Merge pull request Dapp-Learning-DAO#830 from bixia/GMX-Share-Material

Gmx share material

defi/GMX/POC.t.sol

@@ -0,0 +1,73 @@
+pragma solidity 0.6.12;
+
+import "forge-std/Test.sol";
+
+import {Vault as VaultLike} from "gmx-contracts/core/Vault.sol";
+import {GlpManager} from "gmx-contracts/core/GlpManager.sol";
+import {GLP as ERC20Like} from "gmx-contracts/gmx/GLP.sol";
+import {USDG} from "gmx-contracts/tokens/USDG.sol";
+
+contract Addrs is Test {
+    address public constant priceFeed = 0xfe661cbf27Da0656B7A1151a761ff194849C387A;
+    address public constant router = 0xaBBc5F99639c9B6bCb58544ddf04EFA6802F4064;
+    address public constant usdg = 0x45096e7aA921f27590f8F19e457794EB09678141;
+    address public constant vault = 0x489ee077994B6658eAfA855C308275EAd8097C4A;
+    address public constant glp = 0x4277f8F2c384827B5273592FF7CeBd9f2C1ac258;
+    address public constant gov = 0x1e0FD2CC7329Ddf6bDA35f85579E1bC2996dB0d9;
+
+    address public constant USDC = 0xFF970A61A04b1cA14834A43f5dE4533eBDDB5CC8;
+    address public constant WETH = 0x82aF49447D8a07e3bd95BD0d56f35241523fBab1;
+}
+
+contract Hack is Addrs {
+    constructor() public {
+        ERC20Like(USDC).approve(vault, type(uint256).max);
+        ERC20Like(WETH).approve(vault, type(uint256).max);
+    }
+
+    function swap() public {
+        ERC20Like(USDC).transfer(vault, 1000 * 10 ** 6);
+        VaultLike(vault).swap(USDC, WETH, address(this));
+    }
+
+    function increasePosition() public {
+        ERC20Like(WETH).transfer(vault, 1 ether);
+        VaultLike(vault).increasePosition(address(this), WETH, WETH, 1600 * 10 * 10**30, true);
+    }
+
+}
+
+contract POC is Addrs {
+    Hack public hack;
+    GlpManager public glpManager;
+
+    function setUp() public {
+        vm.createSelectFork("https://arb-mainnet.g.alchemy.com/v2/RTb8ZyTgyCSlZJw9V6EtmzqRkT5rFBwG", 22621954);
+        vm.prank(gov);
+        VaultLike(vault).setIsLeverageEnabled(true);
+
+        // vault = new Vault();
+        // vault.initialize(router, usdg, priceFeed, 5000000000000000000000000000000, 100, 100);
+        // glpManager = new GlpManager(address(vault), usdg, glp, 15 * 60);
+        // glpManager.setInPrivateMode(true);
+        // GLP(glp).setMinter(address(glpManager), true);
+        // USDG(usdg).addVault(address(glpManager));
+
+        // vault.setFundingRate(60*60, 100, 100);
+        // vault.setManager(address(glpManager), true);
+        // vault.setFees(10,5,20,20,1,10,5000000000000000000000000000000,24*60*60,true);
+
+        hack = new Hack();
+
+        deal(USDC, address(hack), 1000 * 10 ** 6);
+        deal(WETH, address(hack), 1000 ether);
+    }
+
+    function _test_swap() public {
+        hack.swap();
+    }
+
+    function test_increasePosition() public {
+        hack.increasePosition();
+    }
+}