public function testGetSetHeaderParams()
{
$config = new ExportSettings();
$this->assertFalse($config->isHeaderKeysAsParams());
$this->assertNull($config->getHeaders());
$config->setHeaders(['foo', 'bar']);
$this->assertSame(['foo', 'bar'], $config->getHeaderParams());
$this->assertSame($config->getHeaders(), $config->getHeaderParams());
$config->setHeaderKeysAsParams(true);
$this->assertTrue($config->isHeaderKeysAsParams());
$this->assertSame([0, 1], $config->getHeaderParams());
$this->assertSame(['foo', 'bar'], $config->getHeaders());
$config->setHeaders(['this' => 'is', 'associative' => 'array']);
$this->assertTrue($config->isHeaderKeysAsParams());
$this->assertSame(['this', 'associative'], $config->getHeaderParams());
$this->assertSame(['this' => 'is', 'associative' => 'array'], $config->getHeaders());
}