src/Concerns/HasHttpAssertions.php
public function assertFetchedNull(): self
    {
        $this->document = HttpAssert::assertFetchedNull(
            $this->getStatusCode(),
            $this->getContentType(),
            $this->getContent()
        );

        return $this;
    }
public function assertFetchedNull(): self
    {
        $this->document = HttpAssert::assertFetchedNull(
            $this->getStatusCode(),
            $this->getContentType(),
            $this->getContent()
        );

        return $this;
    }
Assert that the fetched data is null.

@return $this