/*

 * 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * JDK-8027302: Identifiers containing unicode escapes are not recognized as reserved words

 *

 * @test

 * @run

 */

// keywords containing escapes

try {

    eval("v\\u0061r i;");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("\\u0069f (true) ;");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof ReferenceError); // no SyntaxError in ES5

}

try {

    eval("if (true) ; \\u0065lse ;");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof ReferenceError); // no SyntaxError in ES5

}

try {

    eval("f\\u0075nction x() {}");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("var f = f\\u0075nction() {}");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("var o = { f: f\\u0075nction() {}}");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("var a = [f\\u0075nction() {}]");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

// keywords as identifiers, with and without escapes

try {

    eval("function break() {}");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("function bre\\u0061k() {}");

} catch (e) {

    fail("Unexpected error");

}

try {

    eval("function f(break) {}");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("function f(bre\\u0061k) {}");

} catch (e) {

    fail("Unexpected error");

}

try {

    eval("var break = 3");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("'use strict'; var break = 3");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("var bre\\u0061k = 3");

} catch (e) {

    fail("Unexpected error");

}

try {

    eval("'use strict'; var bre\\u0061k = 3");

} catch (e) {

    fail("Unexpected error");

}

try {

    eval("var package = 3");

} catch (e) {

    fail("Unexpected error");

}

try {

    eval("'use strict'; var package = 3");

    fail("Expected error");

} catch (e) {

    Assert.assertTrue(e instanceof SyntaxError);

}

try {

    eval("var p\\u0061ckage = 3");

} catch (e) {

    fail("Unexpected error");

}

try {

    eval("'use strict'; var p\\u0061ckage = 3");

} catch (e) {

    fail("Unexpected error");

}