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Consolidate testing memory setup

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This commit is contained in:
Justin C. Miller
2019-03-07 23:53:38 -08:00
parent ac19d3f532
commit 241e1dacb0
6 changed files with 59 additions and 41 deletions
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27
src/tests/address_manager.cpp
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@@ -6,37 +6,25 @@
#include <stdint.h>
#include "kutil/address_manager.h"
#include "kutil/heap_manager.h"
#include "kutil/memory.h"
#include "catch.hpp"
using namespace kutil;
extern void * grow_callback(size_t);
extern void free_memory();
const size_t max_block = 1ull << 36;
const size_t start = max_block;
const size_t GB = 1ull << 30;
static const size_t max_block = 1ull << 36;
static const size_t start = max_block;
static const size_t GB = 1ull << 30;
TEST_CASE( "Buddy addresses tests", "[address buddy]" )
{
heap_manager mm(grow_callback);
kutil::setup::set_heap(&mm);
using clock = std::chrono::system_clock;
unsigned seed = clock::now().time_since_epoch().count();
std::default_random_engine rng(seed);
address_manager am;
am.add_regions(start, max_block * 2);
// Blocks should be:
// 36: 0-64G, 64-128G
uintptr_t a = am.allocate(0x4000); // under 64K min
uintptr_t b = am.allocate(0x4000);
CHECK( b == a + (1<<16));
uintptr_t a = am.allocate(0x400); // under min
uintptr_t b = am.allocate(0x400);
CHECK( b == a + address_manager::min_alloc);
am.free(a);
am.free(b);
@@ -77,7 +65,4 @@ TEST_CASE( "Buddy addresses tests", "[address buddy]" )
b = am.allocate(max_block);
CHECK( b == start + max_block );
CHECK( a == start );
kutil::setup::set_heap(nullptr);
free_memory();
}