#!/usr/bin/env python

import os
import re
import consumerlocator
import communicator
import messagesender

"""
Unit tests for producer module.
"""

__author__ = "@tormakris"
__copyright__ = "Copyright 2020, GoldenPogácsa Team"
__module_name__ = "test"
__version__text__ = "1"

generateduuid = 'c959ad81-58f9-4445-aab4-8f3d68aee1ad'
os.environ["KnownConsumer"] = "10.1.2.3"

def test_generate_string(mocker):
    mocker.patch('communicator.Communicator')
    comm = communicator.Communicator(
        currentconsumer="localhost",
        uuid=generateduuid)
    mess = messagesender.MessageSender(communicator=comm)
    msg = mess.randomstring(stringlength=32)
    assert isinstance(msg, str)
    assert len(msg) == 32


def test_sendmessage(httpserver):
    httpserver.expect_oneshot_request(
        uri="/log",
        method='POST',
        data="{\"uuid\": \"c959ad81-58f9-4445-aab4-8f3d68aee1ad\", \"message\": \"SENDING\"}").respond_with_json(
        {
            "test": "ok"})
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port}",
        uuid=generateduuid)
    mess = "SENDING"
    ret = comm.sendmessage(message=mess)
    assert ret is None


def test_send_message(mocker):
    mocker.patch('communicator.Communicator')
    comm = communicator.Communicator(
        currentconsumer="127.0.0.1",
        uuid=generateduuid)
    mess = messagesender.MessageSender(communicator=comm)
    messa = "SENDING"
    msg = mess.sendmessage(message=messa)
    assert msg is None


def test_discoveravailableconsumers(httpserver):
    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        ["10.69.42.1", "10.10.10.10", "10.20.30.40"])
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port}",
        uuid=generateduuid)
    ret = comm.discoveravailableconsumers()
    assert type(ret) is list
    assert ret == ["10.69.42.1", "10.10.10.10", "10.20.30.40"]


def test_isconsumeravailable(httpserver):
    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        ["10.69.42.1", "10.10.10.10", "10.20.30.40"])
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port}",
        uuid=generateduuid)
    ret = comm.isconsumeravailable()
    assert type(ret) is bool
    assert ret

    ret2 = comm.isconsumeravailable()
    assert type(ret2) is bool
    assert ret2 == False

    comm2 = communicator.Communicator(
        currentconsumer="127.0.0.1:69",
        uuid=generateduuid)

    ret3 = comm2.isconsumeravailable()
    assert type(ret3) is bool
    assert ret3 == False


def test_checkconsumer(httpserver):
    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        ["10.69.42.1", "10.10.10.10", "10.20.30.40"])
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer="127.0.0.1",
        uuid=generateduuid)
    ret = comm.checkconsumer(f"127.0.0.1:{port}")
    assert type(ret) is bool
    assert ret

    ret2 = comm.checkconsumer(f"127.0.0.1:{port}")
    assert type(ret2) is bool
    assert ret2 == False

    comm2 = communicator.Communicator(
        currentconsumer="127.0.0.1",
        uuid=generateduuid)

    ret3 = comm2.checkconsumer(f"127.0.0.1:{port}")
    assert type(ret3) is bool
    assert ret3 == False


def test_setcurrentconsumer():
    comm = communicator.Communicator(
        currentconsumer="127.0.0.1",
        uuid=generateduuid)
    comm.set_currentconsumer("10.69.42.1")
    assert comm.currenctconsumer == "10.69.42.1"

def test_updateconsumerlist(httpserver):
    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        ["10.69.42.1", "10.10.10.10", "10.20.30.40"])
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port}",
        uuid=generateduuid)
    locator = consumerlocator.ConsumerLocator(uuid=generateduuid, communicator=comm)
    ret = locator.updateconsumerlist()
    assert ret is None

def test_learnconsumerlist(httpserver):
    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        ["10.69.42.1", "10.10.10.10", "10.20.30.40"])
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port}",
        uuid=generateduuid)
    locator = consumerlocator.ConsumerLocator(uuid=generateduuid, communicator=comm)
    ret = locator.learnconsumerlist()
    assert ret is None

def test_getcurrentconsumer(mocker):
    mocker.patch('communicator.Communicator')
    comm = communicator.Communicator(
        currentconsumer="127.0.0.1",
        uuid=generateduuid)
    locator = consumerlocator.ConsumerLocator(uuid=generateduuid, communicator=comm)
    assert locator.getcurrentconsumer() == "10.1.2.3"

def test_checkcurrentconsumer(httpserver):
    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        ["10.69.42.1", "10.10.10.10", "10.20.30.40"])
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port}",
        uuid=generateduuid)
    locator = consumerlocator.ConsumerLocator(uuid=generateduuid, communicator=comm)
    ret = locator.checkcurrentconsumer()
    assert ret == False

def test_updateconsumer(httpserver):
    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        ["10.69.42.1", "10.10.10.10", "10.20.30.40"])
    url = httpserver.url_for("/")
    port = re.match(r"\W*http[^:]*\D*(\d+)", url).group(1)
    comm = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port}",
        uuid=generateduuid)
    locator = consumerlocator.ConsumerLocator(uuid=generateduuid, communicator=comm)
    ret = locator.updateconsumer()
    assert ret == "10.69.42.1"

    httpserver.expect_oneshot_request(
        uri="/consumer",
        method='GET',
        data="").respond_with_json(
        [])
    url2 = httpserver.url_for("/")
    port2 = re.match(r"\W*http[^:]*\D*(\d+)", url2).group(1)
    comm2 = communicator.Communicator(
        currentconsumer=f"127.0.0.1:{port2}",
        uuid=generateduuid)
    locator2 = consumerlocator.ConsumerLocator(uuid=generateduuid, communicator=comm2)
    ret2 = locator2.updateconsumer()
    assert ret2 is None