Increase code coverage

.travis.yml

@@ -2,7 +2,6 @@ language: node_js
 sudo: false
 
 node_js:
-  - "iojs"
   - "node"
   - "5.1"
   - "5.0"
@@ -17,8 +16,4 @@ before_script:
   - mysql -v -uroot test < ./test/sql/mysql.sql
   - psql test postgres -f ./test/sql/pgsql.sql
 
-script: gulp
-
-matrix:
-  allow_failures:
-    - node_js: iojs
+script: gulp

gulpfile.js

@@ -9,7 +9,10 @@ const documentation = require('gulp-documentation'),
 	sloc = require('gulp-sloc');
 
 const SRC_FILES = ['lib/**/*.js'];
-const TEST_FILES = ['test/**/*_test.js'];
+const TEST_FILES = [
+	'test/*_test.js',
+	'test/adapters/*_test.js'
+];
 
 const ESLINT_SETTINGS = {
 	"env": {
@@ -22,7 +25,9 @@ const ESLINT_SETTINGS = {
 		"no-constant-condition": [1],
 		"no-extra-semi": [1],
 		"no-func-assign": [1],
+		"no-obj-calls": [2],
 		"no-unexpected-multiline" : [2],
+		"no-unneeded-ternary": [2],
 		"radix": [2],
 		"no-with": [2],
 		"no-eval": [2],
@@ -42,7 +47,9 @@ const ESLINT_SETTINGS = {
 		"no-var": [2],
 		"valid-jsdoc": [1],
 		"strict": [2, "global"],
-		"callback-return": [1]
+		"callback-return": [1],
+		"object-shorthand": [1, "methods"],
+		"prefer-template": [1]
 	}
 };
 
@@ -55,7 +62,7 @@ gulp.task('lint', () => {
 });
 
 gulp.task('lint-tests', ['lint'], () => {
-	return pipe(gulp.src(TEST_FILES), [
+	return pipe(gulp.src(['test/**/*.js']), [
 		eslint(ESLINT_SETTINGS),
 		eslint.format(),
 		eslint.failAfterError()
@@ -81,7 +88,13 @@ gulp.task('mocha', ['lint-tests', 'sloc'], () => {
 			bail: true,
 			//reporter: 'dot',
 			//reporter: 'landing',
-		}));
+		}))
+		.once('error', () => {
+            process.exit(1);
+        })
+		.once('end', () => {
+            process.exit();
+        });
 });
 
 gulp.task('test', ['test-sloc', 'lint-tests'], function(cb) {
@@ -98,6 +111,12 @@ gulp.task('test', ['test-sloc', 'lint-tests'], function(cb) {
 				dir: './coverage',
 				reporters: ['lcov', 'lcovonly', 'html', 'text']
 			})
+				.once('error', () => {
+		            process.exit(1);
+		        })
+				.once('end', () => {
+		            process.exit();
+		        })
 		]);
 	});
 });

lib/NodeQuery.js

@@ -1,6 +1,5 @@
 "use strict";
 
-let instance = null;
 let fs = require('fs'),
 	helpers = require('./helpers'),
 	QueryBuilder = require('./QueryBuilder');
@@ -22,7 +21,6 @@ class NodeQuery {
 	/**
 	 * Create a query builder object
 	 *
-	 * @memberOf NodeQuery
 	 * @param {String} driverType - The name of the database type, eg. mysql or pg
 	 * @param {Object} connObject - A connection object from the database library you are connecting with
 	 * @param {String} [connLib] - The name of the db connection library you are using, eg. mysql or mysql2. Optional if the same as drivername
@@ -32,17 +30,16 @@ class NodeQuery {
 		connLib = connLib || driverType;
 
 		let paths = {
-			driver: `${__dirname}/drivers/` + helpers.upperCaseFirst(driverType),
+			driver: `${__dirname}/drivers/${helpers.upperCaseFirst(driverType)}`,
 			adapter: `${__dirname}/adapters/${connLib}`
 		};
 
