alasql/test/test192.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 = '.';
};

//if(typeof exports != 'object') {

describe('Test 192 - ORDER BY formula', function() {
    it("1. ORDER BY column", function(done) {
        var data = [{a:1},{a:1},{a:2},{a:3},{a:1},{a:2}];
        var res = alasql('SELECT a FROM ? ORDER BY 1-a',[data]);
        assert.deepEqual(res,[ { a: 3 }, { a: 2 }, { a: 2 }, { a: 1 }, { a: 1 }, { a: 1 } ]);
    	done();
    });
    it("2. ORDER BY column", function(done) {
        var data = [{a:"One"},{a:"Two"},{a:"Three"},{a:"Four"}];
        var res = alasql('SELECT a FROM ? ORDER BY MID(a,2,1)',[data]);
        assert.deepEqual(res,[ { a: 'Three' }, { a: 'One' }, { a: 'Four' }, { a: 'Two' } ]);
        done();
    });
});