Add basic unit testing setup and server script

Gruntfile.js

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+module.exports = function(grunt) {
+    grunt.initConfig({
+        sass: {                              // Task
+            dist: {                            // Target
+                options: {                       // Target options
+                    style: 'expanded'
+                },
+                files: {                         // Dictionary of files
+                    'main.css': 'main.scss',       // 'destination': 'source'
+                    'widgets.css': 'widgets.scss'
+                }
+            }
+        },
+        qunit: {
+            all: ['test/runner.html']
+        },
+        watch: {
+            files: ['src/*.js', 'test/*.js', 'test/*.html'],
+            tasks: ['qunit']
+        }
+    });
+
+    // grunt.loadNpmTasks('grunt-contrib-sass');
+    grunt.loadNpmTasks('grunt-contrib-qunit');
+    grunt.loadNpmTasks('grunt-contrib-watch');
+
+    // grunt.registerTask('default', ['sass']);
+    grunt.registerTask('default', ['qunit']);
+};

package.json

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+{
+  "name": "safe",
+  "version": "0.0.0",
+  "devDependencies": {
+    "grunt": "~0.4.1",
+    "grunt-contrib-nodeunit": "~0.2.0",
+    "grunt-contrib-qunit": "~0.3.0",
+    "grunt-contrib-watch": "~0.5.3",
+    "connect": "~2.11.0"
+  }
+}

server.js

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+var connect = require('connect');
+connect.createServer(
+    connect.static(process.argv[2] || __dirname)
+).listen(process.argv[3] || 8080);

