#include <kernel/memmap.hpp>
CASE ("Using the fixed memory range class")
{
GIVEN ("A fixed memory range over raw sequence of bytes")
{
// A dynamically allocated "raw pool" of bytes
// @note : In the kernel memory map these would be physical ranges
char* seq = const_cast<char*>("Spans provide a safer way to access memory");
Fixed_memory_range range(reinterpret_cast<uintptr_t>(seq + 16),
reinterpret_cast<uintptr_t>(seq + 20), "Demo range",
"A range inside a local pool");
auto seq_start = seq + 16;
auto seq_end = seq + 20;
EXPECT(range.size() == seq_end - seq_start + 1);
EXPECT(std::string(range.name()) == std::string("Demo range"));
THEN("You can iterate safely over that range, and not out of bounds"){
for (auto i : range)
EXPECT(i);
auto i = range.begin();
for (; i != range.end(); i++)
EXPECT(*i);
EXPECT_THROWS(++i);
EXPECT_THROWS(i++);
}
