Author: Matti Picus <matti.pi...@gmail.com> Branch: Changeset: r65193:4eb52818e7c0 Date: 2013-07-05 14:11 +0300 http://bitbucket.org/pypy/pypy/changeset/4eb52818e7c0/
Log: try to document appexec diff --git a/pypy/doc/coding-guide.rst b/pypy/doc/coding-guide.rst --- a/pypy/doc/coding-guide.rst +++ b/pypy/doc/coding-guide.rst @@ -907,7 +907,7 @@ runs at application level. If you need to use modules you have to import them within the test function. -Another possibility to pass in data into the AppTest is to use +Data can be passed into the AppTest using the ``setup_class`` method of the AppTest. All wrapped objects that are attached to the class there and start with ``w_`` can be accessed via self (but without the ``w_``) in the actual test method. An example:: @@ -922,6 +922,46 @@ .. _`run the tests as usual`: +Another possibility is to use cls.space.appexec, for example:: + + class AppTestSomething(object): + def setup_class(cls): + arg = 2 + cls.w_result = cls.space.appexec([cls.space.wrap(arg)], """(arg): + return arg ** 6 + """) + + def test_power(self): + assert self.result == 2 ** 6 + +which executes the code string function with the given arguments at app level. +Note the use of ``w_result`` in ``setup_class`` but self.result in the test +Here is how to define an app level class in ``setup_class`` that can be used +in subsequent tests:: + + class AppTestSet(object): + def setup_class(cls): + w_fakeint = cls.space.appexec([], """(): + class FakeInt(object): + def __init__(self, value): + self.value = value + def __hash__(self): + return hash(self.value) + + def __eq__(self, other): + if other == self.value: + return True + return False + return FakeInt + """) + cls.w_FakeInt = w_fakeint + + def test_fakeint(self): + f1 = self.FakeInt(4) + assert f1 == 4 + assert hash(f1) == hash(4) + + Command line tool test_all -------------------------- _______________________________________________ pypy-commit mailing list pypy-commit@python.org http://mail.python.org/mailman/listinfo/pypy-commit
