# Copyright (c) 2021 elParaguayo
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# Widget specific tests

import sys
from importlib import reload
from types import ModuleType

import pytest

import libqtile.config
from libqtile.bar import Bar


def no_op(*args, **kwargs):
    pass


class MockIwlib(ModuleType):
    DATA = {
        'wlan0': {
            'NWID': b'Auto',
            'Frequency': b'5.18 GHz',
            'Access Point': b'12:34:56:78:90:AB',
            'BitRate': b'650 Mb/s',
            'ESSID': b'QtileNet',
            'Mode': b'Managed',
            'stats': {
                'quality': 49,
                'level': 190,
                'noise': 0,
                'updated': 75
            }
        }
    }

    @classmethod
    def get_iwconfig(cls, interface):
        return cls.DATA.get(interface, dict())


# Patch the widget with our mock iwlib module.
@pytest.fixture
def patched_wlan(monkeypatch):
    monkeypatch.setitem(sys.modules, "iwlib", MockIwlib("iwlib"))
    from libqtile.widget import wlan

    # Reload fixes cases where psutil may have been imported previously
    reload(wlan)

    yield wlan


@pytest.mark.parametrize(
    "kwargs,expected", [
        ({}, "QtileNet 49/70"),
        ({"format": "{essid} {percent:2.0%}"}, "QtileNet 70%"),
        ({"interface": "wlan1"}, "Disconnected")
    ]
)
def test_wlan_display(minimal_conf_noscreen, manager_nospawn, patched_wlan, kwargs, expected):
    widget = patched_wlan.Wlan(**kwargs)
    config = minimal_conf_noscreen
    config.screens = [
        libqtile.config.Screen(
            top=Bar([widget], 10)
        )
    ]
    manager_nospawn.start(config)

    text = manager_nospawn.c.bar["top"].info()["widgets"][0]["text"]
    assert text == expected
