func SetFakeToolsStorage(useFake bool) {
if useFake {
tools.SetToolPrefix("tools_test/juju-")
} else {
tools.SetToolPrefix(tools.DefaultToolPrefix)
}
}
func (s *StorageSuite) TestSetToolPrefix(c *C) {
vers := version.MustParseBinary("1.2.3-precise-amd64")
tools.SetToolPrefix("test_prefix/juju-")
path := tools.StorageName(vers)
c.Assert(path, Equals, "test_prefix/juju-1.2.3-precise-amd64.tgz")
tools.SetToolPrefix(tools.DefaultToolPrefix)
path = tools.StorageName(vers)
c.Assert(path, Equals, "tools/juju-1.2.3-precise-amd64.tgz")
}