# File lib/fakefs/base.rb, line 25 def activate! Object.class_eval do remove_const(:Dir) remove_const(:File) remove_const(:FileTest) remove_const(:FileUtils) remove_const(:Pathname) if RUBY_VERSION >= '1.9.3' const_set(:Dir, FakeFS::Dir) const_set(:File, FakeFS::File) const_set(:FileUtils, FakeFS::FileUtils) const_set(:FileTest, FakeFS::FileTest) const_set(:Pathname, FakeFS::Pathname) if RUBY_VERSION >= '1.9.3' ::FakeFS::Kernel.hijack! end @activated = true true end