lbry-sdk/tests/integration/testcase.py

import json
import shutil
import tempfile
import logging
from binascii import unhexlify

from torba.testcase import IntegrationTestCase

import lbrynet.wallet
from lbrynet.schema.claim import Claim

from lbrynet.conf import Config
from lbrynet.extras.daemon.Daemon import Daemon, jsonrpc_dumps_pretty
from lbrynet.wallet import LbryWalletManager
from lbrynet.extras.daemon.Components import Component, WalletComponent
from lbrynet.extras.daemon.Components import (
    DHT_COMPONENT, HASH_ANNOUNCER_COMPONENT, PEER_PROTOCOL_SERVER_COMPONENT,
    UPNP_COMPONENT, EXCHANGE_RATE_MANAGER_COMPONENT
)
from lbrynet.extras.daemon.ComponentManager import ComponentManager
from lbrynet.extras.daemon.storage import SQLiteStorage
from lbrynet.blob.blob_manager import BlobFileManager
from lbrynet.stream.reflector.server import ReflectorServer
from lbrynet.blob_exchange.server import BlobServer


class ExchangeRateManager:

    def start(self):
        pass

    def stop(self):
        pass

    def convert_currency(self, from_currency, to_currency, amount):
        return amount

    def fee_dict(self):
        return {}


class ExchangeRateManagerComponent(Component):
    component_name = EXCHANGE_RATE_MANAGER_COMPONENT

    def __init__(self, component_manager):
        super().__init__(component_manager)
        self.exchange_rate_manager = ExchangeRateManager()

    @property
    def component(self) -> ExchangeRateManager:
        return self.exchange_rate_manager

    async def start(self):
        self.exchange_rate_manager.start()

    async def stop(self):
        self.exchange_rate_manager.stop()


class CommandTestCase(IntegrationTestCase):

    timeout = 180
    LEDGER = lbrynet.wallet
    MANAGER = LbryWalletManager
    VERBOSITY = logging.WARN

    async def asyncSetUp(self):
        await super().asyncSetUp()

        logging.getLogger('lbrynet.blob_exchange').setLevel(self.VERBOSITY)
        logging.getLogger('lbrynet.daemon').setLevel(self.VERBOSITY)
        logging.getLogger('lbrynet.stream').setLevel(self.VERBOSITY)

        conf = Config()
        conf.data_dir = self.wallet_node.data_path
        conf.wallet_dir = self.wallet_node.data_path
        conf.download_dir = self.wallet_node.data_path
        conf.share_usage_data = False
        conf.use_upnp = False
        conf.reflect_streams = True
        conf.blockchain_name = 'lbrycrd_regtest'
        conf.lbryum_servers = [('127.0.0.1', 50001)]
        conf.reflector_servers = [('127.0.0.1', 5566)]
        conf.known_dht_nodes = []

        await self.account.ensure_address_gap()
        address = (await self.account.receiving.get_addresses(limit=1, only_usable=True))[0]
        sendtxid = await self.blockchain.send_to_address(address, 10)
        await self.confirm_tx(sendtxid)
        await self.generate(5)

        def wallet_maker(component_manager):
            self.wallet_component = WalletComponent(component_manager)
            self.wallet_component.wallet_manager = self.manager
            self.wallet_component._running = True
            return self.wallet_component

        conf.components_to_skip = [
            DHT_COMPONENT, UPNP_COMPONENT, HASH_ANNOUNCER_COMPONENT,
            PEER_PROTOCOL_SERVER_COMPONENT
        ]
        self.daemon = Daemon(conf, ComponentManager(
            conf, skip_components=conf.components_to_skip, wallet=wallet_maker,
            exchange_rate_manager=ExchangeRateManagerComponent
        ))
        await self.daemon.initialize()
        self.manager.old_db = self.daemon.storage

