1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/js/src/tests/js1_8/regress/regress-384412.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,152 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +//-----------------------------------------------------------------------------
1.10 +var BUGNUMBER = 384412;
1.11 +var summary = 'Exercise frame handling code';
1.12 +var actual = '';
1.13 +var expect = '';
1.14 +
1.15 +
1.16 +//-----------------------------------------------------------------------------
1.17 +test();
1.18 +//-----------------------------------------------------------------------------
1.19 +
1.20 +function test()
1.21 +{
1.22 + enterFunc ('test');
1.23 + printBugNumber(BUGNUMBER);
1.24 + printStatus (summary);
1.25 +
1.26 +/*
1.27 + * Generators
1.28 + */
1.29 +
1.30 +/* Generator yields properly */
1.31 + f = (function(n) { for (var i = 0; i != n; i++) yield i });
1.32 + g = f(3);
1.33 + expect(0, g.next());
1.34 + expect(1, g.next());
1.35 + expect(2, g.next());
1.36 + s = "no exception";
1.37 + try { g.next(); } catch (e) { s = e + ""; }
1.38 + expect("[object StopIteration]", s);
1.39 +
1.40 +/* Generator yields properly in finally */
1.41 + f = (function(n) {
1.42 + try {
1.43 + for (var i = 0; i != n; i++)
1.44 + yield i;
1.45 + } finally {
1.46 + yield "finally";
1.47 + }
1.48 + });
1.49 +
1.50 + g = f(3);
1.51 + expect(0, g.next());
1.52 + expect(1, g.next());
1.53 + expect(2, g.next());
1.54 + expect("finally", g.next());
1.55 +
1.56 +/* Generator throws when closed with yield in finally */
1.57 + g = f(3);
1.58 + expect(0, g.next());
1.59 + s = "no exception";
1.60 + try { g.close(); } catch (e) { s = e + ""; };
1.61 + expect("TypeError: yield from closing generator " + f.toSource(), s);
1.62 +
1.63 +
1.64 +/*
1.65 + * Calls that have been replaced with js_PushFrame() &c...
1.66 + */
1.67 + f = (function() { return arguments[(arguments.length - 1) / 2]; });
1.68 + expect(2, f(1, 2, 3));
1.69 + expect(2, f.call(null, 1, 2, 3));
1.70 + expect(2, f.apply(null, [1, 2, 3]));
1.71 + expect("a1c", "abc".replace("b", f));
1.72 + s = "no exception";
1.73 + try {
1.74 + "abc".replace("b", (function() { throw "hello" }));
1.75 + } catch (e) {
1.76 + s = e + "";
1.77 + }
1.78 + expect("hello", s);
1.79 + expect(6, [1, 2, 3].reduce(function(a, b) { return a + b; }));
1.80 + s = "no exception";
1.81 + try {
1.82 + [1, 2, 3].reduce(function(a, b) { if (b == 2) throw "hello"; });
1.83 + } catch (e) {
1.84 + s = e + "";
1.85 + }
1.86 + expect("hello", s);
1.87 +
1.88 +/*
1.89 + * __noSuchMethod__
1.90 + */
1.91 + o = {};
1.92 + s = "no exception";
1.93 + try {
1.94 + o.hello();
1.95 + } catch (e) {
1.96 + s = e + "";
1.97 + }
1.98 + expect("TypeError: o.hello is not a function", s);
1.99 + o.__noSuchMethod__ = (function() { return "world"; });
1.100 + expect("world", o.hello());
1.101 + o.__noSuchMethod__ = 1;
1.102 + s = "no exception";
1.103 + try {
1.104 + o.hello();
1.105 + } catch (e) {
1.106 + s = e + "";
1.107 + }
1.108 + expect("TypeError: o.hello is not a function", s);
1.109 + o.__noSuchMethod__ = {};
1.110 + s = "no exception";
1.111 + try {
1.112 + o.hello();
1.113 + } catch (e) {
1.114 + s = e + "";
1.115 + }
1.116 + expect("TypeError: ({}) is not a function", s);
1.117 + s = "no exception";
1.118 + try {
1.119 + eval("o.hello()");
1.120 + } catch (e) {
1.121 + s = e + "";
1.122 + }
1.123 + expect("TypeError: ({}) is not a function", s);
1.124 + s = "no exception";
1.125 + try { [2, 3, 0].sort({}); } catch (e) { s = e + ""; }
1.126 + expect("TypeError: ({}) is not a function", s);
1.127 +
1.128 +/*
1.129 + * Generator expressions.
1.130 + */
1.131 + String.prototype.__iterator__ = (function () {
1.132 + /*
1.133 + * NOTE:
1.134 + * Without the "0 + ", the loop over <x/> does not terminate because
1.135 + * the iterator gets run on a string with an empty length property.
1.136 + */
1.137 + for (let i = 0; i != 0 + this.length; i++)
1.138 + yield this[i];
1.139 + });
1.140 + expect(["a1", "a2", "a3", "b1", "b2", "b3", "c1", "c2", "c3"] + "",
1.141 + ([a + b for (a in 'abc') for (b in '123')]) + "");
1.142 +
1.143 + print("End of Tests");
1.144 +
1.145 +/*
1.146 + * Utility functions
1.147 + */
1.148 + function expect(a, b) {
1.149 + print('expect: ' + a + ', actual: ' + b);
1.150 + reportCompare(a, b, summary);
1.151 + }
1.152 +
1.153 +
1.154 + exitFunc ('test');
1.155 +}
