Revert "Extend to Tuners"

This reverts commit a63b1a5.

Author: dandavison

tests/nexus/test_worker.py

@@ -5,14 +5,12 @@
 import asyncio
 import uuid
 from datetime import timedelta
-from typing import Optional
 
 import nexusrpc.handler
 import pytest
 
 from temporalio import workflow
 from temporalio.client import Client
-from temporalio.worker import FixedSizeSlotSupplier, WorkerTuner
 from tests.helpers import new_worker
 from tests.helpers.nexus import create_nexus_endpoint, make_nexus_endpoint_name
 
@@ -45,77 +43,6 @@ async def test_max_concurrent_nexus_tasks(
     num_nexus_operations: int,
     expected_num_executed: int,
 ):
-    """Test max_concurrent_nexus_tasks parameter."""
-    await _test_nexus_concurrency_helper(
-        client=client,
-        num_nexus_operations=num_nexus_operations,
-        expected_num_executed=expected_num_executed,
-        max_concurrent_nexus_tasks=max_concurrent_nexus_tasks,
-    )
-
-
-@pytest.mark.parametrize(
-    ["num_nexus_operations", "nexus_slots", "expected_num_executed"],
-    [(1, 1, 1), (2, 1, 1), (43, 42, 42), (43, 44, 43)],
-)
-async def test_max_concurrent_nexus_tasks_with_tuner(
-    client: Client,
-    nexus_slots: int,
-    num_nexus_operations: int,
-    expected_num_executed: int,
-):
-    """Test nexus concurrency using a WorkerTuner."""
-    tuner = WorkerTuner.create_fixed(
-        workflow_slots=10,
-        activity_slots=10,
-        local_activity_slots=10,
-        nexus_slots=nexus_slots,
-    )
-    await _test_nexus_concurrency_helper(
-        client=client,
-        num_nexus_operations=num_nexus_operations,
-        expected_num_executed=expected_num_executed,
-        tuner=tuner,
-    )
-
-
-@pytest.mark.parametrize(
-    ["num_nexus_operations", "nexus_supplier", "expected_num_executed"],
-    [
-        (1, FixedSizeSlotSupplier(1), 1),
-        (2, FixedSizeSlotSupplier(1), 1),
-        (43, FixedSizeSlotSupplier(42), 42),
-    ],
-)
-async def test_max_concurrent_nexus_tasks_with_composite_tuner(
-    client: Client,
-    nexus_supplier: FixedSizeSlotSupplier,
-    num_nexus_operations: int,
-    expected_num_executed: int,
-):
-    """Test nexus concurrency using a composite WorkerTuner with nexus_supplier."""
-    tuner = WorkerTuner.create_composite(
-        workflow_supplier=FixedSizeSlotSupplier(10),
-        activity_supplier=FixedSizeSlotSupplier(10),
-        local_activity_supplier=FixedSizeSlotSupplier(10),
-        nexus_supplier=nexus_supplier,
-    )
-    await _test_nexus_concurrency_helper(
-        client=client,
-        num_nexus_operations=num_nexus_operations,
-        expected_num_executed=expected_num_executed,
-        tuner=tuner,
-    )
-
-
-async def _test_nexus_concurrency_helper(
-    client: Client,
-    num_nexus_operations: int,
-    expected_num_executed: int,
-    max_concurrent_nexus_tasks: Optional[int] = None,
-    tuner: Optional[WorkerTuner] = None,
-):
-    assert (max_concurrent_nexus_tasks is None) != (tuner is None)
     ids = []
     event = asyncio.Event()
 
@@ -133,7 +60,6 @@ async def op(
         NexusCallerWorkflow,
         nexus_service_handlers=[MaxConcurrentTestService()],
         max_concurrent_nexus_tasks=max_concurrent_nexus_tasks,
-        tuner=tuner,
     ) as worker:
         await create_nexus_endpoint(worker.task_queue, client)