feat: add cn lib (#10)

* add lib for class names

* feat: add tests to CI

.github/workflows/ci.yml

@@ -26,3 +26,21 @@ jobs:
         run: npm run lint
       - name: Typecheck
         run: npm run typecheck
+
+tests:
+  name: Tests
+  runs-on: ubuntu-latest
+  steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+    - name: Setup Node
+      uses: actions/setup-node@v2
+      with:
+        node-version: '14.x'
+        cache: 'npm'
+    - name: Install Packages
+      run: npm ci
+    - name: Unit Tests
+      run: npm run test

jest.config.ts

@@ -3,11 +3,6 @@ import type {Config} from '@jest/types';
 const cfg: Config.InitialOptions = {
     preset: 'ts-jest',
     testEnvironment: 'jsdom',
-    collectCoverage: true,
-    collectCoverageFrom: ['./src/**/*.{js,ts,tsx}'],
-    coverageReporters: ['json', 'html'],
-    coverageDirectory: './coverage',
-    setupFiles: ['<rootDir>/tests/setup.js'],
 };
 
 export default cfg;