Function test_memory_allocator_struct

scripts/test_stringzilla.cpp:209–236

@brief Validates `sz_memory_allocator_t` and related construction utilities. */

/** @brief Validates `sz_memory_allocator_t` and related construction utilities. */
void test_memory_allocator_struct() {
    // Our behavior for `malloc(0)` is to return a NULL pointer,
    // while the standard is implementation-defined.
    {
        sz_memory_allocator_t alloc;
        sz_memory_allocator_init_default(&alloc);
        assert(alloc.allocate(0, alloc.handle) == nullptr);
    }

    // Non-NULL allocation
    {
        sz_memory_allocator_t alloc;
        sz_memory_allocator_init_default(&alloc);
        void *byte = alloc.allocate(1, alloc.handle);
        assert(byte != nullptr);
        alloc.free(byte, 1, alloc.handle);
    }

    // Use a fixed buffer
    {
        char buffer[1024];
        sz_memory_allocator_t alloc;
        sz_memory_allocator_init_fixed(&alloc, buffer, sizeof(buffer));
        void *byte = alloc.allocate(1, alloc.handle);
        assert(byte != nullptr);
        alloc.free(byte, 1, alloc.handle);
    }
}

/** @brief Validates `sz_byteset_t` and related construction utilities. */
void test_byteset_struct() {