Quote the name of unique indexes, and allow newlines in uniqe key names

lib/dialects/mssql/query-generator.js

@@ -82,7 +82,7 @@ module.exports = (function() {
           if (!Utils._.isString(indexName)) {
             indexName = 'uniq_' + tableName + '_' + columns.fields.join('_');
           }
-          values.attributes += ', CONSTRAINT ' + indexName + ' UNIQUE (' + Utils._.map(columns.fields, self.quoteIdentifier).join(', ') + ')';
+          values.attributes += ', CONSTRAINT ' + self.quoteIdentifier(indexName) + ' UNIQUE (' + Utils._.map(columns.fields, self.quoteIdentifier).join(', ') + ')';
         });
       }
 

lib/dialects/mssql/query.js

@@ -163,7 +163,7 @@ module.exports = (function() {
 
   Query.prototype.formatError = function (err) {
     var match;
-    match = err.message.match(/Violation of UNIQUE KEY constraint '(.*)'. Cannot insert duplicate key in object '.*'. The duplicate key value is \((.*)\)./);
+    match = err.message.match(/Violation of UNIQUE KEY constraint '((.|\s)*)'. Cannot insert duplicate key in object '.*'. The duplicate key value is \((.*)\)./);
     match = match || err.message.match(/Cannot insert duplicate key row in object .* with unique index '(.*)'/);
     if (match && match.length > 1) {
       var fields = {}

lib/dialects/mysql/query-generator.js

@@ -77,7 +77,7 @@ module.exports = (function() {
             if (!Utils._.isString(indexName)) {
               indexName = 'uniq_' + tableName + '_' + columns.fields.join('_');
             }
-            values.attributes += ', UNIQUE ' + indexName + ' (' + Utils._.map(columns.fields, self.quoteIdentifier).join(', ') + ')';
+            values.attributes += ', UNIQUE ' + self.quoteIdentifier(indexName) + ' (' + Utils._.map(columns.fields, self.quoteIdentifier).join(', ') + ')';
           }
         });
       }

lib/dialects/mysql/query.js

@@ -110,7 +110,7 @@ module.exports = (function() {
 
     switch (err.errno || err.code) {
       case 1062:
-        match = err.message.match(/Duplicate entry '(.*)' for key '?(.*?)'?$/);
+        match = err.message.match(/Duplicate entry '(.*)' for key '?((.|\s)*?)'?$/);
 
         var values = match[1].split('-')
           , fields = {}

test/dialects/mysql/query-generator.test.js

@@ -105,7 +105,7 @@ if (Support.dialectIsMySQL()) {
         },
         {
           arguments: ['myTable', {title: 'VARCHAR(255)', name: 'VARCHAR(255)'}, {uniqueKeys: [{fields: ['title', 'name']}]}],
-          expectation: 'CREATE TABLE IF NOT EXISTS `myTable` (`title` VARCHAR(255), `name` VARCHAR(255), UNIQUE uniq_myTable_title_name (`title`, `name`)) ENGINE=InnoDB;'
+          expectation: 'CREATE TABLE IF NOT EXISTS `myTable` (`title` VARCHAR(255), `name` VARCHAR(255), UNIQUE `uniq_myTable_title_name` (`title`, `name`)) ENGINE=InnoDB;'
         }
       ],
 

test/error.test.js

@@ -164,5 +164,24 @@ describe(Support.getTestDialectTeaser('Sequelize Errors'), function () {
       });
 
     });
+
+    it('Supports newlines in keys', function () {
+      var spy = sinon.spy()
+        , User = this.sequelize.define('user', {
+            name: {
+              type: Sequelize.STRING,
+              unique: 'unique \n unique',
+            }
+          });
+
+      return this.sequelize.sync({ force: true }).bind(this).then(function () {
+        return User.create({ name: 'jan' });
+      }).then(function () {
+        // If the error was successfully parsed, we can catch it!
+        return User.create({ name: 'jan' }).catch(this.sequelize.UniqueConstraintError, spy);
+      }).then(function () {
+        expect(spy).to.have.been.calledOnce;
+      });
+    });
   });
 });

test/model.test.js

@@ -313,11 +313,11 @@ describe(Support.getTestDialectTeaser('Model'), function() {
 
       User.sync({ force: true }).on('sql', _.after(2, _.once(function(sql) {
         if (dialect === 'mssql') {
-          expect(sql).to.match(/CONSTRAINT\s*(user_and_email)?\s*UNIQUE\s*\([`"]?username[`"]?, [`"]?email[`"]?\)/);
-          expect(sql).to.match(/CONSTRAINT\s*(a_and_b)?\s*UNIQUE\s*\([`"]?aCol[`"]?, [`"]?bCol[`"]?\)/);
+          expect(sql).to.match(/CONSTRAINT\s*([`"]?user_and_email[`"]?)?\s*UNIQUE\s*\([`"]?username[`"]?, [`"]?email[`"]?\)/);
+          expect(sql).to.match(/CONSTRAINT\s*([`"]?a_and_b[`"]?)?\s*UNIQUE\s*\([`"]?aCol[`"]?, [`"]?bCol[`"]?\)/);
         } else {
-          expect(sql).to.match(/UNIQUE\s*(user_and_email)?\s*\([`"]?username[`"]?, [`"]?email[`"]?\)/);
-          expect(sql).to.match(/UNIQUE\s*(a_and_b)?\s*\([`"]?aCol[`"]?, [`"]?bCol[`"]?\)/);
+          expect(sql).to.match(/UNIQUE\s*([`"]?user_and_email[`"]?)?\s*\([`"]?username[`"]?, [`"]?email[`"]?\)/);
+          expect(sql).to.match(/UNIQUE\s*([`"]?a_and_b[`"]?)?\s*\([`"]?aCol[`"]?, [`"]?bCol[`"]?\)/);
         }
         done();
       })));