 		Object.keys(paths).forEach(type => {
-			if ( ! fs.existsSync(paths[type]))
-			{
+			try {
+				fs.statSync(`${paths[type]}.js`);
+			} catch(e) {
 				throw new Error(
-					`Selected ${type} (` +
-					helpers.upperCaseFirst(driverType) +
-					`) does not exist!`
+					`Selected ${type} (${helpers.upperCaseFirst(driverType)}) does not exist!`
 				);
 			}
 		});
@@ -62,13 +59,12 @@ class NodeQuery {
 	 * @return {QueryBuilder} - The Query Builder object
 	 */
 	getQuery() {
-		if ( ! this.instance) {
+		if (this.instance == null) {
 			throw new Error("No Query Builder instance to return");
 		}
 
 		return this.instance;
 	}
-
 }
 
 module.exports = new NodeQuery();

lib/QueryBuilder.js

@@ -261,7 +261,7 @@ module.exports = class QueryBuilder {
 		let args = getArgs('key:string, val:array, inClause:string, conj:string', arguments);
 
 		args.key = this.driver.quoteIdentifiers(args.key);
-		let params = new Array(args.val.length);
+		let params = Array(args.val.length);
 		params.fill('?');
 
 		args.val.forEach(value => {

lib/QueryParser.js

@@ -114,8 +114,6 @@ module.exports = class QueryParser {
 	 */
 	compileJoin(condition) {
 		let parts = this.parseJoin(condition);
-		let count = parts.identifiers.length;
-		let i;
 
 		// Quote the identifiers
 		parts.combined.forEach((part, i) => {

lib/drivers/Firebird.js

@@ -1,6 +1,6 @@
 "use strict";
 
-var helpers = require('../helpers');
+let helpers = require('../helpers');
 
 /**
  * Driver for Firebird databases
@@ -9,7 +9,7 @@ var helpers = require('../helpers');
  */
 module.exports = (function() {
 	delete require.cache[require.resolve('../Driver')];
-	var driver = require('../Driver');
+	let driver = require('../Driver');
 
 	driver.hasTruncate = false;
 
@@ -22,7 +22,7 @@ module.exports = (function() {
 	 * @return {String}
 	 */
 	driver.limit = function(origSql, limit, offset) {
-		var sql = 'FIRST ' + limit;
+		let sql = 'FIRST ' + limit;
 
 		if (helpers.isNumber(offset))
 		{

lib/drivers/Mysql.js

@@ -7,7 +7,7 @@
  */
 module.exports = (function() {
 	delete require.cache[require.resolve('../Driver')];
-	var driver = require('../Driver'),
+	let driver = require('../Driver'),
 		helpers = require('../helpers');
 
 	driver.identifierStartChar = '`';

lib/drivers/Pg.js

@@ -7,7 +7,7 @@
  */
 module.exports = (function() {
 	delete require.cache[require.resolve('../Driver')];
-	var driver = require('../Driver');
+	let driver = require('../Driver');
 
 	return driver;
 }());

lib/drivers/Sqlite.js

@@ -7,7 +7,7 @@
  */
 module.exports = (function() {
 	delete require.cache[require.resolve('../Driver')];
-	var driver = require('../Driver'),
+	let driver = require('../Driver'),
 		helpers = require('../helpers');
 
 	// Sqlite doesn't have a truncate command
@@ -25,7 +25,7 @@ module.exports = (function() {
 
