From fe079c8c5a9f913f4051599b94739e859bee1339 Mon Sep 17 00:00:00 2001
From: Neel Shah <neel.shah@sentry.io>
Date: Tue, 21 Nov 2023 12:51:37 +0100
Subject: [PATCH] Fix scope transaction source not being updated in scope.span
 setter

---
 sentry_sdk/scope.py        |  2 ++
 tests/tracing/test_misc.py | 11 ++++++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/sentry_sdk/scope.py b/sentry_sdk/scope.py
index b9071cc694..d64e66711d 100644
--- a/sentry_sdk/scope.py
+++ b/sentry_sdk/scope.py
@@ -430,6 +430,8 @@ def span(self, span):
             transaction = span
             if transaction.name:
                 self._transaction = transaction.name
+                if transaction.source:
+                    self._transaction_info["source"] = transaction.source
 
     @property
     def profile(self):
diff --git a/tests/tracing/test_misc.py b/tests/tracing/test_misc.py
index 01bf1c1b07..3668f1b3a8 100644
--- a/tests/tracing/test_misc.py
+++ b/tests/tracing/test_misc.py
@@ -4,7 +4,7 @@
 import os
 
 import sentry_sdk
-from sentry_sdk import Hub, start_span, start_transaction, set_measurement
+from sentry_sdk import Hub, start_span, start_transaction, set_measurement, push_scope
 from sentry_sdk.consts import MATCH_ALL
 from sentry_sdk.tracing import Span, Transaction
 from sentry_sdk.tracing_utils import should_propagate_trace
@@ -357,3 +357,12 @@ def test_should_propagate_trace_to_sentry(
     Hub.current.client.transport.parsed_dsn = Dsn(dsn)
 
     assert should_propagate_trace(Hub.current, url) == expected_propagation_decision
+
+
+def test_start_transaction_updates_scope_name_source(sentry_init):
+    sentry_init(traces_sample_rate=1.0)
+
+    with push_scope() as scope:
+        with start_transaction(name="foobar", source="route"):
+            assert scope._transaction == "foobar"
+            assert scope._transaction_info == {"source": "route"}