def setUp(self):
"""
Create a directory full of pseudo-releases to be inspected by
L{ProjectVersionMacro} in its expansion.
"""
self.releases = FilePath(self.mktemp())
self.releases.makedirs()
self.releases.child('twisted-9.0.0-md5sums.txt').touch()
self.releases.child('twisted-10.0.0-md5sums.txt').touch()
self.releases.child('twisted-11.1.0-md5sums.txt').touch()
self.releases.child('twisted-12.2.3-md5sums.txt').setContent(
self.md5sums)
self.macro = ProjectVersionMacro(ComponentManager())
self.macro.log = lambda *args: None
self.macro.log.error = lambda *args: None
self.macro.log.warn = lambda *args: None
self.macro.RELEASES = self.releases
