alasql/test/test139.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 139 JSON', function() {

	it("1. Simple JSON", function(done){
		alasql('CREATE DATABASE test139; use test139');

		var res = alasql('SELECT VALUE 1');
		assert(res == 1);

		var res = alasql('SELECT VALUE @1');
		assert(res == 1);

		var res = alasql('SELECT VALUE "Test"');
		assert(res == "Test");

		var res = alasql('SELECT VALUE @"Test"');
		assert(res == "Test");

		var res = alasql('SELECT VALUE TRUE');
		assert(res);

		var res = alasql('SELECT VALUE FALSE');
		assert(!res);

		var res = alasql('SELECT VALUE @true');
		assert(res);

		var res = alasql('SELECT VALUE @false');
		assert(!res);

		var res = alasql('SELECT VALUE @{a:1}');
		assert.deepEqual(res, {a:1});

		var res = alasql('SELECT VALUE @[1,2,3]');
		assert.deepEqual(res, [1,2,3]);

		var res = alasql('SELECT VALUE @[1,@[2,3]]');
		assert.deepEqual(res, [1,[2,3]]);

		var res = alasql('SELECT VALUE @[1,@[2,(2+1),@[4,?],{a:123}]]',[70]);
		assert.deepEqual(res, [1,[2,3, [4,70],{a:123}]]);

		done();
	});

	it("2. Property", function(done){
		var res = alasql('SELECT VALUE @{a:1}->a');
		assert(res == 1);
		var res = alasql('SELECT VALUE @{a:{b:@[1,2,3]}}->a->b->2');
		assert(res == 3);

		alasql('CREATE TABLE one');
		assert(!!alasql.tables.one);

		var res = alasql('INSERT INTO one VALUES @{a:1}, @{a:2,b:2}');
		assert(res == 2);
		assert.deepEqual(alasql.tables.one.data, [{a:1},{a:2,b:2}]);
		var res = alasql('SELECT * FROM one');
		assert.deepEqual(res, [{a:1},{a:2,b:2}]);

		var res = alasql('SELECT a FROM one');
		assert.deepEqual(res, [{a:1},{a:2}]);

		var res = alasql('SELECT b FROM one');
		assert.deepEqual(res, [{b:undefined},{b:2}]);

		var res = alasql('INSERT INTO one VALUES @{a:3,b:@[4,5]}');
		assert(res == 1);

		var res = alasql('SELECT COLUMN b AND b->0 FROM one');
		assert.deepEqual(res,[undefined,undefined,4]);

		var res = alasql('SELECT b FROM one');
		assert.deepEqual(res, [{b:undefined},{b:2},{b:[4,5]}]);
		// Make Dirty
		alasql.tables.one.data[2].b = 99;

		var res1 = alasql('SELECT b FROM one');
		assert.deepEqual(res1, [{b:undefined},{b:2},{b:99}]);

		var res2 = alasql('SELECT cloneDeep(b) AS b FROM one');
		assert.deepEqual(res2, [{b:undefined},{b:2},{b:99}]);

		// Make Dirty
		alasql.tables.one.data[2].b = 777;
		assert(res1,[{b:undefined},{b:2},{b:777}]);
		assert(res2,[{b:undefined},{b:2},{b:99}]);

//		console.log(res1);

		done();
	});

	it("3. Property of property", function(done){
		alasql('CREATE TABLE two');
		alasql('INSERT INTO two VALUES @{a:1,b:@[0,10,20]}, @{a:2,b:@[0,(-10),(-20)]},'
			+' @{a:4,b:@[100,200,300]}')
		var res = alasql('SELECT COLUMN b->(a) FROM two');
		assert.deepEqual(res,[10,-20, undefined]);

		alasql('INSERT INTO two VALUES @{a:1}');
		var res = alasql('SELECT COLUMN b AND b->(a) FROM two');
		assert.deepEqual(res,[10,-20, undefined, undefined]);


		alasql('CREATE TABLE four');
		alasql('INSERT INTO four VALUES @{b:1}, @{b:2}');
		var res = alasql('SELECT COLUMN @{a:@[2014,(2014+1),(2014+b)]} FROM four');
		assert.deepEqual(res, [{a:[2014,2015,2015]}, {a:[2014,2015,2016]}]);

		alasql('CREATE TABLE five (a JSON)');
		alasql('INSERT INTO five VALUES (1), ("two"), (@{b:"three"}), (@["F","O","U","R"])');

		var res = alasql('SELECT * FROM five');
		assert.deepEqual(alasql.tables.five.data,[{a:1},{a:'two'},{a:{b:'three'}},{a:["F","O","U","R"]}]);
		assert.deepEqual(res,[{a:1},{a:'two'},{a:{b:'three'}},{a:["F","O","U","R"]}]);

		var res = alasql('SELECT * FROM five WHERE a = "two"');
		assert.deepEqual(res,[{a:"two"}]);

		var res = alasql('SELECT * FROM five WHERE a == @["F","O","U","R"]');
		assert.deepEqual(res,[{a:["F","O","U","R"]}]);

//		alasql('INSERT INTO five VALUES (?)',[{a:[6,7]}]);
		alasql('INSERT INTO five VALUES (?)',[1]);

		var res = alasql('SELECT * FROM five');
		assert.deepEqual(res, [{ a: 1 },
  { a: 'two' },
  { a: { b: 'three' } },
  { a: [ 'F', 'O', 'U', 'R' ] },
  { a: 1 } ]);

		var res = alasql('SELECT * FROM five WHERE a = 1');
		assert.deepEqual(res,[{"a":1},{"a":1}]);

		alasql('INSERT INTO five VALUES (?)',[[6,7]]);
		var res = alasql('SELECT a FROM five WHERE a == @[6,7]');
		assert.deepEqual(res,[{a:[6,7]}]);

		alasql('INSERT INTO five VALUES (?)',[{w:123}]);
		var res = alasql('SELECT a FROM five WHERE a == @{w:123}');
		assert.deepEqual(res,[{a:{w:123}}]);


		alasql('INSERT INTO five VALUES (@{w:?})',[59]);
		alasql('INSERT INTO five VALUES (@{w:?})',[234]);
		var res = alasql('SELECT a FROM five WHERE a == @{w:234}');
		assert.deepEqual(res,[{a:{w:234}}]);

		var res = alasql('SELECT COLUMN a->w FROM five WHERE a->w > 100');
		assert.deepEqual(res,[123,234]);

		var res = alasql('SELECT COLUMN a->w FROM five WHERE a == @{w:?}',[59]);
		assert.deepEqual(res,[59]);

//		console.log(res);


		done();
	});

	it("99. Drop database", function(done){
		alasql('DROP DATABASE test139');
		done();
	});
});