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Mini Shell
| Direktori : /proc/self/root/lib/node_modules/pm2/node_modules/lazy/test/ |
| Current File : //proc/self/root/lib/node_modules/pm2/node_modules/lazy/test/head.js |
var assert = require('assert');
var Lazy = require('..');
var expresso = expresso;
function range(i, j) {
var r = [];
for (;i<j;i++) r.push(i);
return r;
}
exports['head'] = function () {
var lazy = new Lazy;
var data = [];
var executed = 0;
lazy.head(function (x) {
assert.equal(x, 0);
executed++;
})
range(0,10).forEach(function (x) {
lazy.emit('data', x);
});
assert.equal(executed, 1, 'head executed too much');
}