add missing thread-unsafe reasons

ngoldbaum · jonathanunderwood · commit c5c5130b2ed1 · 2026-04-09T13:11:39.000+01:00
diff --git a/tests/block/test_block_0.py b/tests/block/test_block_0.py
@@ -88,7 +88,10 @@ def test_1(data, mode, store_size, c_return_bytearray, d_return_bytearray, dicti
 
 
 # Test multi threaded usage with all valid variations of input
-@pytest.mark.thread_unsafe
+@pytest.mark.thread_unsafe(
+    reason=("Test is already explicitly multithreaded, should "
+            "not be run in a thread pool.")
+)
 def test_2(data, mode, store_size, dictionary):
     (c_kwargs, d_kwargs) = setup_kwargs(mode, store_size)
 
diff --git a/tests/frame/test_frame_5.py b/tests/frame/test_frame_5.py
@@ -8,6 +8,7 @@
     (b'a' * 1024 * 1024),
 ]
 
+
 @pytest.fixture(
     params=test_data,
     ids=[
diff --git a/tests/stream/test_stream_0.py b/tests/stream/test_stream_0.py
@@ -96,7 +96,10 @@ def setup_kwargs(strategy, mode, buffer_size, store_comp_size,
 
 
 # Test single threaded usage with all valid variations of input
-@pytest.mark.thread_unsafe
+@pytest.mark.thread_unsafe(
+    reason=("test modifies fixtures that would be shared, see "
+            "https://github.com/Quansight-Labs/pytest-run-parallel/issues/14")
+)
 def test_1(data, strategy, mode, buffer_size, store_comp_size,
            c_return_bytearray, d_return_bytearray, dictionary):
     if buffer_size >= (1 << (8 * store_comp_size['store_comp_size'])):
