public function testExtras()
{
$this->assertSame([], $this->context->getExtras());
$this->assertSame([], $this->context->get(ConfigContext::EXTRA));
$this->assertFalse($this->context->has('test'));
$extras = [new TestConfigExtra('test')];
$this->context->setExtras($extras);
$this->assertEquals($extras, $this->context->getExtras());
$this->assertEquals(['test'], $this->context->get(ConfigContext::EXTRA));
$this->assertTrue($this->context->has('test'));
$this->context->setExtras([]);
$this->assertSame([], $this->context->getExtras());
$this->assertSame([], $this->context->get(ConfigContext::EXTRA));
}
