Merge branch 'update-fix' of https://github.com/Ghirro/sequelize into Ghirro-update-fix

lib/model.js

@@ -1577,6 +1577,7 @@ module.exports = (function() {
    * @param  {Array}        [options.fields]                Fields to update (defaults to all fields)
    * @param  {Boolean}      [options.validate=true]         Should each row be subject to validation before it is inserted. The whole insert will fail if one row fails validation
    * @param  {Boolean}      [options.hooks=true]            Run before / after bulk update hooks?
+   * @param  {Boolean}      [options.persistSideEffects=true] Whether or not to update the side effects of any virtual setters.
    * @param  {Boolean}      [options.individualHooks=false] Run before / after update hooks?. If true, this will execute a SELECT followed by individual UPDATEs. A select is needed, because the row data needs to be passed to the hooks
    * @param  {Boolean}      [options.returning=false]       Return the affected rows (only for postgres)
    * @param  {Number}       [options.limit]                 How many rows to update (only for mysql and mariadb)
@@ -1596,7 +1597,8 @@ module.exports = (function() {
       hooks: true,
       individualHooks: false,
       returning: false,
-      force: false
+      force: false,
+      persistSideEffects: true
     }, options || {});
 
     options.type = QueryTypes.BULKUPDATE;
@@ -1631,6 +1633,11 @@ module.exports = (function() {
         var build = self.build(values);
         build.set(self._timestampAttributes.updatedAt, values[self._timestampAttributes.updatedAt], { raw: true });
 
+        if ( options.persistSideEffects ) {
+          values = Utils._.assign(values, Utils._.pick(build.get(), build.changed()));
+          options.fields = Utils._.union(options.fields, Object.keys(values));
+        }
+
         // We want to skip validations for all other fields
         options.skip = Utils._.difference(Object.keys(self.attributes), Object.keys(values));
         return build.hookValidate(options).then(function(attributes) {

test/integration/model.test.js

@@ -975,6 +975,77 @@ describe(Support.getTestDialectTeaser('Model'), function() {
       });
     });
 
+    it('doesn\'t update attributes that are altered by virtual setters when option is enabled', function () {
+      var User = this.sequelize.define('UserWithVirtualSetters', {
+        username: Sequelize.STRING,
+        illness_name: Sequelize.STRING,
+        illness_pain: Sequelize.INTEGER,
+        illness: {
+          type: Sequelize.VIRTUAL,
+          set: function (value) {
+            this.set('illness_name', value.name);
+            this.set('illness_pain', value.pain);
+          }
+        }
+      });
+
+      return User.sync({ force: true }).then(function () {
+        return User.create({
+          username: 'Jan',
+          illness_name: 'Headache',
+          illness_pain: 5
+        });
+      }).then(function () {
+        return User.update({
+          illness: { pain: 10, name: 'Backache' }
+        }, {
+          where: {
+            username: 'Jan'
+          },
+          persistSideEffects: false
+        });
+      }).then(function (user) {
+        return User.findAll();
+      }).spread(function (user) {
+        expect(user.illness_pain).to.be.equal(5);
+      });
+    });
+
+    it('updates attributes that are altered by virtual setters', function () {
+      var User = this.sequelize.define('UserWithVirtualSetters', {
+        username: Sequelize.STRING,
+        illness_name: Sequelize.STRING,
+        illness_pain: Sequelize.INTEGER,
+        illness: {
+          type: Sequelize.VIRTUAL,
+          set: function (value) {
+            this.set('illness_name', value.name);
+            this.set('illness_pain', value.pain);
+          }
+        }
+      });
+
+      return User.sync({ force: true }).then(function () {
+        return User.create({
+          username: 'Jan',
+          illness_name: 'Headache',
+          illness_pain: 5
+        });
+      }).then(function () {
+        return User.update({
+          illness: { pain: 10, name: 'Backache' }
+        }, {
+          where: {
+            username: 'Jan'
+          }
+        });
+      }).then(function (user) {
+        return User.findAll();
+      }).spread(function (user) {
+        expect(user.illness_pain).to.be.equal(10);
+      });
+    });
+
     it('sets updatedAt to the current timestamp', function() {
       var data = [{ username: 'Peter', secretValue: '42' },
                   { username: 'Paul', secretValue: '42' },