Merge pull request #942 from dicksonlaw583/local_fake_jsonblob

Added fake local JSONBlob endpoint.

js/src/utils/localJsonBlobApi.js

@@ -0,0 +1,36 @@
+/* Local fake JsonBlob endpoint */
+
+/* global Storage, Mirador */
+
+(function($){
+    function generateUUID() {
+        var d = new Date().getTime();
+        var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
+            var r = (d + Math.random()*16)%16 | 0;
+            d = Math.floor(d/16);
+            return (c==='x' ? r : (r&0x3|0x8)).toString(16);
+        });
+        return uuid;
+    }
+
+    $.LocalJSONBlobAPI = function(opts) {
+          this.options = {
+              storage: window.localStorage
+          };
+          jQuery.extend(this.options, opts);
+    };
+
+    $.LocalJSONBlobAPI.prototype = {
+        readSync: function(blobId) {
+            return JSON.parse(this.options.storage.getItem(blobId));
+        },
+        save: function(blob) {
+            var deferred = jQuery.Deferred(),
+                uuid = generateUUID();
+            this.options.storage.setItem("BM-" + uuid, JSON.stringify(blob));
+            deferred.resolve("BM-" + uuid);
+            return deferred.promise();
+        }
+    };
+}(Mirador));
+

spec/utils/localJsonBlobApi.test.js

@@ -0,0 +1,50 @@
+describe('LocalJsonBlobApi', function () {
+    BogusStorage = function() {
+        this.data = {};
+    };
+    BogusStorage.prototype = {
+        setItem: function(k, v) {
+            this.data[k] = v;
+        },
+        getItem: function(k) {
+            return this.data[k];
+        }
+    };
+
+
+    var myWindow = {
+        "bogusStorage": new BogusStorage()
+    };
+
+    var dummyBlobs = {
+        a: {
+            "waahoo": 5
+        },
+        b: {
+            "woohah": "super foobar"
+        }
+    };
+
+    var localBlob;
+    beforeEach(function() {
+        localBlob = new Mirador.LocalJSONBlobAPI({
+            storage: myWindow.bogusStorage
+        });
+    });
+
+    it('readSync', function () {
+        myWindow.bogusStorage.setItem('ABC', JSON.stringify(dummyBlobs.a));
+        expect(localBlob.readSync('ABC')).toEqual(dummyBlobs.a);
+    });
+
+    it('save', function () {
+        var promise = null,
+            savedKey = "";
+        (promise = localBlob.save(dummyBlobs.b)).done(function(k) {
+            savedKey = k;
+        });
+        expect(typeof promise).toBe('object');
+        expect(savedKey).not.toEqual("");
+        expect(myWindow.bogusStorage.getItem(savedKey)).toEqual(JSON.stringify(dummyBlobs.b));
+    });
+});