crewAI/tests/test_flow_human_input_integration.py

import pytest
from unittest.mock import patch, MagicMock
from crewai.events.event_listener import event_listener


class TestFlowHumanInputIntegration:
    """Test integration between Flow execution and human input functionality."""

    def test_console_formatter_pause_resume_methods(self):
        """Test that ConsoleFormatter pause/resume methods work correctly."""
        formatter = event_listener.formatter

        original_paused_state = formatter._live_paused

        try:
            formatter._live_paused = False

            formatter.pause_live_updates()
            assert formatter._live_paused

            formatter.resume_live_updates()
            assert not formatter._live_paused
        finally:
            formatter._live_paused = original_paused_state

    @patch("builtins.input", return_value="")
    def test_human_input_pauses_flow_updates(self, mock_input):
        """Test that human input pauses Flow status updates."""
        from crewai.agents.agent_builder.base_agent_executor_mixin import (
            CrewAgentExecutorMixin,
        )

        executor = CrewAgentExecutorMixin()
        executor.crew = MagicMock()
        executor.crew._train = False
        executor._printer = MagicMock()

        formatter = event_listener.formatter

        original_paused_state = formatter._live_paused

        try:
            formatter._live_paused = False

            with (
                patch.object(formatter, "pause_live_updates") as mock_pause,
                patch.object(formatter, "resume_live_updates") as mock_resume,
            ):
                result = executor._ask_human_input("Test result")

                mock_pause.assert_called_once()
                mock_resume.assert_called_once()
                mock_input.assert_called_once()
                assert result == ""
        finally:
            formatter._live_paused = original_paused_state

    @patch("builtins.input", side_effect=["feedback", ""])
    def test_multiple_human_input_rounds(self, mock_input):
        """Test multiple rounds of human input with Flow status management."""
        from crewai.agents.agent_builder.base_agent_executor_mixin import (
            CrewAgentExecutorMixin,
        )

        executor = CrewAgentExecutorMixin()
        executor.crew = MagicMock()
        executor.crew._train = False
        executor._printer = MagicMock()

        formatter = event_listener.formatter

        original_paused_state = formatter._live_paused

        try:
            pause_calls = []
            resume_calls = []

            def track_pause():
                pause_calls.append(True)

            def track_resume():
                resume_calls.append(True)

            with (
                patch.object(formatter, "pause_live_updates", side_effect=track_pause),
                patch.object(
                    formatter, "resume_live_updates", side_effect=track_resume
                ),
            ):
                result1 = executor._ask_human_input("Test result 1")
                assert result1 == "feedback"

                result2 = executor._ask_human_input("Test result 2")
                assert result2 == ""

                assert len(pause_calls) == 2
                assert len(resume_calls) == 2
        finally:
            formatter._live_paused = original_paused_state

    def test_pause_resume_with_no_live_session(self):
        """Test pause/resume methods handle case when no Live session exists."""
        formatter = event_listener.formatter

        original_live = formatter._live
        original_paused_state = formatter._live_paused

        try:
            formatter._live = None
            formatter._live_paused = False

            formatter.pause_live_updates()
            formatter.resume_live_updates()

            assert not formatter._live_paused
        finally:
            formatter._live = original_live
            formatter._live_paused = original_paused_state

    def test_pause_resume_exception_handling(self):
        """Test that resume is called even if exception occurs during human input."""
        from crewai.agents.agent_builder.base_agent_executor_mixin import (
            CrewAgentExecutorMixin,
        )

        executor = CrewAgentExecutorMixin()
        executor.crew = MagicMock()
        executor.crew._train = False
        executor._printer = MagicMock()

        formatter = event_listener.formatter

        original_paused_state = formatter._live_paused

        try:
            with (
                patch.object(formatter, "pause_live_updates") as mock_pause,
                patch.object(formatter, "resume_live_updates") as mock_resume,
                patch(
                    "builtins.input", side_effect=KeyboardInterrupt("Test exception")
                ),
            ):
                with pytest.raises(KeyboardInterrupt):
                    executor._ask_human_input("Test result")

                mock_pause.assert_called_once()
                mock_resume.assert_called_once()
        finally:
            formatter._live_paused = original_paused_state

    def test_training_mode_human_input(self):
        """Test human input in training mode."""
        from crewai.agents.agent_builder.base_agent_executor_mixin import (
            CrewAgentExecutorMixin,
        )

        executor = CrewAgentExecutorMixin()
        executor.crew = MagicMock()
        executor.crew._train = True
        executor._printer = MagicMock()

        formatter = event_listener.formatter

        original_paused_state = formatter._live_paused

        try:
            with (
                patch.object(formatter, "pause_live_updates") as mock_pause,
                patch.object(formatter, "resume_live_updates") as mock_resume,
                patch("builtins.input", return_value="training feedback"),
            ):
                result = executor._ask_human_input("Test result")

                mock_pause.assert_called_once()
                mock_resume.assert_called_once()
                assert result == "training feedback"

                executor._printer.print.assert_called()
                call_args = [
                    call[1]["content"]
                    for call in executor._printer.print.call_args_list
                ]
                training_prompt_found = any(
                    "TRAINING MODE" in content for content in call_args
                )
                assert training_prompt_found
        finally:
            formatter._live_paused = original_paused_state