void () { doTest( "import java.util.*;" + "class X {" + " List<String> f(@org.jetbrains.annotations.Nullable String a) {" + " return Collections.emptyList(a/*_Replace with 'java.util.Arrays.asList()'*/);" + " }" + "}", "import java.util.*;" + "class X {" + " List<String> f(@org.jetbrains.annotations.Nullable String a) {" + " return Arrays.asList(a);" + " }" + "}"); }