 		// Get the data values to insert, so they can
 		// be parameterized
-		var sql = "",
+		let sql = "",
 			vals = [],
 			cols = [],
 			fields = [],
@@ -36,7 +36,7 @@ module.exports = (function() {
 
 
 		data.forEach(function(obj) {
-			var row = [];
+			let row = [];
 			Object.keys(obj).forEach(function(key) {
 				row.push(obj[key]);
 			});
@@ -55,7 +55,7 @@ module.exports = (function() {
 		sql += "SELECT " + cols.join(', ') + "\n";
 
 		vals.forEach(function(row_values) {
-			var quoted = row_values.map(function(value) {
+			let quoted = row_values.map(function(value) {
 				return String(value).replace("'", "'\'");
 			});
 			sql += "UNION ALL SELECT '" + quoted.join("', '") + "'\n";

package.json

@@ -49,6 +49,7 @@
     "chai": "",
     "documentation": "",
     "eslint": "",
+    "glob": "^6.0.1",
     "gulp": "",
     "gulp-documentation": "^2.1.0",
     "gulp-eslint": "",

test/adapters/adapterTestBase.js

@@ -0,0 +1,157 @@
+"use strict";
+
+module.exports.tests = {
+	'Get tests': {
+		'Get with function': {
+			select: ['id, COUNT(id) as count'],
+			from: ['create_test'],
+			groupBy: ['id'],
+			get : []
+		},
+		'Basic select all get': {
+			get: ['create_test']
+		},
+		'Basic select all with from': {
+			from: ['create_test'],
+			get: []
+		},
+		'Get with limit': {
+			get: ['create_test', 2]
+		},
+		'Get with limit and offset': {
+			get: ['create_test', 2, 1]
+		},
+		'Get with having': {
+			select: ['id'],
+			from: ['create_test'],
+			groupBy: ['id'],
+			having: [
+				'multiple',
+				[{'id >': 1}],
+				['id !=', 3],
+				['id', 900],
+			],
+			get: []
+		},
+		'Get with orHaving': {
+			select: ['id'],
+			from: ['create_test'],
+			groupBy: ['id'],
+			having: [{'id >': 1}],
+			orHaving: ['id !=', 3],
+			get: []
+		}
+	},
+	'Select tests': {
+		'Select where get': {
+			select: [['id', 'key as k', 'val']],
+			where: [
+				'multiple',
+				['id >', 1],
+				['id <', 900]
+			],
+			get: ['create_test', 2, 1]
+		},
+		'Select where get 2': {
+			select: ['id, key as k, val'],
+			where: ['id !=', 1],
+			get: ['create_test', 2, 1]
+		},
+		'Multi Order By': {
+			from: ['create_test'],
+			orderBy: ['id, key'],
+			get: []
+		},
+		'Select get': {
+			select: ['id, key as k, val'],
+			get: ['create_test', 2, 1]
+		},
+		'Select from get': {
+			select: ['id, key as k, val'],
+			from: ['create_test ct'],
+			where: ['id >', 1],
+			get: []
+		},
+		'Select from limit get': {
+			select: ['id, key as k, val'],
+			from: ['create_test ct'],
+			where: ['id >', 1],
+			limit: [3],
+			get: []
+		},
+		'Select where IS NOT NULL': {
+			select: ['id', 'key as k', 'val'],
+			from: ['create_test ct'],
+			whereIsNotNull: ['id'],
+			get: []
+		},
+		'Select where IS NULL': {
+			select: ['id', 'key as k', 'val'],
+			from: ['create_test ct'],
+			whereIsNull: ['id'],
+			get: []
+		},
+		'Select where OR IS NOT NULL': {
+			select: ['id', 'key as k', 'val'],
+			from: ['create_test ct'],
+			whereIsNull: ['id'],
+			orWhereIsNotNull: ['id'],
+			get: []
+		},
+		'Select where OR IS NULL': {
+			select: ['id', 'key as k', 'val'],
+			from: ['create_test ct'],
+			where: ['id', 3],
+			orWhereIsNull: ['id'],
+			get: []
+		},
+		'Select with string where value': {
+			select: ['id', 'key as k', 'val'],
+			from: ['create_test ct'],
+			where: ['id > 3'],
+			get: []
+		},
+		'Select with function and argument in WHERE clause': {
+			select: ['id'],
+			from: ['create_test ct'],
+			where: ['id', 'CEILING(SQRT(88))'],
+			get: []
+		}
+	}
+};
+
+
+
+module.exports.runner = (tests, qb, callback) => {
+	Object.keys(tests).forEach(suiteName => {
+		suite(suiteName, () => {
+			let currentSuite = tests[suiteName];
+			Object.keys(currentSuite).forEach(testDesc => {
+				test(testDesc, done => {
+					let methodObj = currentSuite[testDesc];
+					let methodNames = Object.keys(methodObj);
+					let lastMethodIndex = methodNames[methodNames.length - 1];
+
+					methodObj[lastMethodIndex].push((err, rows) => {
+						callback(err, done);
+					});
+
+					methodNames.forEach(name => {
+						let args = methodObj[name],
+							method = qb[name];
+
+						if (args[0] === 'multiple') {
+							args.shift();
+							args.forEach(argSet => {
+								method.apply(qb, argSet);
+							});
+
+						} else {
+							method.apply(qb, args);
+						}
+					});
+				});
+			});
+		});
+	});
+};