        server_tmp_dir = tempfile.mkdtemp()
        self.addCleanup(shutil.rmtree, server_tmp_dir)
        self.server_storage = SQLiteStorage(Config(), ':memory:')
        await self.server_storage.open()
        self.server_blob_manager = BlobFileManager(self.loop, server_tmp_dir, self.server_storage)
        self.server = BlobServer(self.loop, self.server_blob_manager, 'bQEaw42GXsgCAGio1nxFncJSyRmnztSCjP')
        self.server.start_server(5567, '127.0.0.1')
        await self.server.started_listening.wait()

        self.reflector = ReflectorServer(self.server_blob_manager)
        self.reflector.start_server(5566, '127.0.0.1')
        await self.reflector.started_listening.wait()
        self.addCleanup(self.reflector.stop_server)

    async def asyncTearDown(self):
        await super().asyncTearDown()
        self.wallet_component._running = False
        await self.daemon.stop()

    async def confirm_tx(self, txid):
        """ Wait for tx to be in mempool, then generate a block, wait for tx to be in a block. """
        await self.on_transaction_id(txid)
        await self.generate(1)
        await self.on_transaction_id(txid)

    async def on_transaction_dict(self, tx):
        await self.ledger.wait(
            self.ledger.transaction_class(unhexlify(tx['hex']))
        )

    @staticmethod
    def get_all_addresses(tx):
        addresses = set()
        for txi in tx['inputs']:
            addresses.add(txi['address'])
        for txo in tx['outputs']:
            addresses.add(txo['address'])
        return list(addresses)

    async def generate(self, blocks):
        """ Ask lbrycrd to generate some blocks and wait until ledger has them. """
        await self.blockchain.generate(blocks)
        await self.ledger.on_header.where(self.blockchain.is_expected_block)

    async def out(self, awaitable):
        """ Converts Daemon API call results (dictionary)
            to JSON and then back to a dictionary. """
        return json.loads(jsonrpc_dumps_pretty(await awaitable, ledger=self.ledger))['result']

    async def create_claim(self, name='hovercraft', bid='1.0', data=b'hi!', confirm=True, **kwargs):
        with tempfile.NamedTemporaryFile() as file:
            file.write(data)
            file.flush()
            claim = await self.out(
                self.daemon.jsonrpc_publish(name, bid, file_path=file.name, **kwargs)
            )
            self.assertEqual(claim['outputs'][0]['name'], name)
            if confirm:
                await self.on_transaction_dict(claim)
                await self.generate(1)
                await self.on_transaction_dict(claim)
            return claim

    async def update_claim(self, claim_id, data=None, confirm=True, **kwargs):
        if data:
            with tempfile.NamedTemporaryFile() as file:
                file.write(data)
                file.flush()
                claim = await self.out(
                    self.daemon.jsonrpc_claim_update(claim_id, file_path=file.name, **kwargs)
                )
        else:
            claim = await self.out(self.daemon.jsonrpc_claim_update(claim_id, **kwargs))
        self.assertIsNotNone(claim['outputs'][0]['name'])
        if confirm:
            await self.on_transaction_dict(claim)
            await self.generate(1)
            await self.on_transaction_dict(claim)
        return claim

    async def create_channel(self, name='@arena', bid='1.0', confirm=True, **kwargs):
        channel = await self.out(self.daemon.jsonrpc_channel_create(name, bid, **kwargs))
        self.assertEqual(channel['outputs'][0]['name'], name)
        if confirm:
            await self.on_transaction_dict(channel)
            await self.generate(1)
            await self.on_transaction_dict(channel)
        return channel

    async def update_channel(self, claim_id, confirm=True, **kwargs):
        channel = await self.out(self.daemon.jsonrpc_channel_update(claim_id, **kwargs))
        self.assertTrue(channel['outputs'][0]['name'].startswith('@'))
        if confirm:
            await self.on_transaction_dict(channel)
            await self.generate(1)
            await self.on_transaction_dict(channel)
        return channel

    async def resolve(self, uri):
        return await self.out(self.daemon.jsonrpc_resolve(uri))