Add basic tests (home-assistant-libs#112)

.github/workflows/test.yml

@@ -25,7 +25,10 @@ jobs:
           pip install -r requirements-test.txt
       - name: Lint with flake8
         run: |
-          flake8 aiohue
+          flake8 aiohue tests
       - name: Check formatting with black
         run: |
-          black aiohue --check
+          black aiohue tests --check
+      - name: Run tests
+        run: |
+          pytest tests

requirements-test.txt

@@ -1,2 +1,4 @@
 flake8==4.0.1
 black==22.1.0
+pytest==7.0.1
+pytest-aiohttp==1.0.4

setup.cfg

@@ -10,3 +10,6 @@ ignore =
     W503,
     E203,
     D202
+
+[tool:pytest]
+asyncio_mode = auto

tests/common.py

@@ -0,0 +1,15 @@
+"""Common utilities for fixtures."""
+import json
+import pathlib
+
+
+def load_fixture(name: str):
+    """Load a fixture from disk."""
+    path = pathlib.Path(__file__).parent / "fixtures" / name
+
+    content = path.read_text()
+
+    if name.endswith(".json"):
+        return json.loads(content)
+
+    return content