/**
* @return array
*/
public function testIsBoolean()
{
$this->assertTrue(CellHelper::isBoolean(true));
$this->assertTrue(CellHelper::isBoolean(false));
$this->assertFalse(CellHelper::isBoolean(0));
$this->assertFalse(CellHelper::isBoolean(1));
$this->assertFalse(CellHelper::isBoolean("0"));
$this->assertFalse(CellHelper::isBoolean("1"));
$this->assertFalse(CellHelper::isBoolean("true"));
$this->assertFalse(CellHelper::isBoolean("false"));
$this->assertFalse(CellHelper::isBoolean([true]));
$this->assertFalse(CellHelper::isBoolean(new \stdClass()));
$this->assertFalse(CellHelper::isBoolean(null));
}
/**
* @expectedException \Box\Spout\Common\Exception\InvalidArgumentException
*
* @return void
*/
public function testGetColumnIndexFromCellIndexShouldThrowIfInvalidCellIndex()
{
CellHelper::getColumnIndexFromCellIndex('InvalidCellIndex');
}
