test for sequelize#define

test/Sequelize/define.js

+var assert    = require("assert")
+  , Sequelize = require("./../../index")
+
+module.exports = {
+  'it should add a new model to the model-manager': function() {
+    var s = new Sequelize('database', 'username', 'password')
+    assert.eql(s.modelManager.all.length, 0)
+    s.define('foo', { title: Sequelize.STRING })
+    assert.eql(s.modelManager.all.length, 1)
+  }
+}
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