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37 lines
1.3 KiB
Solidity
37 lines
1.3 KiB
Solidity
1 year ago
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.0;
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import "erc4626-tests/ERC4626.test.sol";
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import {SafeCast} from "../../../../contracts/utils/math/SafeCast.sol";
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import {ERC20Mock} from "../../../../contracts/mocks/ERC20Mock.sol";
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import {ERC4626Mock} from "../../../../contracts/mocks/ERC4626Mock.sol";
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contract ERC4626StdTest is ERC4626Test {
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function setUp() public override {
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_underlying_ = address(new ERC20Mock());
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_vault_ = address(new ERC4626Mock(_underlying_));
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_delta_ = 0;
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_vaultMayBeEmpty = false;
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_unlimitedAmount = true;
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}
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// solhint-disable-next-line func-name-mixedcase
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function test_RT_mint_withdraw(ERC4626Test.Init memory init, uint256 shares) public override {
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// There is an edge case where we currently behave different than the property tests,
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// when all assets are lost to negative yield.
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// Sum all initially deposited assets.
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int256 initAssets = 0;
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for (uint256 i = 0; i < init.share.length; i++) {
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vm.assume(init.share[i] <= uint256(type(int256).max - initAssets));
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initAssets += SafeCast.toInt256(init.share[i]);
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}
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// Reject tests where the yield loses all assets from the vault.
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vm.assume(init.yield > -initAssets);
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super.test_RT_mint_withdraw(init, shares);
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}
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}
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