/**
  * @test 
  */
 public function distinctGroupsTestTables()
 {
     $pdo = Connection::connectToTest();
     $this->emptyDatabase($pdo);
     $pdo->prepare($this->insertDataToTestDistinctGroups())->execute();
     $tableJson = "";
     $years = array(1990, 1991);
     $paramsGroup1 = array("subgroup" => 8, "font" => 1, "type" => 1, "variety" => 1, "origin" => 1, "destiny" => 1);
     $dataParams_1 = new DataParam();
     $dataParams_1->setParams($paramsGroup1);
     $paramsGroup2 = array("subgroup" => 9, "font" => 2, "type" => 1, "variety" => 1, "origin" => 1, "destiny" => 1);
     $dataParams_2 = new DataParam();
     $dataParams_2->setParams($paramsGroup2);
     $tableJson = $this->controller->buildTableSearchingDistinctGroups($dataParams_1, $dataParams_2, $years);
     $this->assertEquals($this->tableAlternative(), $tableJson);
 }