PhpOffice\PhpPresentation\Tests\Shape\Chart\SeriesTest::testDataLabelNumFormat PHP Method

    public function testDataLabelNumFormat()
    {
        $object = new Series();
        $this->assertEmpty($object->getDlblNumFormat());
        $this->assertFalse($object->hasDlblNumFormat());
        $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\Chart\\Series', $object->setDlblNumFormat('#%'));
        $this->assertEquals('#%', $object->getDlblNumFormat());
        $this->assertTrue($object->hasDlblNumFormat());
        $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\Chart\\Series', $object->setDlblNumFormat());
        $this->assertEmpty($object->getDlblNumFormat());
        $this->assertFalse($object->hasDlblNumFormat());
    }