public static UExpressionStatement create(UExpression expression) {
    return new AutoValue_UExpressionStatement(expression);
  }
@Test
  public void equality() {
    new EqualsTester()
        .addEqualityGroup(UExpressionStatement.create(UFreeIdent.create("foo")))
        .addEqualityGroup(
            UExpressionStatement.create(
                UBinary.create(Kind.PLUS, ULiteral.intLit(5), ULiteral.intLit(2))))
        .testEquals();
  }