ZipCoin-RED/ZipCoinRedIonicClient/node_modules/falafel/test/for.js

var falafel = require('../');
var test = require('tape');

test('for loop', function (t) {
    t.plan(7);
    
    var src = '(function () {'
        + 'var sum = 0;'
        + 'for (var i = 0; i < 10; i++)'
            + 'sum += i;'
        + 'if (true)'
            + 'for (var i = 0; i < 10; i++)'
                + 'sum += i;'
        + 'return sum;'
    + '})()';
    
    var output = falafel(src, function (node) {
        if (node.type === 'ForStatement') {
            t.equal(node.update.source(), 'i++');
            t.equal(node.update.type, "UpdateExpression");
            node.update.update('i+=2');
        }
        if (node.type === 'UpdateExpression') {
            t.equal(node.source(), 'i++');
        }
    });
    
    var res = Function('return ' + output)();
    t.equal(res, 2 + 4 + 6 + 8 + 2 + 4 + 6 + 8);
});