gistfile1.txt

//These vows
var vows = require('vows'),
    assert = require('assert'),
    sys = require('sys'),
    zeromq = require('zeromq');

vows.describe('ZeroMQ')
.addBatch({
    'A context': {
        topic: function() { this.callback(new zeromq.Context()) },
        'has a close method': function(c) {
            return assert.isFunction(c.close);
        }
    }
}).export(module);

results in:

✗ 

  A context
    ✗ has a close method
      » An unexpected error was caught: [object Object]

✗ Errored » 1 errored (0.001s)