"""Tests for verification_node stub function."""

from agentic_devtools.orchestration.pilot_workflow import verification_node


class TestVerificationNode:
    def test_returns_step_verification(self):
        result = verification_node({})
        assert result["step"] == "verification"

    def test_preserves_existing_error(self):
        result = verification_node({"error": "test failed"})
        assert result["error"] == "test failed"

    def test_clears_error_when_none(self):
        result = verification_node({"error": None})
        assert result["error"] is None

    def test_no_error_when_absent(self):
        result = verification_node({})
        assert result["error"] is None

    def test_increments_retry_count_on_error(self):
        result = verification_node({"error": "fail", "retry_count": 1})
        assert result["retry_count"] == 2

    def test_does_not_increment_retry_count_without_error(self):
        result = verification_node({"retry_count": 2})
        assert result["retry_count"] == 2

    def test_default_retry_count_is_zero(self):
        result = verification_node({})
        assert result["retry_count"] == 0

    def test_appends_event(self):
        result = verification_node({})
        assert len(result["events"]) == 1
        assert result["events"][0]["event"] == "verification_completed"

    def test_event_has_timestamp(self):
        result = verification_node({})
        assert "timestamp" in result["events"][0]
