void () { final Artifact included = addArtifact("included", root().file(createFile("a.txt"))); createEditor(addArtifact(archive("x.jar").artifact(included)), true); selectNode("a.txt"); removeSelected(true); assertLayout("x.jar"); applyChanges(); assertLayout(included, "<root>\n" + " file:" + getProjectBasePath() + "/a.txt"); }