Sonata\Exporter\Test\Writer\XmlExcelWriterTest::testWriter PHP Method

    public function testWriter()
    {
        $writer = new XmlExcelWriter($this->filename, false);
        $writer->open();
        $writer->write(array(' john', 'doe &', 'é'));
        $writer->close();
        $expected = '<Row><Cell><Data ss:Type="String"> john</Data></Cell><Cell><Data ss:Type="String">doe &amp;</Data></Cell><Cell><Data ss:Type="String">é</Data></Cell></Row>';
        $this->assertTrue(strstr(file_get_contents($this->filename), $expected) !== false);
    }