Cleanup and more tests

Author: jabbany

README.md

@@ -44,7 +44,6 @@ gem 'rails-assets-comment-core-library'
 
 ## Examples and Documentation
 - [Documentation](docs/) can be found inside the `docs/` folder.
-- Some sample extension modules may be found in `src/extend/`.
 - Experimental modules are in `experimental/`.
 - You may test using test data found in `test/`.
 
@@ -77,7 +76,6 @@ implementation of a video player with CommentCoreLibrary.
 
 ## 使用
 - 有关本项目的[文档](docs/) 可以在 `docs/` 文件夹里面找到。
-- 一些功能性扩展模块会出现在 `src/extend/` 中。
 - 一些实验性模块在 `experimental/` 里。
 - 测试数据在 `test/` 里。
 

dist/CommentCoreLibrary.js

@@ -1058,7 +1058,7 @@ var CommentProvider = (function () {
 
             xhr.onerror = function () {
                 reject(new Error(this.status + " " + this.statusText));
-            }
+            };
 
             xhr.open(method, uri);
             if (typeof body !== 'undefined') {
@@ -1119,7 +1119,7 @@ var CommentProvider = (function () {
     CommentProvider.TextProvider = function (method, url, args, body) {
         return CommentProvider.BaseHttpProvider(
             method, url, "text", args, body).then(function (response) {
-            return response.text;
+            return response;
         });
     };
 
@@ -1211,7 +1211,7 @@ var CommentProvider = (function () {
         return new Promise(function (resolve, reject) {
             if (!(type in this._parsers)) {
                 reject(new Error('No parsers defined for "' + type + '"'));
-                return;s
+                return;
             }
             for (var i = 0; i < this._parsers[type].length; i++) {
                 var output = null;

dist/CommentCoreLibrary.min.js

@@ -110,6 +110,62 @@ describe 'CommentProvider', ->
         provider.destroy()
         expect( => provider.addTarget(commentManager)).toThrow()
 
+    describe '.applyParsersOne', ->
+      rejectingParser =
+        parseOne: () -> null
+        parseMany: () -> null
+      resolvingParser =
+        parseOne: (t) -> t
+        parseMany: (t) -> t
+
+      it 'rejects if no parsers for type', (done) ->
+        promise = provider.applyParsersOne {}, CommentProvider.SOURCE_JSON
+        promise.catch (e) ->
+          expect(e instanceof Error).toBe true
+          done()
+
+      it 'rejects if no parser accepts', (done) ->
+        provider.addParser rejectingParser, CommentProvider.SOURCE_JSON
+        promise = provider.applyParsersOne {}, CommentProvider.SOURCE_JSON
+        promise.catch (e) ->
+          expect(e instanceof Error).toBe true
+          done()
+
+      it 'accepts if parser accepts', (done) ->
+        provider.addParser resolvingParser, CommentProvider.SOURCE_JSON
+        promise = provider.applyParsersOne {}, CommentProvider.SOURCE_JSON
+        promise.then (item) ->
+          expect(item).toEqual {}
+          done()
+
+    describe '.applyParsersList', ->
+      rejectingParser =
+        parseOne: () -> null
+        parseMany: () -> null
+      resolvingParser =
+        parseOne: (t) -> t
+        parseMany: (t) -> t
+
+      it 'rejects if no parsers for type', (done) ->
+        promise = provider.applyParsersList [], CommentProvider.SOURCE_JSON
+        promise.catch (e) ->
+          expect(e instanceof Error).toBe true
+          done()
+
+      it 'rejects if no parser accepts', (done) ->
+        provider.addParser rejectingParser, CommentProvider.SOURCE_JSON
+        promise = provider.applyParsersList [], CommentProvider.SOURCE_JSON
+        promise.catch (e) ->
+          expect(e instanceof Error).toBe true
+          done()
+
+      it 'accepts if parser accepts', (done) ->
+        provider.addParser resolvingParser, CommentProvider.SOURCE_JSON
+        promise = provider.applyParsersList [], CommentProvider.SOURCE_JSON
+        promise.then (items) ->
+          expect(items).toEqual []
+          done()
+
     describe '.load', ->
       it 'requests static sources', (done) ->
         provider.addStaticSource (Promise.resolve 'Foo'), CommentProvider.SOURCE_TEXT
@@ -139,6 +195,11 @@ describe 'CommentProvider', ->
           addEventListener: () ->
         spy = sinon.spy dynamicSource, "addEventListener"
 
+      it 'fails if called on destroyed object', ->
+        p = new CommentProvider()
+        p.destroy()
+        expect( => p.start()).toThrow()
+
       it 'calls load', ->
         loadspy = sinon.spy provider, 'load'
         provider.start()
@@ -161,3 +222,8 @@ describe 'CommentProvider', ->
       it 'sets destroyed flag', ->
         provider.destroy()
         expect(provider._destroyed).toBe true
+
+      it 'destroy can be called multiple times', ->
+        provider.destroy()
+        provider.destroy()
+        expect(provider._destroyed).toBe true

spec/CommentProvider_spec.coffee

@@ -60,7 +60,7 @@ var CommentProvider = (function () {
 
             xhr.onerror = function () {
                 reject(new Error(this.status + " " + this.statusText));
-            }
+            };
 
             xhr.open(method, uri);
             if (typeof body !== 'undefined') {
@@ -121,7 +121,7 @@ var CommentProvider = (function () {
     CommentProvider.TextProvider = function (method, url, args, body) {
         return CommentProvider.BaseHttpProvider(
             method, url, "text", args, body).then(function (response) {
-            return response.text;
+            return response;
         });
     };
 
@@ -213,7 +213,7 @@ var CommentProvider = (function () {
         return new Promise(function (resolve, reject) {
             if (!(type in this._parsers)) {
                 reject(new Error('No parsers defined for "' + type + '"'));
-                return;s
+                return;
             }
             for (var i = 0; i < this._parsers[type].length; i++) {
                 var output = null;

src/CommentProvider.js

@@ -0,0 +1,29 @@
+/**
+ * Comment Factory Abstraction
+ *
+ * @author Jim Chen
+ * @license MIT License
+ * @description Factory to allow creation of different kinds of comments with 
+ *              different underlying abstractions.
+ */
+/// <reference path="Core.d.ts" />
+interface ICommentFactory {
+    (comment:Object):IComment;
+}
+class CommentFactory {
+    private _bindings:{[key:number]:ICommentFactory;} = {};
+
+    public bind (mode:number, factory:ICommentFactory):void {
+        this._bindings[mode] = factory;
+    }
+    
+    public create (comment:Object):IComment {
+        if (comment === null || !comment.hasOwnProperty('mode')) {
+            throw new Error('Comment format incorrect');
+        }
+        if (!this._bindings.hasOwnProperty(comment.mode)) {
+            throw new Error('No binding for comment type ' + comment.mode);
+        }
+        return this._bindings[comment.mode](comment);
+    }
+}