import pytest import struct import responses import poppler from sandcrawler import PdfExtractWorker, PdfExtractBlobWorker, CdxLinePusher, BlackholeSink, WaybackClient from sandcrawler.pdfextract import process_pdf from test_wayback import wayback_client, cdx_client FAKE_PDF_BYTES = b"%PDF SOME JUNK" + struct.pack("!q", 112853843) def test_process_fake_pdf(): resp = process_pdf(FAKE_PDF_BYTES) print(resp) assert resp.status == "not-pdf" with open('tests/files/dummy_zip.zip', 'rb') as f: pdf_bytes = f.read() resp = process_pdf(pdf_bytes) assert resp.status == 'not-pdf' @pytest.mark.skipif(poppler.__version__ == '0.2.1', reason="unsupported version of poppler") def test_process_dummy_pdf(): with open('tests/files/dummy.pdf', 'rb') as f: pdf_bytes = f.read() resp = process_pdf(pdf_bytes) assert resp.status == 'success' assert resp.page0_thumbnail is not None assert len(resp.text) > 10 assert resp.meta_xml is None assert resp.file_meta['mimetype'] == 'application/pdf' print(resp.pdf_info) print(resp.pdf_extra) assert resp.pdf_info['Author'] == "Evangelos Vlachogiannis" # 595 x 842 assert resp.pdf_extra['page0_height'] == 842 assert resp.pdf_extra['page0_width'] == 595 assert resp.pdf_extra['page_count'] == 1 def test_pdfextract_worker_cdx(wayback_client): sink = BlackholeSink() worker = PdfExtractWorker(wayback_client, sink=sink, thumbnail_sink=sink) with open('tests/files/example.cdx', 'r') as cdx_file: pusher = CdxLinePusher( worker, cdx_file, filter_http_statuses=[200, 226], filter_mimetypes=['application/pdf'], ) pusher_counts = pusher.run() assert pusher_counts['total'] assert pusher_counts['pushed'] == 7 assert pusher_counts['pushed'] == worker.counts['total'] def test_pdfextract_blob_worker(): sink = BlackholeSink() worker = PdfExtractBlobWorker(sink=sink, thumbnail_sink=sink) with open('tests/files/dummy.pdf', 'rb') as f: pdf_bytes = f.read() worker.process(pdf_bytes)