The example explains how you can use UniPDF to test your PDF documents for any errors. The examples run through the documents and check for any errors produced.

• pdf_count_color_pages_bench.go The example detects the number of pages and the color pages (1-offset) all pages in a list of PDF files. Compares these results to running Ghostscript on the PDF files and reports an error if the results don't match.
• pdf_grayscale_convert_bench.go The example showcases how to transform all content streams in all pages in a list of pdf files. This will transform all .pdf file in testdata and write the results to output.
• pdf_passthrough_bench.go The example showcases how to perform the pass through benchmark on all pdf files and write results to stdout.