test_slab.cxx

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#include <lfostest.h>
 
namespace LFOS {
    extern "C" {
        #include <slab.c>
    }
 
    TEST(KernelSlab, Simple) {
        const size_t size = 1024 * 1024;
 
        void* memory = malloc(size);
        init_slab((ptr_t)memory, (uint64_t)memory + size, 1024);
 
        SlabHeader* slab = (SlabHeader*)memory;
        ptr_t alloc1 = slab_alloc(slab);
 
        EXPECT_EQ(alloc1, (uint64_t)memory + 1024) << "correct pointer returned";
 
        SlabIndexType idx2 = slab_index(slab, (uint64_t)memory + 2048);
        EXPECT_EQ(idx2, 1) << "correct index returned";
 
        free((void*)memory);
    }
}