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author | Bruno Oliveira <nicoddemus@gmail.com> | 2015-12-05 13:53:27 -0200 |
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committer | Bruno Oliveira <nicoddemus@gmail.com> | 2015-12-05 13:53:58 -0200 |
commit | b48a02fdb137f4b4a49df12c244ecc3d64e59f24 (patch) | |
tree | 789240741f08c6352f1b98f642dc8aeb536af2ad /doc/en/recwarn.rst | |
parent | 41f19796e815b62de40d5bff5c4e835ada4b0f01 (diff) | |
download | pytest-b48a02fdb137f4b4a49df12c244ecc3d64e59f24.tar.gz |
Add a note about how DeprecationWarning and PendingDeprecationWarning are treated differently
Fix #1026
Diffstat (limited to 'doc/en/recwarn.rst')
-rw-r--r-- | doc/en/recwarn.rst | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/doc/en/recwarn.rst b/doc/en/recwarn.rst index c2a1e65fa..ceb168aeb 100644 --- a/doc/en/recwarn.rst +++ b/doc/en/recwarn.rst @@ -41,6 +41,10 @@ additional information:: Alternatively, you can examine raised warnings in detail using the :ref:`recwarn <recwarn>` fixture (see below). +.. note:: + ``DeprecationWarning`` and ``PendingDeprecationWarning`` are treated + differently; see :ref:`ensuring_function_triggers`. + .. _recwarn: Recording warnings @@ -87,6 +91,9 @@ Each recorded warning has the attributes ``message``, ``category``, class of the warning. The ``message`` is the warning itself; calling ``str(message)`` will return the actual message of the warning. +.. note:: + ``DeprecationWarning`` and ``PendingDeprecationWarning`` are treated + differently; see :ref:`ensuring_function_triggers`. .. _ensuring_function_triggers: @@ -94,16 +101,17 @@ Ensuring a function triggers a deprecation warning ------------------------------------------------------- You can also call a global helper for checking -that a certain function call triggers a ``DeprecationWarning``:: +that a certain function call triggers a ``DeprecationWarning`` or +``PendingDeprecationWarning``:: import pytest def test_global(): pytest.deprecated_call(myfunction, 17) -By default, deprecation warnings will not be caught when using ``pytest.warns`` -or ``recwarn``, since the default Python warnings filters hide -DeprecationWarnings. If you wish to record them in your own code, use the +By default, ``DeprecationWarning`` and ``PendingDeprecationWarning`` will not be +caught when using ``pytest.warns`` or ``recwarn`` because default Python warnings filters hide +them. If you wish to record them in your own code, use the command ``warnings.simplefilter('always')``:: import warnings |