johba/harb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fix: Unclamped anchorWidth can overflow tick range — no upper-bound guard after MAX_ANCHOR_WIDTH removal (#783) (#817)

Browse source 
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
openhands 2026-03-15 21:34:33 +00:00
parent cd4926b540
commit a21cf398bf
4 changed files with 34 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

28
onchain/test/abstracts/ThreePositionStrategy.t.sol
View file

@ -473,4 +473,32 @@ contract ThreePositionStrategyTest is TestConstants {
strategy.setPositions(CURRENT_TICK, extremeParams);
assertEq(strategy.getMintedPositionsCount(), 3, "Should handle extreme parameters gracefully");
}
// ========================================
// ANCHOR WIDTH BOUNDS TESTS (#817)
// ========================================
function testAnchorWidthAtMaxBoundarySucceeds() public {
// MAX_ANCHOR_WIDTH = 1233: 34 * 1233 * 200 = 8,384,400 fits within int24 max (8,388,607)
ThreePositionStrategy.PositionParams memory params = getDefaultParams();
params.anchorWidth = 1233;
strategy.setAnchorPosition(CURRENT_TICK, 20 ether, params);
MockThreePositionStrategy.MintedPosition memory pos = strategy.getMintedPosition(0);
assertTrue(pos.tickLower < pos.tickUpper, "tickLower must be less than tickUpper");
assertTrue(pos.tickLower >= -887272, "tickLower must be >= MIN_TICK");
assertTrue(pos.tickUpper <= 887272, "tickUpper must be <= MAX_TICK");
assertGt(pos.liquidity, 0, "Anchor should have positive liquidity");
}
function testAnchorWidthAboveMaxReverts() public {
// anchorWidth = 1234: 34 * 1234 * 200 = 8,391,200 overflows int24 — must not silently produce
// an invalid tick range; Solidity 0.8 arithmetic check causes a panic revert instead.
ThreePositionStrategy.PositionParams memory params = getDefaultParams();
params.anchorWidth = 1234;
vm.expectRevert();
strategy.setAnchorPosition(CURRENT_TICK, 20 ether, params);
}
}