IPath workspace = null;
IPath storage = Path.fromOSString(".home.abc");
WorkspaceStorage ws = new WorkspaceStorage(storage, workspace);
String fileSeparator = System.getProperty("file.separator");
String expected = " [may be " + storage.lastSegment().replace(".", fileSeparator) + "?]";
decorator.decorate(ws, decoration);
assertThat(args.size(), equalTo(1));
assertThat(args.get(0), equalTo(expected));
}