"""Behavioral tests for Task-019: Generate Test Command."""

import sys
from pathlib import Path

# Add parent directory to path for imports
sys.path.insert(0, str(Path(__file__).parent.parent))

from maid_agents.agents.test_generator import TestGenerator
from maid_agents.claude.cli_wrapper import ClaudeWrapper


def test_test_generator_instantiation():
    """Test TestGenerator can be instantiated."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)
    assert generator is not None
    assert isinstance(generator, TestGenerator)


def test_test_generator_has_claude_attribute():
    """Test TestGenerator stores Claude wrapper."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)
    assert hasattr(generator, "claude")
    assert generator.claude is claude


def test_generate_test_from_implementation_method_exists():
    """Test generate_test_from_implementation method exists."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)
    assert hasattr(generator, "generate_test_from_implementation")
    assert callable(generator.generate_test_from_implementation)


def test_generate_test_from_implementation_accepts_parameters():
    """Test generate_test_from_implementation accepts manifest and implementation paths."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)

    # This will fail in TDD red phase since implementation doesn't exist yet
    result = generator.generate_test_from_implementation(
        manifest_path="manifests/dummy.manifest.json",
        implementation_path="dummy/implementation.py",
    )

    assert isinstance(result, dict)
    assert "success" in result


def test_detect_existing_test_file_method_exists():
    """Test _detect_existing_test_file method exists."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)
    assert hasattr(generator, "_detect_existing_test_file")
    assert callable(generator._detect_existing_test_file)


def test_detect_existing_test_file_returns_optional_string():
    """Test _detect_existing_test_file returns Optional[str]."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)

    manifest_data = {"readonlyFiles": ["tests/test_task_001_dummy.py"]}

    result = generator._detect_existing_test_file(manifest_data)
    assert result is None or isinstance(result, str)


def test_analyze_test_stub_method_exists():
    """Test _analyze_test_stub method exists."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)
    assert hasattr(generator, "_analyze_test_stub")
    assert callable(generator._analyze_test_stub)


def test_analyze_test_stub_returns_dict():
    """Test _analyze_test_stub returns dict with analysis."""
    claude = ClaudeWrapper(mock_mode=True)
    generator = TestGenerator(claude=claude)

    # This will fail in TDD red phase
    result = generator._analyze_test_stub("tests/dummy_test.py")

    assert isinstance(result, dict)
    assert "is_stub" in result or "exists" in result
