Add CI workflow.

.github/workflows/ci.yml

@@ -0,0 +1,18 @@
+name: CI
+
+on: push
+
+jobs:
+  tests:
+    name: Run tests
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+    - name: Set up Python
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.9
+    - name: Run tests
+      run: |
+        export PYTHONPATH=src/modules
+        python -m unittest discover tests

tests/test_tariff.py

@@ -13,11 +13,15 @@
 
 
 class TestTariff(unittest.TestCase):
-    def test(self):
+    def testCalculateTariff(self):
         config = {"tariff_name": "Test",
                   "tariff_provider": "Test",
-                  "tariff_breaks" : [0.1, 0.2, 0.3]}
+                  "tariff_breaks" : [0.1, 0.2, 0.3],
+                  "tariff_pricing": ["average", "average", "average", "average"]}
         day = datetime.date(2023, 12, 27)
-        rates = itertools.chain(prev_rates, today_rates, next_rates)
+        rates = tariff.Rates()
+        rates.previous_day = prev_rates
+        rates.current_day = today_rates
+        rates.next_day = next_rates
         data = tariff.calculate_tariff_data(config, day, rates)
         print(json.dumps(data))