knex-json-query/test.js

/* global describe, it  */
var assert = require('assert');
var knex = require('knex')({});
var knexJsonQuery = require('./');


var conditions= [
  /* -----------Tests for and conditoins---------- */
  {
    name: 'handle simple and conditions',
    input:{ f1: 10, f2: 20, f3: 30 },
    output: 'select * where ("f1" = 10 and "f2" = 20 and "f3" = 30)'
  },
  {
    name: 'handle simple and condition with like statement',
    input:{ f1: ['LIKE', 20], f2: 20, f3: 30 },
    output: 'select * where ("f1" LIKE 20 and "f2" = 20 and "f3" = 30)'
  },
  {
    name: 'handle simple and condition with between statement',
    input:{ f1: ['BETWEEN', 50, 60 ], f2: 20, f3: 30 },
    output: 'select * where ("f1" between 50 and 60 and "f2" = 20 and "f3" = 30)'
  },
  {
    name: 'handle simple and condition with in statement',
    input:{ f1: ['IN', [ 50, 60 ] ], f2: 20, f3: 30 },
    output: 'select * where ("f1" in (50, 60) and "f2" = 20 and "f3" = 30)'
  },
  /* -----------Tests for or conditoins---------- */
  {
    name: 'handle simple or condition',
    input:[ { f1: 10 }, { f2: 20 }, { f3: 30 } ],
    output: 'select * where (("f1" = 10) or ("f2" = 20) or ("f3" = 30))'
  },
  {
    name: 'handle simple or condition with like statement',
    input:[ { f1: ['LIKE',10] }, { f2: 20 }, { f3: 30 } ],
    output: 'select * where (("f1" LIKE 10) or ("f2" = 20) or ("f3" = 30))'
  },
  {
    name: 'handle simple or condition with between statement',
    input:[ { f1: ['BETWEEN',50, 60] }, { f2: 20 }, { f3: 30 } ],
    output: 'select * where (("f1" between 50 and 60) or ("f2" = 20) or ("f3" = 30))'
  },
  {
    name: 'handle simple or condition with in statement',
    input:[ { f1: ['IN',[ 50, 60 ]] }, { f2: 20 }, { f3: 30 } ],
    output: 'select * where (("f1" in (50, 60)) or ("f2" = 20) or ("f3" = 30))'
  },
];


describe('SQL query generation from json query', function(){
  conditions.forEach(function(v){
    it( 'should ' + v.name , function(){
      var expectedOut = knex.where( knexJsonQuery(v.input) ) + '';
      assert.equal( v.output, expectedOut );
    });
  });
});