1 files changed, 88 insertions, 0 deletions
diff --git a/o3tl/qa/test-vector_pool.cxx b/o3tl/qa/test-vector_pool.cxx
new file mode 100644
index 000000000..6e739ebcd
--- /dev/null
+++ b/o3tl/qa/test-vector_pool.cxx
@@ -0,0 +1,88 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   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 .
+ */
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <o3tl/vector_pool.hxx>
+
+using namespace ::o3tl;
+
+class vector_pool_test : public CppUnit::TestFixture
+{
+public:
+    void testPoolBasics()
+    {
+        vector_pool<int> aPool;
+
+        std::ptrdiff_t nIdx1 = aPool.alloc();
+        std::ptrdiff_t nIdx2 = aPool.alloc();
+        std::ptrdiff_t nIdx3 = aPool.alloc();
+
+        CPPUNIT_ASSERT_MESSAGE("allocator idx order 1", nIdx1 < nIdx2 );
+        CPPUNIT_ASSERT_MESSAGE("allocator idx order 2", nIdx2 < nIdx3 );
+
+        aPool.free(nIdx2);
+        aPool.free(nIdx3);
+
+        nIdx2 = aPool.alloc();
+        nIdx3 = aPool.alloc();
+
+        CPPUNIT_ASSERT_MESSAGE("allocator idx order 1 after fragmentation", nIdx1 < nIdx3 );
+        CPPUNIT_ASSERT_MESSAGE("allocator idx order 2 after fragmentation", nIdx3 < nIdx2 );
+    }
+
+    void testPoolValueSemantics()
+    {
+        vector_pool<int> aPool;
+
+        std::ptrdiff_t nIdx1 = aPool.store(0);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 1", 0, aPool.get(nIdx1) );
+
+        std::ptrdiff_t nIdx2 = aPool.store(1);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 2", 1, aPool.get(nIdx2) );
+
+        std::ptrdiff_t nIdx3 = aPool.store(2);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 3", 2, aPool.get(nIdx3) );
+
+        aPool.free(nIdx2);
+        aPool.free(nIdx3);
+
+        nIdx2 = aPool.store(1);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 2 after fragmentation", 1, aPool.get(nIdx2) );
+
+        nIdx3 = aPool.store(2);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 3 after fragmentation", 2, aPool.get(nIdx3) );
+    }
+
+    // Change the following lines only, if you add, remove or rename
+    // member functions of the current class,
+    // because these macros are need by auto register mechanism.
+
+    CPPUNIT_TEST_SUITE(vector_pool_test);
+    CPPUNIT_TEST(testPoolBasics);
+    CPPUNIT_TEST(testPoolValueSemantics);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+
+CPPUNIT_TEST_SUITE_REGISTRATION(vector_pool_test);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */