Tone.js/test/karmaTest.js

var tests = [];
for (var file in window.__karma__.files) {
  if (window.__karma__.files.hasOwnProperty(file)) {
    if (file.indexOf("/base/test/") === 0 && file.indexOf("js") !== -1 &&
    	file.indexOf("karmaTest.js") === -1 && file.indexOf("helper") === -1 &&
    	file.indexOf("deps") === -1) {
	  tests.push(file);
    }
  }
}

requirejs.config({
    // Karma serves files from '/base'
    baseUrl: "/base/test",

   paths : {
        "Tone" : "../Tone",
        "Test" : "./helper/Test",
        "Examples" : "../examples/scripts/ExampleList"
    },
    shim: {
        "Examples" : {
            exports : "ExampleList"
        }
    },

    // ask Require.js to load these files (all our tests)
    deps: tests,

    // start test run, once Require.js is done
    callback: window.__karma__.start
});