test/qunit.css

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+/**
+ * QUnit v1.12.0 - A JavaScript Unit Testing Framework
+ *
+ * http://qunitjs.com
+ *
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ */
+
+/** Font Family and Sizes */
+
+#qunit-tests, #qunit-header, #qunit-banner, #qunit-testrunner-toolbar, #qunit-userAgent, #qunit-testresult {
+    font-family: "Helvetica Neue Light", "HelveticaNeue-Light", "Helvetica Neue", Calibri, Helvetica, Arial, sans-serif;
+}
+
+#qunit-testrunner-toolbar, #qunit-userAgent, #qunit-testresult, #qunit-tests li { font-size: small; }
+#qunit-tests { font-size: smaller; }
+
+
+/** Resets */
+
+#qunit-tests, #qunit-header, #qunit-banner, #qunit-userAgent, #qunit-testresult, #qunit-modulefilter {
+    margin: 0;
+    padding: 0;
+}
+
+
+/** Header */
+
+#qunit-header {
+    padding: 0.5em 0 0.5em 1em;
+
+    color: #8699a4;
+    background-color: #0d3349;
+
+    font-size: 1.5em;
+    line-height: 1em;
+    font-weight: normal;
+
+    border-radius: 5px 5px 0 0;
+    -moz-border-radius: 5px 5px 0 0;
+    -webkit-border-top-right-radius: 5px;
+    -webkit-border-top-left-radius: 5px;
+}
+
+#qunit-header a {
+    text-decoration: none;
+    color: #c2ccd1;
+}
+
+#qunit-header a:hover,
+#qunit-header a:focus {
+    color: #fff;
+}
+
+#qunit-testrunner-toolbar label {
+    display: inline-block;
+    padding: 0 .5em 0 .1em;
+}
+
+#qunit-banner {
+    height: 5px;
+}
+
+#qunit-testrunner-toolbar {
+    padding: 0.5em 0 0.5em 2em;
+    color: #5E740B;
+    background-color: #eee;
+    overflow: hidden;
+}
+
+#qunit-userAgent {
+    padding: 0.5em 0 0.5em 2.5em;
+    background-color: #2b81af;
+    color: #fff;
+    text-shadow: rgba(0, 0, 0, 0.5) 2px 2px 1px;
+}
+
+#qunit-modulefilter-container {
+    float: right;
+}
+
+/** Tests: Pass/Fail */
+
+#qunit-tests {
+    list-style-position: inside;
+}
+
+#qunit-tests li {
+    padding: 0.4em 0.5em 0.4em 2.5em;
+    border-bottom: 1px solid #fff;
+    list-style-position: inside;
+}
+
+#qunit-tests.hidepass li.pass, #qunit-tests.hidepass li.running  {
+    display: none;
+}
+
+#qunit-tests li strong {
+    cursor: pointer;
+}
+
+#qunit-tests li a {
+    padding: 0.5em;
+    color: #c2ccd1;
+    text-decoration: none;
+}
+#qunit-tests li a:hover,
+#qunit-tests li a:focus {
+    color: #000;
+}
+
+#qunit-tests li .runtime {
+    float: right;
+    font-size: smaller;
+}
+
+.qunit-assert-list {
+    margin-top: 0.5em;
+    padding: 0.5em;
+
+    background-color: #fff;
+
+    border-radius: 5px;
+    -moz-border-radius: 5px;
+    -webkit-border-radius: 5px;
+}
+
+.qunit-collapsed {
+    display: none;
+}
+
+#qunit-tests table {
+    border-collapse: collapse;
+    margin-top: .2em;
+}
+
+#qunit-tests th {
+    text-align: right;
+    vertical-align: top;
+    padding: 0 .5em 0 0;
+}
+
+#qunit-tests td {
+    vertical-align: top;
+}
+
+#qunit-tests pre {
+    margin: 0;
+    white-space: pre-wrap;
+    word-wrap: break-word;
+}
+
+#qunit-tests del {
+    background-color: #e0f2be;
+    color: #374e0c;
+    text-decoration: none;
+}
+
+#qunit-tests ins {
+    background-color: #ffcaca;
+    color: #500;
+    text-decoration: none;
+}
+
+/*** Test Counts */
+
+#qunit-tests b.counts                       { color: black; }
+#qunit-tests b.passed                       { color: #5E740B; }
+#qunit-tests b.failed                       { color: #710909; }
+
+#qunit-tests li li {
+    padding: 5px;
+    background-color: #fff;
+    border-bottom: none;
+    list-style-position: inside;
+}
+
+/*** Passing Styles */
+
+#qunit-tests li li.pass {
+    color: #3c510c;
+    background-color: #fff;
+    border-left: 10px solid #C6E746;
+}
+
+#qunit-tests .pass                          { color: #528CE0; background-color: #D2E0E6; }
+#qunit-tests .pass .test-name               { color: #366097; }
+
+#qunit-tests .pass .test-actual,
+#qunit-tests .pass .test-expected           { color: #999999; }
+
+#qunit-banner.qunit-pass                    { background-color: #C6E746; }
+
+/*** Failing Styles */
+
+#qunit-tests li li.fail {
+    color: #710909;
+    background-color: #fff;
+    border-left: 10px solid #EE5757;
+    white-space: pre;
+}
+
+#qunit-tests > li:last-child {
+    border-radius: 0 0 5px 5px;
+    -moz-border-radius: 0 0 5px 5px;
+    -webkit-border-bottom-right-radius: 5px;
+    -webkit-border-bottom-left-radius: 5px;
+}
+
+#qunit-tests .fail                          { color: #000000; background-color: #EE5757; }
+#qunit-tests .fail .test-name,
+#qunit-tests .fail .module-name             { color: #000000; }
+
+#qunit-tests .fail .test-actual             { color: #EE5757; }
+#qunit-tests .fail .test-expected           { color: green;   }
+
+#qunit-banner.qunit-fail                    { background-color: #EE5757; }
+
+
+/** Result */
+
+#qunit-testresult {
+    padding: 0.5em 0.5em 0.5em 2.5em;
+
+    color: #2b81af;
+    background-color: #D2E0E6;
+
+    border-bottom: 1px solid white;
+}
+#qunit-testresult .module-name {
+    font-weight: bold;
+}
+
+/** Fixture */
+
+#qunit-fixture {
+    position: absolute;
+    top: -10000px;
+    left: -10000px;
+    width: 1000px;
+    height: 1000px;
+}

test/runner.html

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+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <title>Test Runner</title>
+    <link rel="stylesheet" href="qunit.css">
+</head>
+<body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture"></div>
+    <script src="../lib/sjcl.js"></script>
+    <script src="../src/safe.js"></script>
+    <script src="../src/crypto.js"></script>
+    <script src="../src/model.js"></script>
+    <script src="qunit.js"></script>
+    <script src="tests.js"></script>
+</body>
+</html>

test/tests.js

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+module("safe.crypto");
+
+test("key generation", function() {
+    var keyLength = 256, pwd = "password";
+
+    var key = safe.crypto.genKey(pwd, null, keyLength);
+
+    // Make sure key is the right size
+    equal(key.key.length, keyLength/32);
+
+    var newKey = safe.crypto.genKey(pwd, key.salt, keyLength);
+
+    // Using the same password and salt should result in the same key
+    equal(key.key.join(), newKey.key.join());
+    equal(key.salt.join(), newKey.salt.join());
+});