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# Copyright (c) 2023-2025 Arista Networks, Inc.
# Use of this source code is governed by the Apache License 2.0
# that can be found in the LICENSE file.
"""Benchmark tests for anta.runner."""
from __future__ import annotations
from typing import TYPE_CHECKING, Any
import pytest
from anta._runner import AntaRunContext, AntaRunFilters, AntaRunner
from anta.result_manager import ResultManager
from anta.runner import get_coroutines, prepare_tests
if TYPE_CHECKING:
from collections import defaultdict
from collections.abc import Coroutine
from pytest_codspeed import BenchmarkFixture
from anta.catalog import AntaCatalog, AntaTestDefinition
from anta.device import AntaDevice
from anta.inventory import AntaInventory
from anta.result_manager.models import TestResult
# TODO: Remove this in ANTA v2.0.0
@pytest.mark.filterwarnings("ignore::DeprecationWarning")
def test_prepare_tests(benchmark: BenchmarkFixture, catalog: AntaCatalog, inventory: AntaInventory) -> None:
"""Benchmark `anta.runner.prepare_tests`."""
def _() -> defaultdict[AntaDevice, set[AntaTestDefinition]] | None:
catalog.clear_indexes()
return prepare_tests(inventory=inventory, catalog=catalog, tests=None, tags=None)
selected_tests = benchmark(_)
assert selected_tests is not None
assert len(selected_tests) == len(inventory)
assert sum(len(tests) for tests in selected_tests.values()) == len(inventory) * len(catalog.tests)
# TODO: Remove this in ANTA v2.0.0
@pytest.mark.filterwarnings("ignore::DeprecationWarning")
def test_get_coroutines(benchmark: BenchmarkFixture, catalog: AntaCatalog, inventory: AntaInventory) -> None:
"""Benchmark `anta.runner.get_coroutines`."""
selected_tests = prepare_tests(inventory=inventory, catalog=catalog, tests=None, tags=None)
assert selected_tests is not None
results = ResultManager()
def bench() -> list[Coroutine[Any, Any, TestResult]]:
results.reset()
coros = get_coroutines(selected_tests=selected_tests, manager=results)
for c in coros:
c.close()
return coros
coroutines = benchmark(bench)
count = sum(len(tests) for tests in selected_tests.values())
assert count == len(coroutines)
def test__setup_tests(benchmark: BenchmarkFixture, catalog: AntaCatalog, inventory: AntaInventory) -> None:
"""Benchmark `anta._runner.AntaRunner._setup_tests`."""
runner = AntaRunner()
ctx = AntaRunContext(inventory=inventory, catalog=catalog, manager=ResultManager(), filters=AntaRunFilters(), selected_inventory=inventory)
def bench() -> None:
catalog.clear_indexes()
runner._setup_tests(ctx)
benchmark(bench)
assert ctx.total_tests_scheduled != 0
assert ctx.total_devices_selected_for_testing == len(inventory)
assert ctx.total_tests_scheduled == len(inventory) * len(catalog.tests)
def test__get_test_coroutines(benchmark: BenchmarkFixture, catalog: AntaCatalog, inventory: AntaInventory) -> None:
"""Benchmark `anta._runner.AntaRunner._get_test_coroutines`."""
runner = AntaRunner()
ctx = AntaRunContext(inventory=inventory, catalog=catalog, manager=ResultManager(), filters=AntaRunFilters(), selected_inventory=inventory)
runner._setup_tests(ctx)
assert ctx.selected_tests is not None
def bench() -> list[Coroutine[Any, Any, TestResult]]:
coros = runner._get_test_coroutines(ctx)
for c in coros:
c.close()
return coros
coroutines = benchmark(bench)
assert ctx.total_tests_scheduled == len(coroutines)
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