Promisify 'Application' model

common/models/application.js

@@ -1,4 +1,5 @@
 var assert = require('assert');
+var utils = require('../../lib/utils');
 
 /*!
  * Application management functions
@@ -115,6 +116,8 @@ module.exports = function(Application) {
       cb = options;
       options = {};
     }
+    cb = cb || utils.createPromiseCallback();
+
     var props = {owner: owner, name: name};
     for (var p in options) {
       if (!(p in props)) {
@@ -122,6 +125,7 @@ module.exports = function(Application) {
       }
     }
     this.create(props, cb);
+    return cb.promise;
   };
 
   /**
@@ -146,6 +150,7 @@ module.exports = function(Application) {
    * @param {Error} err
    */
   Application.resetKeys = function(appId, cb) {
+    cb = cb || utils.createPromiseCallback();
     this.findById(appId, function(err, app) {
       if (err) {
         if (cb) cb(err, app);
@@ -153,6 +158,7 @@ module.exports = function(Application) {
       }
       app.resetKeys(cb);
     });
+    return cb.promise;
   };
 
   /**
@@ -171,10 +177,12 @@ module.exports = function(Application) {
    *
    */
   Application.authenticate = function(appId, key, cb) {
+    cb = cb || utils.createPromiseCallback();
+
     this.findById(appId, function(err, app) {
       if (err || !app) {
-        if (cb) cb(err, null);
-        return;
+        cb(err, null);
+        return cb.promise;
       }
       var result = null;
       var keyNames = ['clientKey', 'javaScriptKey', 'restApiKey', 'windowsKey', 'masterKey'];
@@ -187,7 +195,8 @@ module.exports = function(Application) {
           break;
         }
       }
-      if (cb) cb(null, result);
+      cb(null, result);
     });
+    return cb.promise;
   };
 };

test/model.application.test.js

@@ -5,6 +5,32 @@ var Application = loopback.Application;
 describe('Application', function() {
   var registeredApp = null;
 
+  it('honors `application.register` - promise variant', function(done) {
+    Application.register('rfeng', 'MyTestApp',
+      {description: 'My test application'}, function(err, result) {
+        var app = result;
+        assert.equal(app.owner, 'rfeng');
+        assert.equal(app.name, 'MyTestApp');
+        assert.equal(app.description, 'My test application');
+        done(err, result);
+      });
+  });
+
+  it('honors `application.register` - promise variant', function(done) {
+    Application.register('rfeng', 'MyTestApp',
+      {description: 'My test application'})
+      .then(function(result) {
+        var app = result;
+        assert.equal(app.owner, 'rfeng');
+        assert.equal(app.name, 'MyTestApp');
+        assert.equal(app.description, 'My test application');
+        done();
+      })
+      .catch(function(err) {
+        done(err);
+      });
+  });
+
   it('Create a new application', function(done) {
     Application.create({owner: 'rfeng',
       name: 'MyApp1',
@@ -119,6 +145,35 @@ describe('Application', function() {
     });
   });
 
+  it('Reset keys - promise variant', function(done) {
+    Application.resetKeys(registeredApp.id)
+    .then(function(result) {
+      var app = result;
+      assert.equal(app.owner, 'rfeng');
+      assert.equal(app.name, 'MyApp2');
+      assert.equal(app.description, 'My second mobile application');
+      assert(app.clientKey);
+      assert(app.javaScriptKey);
+      assert(app.restApiKey);
+      assert(app.windowsKey);
+      assert(app.masterKey);
+
+      assert(app.clientKey !== registeredApp.clientKey);
+      assert(app.javaScriptKey !== registeredApp.javaScriptKey);
+      assert(app.restApiKey !== registeredApp.restApiKey);
+      assert(app.windowsKey !== registeredApp.windowsKey);
+      assert(app.masterKey !== registeredApp.masterKey);
+
+      assert(app.created);
+      assert(app.modified);
+      registeredApp = app;
+      done();
+    })
+    .catch(function(err) {
+      done(err);
+    });
+  });
+
   it('Authenticate with application id & clientKey', function(done) {
     Application.authenticate(registeredApp.id, registeredApp.clientKey,
       function(err, result) {
@@ -128,6 +183,19 @@ describe('Application', function() {
       });
   });
 
+  it('Authenticate with application id & clientKey - promise variant',
+    function(done) {
+      Application.authenticate(registeredApp.id, registeredApp.clientKey)
+      .then(function(result) {
+          assert.equal(result.application.id, registeredApp.id);
+          assert.equal(result.keyType, 'clientKey');
+          done();
+        })
+      .catch(function(err) {
+        done(err);
+      });
+    });
+
   it('Authenticate with application id & javaScriptKey', function(done) {
     Application.authenticate(registeredApp.id, registeredApp.javaScriptKey,
       function(err, result) {
@@ -171,6 +239,18 @@ describe('Application', function() {
         done(err, result);
       });
   });
+
+  it('Fail to authenticate with application id - promise variant', function(done) {
+    Application.authenticate(registeredApp.id, 'invalid-key')
+    .then(function(result) {
+      assert(!result);
+      done();
+    })
+    .catch(function(err) {
+      done(err);
+      throw new Error('Error should NOT be thrown');
+    });
+  });
 });
 
 describe('Application subclass', function() {