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/* Copyright (C) 2021 Wildfire Games.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* 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.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "lib/self_test.h"
#include "lib/allocators/DynamicArena.h"
class TestDynamicArena : public CxxTest::TestSuite
{
public:
void test_allocate()
{
Allocators::DynamicArena<100> testArena;
u8* p = static_cast<u8*>(testArena.allocate(10, nullptr, 1));
TS_ASSERT(p != nullptr);
void* p2 = testArena.allocate(10, nullptr, 1);
TS_ASSERT(p + 10 == p2);
void* p3 = testArena.allocate(80, nullptr, 1);
TS_ASSERT(p + 20 == p3);
void* p4 = testArena.allocate(100, nullptr, 1);
TS_ASSERT(p4 != nullptr);
void* p5 = testArena.allocate(1, nullptr, 1);
TS_ASSERT(p5 != nullptr);
void* p6 = testArena.allocate(100, nullptr, 1);
TS_ASSERT(p6 != nullptr);
void* p7 = testArena.allocate(0, nullptr, 1);
TS_ASSERT(p7 != nullptr);
}
void test_alignment()
{
Allocators::DynamicArena<100> testArena;
u8* p = static_cast<u8*>(testArena.allocate(4, nullptr, 1));
TS_ASSERT(p != nullptr);
u8* p2 = static_cast<u8*>(testArena.allocate(1, nullptr, 8));
TS_ASSERT_EQUALS(p + 8, p2);
p2 = static_cast<u8*>(testArena.allocate(1, nullptr, 8));
TS_ASSERT_EQUALS(p + 16, p2);
p2 = static_cast<u8*>(testArena.allocate(1, nullptr, 8));
TS_ASSERT_EQUALS(p + 24, p2);
p2 = static_cast<u8*>(testArena.allocate(1, nullptr, 2));
TS_ASSERT_EQUALS(p + 26, p2);
p2 = static_cast<u8*>(testArena.allocate(1, nullptr, 8));
TS_ASSERT_EQUALS(p + 32, p2);
}
};
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