tests/unit/test_app_smoke.py

"""Smoke tests for the Gradio app.

These tests verify the app can start without crashing.
They catch configuration errors like invalid Gradio parameters
that wouldn't be caught by unit tests.
"""

import pytest


@pytest.mark.unit
class TestAppSmoke:
    """Smoke tests for app initialization."""

    def test_app_creates_demo(self) -> None:
        """App should create Gradio demo without crashing.

        This catches:
        - Invalid Gradio component parameters
        - Import errors
        - Configuration issues
        """
        # Skip if gradio not fully installed (CI may not have all deps)
        pytest.importorskip("gradio")
        pytest.importorskip("typer")  # Gradio CLI dependency

        from src.app import create_demo

        demo = create_demo()
        assert demo is not None

    def test_mcp_tools_importable(self) -> None:
        """MCP tool functions should be importable.

        Ensures the MCP server can expose these tools.
        """
        from src.mcp_tools import (
            analyze_hypothesis,
            search_all_sources,
            search_clinical_trials,
            search_europepmc,
            search_pubmed,
        )

        # Just verify they're callable
        assert callable(search_pubmed)
        assert callable(search_clinical_trials)
        assert callable(search_europepmc)
        assert callable(search_all_sources)
        assert callable(analyze_hypothesis)