; i >= 0; --i)
+                TestAllocator.Free(Allocations[i][p]);
+        }
+        for (int i = 0; i < NumAllocationsPerPage; ++i)
+            Allocations[i][p] = TestAllocator.Allocate(AllocSize, "Fixed block allocator test", __FILE__, __LINE__);
+    }
+
+    for(int p=0; p < 2; ++p)
+        for (int i = 0; i < NumAllocationsPerPage; ++i)
+            TestAllocator.Free( Allocations[i][p] );
+
+    for(int p=0; p < 2; ++p)
+        for (int i = 0; i < NumAllocationsPerPage; ++i)
+            Allocations[i][p] = TestAllocator.Allocate(AllocSize, "Fixed block allocator test", __FILE__, __LINE__);
+
+    for(int p=0; p < 2; ++p)
+        for (int s = 0; s < 5; ++s)
+            for (int i = s; i < NumAllocationsPerPage; i+=5)
+               TestAllocator.Free( Allocations[i][p] );
+
+    // Double free
+    //TestAllocator.Free( Allocations[0][0] );
+}
-- 
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