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@johanneskares/wallet-mock

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Mock Web3 Browser wallets, like Metamask, in Playwright tests.

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.installMockWallet = void 0; const createWallet_1 = require("./createWallet"); const crypto_1 = require("crypto"); let wallets = new Map(); async function installMockWallet({ debug, ...params }) { const browserOrPage = "browserContext" in params ? params.browserContext : params.page; const wallet = "wallet" in params ? params.wallet : (0, createWallet_1.createWallet)(params.account, params.transports, params.defaultChain); // Connecting the browser context to the Node.js playwright context await browserOrPage.exposeFunction("eip1193Request", eip1193Request); // Everytime we call installMockWallet, we create a new uuid to identify the wallet. const uuid = (0, crypto_1.randomUUID)(); wallets.set(uuid, wallet); await browserOrPage.addInitScript(({ uuid, debug }) => { // This function needs to be declared in the browser context function announceMockWallet() { const provider = { request: async (request) => { return await eip1193Request({ ...request, uuid, debug, }); }, on: () => { }, removeListener: () => { }, }; const info = { uuid, name: "Mock Wallet", icon: "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='lucide lucide-cat'><path d='M12 5c.67 0 1.35.09 2 .26 1.78-2 5.03-2.84 6.42-2.26 1.4.58-.42 7-.42 7 .57 1.07 1 2.24 1 3.44C21 17.9 16.97 21 12 21s-9-3-9-7.56c0-1.25.5-2.4 1-3.44 0 0-1.89-6.42-.5-7 1.39-.58 4.72.23 6.5 2.23A9.04 9.04 0 0 1 12 5Z'/><path d='M8 14v.5'/><path d='M16 14v.5'/><path d='M11.25 16.25h1.5L12 17l-.75-.75Z'/></svg>", rdns: "com.example.mock-wallet", }; const detail = { info, provider }; const announceEvent = new CustomEvent("eip6963:announceProvider", { detail: Object.freeze(detail), }); window.dispatchEvent(announceEvent); } announceMockWallet(); window.addEventListener("eip6963:requestProvider", () => { announceMockWallet(); }); window.addEventListener("DOMContentLoaded", () => { announceMockWallet(); }); }, { uuid, debug }); } exports.installMockWallet = installMockWallet; async function eip1193Request({ method, params, uuid, debug, }) { const wallet = wallets.get(uuid); if (wallet == null) throw new Error("Account or transport not found"); try { const result = await wallet.request({ method, params, }); if (debug === true) { console.log("WALLET", uuid.substring(0, 8), "REQUEST", method, params, "RESULT", result); } return result; } catch (e) { if (debug === true) { console.log("WALLET", uuid.substring(0, 8), "REQUEST", method, params, "ERROR", e); } throw e; } } //# sourceMappingURL=installMockWallet.js.map