Add simple RestPersistence.read implementation.

src/model_rest_persistence.js

@@ -59,6 +59,24 @@ Model.RestPersistence = function(resource, methods) {
       }
     },
 
+    read: function(callback) {
+      var klass = this.klass
+
+      return this.xhr("GET", this.read_path(), null, function(success, xhr, data) {
+        var models = []
+
+        for (var i = 0, length = data.length; i < length; i++) {
+          models.push(new klass(data[i]))
+        }
+
+        callback(models)
+      })
+    },
+
+    read_path: function() {
+      return resource
+    },
+
     update: function(model, callback) {
       return this.xhr('PUT', this.update_path(model), model, callback);
     },
@@ -69,7 +87,7 @@ Model.RestPersistence = function(resource, methods) {
 
     xhr: function(method, url, model, callback) {
       var self = this;
-      var data = method === "DELETE" ? null : this.params(model);
+      var data = ["DELETE", "GET"].indexOf(method) > -1 ? null : this.params(model);
 
       return jQuery.ajax({
         type: method,
@@ -124,7 +142,8 @@ Model.RestPersistence = function(resource, methods) {
     }
   }, methods)
 
-  return function() {
+  return function(klass) {
+    rest_persistence.klass = klass
     return rest_persistence
   }
 };

test/app.rb

@@ -21,6 +21,13 @@ def json!
   File.read("tests/#{params[:name]}")
 end
 
+get '/posts' do
+  JSON.generate([
+    { :id => 1, :title => 'Bar' },
+    { :id => 2, :title => 'Foo' }
+  ])
+end
+
 # Success.
 post '/posts' do
   json!

test/tests/model_rest_persistence.js

@@ -1,5 +1,23 @@
 module("Model.RestPersistence");
 
+asyncTest("read", 3, function() {
+  var Post = Model("post", {
+    persistence: Model.RestPersistence("/posts")
+  })
+
+  Post.persistence.read(function(models) {
+    equals(models.length, 2)
+
+    var post1 = models[0]
+    var post2 = models[1]
+
+    same({ id: 1, title: "Bar" }, post1.attributes)
+    same({ id: 2, title: "Foo" }, post2.attributes)
+
+    start()
+  })
+})
+
 test("create with named params in resource path", function() {
   var Post = Model("post", {
     persistence: Model.RestPersistence("/root/:root_id/nested/:nested_id/posts")