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serenity / Libraries / LibJS / Tests / variable-undefined.js

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Brian Gianforcaro LibJS: Use the native assert() implementation now avaiable in 'js -t' 6y ago

bc40908d

 1function foo(a) {
 2    return a;
 3}
 4
 5try {
 6    var x = undefined;
 7    assert(x === undefined);
 8    assert(foo(x) === undefined);
 9
10    var o = {};
11    o.x = x;
12    assert(o.x === undefined);
13    assert(o.x === x);
14    console.log("PASS");
15} catch (e) {
16    console.log("FAIL: " + e);
17}