diff options
Diffstat (limited to 'lib/testresources/__init__.py')
| -rw-r--r-- | lib/testresources/__init__.py | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/lib/testresources/__init__.py b/lib/testresources/__init__.py index da26136..2c1b086 100644 --- a/lib/testresources/__init__.py +++ b/lib/testresources/__init__.py @@ -197,17 +197,26 @@ class TestResource(object): setUpCost = 1 tearDownCost = 1 - def __init__(self): + def __init__(self, trace_function=None): + """Create a TestResource object. + + :param trace_function: A callable that takes (event_label, + "start"|"stop", resource). This will be called with to tracec + events when the resource is made and cleaned. + """ self._dirty = False self._uses = 0 self._currentResource = None self.resources = list(getattr(self.__class__, "resources", [])) + self._trace = trace_function or (lambda x,y,z:"") def _clean_all(self, resource): """Clean the dependencies from resource, and then resource itself.""" + self._trace("clean", "start", self) self.clean(resource) for name, manager in self.resources: manager.finishedWith(getattr(resource, name)) + self._trace("clean", "stop", self) def clean(self, resource): """Override this to class method to hook into resource removal.""" @@ -271,12 +280,14 @@ class TestResource(object): def _make_all(self): """Make the dependencies of this resource and this resource.""" + self._trace("make", "start", self) dependency_resources = {} for name, resource in self.resources: dependency_resources[name] = resource.getResource() result = self.make(dependency_resources) for name, value in dependency_resources.items(): setattr(result, name, value) + self._trace("make", "stop", self) return result def make(self, dependency_resources): |