public function testSet()
{
// Case Sensitive
$this->csEmptyTable->set('KEY', 'Upper key');
$this->assertTrue($this->csEmptyTable->has('KEY'));
$this->assertFalse($this->csEmptyTable->has('key'));
$this->assertEquals('Upper key', $this->csEmptyTable->get('KEY'));
$this->assertEquals(null, $this->csEmptyTable->get('key'));
// Case Insensitive
$this->icEmptyTable->set('KEY', 'Upper key');
$this->assertTrue($this->icEmptyTable->has('KEY'));
$this->assertTrue($this->icEmptyTable->has('key'));
$this->assertEquals('Upper key', $this->icEmptyTable->get('KEY'));
$this->assertEquals('Upper key', $this->icEmptyTable->get('key'));
}