Do unit testing

.github/workflows/test.yml

@@ -0,0 +1,36 @@
+name: Unit Tests
+
+on:
+  push:
+    branches:
+      - main
+#   pull_request:
+#     branches:
+#       - main
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        python-version: [3.9, 3.10, 3.11, 3.12]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Run tests
+        run: |
+          pytest tests/