Differential D2458 Diff 8727 swh/scheduler/tests/es/test_backend_es_memory.py

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swh/scheduler/tests/es/test_backend_es_memory.py

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				# Copyright (C) 2019 The Software Heritage developers
				# See the AUTHORS file at the top-level directory of this distribution
				# License: GNU General Public License version 3, or any later version
				# See top-level LICENSE file for more information

				import datetime
				import hashlib
				import logging
				import random

				import pytest

				from swh.scheduler.backend_es_memory import (
				BasicSerializer, BasicTransport
				)

				from ..common import tasks_from_template, TEMPLATES
				from typing import Any, Dict


				logger = logging.getLogger(__name__)


				def test_serializer():
				s = BasicSerializer()
				assert s

				data = {'something': [1, 2, 3], 'cool': {'1': '2'}}
				actual_data = s.dumps(data)

				assert isinstance(actual_data, str)
				assert actual_data == str(data)


				def test_basic_transport():
				b = BasicTransport()
				assert b

				assert isinstance(b.serializer, BasicSerializer)


				def test_index_manipulation(swh_memory_elasticsearch):
				index_name = 'swh-tasks-xxxx'
				indices = swh_memory_elasticsearch.index

				assert not swh_memory_elasticsearch.exists(index_name)
				assert index_name not in indices

				# so stat raises
				with pytest.raises(Exception):
				swh_memory_elasticsearch.stats(index_name)

				# we create the index
				swh_memory_elasticsearch.create(index_name)

				# now the index exists
				assert swh_memory_elasticsearch.exists(index_name)
				assert index_name in indices
				# it's opened
				assert indices[index_name]['status'] == 'opened'

				# so stats is happy
				swh_memory_elasticsearch.stats(index_name)

				# open the index, nothing changes
				swh_memory_elasticsearch.open(index_name)
				assert indices[index_name]['status'] == 'opened'

				# close the index
				swh_memory_elasticsearch.close(index_name)

				assert indices[index_name]['status'] == 'closed'

				# reopen the index (fun times)
				swh_memory_elasticsearch.open(index_name)
				assert indices[index_name]['status'] == 'opened'


				def test_bulk_and_mget(swh_memory_elasticsearch):
				# initialize tasks
				template_git = TEMPLATES['git']
				next_run_start = datetime.datetime.utcnow() - datetime.timedelta(days=1)

				tasks = tasks_from_template(template_git, next_run_start, 100)

				def compute_id(stask):
				return hashlib.sha1(stask.encode('utf-8')).hexdigest()

				body = []
				ids_to_task = {}
				for task in tasks:
				date = task['next_run']
				index_name = f'swh-tasks-{date.year}-{date.month}'
				idx = {'index': {'_index': index_name}}
				sidx = swh_memory_elasticsearch.transport.serializer.dumps(idx)
				body.append(sidx)

				stask = swh_memory_elasticsearch.transport.serializer.dumps(task)
				body.append(stask)

				_id = compute_id(stask)
				ids_to_task[_id] = task
				logger.debug(f'_id: {_id}, task: {task}')

				# store

				# create the index first
				swh_memory_elasticsearch.create(index_name)

				# then bulk insert new data
				result = swh_memory_elasticsearch.bulk('\n'.join(body))

				# no guarantee in the order
				assert result
				actual_items = result['items']
				assert len(actual_items) == len(ids_to_task)

				def get_id(data: Dict[str, Any]) -> str:
				return data['index']['_id']

				actual_items = sorted(actual_items, key=get_id)

				expected_items = {
				'items': [
				{
				'index': {
				'status': 200,
				'_id': _id
				}
				} for _id in list(ids_to_task)
				]
				}

				expected_items = sorted(expected_items['items'], key=get_id)
				assert actual_items == expected_items

				# retrieve

				random_ids = random.sample(list(ids_to_task), 10)

				result = swh_memory_elasticsearch.mget(
				index=index_name, body={'ids': random_ids})
				assert result['docs']
				for doc in result['docs']:
				assert doc['found']

				actual_task = doc['_source']
				_id = compute_id(str(actual_task))
				expected_task = ids_to_task[_id]
				assert actual_task == expected_task