/*

 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

/**

 * JDK-8188098:NPE in SimpleTreeVisitorES6 visitor when parsing a tagged template literal

 *

 * @test

 * @run

 */

var Parser = Java.type("jdk.nashorn.api.tree.Parser");

var MemberSelectTree = Java.type("jdk.nashorn.api.tree.MemberSelectTree");

var SimpleTreeVisitor = Java.type("jdk.nashorn.api.tree.SimpleTreeVisitorES6");

var parser = Parser.create("--language=es6");

var ast = parser.parse("hello.js", "foo`PI (${Math.PI}) is transcendental`", print);

var reachedCall = false;

ast.accept(new (Java.extend(SimpleTreeVisitor)) {

    visitFunctionCall: function(node, extra) {

        reachedCall = true;

        Assert.assertTrue(node.functionSelect.name == "foo");

        var args = node.arguments;

        Assert.assertTrue(args.size() == 2);

        var strs = args.get(0).elements;

        Assert.assertTrue(String(strs.get(0).value) == "PI (");

        Assert.assertTrue(String(strs.get(1).value) == ") is transcendental");

        var expr = args.get(1);

        Assert.assertTrue(expr instanceof MemberSelectTree);

        Assert.assertTrue(expr.expression.name == "Math");

        Assert.assertTrue(expr.identifier == "PI");

    }

}, null);

Assert.assertTrue(reachedCall);