formats/pdf/extractor_test.cc

// Copyright 2026 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#include "formats/pdf/extractor.h"

#include <string>

#include "absl/status/status.h"
#include "absl/status/status_matchers.h"
#include "absl/strings/string_view.h"
#include "formats/byte_range.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "riegeli/bytes/string_reader.h"

namespace credentio {
namespace {

using ::absl_testing::StatusIs;
using ::testing::HasSubstr;
using ::testing::Optional;

#ifndef ASSERT_OK_AND_ASSIGN
#define ASSERT_OK_AND_ASSIGN_CONCAT2(x, y) x##y
#define ASSERT_OK_AND_ASSIGN_CONCAT(x, y) ASSERT_OK_AND_ASSIGN_CONCAT2(x, y)

#define ASSERT_OK_AND_ASSIGN(lhs, rexpr) \
  ASSERT_OK_AND_ASSIGN_IMPL(lhs, rexpr, __COUNTER__)

#define ASSERT_OK_AND_ASSIGN_IMPL(lhs, rexpr, id)             \
  auto ASSERT_OK_AND_ASSIGN_CONCAT(status_or_, id) = (rexpr); \
  ASSERT_THAT(ASSERT_OK_AND_ASSIGN_CONCAT(status_or_, id),    \
              ::absl_testing::IsOk());                        \
  lhs = std::move(*ASSERT_OK_AND_ASSIGN_CONCAT(status_or_, id))
#endif

constexpr absl::string_view kTestPdfContent =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNoC2paSubtype =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000155 00000 n \n"
    "0000000238 00000 n \n"
    "0000000298 00000 n \n"
    "0000000338 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "397\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNoEmbeddedFilesRef =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(not_a_c2pa_manifest.txt) 1 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNamesNotDict =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names [1 0 R]>>\n"
    "endobj\n"
    "xref\n"
    "0 5\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "trailer\n"
    "<</Root 4 0 R>>\n"
    "startxref\n"
    "328\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentEmbeddedFilesDirect =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names <</EmbeddedFiles <</Names "
    "[(content_credential.c2pa) 3 0 R]>> >> >>\n"
    "endobj\n"
    "xref\n"
    "0 5\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "trailer\n"
    "<</Root 4 0 R>>\n"
    "startxref\n"
    "386\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNoAfRelationship =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>>                                /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentDifferentAfRelationship =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /Other         /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNonIndirectAf =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [123  ] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentInvalidEmbeddedFilesType =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 12345>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNamesDictNotDict =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "12345                   \n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNoEmbeddedFiles =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</OtherFiles___ 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 5 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

constexpr absl::string_view kTestPdfContentNamesObjectNotFound =
    "%PDF-1.7\n"
    "%%%%%\n"
    "1 0 obj\n"
    "<</Length 11>>\n"
    "stream\n"
    "test_stream\n"
    "endstream\n"
    "endobj\n"
    "2 0 obj\n"
    "<</Length 33 /Subtype /application#2fc2pa>>\n"
    "stream\n"
    "test_c2pa_manifest_raw_bytestream\n"
    "endstream\n"
    "endobj\n"
    "3 0 obj\n"
    "<</EF <</F 2 0 R>> /AFRelationship /C2PA_Manifest /Type /FileSpec>>\n"
    "endobj\n"
    "4 0 obj\n"
    "<</Names [(content_credential.c2pa) 3 0 R]>>\n"
    "endobj\n"
    "5 0 obj\n"
    "<</EmbeddedFiles 4 0 R>>\n"
    "endobj\n"
    "6 0 obj\n"
    "<</AF [3 0 R] /Type /Catalog /Names 9 0 R>>\n"
    "endobj\n"
    "xref\n"
    "0 7\n"
    "0000000000 65535 f \n"
    "0000000015 00000 n \n"
    "0000000074 00000 n \n"
    "0000000184 00000 n \n"
    "0000000267 00000 n \n"
    "0000000327 00000 n \n"
    "0000000367 00000 n \n"
    "trailer\n"
    "<</Root 6 0 R>>\n"
    "startxref\n"
    "426\n"
    "%%EOF";

TEST(PdfExtractorTest, ExtractManifestStoreV22EmbeddedFilesDirect) {
  riegeli::StringReader<> input(kTestPdfContentEmbeddedFilesDirect);
  PdfExtractor extractor;
  ASSERT_OK_AND_ASSIGN(auto manifest_store,
                       extractor.ExtractManifestStore(input));
  EXPECT_THAT(manifest_store, "test_c2pa_manifest_raw_bytestream");
}

