Merge pull request #11 from mblackstock/master

add back credentials, update readme

Author: mblackstock

README.md

@@ -21,6 +21,12 @@ This will add the helper module to your `package.json` file:
 ...
 ```
 
+## Using a local Node-RED install for tests
+
+If you already have Node-RED installed for development, you can create a symbolic link to your local installation.  For example, if Node-RED is cloned in your `~/projects` folder use:
+
+    npm install ~/projects/node-red --no-save
+
 ## Adding test script to `package.json`
 
 To run your tests you can add a test script to your `package.json` file in the `scripts` section.  To run all of the files with the `_spec.js` prefix in the test directory for example:

index.js

@@ -31,6 +31,7 @@ var comms;
 var log;
 var context;
 var events;
+var credentials;
 
 var runtimePath;
 var package = readPkgUp.sync();
@@ -60,6 +61,8 @@ function initRuntime(requirePath) {
         var prefix = requirePath.substring(0, requirePath.indexOf('/red.js'));
         context = require(prefix+"/runtime/nodes/context");
         comms = require(prefix+"/api/editor/comms");
+        credentials = require(prefix+"/runtime/nodes/credentials");
+
     } catch (err) {
         // ignore, assume init will be called again by a test script supplying the runtime path
     }
@@ -150,6 +153,8 @@ module.exports = {
         return redNodes.getNode(id);
     },
 
+    credentials: credentials,
+
     clearFlows: function() {
         return redNodes.stopFlows();
     },