var testCase = require("mocha").describe;
var pre = require("mocha").before;
var assertions = require("mocha").it;
var assert = require("chai").assert;

testCase("Array", function() {
  pre(function() {
    // ...
  });

  testCase("#indexOf()", function() {
    assertions("should return -1 when not present", function() {
      assert.equal([1, 2, 3].indexOf(4), -1);
    });
  });
});