Merge pull request #33 from wimglenn/tb

keep tb renderers. closes #32

Author: wimglenn

pytest_structlog/__init__.py

@@ -18,7 +18,7 @@
 from structlog.typing import WrappedLogger
 
 
-__version__ = "0.8"
+__version__ = "0.9"
 
 
 class EventList(List[EventDict]):
@@ -140,6 +140,12 @@ def log(
             # if there was a positional argument formatter in there, keep it
             # see https://github.com/wimglenn/pytest-structlog/issues/18
             new_processors.append(processor)
+        elif processor is structlog.processors.format_exc_info:
+            # traceback render
+            # see https://github.com/wimglenn/pytest-structlog/issues/32
+            new_processors.append(processor)
+        elif processor is getattr(structlog.processors, "dict_tracebacks", object()):
+            new_processors.append(processor)
         elif processor is merge_contextvars:
             # if merging contextvars, preserve
             # see https://github.com/wimglenn/pytest-structlog/issues/20

tests/test_issue32.py

@@ -0,0 +1,51 @@
+import pytest
+import structlog
+
+
+@pytest.fixture
+def stdlib_bound_logger_configure():
+    structlog.configure(
+        processors=[
+            structlog.processors.format_exc_info,
+            structlog.processors.JSONRenderer(),
+        ],
+        logger_factory=structlog.stdlib.LoggerFactory(),
+        wrapper_class=structlog.stdlib.BoundLogger,
+    )
+
+
+@pytest.fixture
+def stdlib_bound_logger_configure_dict_tb():
+    structlog.configure(
+        processors=[
+            structlog.processors.dict_tracebacks,
+            structlog.processors.JSONRenderer(),
+        ],
+        logger_factory=structlog.stdlib.LoggerFactory(),
+        wrapper_class=structlog.stdlib.BoundLogger,
+    )
+
+
+def log_exception():
+    logger = structlog.get_logger()
+    try:
+        1 / 0
+    except ZeroDivisionError:
+        logger.exception("event_name")
+
+
+def test_exception_traceback(stdlib_bound_logger_configure, log):
+    log_exception()
+    [event] = log.events
+    err = event["exception"]
+    assert err.startswith("Traceback")
+    assert "ZeroDivisionError" in err
+
+
+def test_exception_dict_traceback(stdlib_bound_logger_configure_dict_tb, log):
+    log_exception()
+    [event] = log.events
+    [err] = event["exception"]
+    assert isinstance(err, dict)
+    assert err["exc_type"] == "ZeroDivisionError"
+    assert err["exc_value"] == "division by zero"