import pytest
import os
from PIL import Image
from swarms.models.kosmos2 import Kosmos2, Detections


# Fixture for a sample image
@pytest.fixture
def sample_image():
    image = Image.new("RGB", (224, 224))
    return image


# Fixture for initializing Kosmos2
@pytest.fixture
def kosmos2():
    return Kosmos2.initialize()


# Test Kosmos2 initialization
def test_kosmos2_initialization(kosmos2):
    assert kosmos2 is not None


# Test Kosmos2 with a sample image
def test_kosmos2_with_sample_image(kosmos2, sample_image):
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 0
    )


# Mocked extract_entities function for testing
def mock_extract_entities(text):
    return [("entity1", (0.1, 0.2, 0.3, 0.4)), ("entity2", (0.5, 0.6, 0.7, 0.8))]


# Mocked process_entities_to_detections function for testing
def mock_process_entities_to_detections(entities, image):
    return Detections(
        xyxy=[(10, 20, 30, 40), (50, 60, 70, 80)],
        class_id=[0, 0],
        confidence=[1.0, 1.0],
    )


# Test Kosmos2 with mocked entity extraction and detection
def test_kosmos2_with_mocked_extraction_and_detection(
    kosmos2, sample_image, monkeypatch
):
    monkeypatch.setattr(kosmos2, "extract_entities", mock_extract_entities)
    monkeypatch.setattr(
        kosmos2, "process_entities_to_detections", mock_process_entities_to_detections
    )

    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 2
    )


# Test Kosmos2 with empty entity extraction
def test_kosmos2_with_empty_extraction(kosmos2, sample_image, monkeypatch):
    monkeypatch.setattr(kosmos2, "extract_entities", lambda x: [])
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 0
    )


# Test Kosmos2 with invalid image path
def test_kosmos2_with_invalid_image_path(kosmos2):
    with pytest.raises(Exception):
        kosmos2(img="invalid_image_path.jpg")


# Additional tests can be added for various scenarios and edge cases


# Test Kosmos2 with a larger image
def test_kosmos2_with_large_image(kosmos2):
    large_image = Image.new("RGB", (1024, 768))
    detections = kosmos2(img=large_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 0
    )


# Test Kosmos2 with different image formats
def test_kosmos2_with_different_image_formats(kosmos2, tmp_path):
    # Create a temporary directory
    temp_dir = tmp_path / "images"
    temp_dir.mkdir()

    # Create sample images in different formats
    image_formats = ["jpeg", "png", "gif", "bmp"]
    for format in image_formats:
        image_path = temp_dir / f"sample_image.{format}"
        Image.new("RGB", (224, 224)).save(image_path)

    # Test Kosmos2 with each image format
    for format in image_formats:
        image_path = temp_dir / f"sample_image.{format}"
        detections = kosmos2(img=image_path)
        assert isinstance(detections, Detections)
        assert (
            len(detections.xyxy)
            == len(detections.class_id)
            == len(detections.confidence)
            == 0
        )


# Test Kosmos2 with a non-existent model
def test_kosmos2_with_non_existent_model(kosmos2):
    with pytest.raises(Exception):
        kosmos2.model = None
        kosmos2(img="sample_image.jpg")


# Test Kosmos2 with a non-existent processor
def test_kosmos2_with_non_existent_processor(kosmos2):
    with pytest.raises(Exception):
        kosmos2.processor = None
        kosmos2(img="sample_image.jpg")


# Test Kosmos2 with missing image
def test_kosmos2_with_missing_image(kosmos2):
    with pytest.raises(Exception):
        kosmos2(img="non_existent_image.jpg")


# ... (previous tests)


# Test Kosmos2 with a non-existent model and processor
def test_kosmos2_with_non_existent_model_and_processor(kosmos2):
    with pytest.raises(Exception):
        kosmos2.model = None
        kosmos2.processor = None
        kosmos2(img="sample_image.jpg")


# Test Kosmos2 with a corrupted image
def test_kosmos2_with_corrupted_image(kosmos2, tmp_path):
    # Create a temporary directory
    temp_dir = tmp_path / "images"
    temp_dir.mkdir()

    # Create a corrupted image
    corrupted_image_path = temp_dir / "corrupted_image.jpg"
    with open(corrupted_image_path, "wb") as f:
        f.write(b"corrupted data")

    with pytest.raises(Exception):
        kosmos2(img=corrupted_image_path)


# Test Kosmos2 with a large batch size
def test_kosmos2_with_large_batch_size(kosmos2, sample_image):
    kosmos2.batch_size = 32
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 0
    )


# Test Kosmos2 with an invalid compute type
def test_kosmos2_with_invalid_compute_type(kosmos2, sample_image):
    kosmos2.compute_type = "invalid_compute_type"
    with pytest.raises(Exception):
        kosmos2(img=sample_image)


