ts-jest config

Author: dai-shi

__tests__/01_basic_spec.js renamed to __tests__/01_basic_spec.tsx

@@ -1,3 +1,6 @@
+// TODO
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
 import React, { useRef, useState, StrictMode } from 'react';
 
 import { render, fireEvent, cleanup } from '@testing-library/react';
@@ -15,11 +18,11 @@ describe('basic spec', () => {
       count1: 0,
       count2: 0,
     };
-    const context = createContext(null);
+    const context: any = createContext(null);
     const Counter1 = () => {
-      const count1 = useContextSelector(context, (v) => v[0].count1);
-      const setState = useContextSelector(context, (v) => v[1]);
-      const increment = () => setState((s) => ({
+      const count1 = useContextSelector(context, (v: any) => v[0].count1);
+      const setState = useContextSelector(context, (v: any) => v[1]);
+      const increment = () => setState((s: any) => ({
         ...s,
         count1: s.count1 + 1,
       }));
@@ -34,9 +37,9 @@ describe('basic spec', () => {
       );
     };
     const Counter2 = () => {
-      const count2 = useContextSelector(context, (v) => v[0].count2);
-      const setState = useContextSelector(context, (v) => v[1]);
-      const increment = () => setState((s) => ({
+      const count2 = useContextSelector(context, (v: any) => v[0].count2);
+      const setState = useContextSelector(context, (v: any) => v[1]);
+      const increment = () => setState((s: any) => ({
         ...s,
         count2: s.count2 + 1,
       }));
@@ -50,7 +53,7 @@ describe('basic spec', () => {
         </div>
       );
     };
-    const StateProvider = ({ children }) => {
+    const StateProvider = ({ children }: any) => {
       const [state, setState] = useState(initialState);
       return (
         <context.Provider value={[state, setState]}>

__tests__/__snapshots__/01_basic_spec.js.snap renamed to __tests__/__snapshots__/01_basic_spec.tsx.snap

@@ -21,7 +21,7 @@
     "compile": "microbundle build --format cjs,es,umd",
     "test": "run-s eslint tsc-test jest",
     "eslint": "eslint --ext .js,.ts,.tsx --ignore-pattern dist .",
-    "jest": "jest",
+    "jest": "jest --config '{\"preset\":\"ts-jest/presets/js-with-ts\"}' __tests__/*.ts?",
     "tsc-test": "tsc --project . --noEmit",
     "apidoc": "documentation readme --section API --markdown-toc false src/index.ts",
     "examples:minimal": "DIR=01_minimal EXT=js webpack-dev-server",
@@ -36,6 +36,7 @@
   "dependencies": {},
   "devDependencies": {
     "@testing-library/react": "^9.4.0",
+    "@types/jest": "^25.1.2",
     "@types/react": "^16.9.19",
     "@types/react-dom": "^16.9.5",
     "@typescript-eslint/eslint-plugin": "^2.19.2",

jest.config.js

@@ -1359,6 +1359,14 @@
     "@types/istanbul-lib-coverage" "*"
     "@types/istanbul-lib-report" "*"
 
+"@types/jest@^25.1.2":
+  version "25.1.2"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-25.1.2.tgz#1c4c8770c27906c7d8def5d2033df9dbd39f60da"
+  integrity sha512-EsPIgEsonlXmYV7GzUqcvORsSS9Gqxw/OvkGwHfAdpjduNRxMlhsav0O5Kb0zijc/eXSO/uW6SJt9nwull8AUQ==
+  dependencies:
+    jest-diff "^25.1.0"
+    pretty-format "^25.1.0"
+
 "@types/json-schema@^7.0.3":
   version "7.0.4"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.4.tgz#38fd73ddfd9b55abb1e1b2ed578cb55bd7b7d339"