Merge pull request #16 from nickovchinnikov/nick/testingLibrary

Add testing library example

README.md

@@ -62,7 +62,23 @@
 
 [React intro examples pull request](https://github.com/nickovchinnikov/minesweeper/pull/10/files)
 
-## Section 4: Storybook and Components Library
+## Section 4: Jest, TDD and basic game logic
+
+### Jest testing framework (TDD vs TLD)
+
+[Pull request](https://github.com/nickovchinnikov/minesweeper/pull/6)
+
+[Jest](https://jestjs.io/docs/getting-started)
+
+[Jest and TDD](https://medium.com/@suvodeep4119/javascript-tdd-using-jest-9b535c6be7be)
+
+### Basic game functionality
+
+[Pull request](https://github.com/nickovchinnikov/minesweeper/pull/7)
+
+[Pull request2](https://github.com/nickovchinnikov/minesweeper/pull/8)
+
+## Section 5: Storybook and Components Library
 
 ### Library Emotion for css-in-js
 
@@ -76,31 +92,27 @@
 [Strybook docs](https://storybook.js.org/)
 
 ### Create components with Storybook
+
 ### Components composition
+
 [Pull request](https://github.com/nickovchinnikov/minesweeper/pull/12)
 
 ### Chromatic for visual testing
+
 [Pull request](https://github.com/nickovchinnikov/minesweeper/pull/13)
 
 ### List and Keys
+
 [Pull request](https://github.com/nickovchinnikov/minesweeper/pull/14)
 
 ### Dynamic components with useState Hook
-[Pull request](https://github.com/nickovchinnikov/minesweeper/pull/15)
-
-## Section 5: Jest, TDD and basic game logic
-
-### Jest testing framework (TDD vs TLD)
-
-[Pull request](https://github.com/nickovchinnikov/minesweeper/pull/6)
-
-[Jest](https://jestjs.io/docs/getting-started)
 
-[Jest and TDD](https://medium.com/@suvodeep4119/javascript-tdd-using-jest-9b535c6be7be)
+[Pull request](https://github.com/nickovchinnikov/minesweeper/pull/15)
 
-### Basic game functionality
+### React-testing-library
 
-[Pull request](https://github.com/nickovchinnikov/minesweeper/pull/7)
+[Jest-dom](https://github.com/testing-library/jest-dom)
 
-[Pull request2](https://github.com/nickovchinnikov/minesweeper/pull/8)
+[Testing-library](https://testing-library.com/docs/queries/about)
 
+[Pull request](https://github.com/nickovchinnikov/minesweeper/pull/16)

jest.config.js

@@ -128,7 +128,7 @@ module.exports = {
   // setupFiles: [],
 
   // A list of paths to modules that run some code to configure or set up the testing framework before each test
-  // setupFilesAfterEnv: [],
+  setupFilesAfterEnv: ['<rootDir>/settings/JestSetup.js'],
 
   // The number of seconds after which a test is considered as slow and reported as such in the results.
   // slowTestThreshold: 5,