Removed enzyme. Fixed prettier parentheses rule.

Author: yusinto

.prettierrc

@@ -1,5 +1,6 @@
 {
   "singleQuote": true,
   "trailingComma": "all",
-  "printWidth": 120
+  "printWidth": 120,
+  "arrowParens": "always"
 }

package.json

@@ -37,9 +37,8 @@
   },
   "homepage": "https://github.com/launchdarkly/react-client-sdk",
   "devDependencies": {
-    "@testing-library/jest-dom": "^5.16.1",
-    "@testing-library/react": "^12.1.2",
-    "@types/enzyme": "^3.10.3",
+    "@testing-library/jest-dom": "^5.16.4",
+    "@testing-library/react": "^13.0.1",
     "@types/hoist-non-react-statics": "^3.3.1",
     "@types/jest": "^27.0.3",
     "@types/lodash.camelcase": "^4.3.6",
@@ -48,8 +47,6 @@
     "@types/react-dom": "^18.0.0",
     "@types/react-test-renderer": "^17.0.1",
     "@types/uuid": "^3.4.5",
-    "enzyme": "^3.10.0",
-    "enzyme-adapter-react-16": "^1.14.0",
     "jest": "^27.4.4",
     "jest-environment-jsdom-global": "^3.0.0",
     "jest-junit": "^13.0.0",

setupTests.js

@@ -1,5 +1 @@
-const enzyme = require('enzyme');
-const Adapter = require('enzyme-adapter-react-16');
 require('@testing-library/jest-dom/extend-expect');
-
-enzyme.configure({ adapter: new Adapter() });

src/provider.test.tsx

@@ -1,9 +1,8 @@
 jest.mock('./initLDClient', () => jest.fn());
 jest.mock('./context', () => ({ Provider: 'Provider' }));
 
-import * as React from 'react';
+import React, { Component } from 'react';
 import { create } from 'react-test-renderer';
-import { shallow } from 'enzyme';
 import { LDClient, LDFlagChangeset, LDFlagSet, LDOptions, LDUser } from 'launchdarkly-js-client-sdk';
 import initLDClient from './initLDClient';
 import { LDReactOptions, EnhancedComponent, defaultReactOptions, ProviderConfig } from './types';
@@ -40,7 +39,7 @@ describe('LDProvider', () => {
         <App />
       </LDProvider>
     );
-    const component = create(LaunchDarklyApp);
+    const component = create(LaunchDarklyApp).toTree()?.instance as Component;
     expect(component).toMatchSnapshot();
   });
 
@@ -129,8 +128,8 @@ describe('LDProvider', () => {
         <App />
       </LDProvider>
     );
-    const component = shallow(LaunchDarklyApp, { disableLifecycleMethods: true });
-    const initialState = component.state() as HocState;
+    const component = create(LaunchDarklyApp).toTree()?.instance as Component;
+    const initialState = component.state as HocState;
 
     expect(initialState.flags).toEqual({});
   });
@@ -154,8 +153,8 @@ describe('LDProvider', () => {
         <App />
       </LDProvider>
     );
-    const component = shallow(LaunchDarklyApp, { disableLifecycleMethods: true });
-    const initialState = component.state() as HocState;
+    const component = create(LaunchDarklyApp).toTree()?.instance as Component;
+    const initialState = component.state as HocState;
 
     expect(mockInitLDClient).not.toHaveBeenCalled();
     expect(initialState.flags).toEqual({ testFlag: true, anotherTestFlag: false });
@@ -178,8 +177,8 @@ describe('LDProvider', () => {
         <App />
       </LDProvider>
     );
-    const component = shallow(LaunchDarklyApp, { disableLifecycleMethods: true });
-    const initialState = component.state() as HocState;
+    const component = create(LaunchDarklyApp).toTree()?.instance as Component;
+    const initialState = component.state as HocState;
 
     expect(mockInitLDClient).not.toHaveBeenCalled();
     expect(initialState.flags).toEqual({ 'test-flag': true, 'another-test-flag': false });
@@ -200,8 +199,8 @@ describe('LDProvider', () => {
         <App />
       </LDProvider>
     );
-    const component = shallow(LaunchDarklyApp, { disableLifecycleMethods: true });
-    const initialState = component.state() as HocState;
+    const component = create(LaunchDarklyApp).toTree()?.instance as Component;
+    const initialState = component.state as HocState;
 
     expect(mockInitLDClient).not.toHaveBeenCalled();
     expect(initialState.flags).toEqual({ testFlag: true, anotherTestFlag: false });
@@ -221,8 +220,8 @@ describe('LDProvider', () => {
         <App />
       </LDProvider>
     );
-    const component = shallow(LaunchDarklyApp, { disableLifecycleMethods: true });
-    const initialState = component.state() as HocState;
+    const component = create(LaunchDarklyApp).toTree()?.instance as Component;
+    const initialState = component.state as HocState;
 
     expect(mockInitLDClient).not.toHaveBeenCalled();
     expect(initialState.flags).toEqual({ testFlag: true, anotherTestFlag: false });
@@ -239,8 +238,8 @@ describe('LDProvider', () => {
         <App />
       </LDProvider>
     );
-    const component = shallow(LaunchDarklyApp, { disableLifecycleMethods: true });
-    const initialState = component.state() as HocState;
+    const component = create(LaunchDarklyApp).toTree()?.instance as Component;
+    const initialState = component.state as HocState;
 
     expect(mockInitLDClient).not.toHaveBeenCalled();
     expect(initialState.flags).toEqual({});