test/adapters/dblite_test.js

@@ -0,0 +1,61 @@
+'use strict';
+
+// Load the test base
+let reload = require('require-reload')(require);
+let getArgs = require('getargs');
+let expect = require('chai').expect;
+let tests = reload('./adapterTestBase').tests;
+let testRunner = reload('./adapterTestBase').runner;
+
+// Load the test config file
+let adapterName = 'dblite';
+let sqlite = null;
+let connection = null;
+
+// Set up the connection
+try {
+	sqlite = require(adapterName).withSQLite('3.7.11');
+	connection = sqlite(':memory:');
+} catch (e) {
+	// Export an empty testsuite if module not loaded
+	console.log(e);
+	console.log("Database adapter dblite not found");
+	//return {};
+}
+
+if (connection) {
+	// Set up the query builder object
+	let nodeQuery = require('../../lib/NodeQuery');
+	let qb = nodeQuery.init('sqlite', connection, adapterName);
+
+
+	// Add a test for this adapter
+	tests['Select tests']['Select with function and argument in WHERE clause'] = {
+		'select': ['id'],
+		'from': ['create_test'],
+		'where': ['id', 'ABS(-88)'],
+		'get': []
+	};
+
+	suite('Dblite adapter tests', () => {
+		suiteSetup(() => {
+			// Set up the sqlite database
+			let sql = 'CREATE TABLE IF NOT EXISTS "create_test" ("id" INTEGER PRIMARY KEY, "key" TEXT, "val" TEXT);' +
+			'CREATE TABLE IF NOT EXISTS "create_join" ("id" INTEGER PRIMARY KEY, "key" TEXT, "val" TEXT);';
+			connection.query(sql);
+		});
+		testRunner(tests, qb, (err, done) => {
+			expect(err).is.not.ok;
+			done();
+		});
+		suite('Adapter-specific tests', () => {
+			test('nodeQuery.getQuery = nodeQuery.init', () => {
+				expect(nodeQuery.getQuery())
+					.to.be.deep.equal(qb);
+			});
+		});
+		suiteTeardown(() => {
+			connection.close();
+		});
+	});
+}

