pdftract/tests/c-client/test_c_api.c
jedarden 9b5fbc9b5e feat(pdftract-bf-2y2rp): implement lazy stream decoding for PDF extraction
- Add decode_page_content_streams() function for per-page lazy decode
- Update extract_page_from_dict() to support lazy stream decoding
- Modify extract_pdf() and extract_pdf_ndjson() to enable lazy decoding
- Fix borrow checker issue in LazyPageIter::next()

This ensures content streams are decoded lazily per page and dropped
immediately after processing, keeping peak RSS flat across page count.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-23 12:30:26 -04:00

67 lines
2.1 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "pdftract.h"
void test_and_free(const char *name, char *result) {
printf("%s: ", name);
if (!result) {
printf("FAIL - NULL result\n");
return;
}
if (strstr(result, "\"error\"")) {
printf("FAIL - %s\n", result);
} else {
printf("PASS\n");
if (strlen(result) < 200) {
printf(" Result: %s\n", result);
} else {
printf(" Result (truncated): %.150s...\n", result);
}
}
pdftract_free(result);
}
int main(void) {
printf("=== pdftract C API Conformance ===\n\n");
const char *pdf_path = "/tmp/test_valid.pdf";
printf("Library: %s (ABI %u)\n\n", pdftract_version(), pdftract_abi_version());
test_and_free("hash", pdftract_hash(pdf_path));
test_and_free("classify", pdftract_classify(pdf_path));
test_and_free("extract_text", pdftract_extract_text(pdf_path, "{}"));
test_and_free("get_metadata", pdftract_get_metadata(pdf_path, "{}"));
test_and_free("extract_markdown", pdftract_extract_markdown(pdf_path, "{}"));
printf("\n=== Core API Tests ===\n");
// Test stream API
void *stream = pdftract_extract_stream_open(pdf_path, "{}");
if (stream) {
printf("stream_open: PASS\n");
char *page = pdftract_stream_next(stream);
if (page) {
printf("stream_next: PASS\n");
pdftract_free(page);
} else {
printf("stream_next: FAIL - NULL page\n");
}
pdftract_stream_close(stream);
printf("stream_close: PASS\n");
} else {
printf("stream_open: FAIL - NULL handle\n");
}
// Test search
test_and_free("search", pdftract_search(pdf_path, "Hello", "{}"));
// Test verify_receipt with invalid receipt
int32_t verify_result = pdftract_verify_receipt(pdf_path, "{}");
printf("verify_receipt: %s (code=%d)\n",
verify_result == 1 ? "PASS (expected failure)" : "result", verify_result);
printf("\n=== Test Complete ===\n");
return 0;
}