miloschumanunit\highcharts\SeriesDataHelperTest::testFancyDataProcessing PHP Метод

    public function testFancyDataProcessing()
    {
        $data = [['date_measured' => '2016-03-01 03:00:00', 'open' => 3.14, 'pointData' => 'Show this on the graph'], ['date_measured' => '2016-03-02 03:00:00', 'open' => 4.14, 'pointData' => 'This as well']];
        $columns = ['x' => ['date_measured', 'datetime'], 'y' => 'open:int', 'extra' => 'pointData:raw'];
        $dataProvider = $this->setupDataProvider($data);
        $helper = new SeriesDataHelper($dataProvider, $columns);
        $results = $helper->jsonSerialize();
        $this->assertEquals(strtotime('2016-03-01 03:00:00') * 1000, $results[0]['x']);
        $this->assertEquals(3, $results[0]['y']);
        $this->assertEquals('Show this on the graph', $results[0]['extra']);
        $this->assertEquals(strtotime('2016-03-02 03:00:00') * 1000, $results[1]['x']);
        $this->assertEquals(4, $results[1]['y']);
        $this->assertEquals('This as well', $results[1]['extra']);
    }