# Test Kosmos2 with a valid HF API key
def test_kosmos2_with_valid_hf_api_key(kosmos2, sample_image):
    kosmos2.hf_api_key = "valid_api_key"
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 2
    )


# Test Kosmos2 with an invalid HF API key
def test_kosmos2_with_invalid_hf_api_key(kosmos2, sample_image):
    kosmos2.hf_api_key = "invalid_api_key"
    with pytest.raises(Exception):
        kosmos2(img=sample_image)


# Test Kosmos2 with a very long generated text
def test_kosmos2_with_long_generated_text(kosmos2, sample_image, monkeypatch):
    def mock_generate_text(*args, **kwargs):
        return "A" * 10000

    monkeypatch.setattr(kosmos2.model, "generate", mock_generate_text)
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 0
    )


# Test Kosmos2 with entities containing special characters
def test_kosmos2_with_entities_containing_special_characters(
    kosmos2, sample_image, monkeypatch
):
    def mock_extract_entities(text):
        return [("entity1 with special characters (ü, ö, etc.)", (0.1, 0.2, 0.3, 0.4))]

    monkeypatch.setattr(kosmos2, "extract_entities", mock_extract_entities)
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 1
    )


# Test Kosmos2 with image containing multiple objects
def test_kosmos2_with_image_containing_multiple_objects(
    kosmos2, sample_image, monkeypatch
):
    def mock_extract_entities(text):
        return [("entity1", (0.1, 0.2, 0.3, 0.4)), ("entity2", (0.5, 0.6, 0.7, 0.8))]

    monkeypatch.setattr(kosmos2, "extract_entities", mock_extract_entities)
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 2
    )


# Test Kosmos2 with image containing no objects
def test_kosmos2_with_image_containing_no_objects(kosmos2, sample_image, monkeypatch):
    def mock_extract_entities(text):
        return []

    monkeypatch.setattr(kosmos2, "extract_entities", mock_extract_entities)
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 0
    )


# Test Kosmos2 with a valid YouTube video URL
def test_kosmos2_with_valid_youtube_video_url(kosmos2):
    youtube_video_url = "https://www.youtube.com/watch?v=VIDEO_ID"
    detections = kosmos2(video_url=youtube_video_url)
    assert isinstance(detections, Detections)
    assert (
        len(detections.xyxy)
        == len(detections.class_id)
        == len(detections.confidence)
        == 2
    )


# Test Kosmos2 with an invalid YouTube video URL
def test_kosmos2_with_invalid_youtube_video_url(kosmos2):
    invalid_youtube_video_url = "https://www.youtube.com/invalid_video"
    with pytest.raises(Exception):
        kosmos2(video_url=invalid_youtube_video_url)


# Test Kosmos2 with no YouTube video URL provided
def test_kosmos2_with_no_youtube_video_url(kosmos2):
    with pytest.raises(Exception):
        kosmos2(video_url=None)


# Test Kosmos2 installation
def test_kosmos2_installation():
    kosmos2 = Kosmos2()
    kosmos2.install()
    assert os.path.exists("video.mp4")
    assert os.path.exists("video.mp3")
    os.remove("video.mp4")
    os.remove("video.mp3")


# Test Kosmos2 termination
def test_kosmos2_termination(kosmos2):
    kosmos2.terminate()
    assert kosmos2.process is None


# Test Kosmos2 start_process method
def test_kosmos2_start_process(kosmos2):
    kosmos2.start_process()
    assert kosmos2.process is not None


# Test Kosmos2 preprocess_code method
def test_kosmos2_preprocess_code(kosmos2):
    code = "print('Hello, World!')"
    preprocessed_code = kosmos2.preprocess_code(code)
    assert isinstance(preprocessed_code, str)
    assert "end_of_execution" in preprocessed_code


# Test Kosmos2 run method with debug mode
def test_kosmos2_run_with_debug_mode(kosmos2, sample_image):
    kosmos2.debug_mode = True
    detections = kosmos2(img=sample_image)
    assert isinstance(detections, Detections)


# Test Kosmos2 handle_stream_output method
def test_kosmos2_handle_stream_output(kosmos2):
    stream_output = "Sample output"
    kosmos2.handle_stream_output(stream_output, is_error=False)


# Test Kosmos2 run method with invalid image path
def test_kosmos2_run_with_invalid_image_path(kosmos2):
    with pytest.raises(Exception):
        kosmos2.run(img="invalid_image_path.jpg")


# Test Kosmos2 run method with invalid video URL
def test_kosmos2_run_with_invalid_video_url(kosmos2):
    with pytest.raises(Exception):
        kosmos2.run(video_url="invalid_video_url")


# ... (more tests)