1 files changed, 114 insertions, 0 deletions
diff --git a/dgbuilder/test/red/settings_spec.js b/dgbuilder/test/red/settings_spec.js
new file mode 100644
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+++ b/dgbuilder/test/red/settings_spec.js
@@ -0,0 +1,114 @@
+/**
+ * Copyright 2014 IBM Corp.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+var should = require("should");
+var when = require("when");
+
+var settings = require("../../red/settings");
+
+
+describe("red/settings", function() {
+        
+    afterEach(function() {
+        settings.reset();
+    });
+    
+    it('wraps the user settings as read-only properties', function() {
+        var userSettings = {
+            a: 123,
+            b: "test",
+            c: [1,2,3]
+        }
+        settings.init(userSettings);
+        
+        settings.available().should.be.false;
+        
+        settings.a.should.equal(123);
+        settings.b.should.equal("test");
+        settings.c.should.be.an.Array.with.lengthOf(3);
+        
+        settings.get("a").should.equal(123);
+        settings.get("b").should.equal("test");
+        settings.get("c").should.be.an.Array.with.lengthOf(3);
+        
+        /*jshint immed: false */
+        (function() {
+            settings.a = 456;
+        }).should.throw();
+        
+        settings.c.push(5);
+        settings.c.should.be.an.Array.with.lengthOf(4);
+
+        /*jshint immed: false */
+        (function() {
+            settings.set("a",456);
+        }).should.throw();
+        
+        /*jshint immed: false */
+        (function() {
+            settings.set("a",456);
+        }).should.throw();
+
+        /*jshint immed: false */
+        (function() {
+            settings.get("unknown");
+        }).should.throw();
+
+        /*jshint immed: false */
+        (function() {
+            settings.set("unknown",456);
+        }).should.throw();
+        
+    });
+    
+    it('loads global settings from storage', function(done) {
+        var userSettings = {
+            a: 123,
+            b: "test",
+            c: [1,2,3]
+        }
+        var savedSettings = null;
+        var storage = {
+            getSettings: function() {
+                return when.resolve({globalA:789});
+            },
+            saveSettings: function(settings) {
+                savedSettings = settings;
+                return when.resolve();
+            }
+        }
+        settings.init(userSettings);
+
+        settings.available().should.be.false;
+        
+        /*jshint immed: false */
+        (function() {
+            settings.get("unknown");
+        }).should.throw();
+
+        settings.load(storage).then(function() {
+            settings.available().should.be.true;
+            settings.get("globalA").should.equal(789);
+            settings.set("globalA","abc").then(function() {
+                    savedSettings.globalA.should.equal("abc");
+                    done();
+            });
+        }).otherwise(function(err) {
+            done(err);
+        });
+        
+        
+    });
+});