alasql/test/test140.js

AlaSQL.js - JavaScript SQL database library for relational and graph data manipulation with support of localStorage, IndexedDB, and Excel

if(typeof exports === 'object') {
	var assert = require("assert");
	var alasql = require('..');
} else {
	__dirname = '.';
};

describe('Test 140 JavaScript Functions', function() {

	it("1. Simple Date functions", function(done){
		alasql('CREATE DATABASE test140; use test140');

		var res = alasql('SELECT * FROM ?', [[{d: new Date(2014,0,1)},{d: new Date(2015,11,31)} ]]);
		assert(res.length == 2);
		assert(res[0].d.getFullYear);

		var res = alasql('SELECT COLUMN d->getFullYear() FROM ?', [[{d: new Date(2014,0,1)},{d: new Date(2015,11,31)} ]]);
		assert.deepEqual(res,[2014,2015]);

		var res = alasql('SELECT d->getFullYear() AS d FROM ?', [[{d: new Date(2014,0,1)},{d: new Date(2015,11,31)} ]]);
		assert.deepEqual(res, [{d:2014},{d:2015}]);

		done();
	});

	it("2. Simple String functions", function(done){
		var res = alasql('SELECT COLUMN d->substr(e) FROM ?', [[{d: "abcd",e:1},{d: "ABCD",e:2} ]]);
		assert.deepEqual(res,["bcd","CD"]);

		var res = alasql('SELECT COLUMN d->substr(e,e) FROM ?', [[{d: "abcd",e:1},{d: "ABCD",e:2} ]]);
		assert.deepEqual(res,["b","CD"]);

		done();
	});

	it("3. NEW keyword", function(done){
		alasql.fn.Date = Date;

		var res = alasql("SELECT VALUE new Date(2014,0,1)");
		assert(res.getFullYear() == 2014);

		var res = alasql("SELECT VALUE new Date(2014,0,1)->getFullYear()");
		assert(res == 2014);

		done();
	});

	it("4. Create table with Date", function(done){
		alasql.fn.Date = Date;

		alasql('CREATE TABLE one (d Date)');

		alasql('INSERT INTO one VALUES (new Date(2014,0,1)), (new Date(2015,0,2))');

		var res = alasql("SELECT COLUMN d->getFullYear() FROM one");
		assert.deepEqual(res,[2014,2015]);

		var res = alasql("SELECT COLUMN d->getFullYear() FROM one WHERE d === new Date(2015,0,1)");
		assert.deepEqual(res,[]);

		var res = alasql("SELECT COLUMN d->getFullYear() FROM one WHERE d === new Date(2015,0,2)");
		assert.deepEqual(res,[2015]);
		done();
	});


	it("5. Create table with default conversion Date", function(done){
		alasql('CREATE TABLE two (d DATE)');

		alasql('INSERT INTO two VALUES ("2014-01-01"), ("2015-01-02")');

		var res = alasql("SELECT COLUMN d FROM two");
		assert.deepEqual(res,["2014-01-01", "2015-01-02"]);
//		assert.deepEqual(res,[2014,2015]);
//		console.log(res);

		var res = alasql("SELECT COLUMN d FROM two");
		assert.deepEqual(res,["2014-01-01","2015-01-02"]);
		done();
	});

	it("6. Create table with default conversion Date", function(done){

		alasql('CREATE TABLE three (d Date)');

		alasql('INSERT INTO three VALUES ("2014-01-01"), ("2015-01-02")');

		var res = alasql("SELECT COLUMN d->getFullYear() FROM three");
		assert.deepEqual(res,[2014,2015]);
		done();
	});

	it("7. Create table with default conversion Date", function(done){


		delete alasql.fn.Date;
		alasql('CREATE TABLE four (d Date)');

		alasql('INSERT INTO four VALUES ("2014-01-01"), ("2015-01-02")');

		var res = alasql("SELECT COLUMN YEAR(d) FROM four");
		assert.deepEqual(res,[2014,2015]);

		var res = alasql("SELECT COLUMN MONTH(d) FROM four");
		assert.deepEqual(res,[1,1]);

		var res = alasql("SELECT COLUMN DAY(d) FROM four");
		assert.deepEqual(res,[1,2]);

//		console.log(res);
		var res = alasql("SELECT COLUMN d FROM four");
		assert.deepEqual(res,["2014-01-01","2015-01-02"]);

		done();
	});



	it("99. Drop database", function(done){
		alasql('DROP DATABASE test140');
		done();
	});
});