Add integration tests

.github/workflows/integration_test.yml

@@ -0,0 +1,55 @@
+name: Electricity-Trading-API-Integration-Tests
+
+on:
+  workflow_dispatch:
+  release:
+    types: [published]
+
+env:
+  DEFAULT_PYTHON_VERSION: '3.11'
+
+jobs:
+  run-tests:
+    name: Integration tests
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-20.04
+        python:
+          - "3.11"
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Setup Git
+        uses: frequenz-floss/[email protected]
+
+      - name: Print environment (debug)
+        run: env
+
+      - name: Fetch sources
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python }}
+          cache: 'pip'
+
+      - name: Install required Python packages
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -e .[dev-pytest]
+          pip freeze
+
+      - name: Run the integration tests
+        env:
+          API_KEY: ${{ secrets.API_KEY }}
+          GRIDPOOL_ID: ${{ secrets.GRIDPOOL_ID }}
+        run: |
+          pytest -vv integration_tests/
+        timeout-minutes: 10
+
+

RELEASE_NOTES.md

@@ -17,6 +17,8 @@
 * Remove dependency to `googleapis-common-protos`
 * Replace `Energy` with `Power` for the `quantity` representation
 * Add str function for `DeliveryPeriod` object
+* Add integration tests for the API
+* Add an equality function to the Order type
 
 ## Bug Fixes