import httpx
import pytest
from packaging.version import parse as parse_python_version

from reflex.utils import telemetry


def test_telemetry():
    """Test that telemetry is sent correctly."""
    # Check that the user OS is one of the supported operating systems.
    user_os = telemetry.get_os()
    assert user_os is not None
    assert user_os in ["Linux", "Darwin", "Java", "Windows"]

    # Check that the CPU count and memory are greater than 0.
    assert telemetry.get_cpu_count() > 0

    # Check that the available memory is greater than 0
    assert telemetry.get_memory() > 0

    # Check that the Reflex version is not None.
    assert telemetry.get_reflex_version() is not None

    # Check that the Python version is greater than 3.7.
    python_version = telemetry.get_python_version()
    assert python_version is not None
    assert parse_python_version(python_version) >= parse_python_version("3.7")


def test_disable():
    """Test that disabling telemetry works."""
    assert not telemetry.send("test", telemetry_enabled=False)


@pytest.mark.parametrize("event", ["init", "reinit", "run-dev", "run-prod", "export"])
def test_send(mocker, event):
    mocker.patch("httpx.post")
    mocker.patch(
        "builtins.open",
        mocker.mock_open(
            read_data='{"project_hash": "78285505863498957834586115958872998605"}'
        ),
    )

    telemetry.send(event, telemetry_enabled=True)
    httpx.post.assert_called_once()
    if telemetry.get_os() == "Windows":
        open.assert_called_with(".web\\reflex.json", "r")
    elif telemetry.get_os() == "Linux":
        open.assert_called_with("/proc/meminfo", "rb", buffering=32768)
    else:
        open.assert_called_with(".web/reflex.json", "r")