Fix example in docstring for `failed`

2016-02-14 12:59:55 +00:00 · 2016-02-14 12:59:55 +00:00 · 725bfa9595
parent c8d131d371
commit 725bfa9595
2 changed files with 4 additions and 1 deletions
--- a/2
+++ b/2
@ -14,6 +14,8 @@ Improvements

 * New ``Always`` and ``Never`` matchers. (Tristan Seligmann, #947026)

+* Fixed example in ``failed`` docstring. (Jonathan Lange, Github #208)
+
 2.0.0
 ~~~~~

--- a/testtools/twistedsupport/_matchers.py
+++ b/testtools/twistedsupport/_matchers.py
@ -164,7 +164,8 @@ def failed(matcher):
    For example::

        error = RuntimeError('foo')
-        fails_at_runtime = failed(Equals(error))
+        fails_at_runtime = failed(
+            AfterPreprocessing(lambda f: f.value, Equals(error)))
        deferred = defer.fail(error)
        assert_that(deferred, fails_at_runtime)