add tests

tests/tracing/instrumentation/test_action_executor.py

@@ -1,13 +1,18 @@
 from typing import Any, Dict, Sequence, Text, Optional
 
 import pytest
+from unittest.mock import Mock
+from pytest import MonkeyPatch
 from opentelemetry.sdk.trace import ReadableSpan, TracerProvider
 from opentelemetry.sdk.trace.export.in_memory_span_exporter import InMemorySpanExporter
+from opentelemetry import trace
+
 
 from rasa_sdk.tracing.instrumentation import instrumentation
 from tests.tracing.instrumentation.conftest import MockActionExecutor
 from rasa_sdk.types import ActionCall
 from rasa_sdk import Tracker
+from rasa_sdk.tracing.trace_provider import TraceProvider
 
 
 @pytest.mark.parametrize(
@@ -56,3 +61,30 @@ async def test_tracing_action_executor_run(
     assert captured_span.name == "MockActionExecutor.run"
 
     assert captured_span.attributes == expected
+
+
+@pytest.mark.asyncio
+async def test_instrument_action_executor_run_registers_tracer(
+    tracer_provider: TracerProvider, monkeypatch: MonkeyPatch
+) -> None:
+    component_class = MockActionExecutor
+
+    mock_tracer = trace.get_tracer(__name__)
+
+    register_tracer_mock = Mock()
+    get_tracer_mock = Mock(return_value=mock_tracer)
+
+    monkeypatch.setattr(TraceProvider, "register_tracer", register_tracer_mock())
+    monkeypatch.setattr(TraceProvider, "get_tracer", get_tracer_mock)
+
+    instrumentation.instrument(
+        tracer_provider,
+        action_executor_class=component_class,
+    )
+    register_tracer_mock.assert_called_once()
+
+    provider = TraceProvider()
+    tracer = provider.get_tracer()
+
+    assert tracer is not None
+    assert tracer == mock_tracer

tests/tracing/test_trace_provider.py

@@ -0,0 +1,19 @@
+from rasa_sdk.tracing.trace_provider import TraceProvider
+from opentelemetry import trace
+
+
+def test_anonymization_pipeline_provider_is_singleton() -> None:
+    trace_provider_1 = TraceProvider()
+    trace_provider_2 = TraceProvider()
+
+    assert trace_provider_1 is trace_provider_2
+    assert trace_provider_1.tracer is trace_provider_2.tracer
+
+
+def test_trace_provider() -> None:
+    trace_provider = TraceProvider()
+    tracer = trace.get_tracer(__name__)
+    trace_provider.register_tracer(tracer)
+
+    assert trace_provider.tracer == tracer
+    assert trace_provider.get_tracer() == tracer