From 494bf0999cd8f62da5a26998fce1f92400c5976e Mon Sep 17 00:00:00 2001
From: avzis <107620508+avzis@users.noreply.github.com>
Date: Mon, 9 Jan 2023 11:15:00 +0200
Subject: [PATCH] add a test for redis using NoOpTracerProvider (#1559)

---
 .../tests/test_redis.py                            | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/instrumentation/opentelemetry-instrumentation-redis/tests/test_redis.py b/instrumentation/opentelemetry-instrumentation-redis/tests/test_redis.py
index 3d5479e731..3abcb516ff 100644
--- a/instrumentation/opentelemetry-instrumentation-redis/tests/test_redis.py
+++ b/instrumentation/opentelemetry-instrumentation-redis/tests/test_redis.py
@@ -15,6 +15,7 @@
 
 import redis
 
+from opentelemetry import trace
 from opentelemetry.instrumentation.redis import RedisInstrumentor
 from opentelemetry.test.test_base import TestBase
 from opentelemetry.trace import SpanKind
@@ -146,3 +147,16 @@ def request_hook(span, conn, args, kwargs):
 
         span = spans[0]
         self.assertEqual(span.attributes.get(custom_attribute_name), "GET")
+
+    def test_no_op_tracer_provider(self):
+        RedisInstrumentor().uninstrument()
+        tracer_provider = trace.NoOpTracerProvider
+        RedisInstrumentor().instrument(tracer_provider=tracer_provider)
+
+        redis_client = redis.Redis()
+
+        with mock.patch.object(redis_client, "connection"):
+            redis_client.get("key")
+
+        spans = self.memory_exporter.get_finished_spans()
+        self.assertEqual(len(spans), 0)