alasql/test/test301.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 301 Vertices and Edges', function() {


  it('1. CREATE DATABASE',function(done){
    var res = alasql('CREATE DATABASE test301; USE test301');
    done();    
  });

  it('2. Create vertices',function(done){
//    var res = alasql('CREATE VERTEX');
    alasql('SET @v1 = (CREATE VERTEX SET name="Olga",age=19,sef="F")');
    alasql('SET @v2 = (CREATE VERTEX SET name="Peter",age=21,sef="M")');
    alasql('SET @v3 = (CREATE VERTEX SET name="Helen",age=20,sef="F")');
    alasql('SET @e12 = (CREATE EDGE FROM @v1 TO @v2 SET name="loves")');
    alasql('SET @e23 = (CREATE EDGE FROM @v2 TO @v3 SET name="loves")');

//    var res = alasql('SEARCH "Olga" > "loves" > name');
//    var res = alasql('SEARCH "Olga" > "loves" > name');
    var res = alasql('SEARCH / "Olga" > "loves" > name');
    assert.deepEqual(res,['Peter']);
    done();    
  });

  it('3. Create vertices',function(done){

    var res = alasql('SEARCH / "Olga" > "loves" > name');
    assert.deepEqual(res,['Peter']);
//      var res = alasql('SEARCH "Olga" > "loves" > name');
//       console.log(res);
    done();    
  });

  it('4. Create vertices',function(done){

    var res = alasql('SEARCH / "Olga" > AS @p > "Peter" @p name');
    assert.deepEqual(res,['loves']);
    done();    
  });

  it('5. Create vertices',function(done){

    var res = alasql('SEARCH / AS @p > "loves" > "Peter" @p->name');
    assert.deepEqual(res,['Olga']);
    done();
  });

  it('6. Create vertices',function(done){

      alasql('SET @steven = (CREATE VERTEX "Steven")');
      alasql('CREATE EDGE "loves" FROM @v1 TO @steven')
      var res = alasql('SEARCH / VERTEX AS @p > "loves" > AS @s @[(@p->name),(@s->name)]');
      assert.deepEqual(res,
        [ [ 'Olga', 'Peter' ],
          [ 'Olga', 'Steven' ],
          [ 'Peter', 'Helen' ] ]      
      );
//      console.log(res);

/*      var res = alasql('SEARCH / VERTEX AS @p > "loves" > AS @s @[(@p->name),(@s->name)]');
      assert.deepEqual(res,
        [ [ 'Olga', 'Peter' ],
          [ 'Olga', 'Steven' ],
          [ 'Peter', 'Helen' ] ]      
      );
*///      var res = alasql('SEARCH "Olga" > "loves" > ');
//      console.log(res);
//      var res = alasql.parse('SEARCH "Olga" > "loves" > name').statements[0].selectors;
//       console.log(res);

      var res = alasql('SEARCH / "Olga" > "loves" > name');
      assert.deepEqual(res, [ 'Peter', 'Steven' ]);
      
    done();    
  });
if(false) {
  it('4. +() and *() and NOT()',function(done){
      alasql('SET @heather = (CREATE VERTEX "Heather")');
      alasql('CREATE EDGE "loves" FROM @steven TO @heather');
      var res = alasql('SEARCH / VERTEX NOT(>) name');
      assert.deepEqual(res,[ 'Helen', 'Heather' ]);

      var res = alasql('SEARCH / VERTEX NOT(>"loves">"Steven") name');
      assert.deepEqual(res,[ 'Peter', 'Helen', 'Steven', 'Heather' ]);

      var res = alasql('SEARCH / VERTEX IF(>"loves">"Steven") name');
      assert.deepEqual(res,[ 'Olga' ]);

      var res = alasql('SEARCH / VERTEX @p >"loves">"Steven" @(@p) name');
      assert.deepEqual(res,[ 'Olga' ]);

//      var res = alasql('SEARCH VERTEX IF(*(>"loves">)"Steven") name');
//      assert.deepEqual(res,[ 'Olga' ]);