test/adapters/mysql2_test.js

@@ -0,0 +1,39 @@
+'use strict';
+
+let configFile = (process.env.CI) ? '../config-travis.json' : '../config.json';
+
+// Load the test base
+let reload = require('require-reload')(require);
+reload.emptyCache();
+let getArgs = reload('getargs');
+let expect = reload('chai').expect;
+let tests = reload('./adapterTestBase').tests;
+let testRunner = reload('./adapterTestBase').runner;
+
+// Load the test config file
+let adapterName = 'mysql2';
+let config = reload(configFile)[adapterName];
+
+// Set up the connection
+let mysql2 = reload(adapterName);
+let connection = mysql2.createConnection(config.conn);
+
+// Set up the query builder object
+let nodeQuery = reload('../../lib/NodeQuery');
+let qb = nodeQuery.init('mysql', connection, adapterName);
+
+suite('Mysql2 adapter tests', () => {
+	testRunner(tests, qb, (err, done) => {
+		expect(err).is.not.ok;
+		done();
+	});
+	suite('Adapter-specific tests', () => {
+		test('nodeQuery.getQuery = nodeQuery.init', () => {
+			expect(nodeQuery.getQuery())
+				.to.be.deep.equal(qb);
+		});
+	});
+	suiteTeardown(() => {
+		connection.end();
+	});
+});

test/adapters/mysql_test.js

@@ -0,0 +1,39 @@
+'use strict';
+
+let configFile = (process.env.CI) ? '../config-travis.json' : '../config.json';
+
+// Load the test base
+let reload = require('require-reload')(require);
+reload.emptyCache();
+let getArgs = reload('getargs');
+let expect = reload('chai').expect;
+let tests = reload('./adapterTestBase').tests;
+let testRunner = reload('./adapterTestBase').runner;
+
+// Load the test config file
+let adapterName = 'mysql';
+let config = reload(configFile)[adapterName];
+
+// Set up the connection
+let mysql = reload(adapterName);
+let connection = mysql.createConnection(config.conn);
+
+// Set up the query builder object
+let nodeQuery = reload('../../lib/NodeQuery');
+let qb = nodeQuery.init('mysql', connection);
+
+suite('Mysql adapter tests', () => {
+	testRunner(tests, qb, (err, done) => {
+		expect(err).is.not.ok;
+		done();
+	});
+	suite('Adapter-specific tests', () => {
+		test('nodeQuery.getQuery = nodeQuery.init', () => {
+			expect(nodeQuery.getQuery())
+				.to.be.deep.equal(qb);
+		});
+	});
+	suiteTeardown(() => {
+		connection.end();
+	});
+});

test/adapters/node-firebird_test.js

@@ -0,0 +1,41 @@
+'use strict';
+
+// Load the test base
+let reload = require('require-reload')(require);
+let expect = reload('chai').expect;
+let tests = reload('./adapterTestBase').tests;
+let testRunner = reload('./adapterTestBase').runner;
+
+// Load the test config file
+let adapterName = 'node-firebird';
+let Firebird = reload(adapterName);
+let config = reload('../config.json')[adapterName];
+config.conn.database = __dirname + config.conn.database;
+let nodeQuery = reload('../../lib/NodeQuery');
+
+// Skip on TravisCi
+if (process.env.CI || process.env.JENKINS_HOME)
+{
+	return;
+}
+
+suite('Firebird adapter tests', () => {
+	Firebird.attach(config.conn, (err, db) => {
+		// Set up the query builder object
+		let qb = nodeQuery.init('firebird', db, adapterName);
+
+		testRunner(tests, qb, (err, done) => {
+			expect(err).is.not.ok;
+			done();
+		});
+		suite('Adapter-specific tests', () => {
+			test('nodeQuery.getQuery = nodeQuery.init', () => {
+				expect(nodeQuery.getQuery())
+					.to.be.deep.equal(qb);
+			});
+		});
+		suiteTeardown(() => {
+			db.detach();
+		});
+	});
+});

