Fix inserting, updating, and deleting methods

lib/driver.js

@@ -10,6 +10,7 @@ var helpers = require('./helpers');
 var d = {
 	identifierChar: '"',
 	tablePrefix: null,
+	hasTruncate: true,
 
 	/**
 	 * Low level function for naive quoting of strings
@@ -139,6 +140,22 @@ var d = {
 		}
 
 		return raw;
+	},
+
+	/**
+	 * SQL to truncate the passed table
+	 *
+	 * @param {String} table
+	 * @return {String} - sql
+	 */
+	truncate: function(table) {
+		var sql = (d.hasTruncate)
+			? 'TRUNCATE '
+			: 'DELETE FROM ';
+
+		sql += d.quoteTable(table);
+
+		return sql;
 	}
 };
 

lib/query-builder.js

@@ -25,6 +25,9 @@ var QueryBuilder = function(driver, adapter) {
 
 	var parser = require('./query-parser')(driver);
 
+	this.driver = driver;
+	this.adapter = adapter;
+
 	/**
 	 * "Private" methods
 	 *
@@ -776,13 +779,14 @@ var QueryBuilder = function(driver, adapter) {
 	 * @param {Function} callback - Callback for handling response from the database
 	 * @return void
 	 */
-	this.update = function(table, data, callback) {
-		if (data) {
-			this.set(data);
+	this.update = function(/*table, data, callback*/) {
+		var args = getArgs('table:string, [data]:object, callback:function', arguments);
+		if (args.data) {
+			this.set(args.data);
 		}
 
 		// Run the query
-		_p.run('update', table, callback);
+		_p.run('update', args.table, args.callback);
 	};
 
 	/**
@@ -792,9 +796,16 @@ var QueryBuilder = function(driver, adapter) {
 	 * @param {Function} callback - Callback for handling response from the database
 	 * @return void
 	 */
-	this['delete'] = function (table, callback) {
+	this['delete'] = function (/*table, [where], callback*/) {
+		var args = getArgs('table:string, [where], callback:function', arguments);
+
+		if (args.where)
+		{
+			this.where(args.where);
+		}
+
 		// Run the query
-		_p.run('delete', table, callback);
+		_p.run('delete', args.table, args.callback);
 	};
 
 	// ------------------------------------------------------------------------

tests/adapters/mysql2_test.js

@@ -19,7 +19,8 @@ var qb = nodeQuery('mysql', connection, adapterName);
 
 // Set up the test base
 testBase._setUp(qb, function(test, err, rows) {
-	if (err) {
+	if (err != null) {
+		test.done();
 		throw new Error(err);
 	}
 

tests/adapters/mysql_test.js

@@ -19,7 +19,8 @@ var qb = nodeQuery('mysql', connection, adapterName);
 
 // Set up the test base
 testBase._setUp(qb, function(test, err, rows) {
-	if (err) {
+	if (err != null) {
+		test.done();
 		throw new Error(err);
 	}
 

tests/query-builder-base.js

@@ -19,6 +19,16 @@ module.exports = (function()  {
 	 * Generic query builder tests
 	 */
 	base.tests = {
+		setUp: function(callback) {
+			var sql = base.qb.driver.truncate('create_test');
+			base.qb.adapter.execute(sql, function(err, result) {
+				if (err) {
+					throw new Error(err);
+				}
+
+				callback();
+			});
+		},
 		// ! Get tests
 		'Get tests' : {
 			'Get with function': function(test) {
@@ -240,7 +250,7 @@ module.exports = (function()  {
 			}
 		},
 		'DB update tests' : {
-			/*'Test Insert': function(test) {
+			'Test Insert': function(test) {
 				base.qb.set('id', 98)
 					.set('key', 84)
 					.set('val', 120)
@@ -252,13 +262,39 @@ module.exports = (function()  {
 					key: 1,
 					val: 2
 				}, base.testCallback.bind(null, test));
-			}*/
+			},
+			'Test Update': function(test) {
+				base.qb.where('id', 7)
+					.update('create_test', {
+						id: 7,
+						key: 'gogle',
+						val: 'non-word'
+					}, base.testCallback.bind(null, test));
+			},
+			'Test set Array Update': function(test) {
+				var object = {
+					id: 22,
+					key: 'gogle',
+					val: 'non-word'
+				};
+
+				base.qb.set(object)
+					.where('id', 22)
+					.update('create_test', base.testCallback.bind(null, test));
+			},
+			'Test where set update': function(test) {
+				base.qb.where('id', 36)
+					.set('id', 36)
+					.set('key', 'gogle')
+					.set('val', 'non-word')
+					.update('create_test', base.testCallback.bind(null, test));
+			},
+			'Test delete': function(test) {
+				base.qb.delete('create_test', {id: 5}, base.testCallback.bind(null, test));
+			}
 		},
 		'Compiled query tests' : {
 
-		},
-		'Error tests' : {
-
 		}
 	};