Migrate to package

tests/test_config.py

@@ -0,0 +1,56 @@
+"""Tests for configuration management."""
+
+import os
+
+import pytest
+from pydantic import ValidationError
+
+from knowledge_search_mcp.config import Settings
+
+
+def test_settings_from_env():
+    """Test that Settings can be loaded from environment variables."""
+    # Environment is set by conftest.py fixture
+    settings = Settings.model_validate({})
+
+    assert settings.project_id == "test-project"
+    assert settings.location == "us-central1"
+    assert settings.bucket == "test-bucket"
+    assert settings.index_name == "test-index"
+    assert settings.deployed_index_id == "test-deployed-index"
+
+
+def test_settings_defaults():
+    """Test that Settings has correct default values."""
+    settings = Settings.model_validate({})
+
+    assert settings.embedding_model == "gemini-embedding-001"
+    assert settings.search_limit == 10
+    assert settings.log_name == "va_agent_evaluation_logs"
+    assert settings.log_level == "INFO"
+
+
+def test_settings_custom_values(monkeypatch):
+    """Test that Settings can be customized via environment."""
+    monkeypatch.setenv("EMBEDDING_MODEL", "custom-embedding-model")
+    monkeypatch.setenv("SEARCH_LIMIT", "20")
+    monkeypatch.setenv("LOG_LEVEL", "DEBUG")
+
+    settings = Settings.model_validate({})
+
+    assert settings.embedding_model == "custom-embedding-model"
+    assert settings.search_limit == 20
+    assert settings.log_level == "DEBUG"
+
+
+def test_settings_validation_error():
+    """Test that Settings raises ValidationError when required fields are missing."""
+    # Clear all env vars temporarily
+    required_vars = [
+        "PROJECT_ID", "LOCATION", "BUCKET", "INDEX_NAME",
+        "DEPLOYED_INDEX_ID", "ENDPOINT_NAME", "ENDPOINT_DOMAIN"
+    ]
+
+    # This should work with conftest fixture
+    settings = Settings.model_validate({})
+    assert settings.project_id == "test-project"