Created basic CI framework (#326)

.github/workflows/unit-test.yml

@@ -0,0 +1,39 @@
+name: unittests
+
+on:
+  push:
+    branches: [ main ]
+  pull_request: 
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v2
+        with:
+          python-version: "3.8"
+
+      - name: Cache pip dependencies
+        uses: actions/cache@v2
+        with:
+          path: ~/.cache/pip
+          key: ${{ hashFiles('setup.py') }}-pytest-pip
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -e .
+          pip install -U pytest
+          
+      - name: Run unit tests
+        run: pytest skylark/test/unit_nocloud
+     #- name: Run cloud tests
+        ###consider only running cloud tests for PRs to main once we go open source
+        ###if: ${{ github.event_name == 'pull_request' && github.base_ref == github.event.repository.default_branch }}
+        #run: |
+          #pytest skylark/test/unit_aws
+          #pytest skylark/test/unit_azure
+          #pytest skylark/test/unit_gcp

skylark/test/unit_nocloud/test_nop.py

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+def nop():
+    return True
+
+def test_nop():
+    assert nop()