requirebin sketch

index.js

var _ = require('underscore');

var fixture1 = ['hello', 'world'];
var fixture2 = ['world', 'hello'];
var fixture3 = ['hello', 'mars'];

var tests = [
  function(a1, a2){
    return _.every(a1, function(v){
      return _.contains(a2, v);
    });
  },
  function(a1, a2){
    return _(a1).difference(a2).length === 0;
  },
  function(a1, a2){
    return _.intersection(a1,a2).length == a1.length
  },
];

for(test in tests){
  console.log('Test %s %s', test,
  	tests[test](fixture1, fixture2) && !tests[test](fixture1, fixture3)
	);
}

minified.js

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package.json

{
  "name": "requirebin-sketch",
  "version": "1.0.0",
  "dependencies": {
    "underscore": "1.6.0"
  }
}

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