js/src/jit-test/tests/basic/testReplaceMap.js

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0 1
michael@0 2 // String.replace on functions returning hashmap elements.
michael@0 3
michael@0 4 function first() {
michael@0 5 var arr = {a: "hello", b: "there"};
michael@0 6 var s = 'a|b';
michael@0 7 return s.replace(/[a-z]/g, function(a) { return arr[a]; }, 'g');
michael@0 8 }
michael@0 9 assertEq(first(), "hello|there");
michael@0 10
michael@0 11 function second() {
michael@0 12 var arr = {a: "hello", c: "there"};
michael@0 13 var s = 'a|b|c';
michael@0 14 return s.replace(/[a-z]/g, function(a) { return arr[a]; }, 'g');
michael@0 15 }
michael@0 16 assertEq(second(), "hello|undefined|there");
michael@0 17
michael@0 18 Object.defineProperty(Object.prototype, "b", {get: function() { return "what"; }});
michael@0 19
michael@0 20 assertEq(second(), "hello|what|there");
michael@0 21
michael@0 22 function third() {
michael@0 23 var arr = {a: "hello", b: {toString: function() { arr = {}; return "three"; }}, c: "there"};
michael@0 24 var s = 'a|b|c';
michael@0 25 return s.replace(/[a-z]/g, function(a) { return arr[a]; }, 'g');
michael@0 26 }
michael@0 27 assertEq(third(), "hello|three|undefined");

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