ci: add python-tests workflow and fix CLI imports (install editable)

Author: rafaeloliveiralopes

.github/workflows/python-tests.yml

@@ -1,6 +1,7 @@
-name: python-tests
+---
+name: Python tests
 
-on:
+"on":
   push:
     branches: ["**"]
   pull_request:
@@ -12,18 +13,19 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Setup Python
+      - name: Set up Python
         uses: actions/setup-python@v5
         with:
           python-version: "3.12"
 
-      - name: Install deps
+      - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           pip install -r requirements.txt
           pip install pytest
+          pip install -e .
 
       - name: Run tests
-        run: |
-          pytest -q
-          echo "All tests passed!"
+        env:
+          PYTHONPATH: ${{ github.workspace }}/src
+        run: pytest -q

tests/test_cli.py

@@ -1,16 +1,25 @@
 import json
+import os
 import subprocess
 import sys
 from pathlib import Path
 
+REPO_ROOT = Path(__file__).resolve().parents[1]
+SRC_PATH = str(REPO_ROOT / "src")
+
 
 def run_cmd(args: list[str], cwd: Path) -> subprocess.CompletedProcess:
+    env = os.environ.copy()
+    env["PYTHONPATH"] = SRC_PATH + (
+        os.pathsep + env["PYTHONPATH"] if "PYTHONPATH" in env else ""
+    )
     return subprocess.run(
         [sys.executable, "-m", "agent.runner", *args],
         cwd=str(cwd),
         stdout=subprocess.PIPE,
         stderr=subprocess.PIPE,
         text=True,
+        env=env,
     )