harb/onchain/test/helpers/TestBase.sol

// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.19;

import "forge-std/Test.sol";
import "../../src/abstracts/ThreePositionStrategy.sol";

/**
 * @title TestBase
 * @notice Base contract providing shared utilities and default parameters for tests
 * @dev Consolidates common test functionality to reduce code duplication
 */
abstract contract TestUtilities is Test {
    /**
     * @notice Returns default parameters for ThreePositionStrategy testing
     * @return Default PositionParams structure with standard values
     * @dev Used across multiple test files to ensure consistency
     */
    function getDefaultParams() internal pure returns (ThreePositionStrategy.PositionParams memory) {
        return ThreePositionStrategy.PositionParams({
            capitalInefficiency: 5 * 10 ** 17,  // 50%
            anchorShare: 5 * 10 ** 17,          // 50%
            anchorWidth: 50,                     // 50%
            discoveryDepth: 5 * 10 ** 17        // 50%
        });
    }

    /**
     * @notice Helper function to convert value to basis points
     * @param val Value to convert
     * @return Value in basis points
     */
    function bp(uint256 val) internal pure returns (uint256) {
        return val / 1e15;
    }

    /**
     * @notice Helper function to denormalize tax rate
     * @param normalizedTaxRate Normalized tax rate
     * @return Denormalized tax rate
     */
    function denormTR(uint256 normalizedTaxRate) internal pure returns (uint256) {
        return normalizedTaxRate * 97;
    }
}