fix(dapp): add jest config under dapp; remove dead tests

packages/dapp/jest.config.ts

@@ -0,0 +1,31 @@
+import type {Config} from 'jest';
+import nextJest from 'next/jest.js'
+
+const createJestConfig = nextJest({
+  // Provide the path to your Next.js app to load next.config.js and .env files in your test environment
+  dir: './',
+})
+
+const esModules = ['isows'].join('|');
+
+const config: Config = {
+    coverageProvider: 'v8',
+    preset: "ts-jest",
+    rootDir: ".",
+    setupFilesAfterEnv: ["<rootDir>/test/setupTests.ts"],
+    testEnvironment: 'jsdom',
+    testMatch: ["<rootDir>/test/**/*.test.(ts|tsx)"],
+    transform: {
+        [`(${esModules}).+\.js$`]: "babel-jest",
+        "^.+\.(ts|tsx)$": [
+            "ts-jest", {
+                tsconfig: "<rootDir>/tsconfig.test.json"
+            }
+        ],
+    },
+    transformIgnorePatterns: [`/node_modules/(?!${esModules})`],
+    verbose: true,
+}
+
+// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
+export default createJestConfig(config);

packages/dapp/package.json

@@ -40,7 +40,8 @@
     "dev": "next dev",
     "start": "next start",
     "build": "next build",
-    "test": "next test",
+    "test": "jest",
+    "test:watch": "jest --watch",
     "lint": "eslint \"**/*.{js,jsx,ts,tsx}\"",
     "format": "prettier --ignore-path .prettierignore --write \"**/*.{js,jsx,ts,tsx}\""
   },

packages/dapp/test/setupTests.ts

@@ -1,3 +1,4 @@
+import '@testing-library/jest-dom';
 import { TextEncoder, TextDecoder } from 'util';
 
 Object.assign(global, { TextDecoder, TextEncoder });