21cd7e8aa3
Co-authored-by: Hadrien Croubois <hadrien.croubois@gmail.com> Co-authored-by: Arr00 <13561405+arr00@users.noreply.github.com>
22 lines
692 B
Solidity
22 lines
692 B
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.20;
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import {Test} from "forge-std/Test.sol";
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import {Memory} from "@openzeppelin/contracts/utils/Memory.sol";
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contract MemoryTest is Test {
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using Memory for *;
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// - first 0x80 bytes are reserved (scratch + FMP + zero)
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uint256 constant START_PTR = 0x80;
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// - moving the free memory pointer to far causes OOG errors
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uint256 constant END_PTR = type(uint24).max;
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function testGetsetFreeMemoryPointer(uint256 seed) public pure {
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bytes32 ptr = bytes32(bound(seed, START_PTR, END_PTR));
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ptr.asPointer().setFreeMemoryPointer();
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assertEq(Memory.getFreeMemoryPointer().asBytes32(), ptr);
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}
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}
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