test/script/basic/es6/const-reassign.js

/*
 * Copyright (c) 2010, 2014, 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-8051889: Implement block scoping in symbol assignment and scope computation
 *
 * @test
 * @run
 * @option --language=es6 */

"use strict";

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x = 1;\n');
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x++;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x--;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        '++x;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        '--x;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x += 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x *= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x /= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x %= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x |= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x &= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x ^= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x <<= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x >>= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'x >>>= 1;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}

try {
    eval('"use strict";\n' +
        'const x = 2;\n' +
        'delete x;\n');
    fail("const assignment didn't throw");
} catch (e) {
    print(e.name);
}