"""Smoke tests for all examples/ integration recipes.

Validates YAML syntax and required structure. No Docker required.
Runs in CI on every PR to catch broken example configs.
"""

import pathlib

import yaml


class TestOpenLITRecipe:
    """examples/openlit/ must have valid config files."""

    def test_docker_compose_is_valid_yaml(self) -> None:
        path = pathlib.Path("examples/openlit/docker-compose.yml")
        assert path.exists(), f"Missing {path}"
        config = yaml.safe_load(path.read_text())
        assert config is not None

    def test_docker_compose_has_openlit_service(self) -> None:
        config = yaml.safe_load(pathlib.Path("examples/openlit/docker-compose.yml").read_text())
        services = config.get("services", {})
        assert "openlit" in services, "OpenLIT recipe must include openlit service"
        assert "mcp-hangar" in services, "OpenLIT recipe must include mcp-hangar service"
        assert "otel-collector" in services, "OpenLIT recipe must include otel-collector service"

    def test_collector_config_is_valid_yaml(self) -> None:
        path = pathlib.Path("examples/openlit/otel-collector-config.yaml")
        assert path.exists(), f"Missing {path}"
        config = yaml.safe_load(path.read_text())
        assert config is not None

    def test_collector_config_forwards_to_openlit(self) -> None:
        config = yaml.safe_load(pathlib.Path("examples/openlit/otel-collector-config.yaml").read_text())
        exporters = config.get("exporters", {})
        # Must have an OTLP exporter (forwards to OpenLIT)
        otlp_exporters = [k for k in exporters if k.startswith("otlp")]
        assert len(otlp_exporters) >= 1, "Collector must forward to OpenLIT via OTLP exporter"


class TestLangfuseRecipe:
    """examples/langfuse/ must have a README."""

    def test_readme_exists(self) -> None:
        path = pathlib.Path("examples/langfuse/README.md")
        assert path.exists(), f"Missing {path}"
        content = path.read_text()
        assert "LANGFUSE_SECRET_KEY" in content, "Langfuse README must document secret key config"
        assert "LANGFUSE_PUBLIC_KEY" in content, "Langfuse README must document public key config"

    def test_readme_warns_about_secrets(self) -> None:
        content = pathlib.Path("examples/langfuse/README.md").read_text()
        assert "secret" in content.lower(), "Langfuse README must warn about secret handling"