test/adapters/pg_test.js

@@ -0,0 +1,42 @@
+'use strict';
+
+let configFile = (process.env.CI) ? '../config-travis.json' : '../config.json';
+
+// Load the test base
+let reload = require('require-reload')(require);
+let expect = reload('chai').expect;
+let tests = reload('./adapterTestBase').tests;
+let testRunner = reload('./adapterTestBase').runner;
+
+// Load the test config file
+let adapterName = 'pg';
+let config = reload(configFile)[adapterName];
+
+// Set up the connection
+let pg = reload(adapterName);
+let connection = new pg.Client(config.conn);
+connection.connect(function(err) {
+	if (err) {
+		throw new Error(err);
+	}
+});
+
+// Set up the query builder object
+let nodeQuery = reload('../../lib/NodeQuery');
+let qb = nodeQuery.init('pg', connection);
+
+suite('Pg adapter tests', () => {
+	testRunner(tests, qb, (err, done) => {
+		expect(err).is.not.ok;
+		done();
+	});
+	suite('Adapter-specific tests', () => {
+		test('nodeQuery.getQuery = nodeQuery.init', () => {
+			expect(nodeQuery.getQuery())
+				.to.be.deep.equal(qb);
+		});
+	});
+	suiteTeardown(() => {
+		connection.end();
+	});
+});

test/base_test.js

@@ -1,39 +1,35 @@
 'use strict';
 
-let assert = require('chai').assert;
-let nodeQuery = require('../lib/NodeQuery');
+let expect = require('chai').expect,
+	reload = require('require-reload')(require),
+	glob = require('glob'),
+	nodeQuery = reload('../lib/NodeQuery');
 
 suite('Base tests', () => {
-	test('Sanity check', () => {
-		let modules = {
-			helpers: require('../lib/helpers'),
-			driver: require('../lib/DriverBase'),
-			qb: require('../lib/QueryBuilder'),
-			'node-query': require('../lib/NodeQuery'),
-			'state': require('../lib/State'),
-			'drivers/pg': require('../lib/drivers/Pg'),
-			'drivers/mysql': require('../lib/drivers/Mysql'),
-			'drivers/sqlite': require('../lib/drivers/Sqlite'),
-			'adapters/mysql': require('../lib/adapters/mysql'),
-			'adapters/mysql2': require('../lib/adapters/mysql2'),
-			'adapters/pg': require('../lib/adapters/pg'),
-			'adapters/dblite': require('../lib/adapters/dblite')
-		};
-
-		Object.keys(modules).forEach(mod => {
-			assert.ok(modules[mod], mod + " module is sane");
+	suite('Sanity check', () => {
+		let files = glob.sync(`${__dirname}/../lib/**/*.js`);
+		files.forEach(mod => {
+			let obj = require(mod);
+			let shortName = mod.replace(/^\/(.*?)\/lib\/(.*?)\.js$/g, "$2");
+			test(`${shortName} module is sane`, () => {
+				expect(obj).to.be.ok;
+			});
 		});
 	});
 
 	test('NodeQuery.getQuery with no instance', () => {
-		assert.throws(() => {
-			nodeQuery.getQuery();
-		}, Error, "No Query Builder instance to return");
+		// Hack for testing to work around node
+		// module caching
+		let nodeQueryCopy = Object.create(nodeQuery);
+		nodeQueryCopy.instance = null;
+		expect(() => {
+			nodeQueryCopy.getQuery();
+		}).to.throw(Error, "No Query Builder instance to return");
 	});
 
 	test('Invalid driver type', () => {
-		assert.throws(() => {
+		expect(() => {
 			nodeQuery.init('foo', {}, 'bar');
-		}, Error, "Selected driver (Foo) does not exist!");
+		}).to.throw(Error, "Selected driver (Foo) does not exist!");
 	});
 });

test/mocha.opts

@@ -0,0 +1,4 @@
+--ui tdd
+--bail
+--recursive
+--reporter nyan

test/query-parser_test.js

@@ -5,7 +5,7 @@ let expect = require('chai').expect;
 // Use the base driver as a mock for testing
 let getArgs = require('getargs');
 let helpers = require('../lib/helpers');
-let driver = require('../lib/DriverBase');
+let driver = require('../lib/Driver');
 
 let p = require('../lib/QueryParser');
 let	parser = new p(driver);