//      assert.deepEqual(res,
//        [ [ 'Olga', 'Peter' ],
//          [ 'Olga', 'Steven' ],
//          [ 'Peter', 'Helen' ] ]      
//      );
      
    done();    
  });
}

if(false) {
  it('3. Create edges',function(done){
    var res = alasql('CREATE CLASS Person');
    var res = alasql('CREATE VERTEX Person SET name = "Olga",age=56,sex="F"');  
    var res = alasql('CREATE VERTEX Person CONTENT {name:"Mike",age:45,sex:"M"},{name:"Paola",age:21,sex:"F"}');
    var res = alasql('CREATE VERTEX Person SELECT * FROM ?');
    var res = alasql('CREATE VERTEX Person');
    var res = alasql('SET @e12!name = "Lisa"');
    var res = alasql('SET @e12!age = 43');

    alasql('SET @john = (CREATE VERTEX Person SET name = "John",age=23,sex="M")');
    alasql('SET @peter = (CREATE VERTEX Person SET name = "Peter",age=18,sex="M")');
    alasql('SET @mike = (CREATE VERTEX Person CONTENT {name:"Mike",age:45,sex:"M"},{name:"Paola",age:21,sex:"F"})');
    alasql('SET @girls = (CREATE VERTEX Person SELECT * FROM ?',[[{name:"Mary",age:25,sex:"F"},{name:"Helen",age:33,sex:"F"}]]);
    alasql('SET @mary = @girls->0; SET @helen = @girls->1');
    alasql('SET @paola = (CREATE VERTEX Person SET name = "Paola",age:19,sex="M")');
    done();    
  });

  it('3. Create edges',function(done){
    alasql('CREATE EDGE FROM @john TO @mary SET relation="likes"');
    alasql('CREATE EDGE FROM @peter TO @mary SET relation="loves"');
    alasql('CREATE EDGE FROM @mike TO @mary CONTENT {relation:"hates"}');
    alasql('CREATE EDGE FROM @mike TO @paola CONTENT ?',[{relation:'loves'}]);
    alasql('CREATE EDGE FROM (SELECT * FROM Person WHERE sex="M") TO @helen SET relation:"love"');
    alasql('CREATE EDGE FROM @john TO (SELECT * FROM Person WHERE sex="M" AND [$id] <> @john) SET relation:"is friend of"');
    done();    
  });

  it('4. Create edges',function(done){
    alasql('SEARCH / OUT(relation="is friend of") FROM @john');
    alasql('SEARCH / @john ! OUT(relation="is friend of") OUT(relation="loves") (class="Person" AND name="Mary")');
  });


  it('9. DROP DATABASE',function(done){
    var res = alasql('DROP DATABASE test301');
    done();    
  });

  it('10. CREATE DATABASE',function(done){
    var res = alasql('CREATE DATABASE test301a; USE test301a');
    done();    
  });

  it('11. CREATE GRAPH',function(done){
    alasql('CREATE GRAPH #Olga, #Helen, #Pablo, #Andrey, #Alice, \
        #Olga >> #Pablo, #Helen >> #Andrey, \
        #Pablo >> #Alice, #Andrey >> #Alice');
    // Whom loves Olga?
    var res = alasql('SEARCH #Olga >> name');
    // ['Pablo']

    // Whom loves Olga's love objects?
    var res = alasql('SEARCH #Olga >> >> name');
    // ['Alice']

    // Who loves lovers of Alice?
    var res = alasql('SEARCH ANY(>> >> #Alice) name');
    // ['Olga','Helen']

    // Who loves lovers of Alice?
    var res = alasql('SEARCH #Olga PATH(#Alice) VERTEX name');
    // ['Pablo']
    var res = alasql('SEARCH #Olga PATH(#Alice) EDGE SET(color="red")');
    // ['Pablo']
  });

  it('19. DROP DATABASE',function(done){
    var res = alasql('DROP DATABASE test301a');
    done();    
  });
}

});