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synced 2026-06-16 05:13:58 -07:00
e4de94415e
Also allows to compare ProxyAllocator. For example, it might be required for containers to compare iterators.
76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
/* Copyright (C) 2025 Wildfire Games.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "lib/self_test.h"
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#include "lib/allocators/DynamicArena.h"
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#include "lib/types.h"
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class TestDynamicArena : public CxxTest::TestSuite
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{
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public:
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void test_allocate()
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{
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Allocators::DynamicArena<100> testArena;
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u8* p = static_cast<u8*>(testArena.allocate(10, 1));
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TS_ASSERT(p != nullptr);
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void* p2 = testArena.allocate(10, 1);
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TS_ASSERT(p + 10 == p2);
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void* p3 = testArena.allocate(80, 1);
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TS_ASSERT(p + 20 == p3);
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void* p4 = testArena.allocate(100, 1);
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TS_ASSERT(p4 != nullptr);
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void* p5 = testArena.allocate(1, 1);
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TS_ASSERT(p5 != nullptr);
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void* p6 = testArena.allocate(100, 1);
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TS_ASSERT(p6 != nullptr);
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void* p7 = testArena.allocate(0, 1);
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TS_ASSERT(p7 != nullptr);
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}
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void test_alignment()
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{
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Allocators::DynamicArena<100> testArena;
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u8* p = static_cast<u8*>(testArena.allocate(4, 1));
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TS_ASSERT(p != nullptr);
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u8* p2 = static_cast<u8*>(testArena.allocate(1, 8));
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TS_ASSERT_EQUALS(p + 8, p2);
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p2 = static_cast<u8*>(testArena.allocate(1, 8));
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TS_ASSERT_EQUALS(p + 16, p2);
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p2 = static_cast<u8*>(testArena.allocate(1, 8));
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TS_ASSERT_EQUALS(p + 24, p2);
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p2 = static_cast<u8*>(testArena.allocate(1, 2));
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TS_ASSERT_EQUALS(p + 26, p2);
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p2 = static_cast<u8*>(testArena.allocate(1, 8));
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TS_ASSERT_EQUALS(p + 32, p2);
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}
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};
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