Do not raise from process events but log errors

Author: ml-evs

pydatalab/tests/apps/test_xrd_block.py

@@ -24,8 +24,8 @@ def test_event():
     assert block.data["wavelength"] == 1.0
     block.process_events({"event_name": "set_wavelength", "wavelength": None})
     assert block.data["wavelength"] == 1.54060
-    with pytest.raises(ValueError):
-        block.process_events({"event_name": "set_wavelength", "wavelength": -1.0})
+    block.process_events({"event_name": "set_wavelength", "wavelength": -1.0})
+    assert len(block.data["errors"]) == 1
     assert block.data["wavelength"] == 1.54060