initial commit after one day coding agent session

tests/integration/test_environment_build.py

@@ -0,0 +1,56 @@
+"""Integration tests for environment building workflow."""
+
+import pytest
+from pathlib import Path
+
+
+@pytest.mark.asyncio
+async def test_environment_build_end_to_end(tmp_path):
+    """Test: Package list → validation → UV install → image build → container creation."""
+    # Setup: Create environment builder with all dependencies
+    # Execute:
+    #   1. Request environment with packages: ["requests", "pandas"]
+    #   2. Validate packages (should pass)
+    #   3. Install with UV
+    #   4. Build container image
+    #   5. Create running container
+    # Verify: Container has packages installed and importable
+    pytest.skip("TODO: Phase 5.3 - Environment build flow")
+
+
+@pytest.mark.asyncio
+async def test_blocked_package_prevents_build(tmp_path):
+    """Test: Security validation prevents building environments with blocked packages."""
+    # Setup: Config with blocked packages
+    # Execute: Try to build environment with blocked package
+    # Verify: Build fails at validation stage, no container created
+    pytest.skip("TODO: Phase 5.3 - Security validation integration")
+
+
+@pytest.mark.asyncio
+async def test_invalid_package_name_fails_gracefully(tmp_path):
+    """Test: Invalid package names are caught early."""
+    # Setup: Environment builder
+    # Execute: Request build with non-existent package
+    # Verify: Validation or install fails with clear error message
+    pytest.skip("TODO: Phase 5.3 - Error handling in build flow")
+
+
+@pytest.mark.asyncio
+async def test_environment_caching(tmp_path):
+    """Test: Building same environment twice uses cache."""
+    # Setup: Environment builder with caching enabled
+    # Execute:
+    #   1. Build environment with ["requests"]
+    #   2. Build same environment again
+    # Verify: Second build is faster (uses cached image)
+    pytest.skip("TODO: Phase 5.3 - Build caching")
+
+
+@pytest.mark.asyncio
+async def test_concurrent_builds_respect_limits(tmp_path):
+    """Test: Multiple simultaneous builds respect max_parallel_builds limit."""
+    # Setup: Environment builder with max_parallel_builds=2
+    # Execute: Trigger 5 builds simultaneously
+    # Verify: Only 2 run at once, others wait
+    pytest.skip("TODO: Phase 5.3 - Build rate limiting")