TEST(PdfExtractorTest, ExtractManifestStoreV22) {
  riegeli::StringReader<> input(kTestPdfContent);
  PdfExtractor extractor;
  ASSERT_OK_AND_ASSIGN(auto manifest_store,
                       extractor.ExtractManifestStore(input));
  EXPECT_THAT(manifest_store, "test_c2pa_manifest_raw_bytestream");
}

TEST(PdfExtractorTest, ExtractManifestStoreNoSubtype) {
  riegeli::StringReader<> input(kTestPdfContentNoC2paSubtype);
  PdfExtractor extractor;
  ASSERT_OK_AND_ASSIGN(auto manifest_store,
                       extractor.ExtractManifestStore(input));
  EXPECT_THAT(manifest_store, "test_c2pa_manifest_raw_bytestream");
}

TEST(PdfExtractorTest,
     ExtractManifestStoreThrowNotFoundErrorIfNoEmbeddedFilesRef) {
  riegeli::StringReader<> input(kTestPdfContentNoEmbeddedFilesRef);
  PdfExtractor extractor;
  EXPECT_THAT(extractor.ExtractManifestStore(input),
              StatusIs(absl::StatusCode::kNotFound));
}

TEST(PdfExtractorTest, ExtractManifestStoreLocation) {
  riegeli::StringReader<> input(kTestPdfContent);
  PdfExtractor extractor;
  ASSERT_OK_AND_ASSIGN(
      auto manifest_store_location,
      extractor.ExtractManifestStoreLocation(input, {.requires_c2pa = true}));
  EXPECT_THAT(manifest_store_location,
              Optional(ByteRange{.offset = 74, .length = 109}));
}

TEST(PdfExtractorTest, ExtractManifestStoreLocationNoSubtype) {
  riegeli::StringReader<> input(kTestPdfContentNoC2paSubtype);
  PdfExtractor extractor;
  ASSERT_OK_AND_ASSIGN(
      auto manifest_store_location,
      extractor.ExtractManifestStoreLocation(input, {.requires_c2pa = true}));
  EXPECT_THAT(manifest_store_location,
              Optional(ByteRange{.offset = 74, .length = 80}));
}

TEST(PdfExtractorTest, ExtractManifestStoreFailsWithInvalidNamesType) {
  riegeli::StringReader<> input(kTestPdfContentNamesNotDict);
  PdfExtractor extractor;
  EXPECT_THAT(
      extractor.ExtractManifestStore(input),
      StatusIs(absl::StatusCode::kInvalidArgument,
               ::testing::AllOf(HasSubstr("Unexpected object type found."),
                                HasSubstr("credentio::Object::"))));
}

TEST(PdfExtractorTest, ExtractBoxesUnimplemented) {
  riegeli::StringReader<> input("test_content");
  PdfExtractor extractor;
  EXPECT_THAT(extractor.ExtractBoxes(input, {.requires_c2pa = true}),
              StatusIs(absl::StatusCode::kUnimplemented));
}

TEST(PdfExtractorTest,
     ExtractManifestStoreThrowsNotFoundErrorIfNoAfRelationship) {
  riegeli::StringReader<> input(kTestPdfContentNoAfRelationship);
  PdfExtractor extractor;
  EXPECT_THAT(extractor.ExtractManifestStore(input),
              StatusIs(absl::StatusCode::kNotFound,
                       HasSubstr("No manifest store found.")));
}

TEST(PdfExtractorTest,
     ExtractManifestStoreThrowsNotFoundErrorIfDifferentAfRelationship) {
  riegeli::StringReader<> input(kTestPdfContentDifferentAfRelationship);
  PdfExtractor extractor;
  EXPECT_THAT(extractor.ExtractManifestStore(input),
              StatusIs(absl::StatusCode::kNotFound,
                       HasSubstr("No manifest store found.")));
}

TEST(PdfExtractorTest, ExtractManifestStoreThrowsNotFoundErrorIfNonIndirectAf) {
  riegeli::StringReader<> input(kTestPdfContentNonIndirectAf);
  PdfExtractor extractor;
  EXPECT_THAT(extractor.ExtractManifestStore(input),
              StatusIs(absl::StatusCode::kNotFound,
                       HasSubstr("No manifest store found.")));
}

TEST(PdfExtractorTest, ExtractManifestStoreFailsWithInvalidEmbeddedFilesType) {
  riegeli::StringReader<> input(kTestPdfContentInvalidEmbeddedFilesType);
  PdfExtractor extractor;
  EXPECT_THAT(
      extractor.ExtractManifestStore(input),
      StatusIs(absl::StatusCode::kInvalidArgument,
               ::testing::AllOf(HasSubstr("Unexpected object type found."),
                                HasSubstr("credentio::Object::"))));
}

TEST(PdfExtractorTest, ExtractManifestStoreFailsIfNamesObjectNotDict) {
  riegeli::StringReader<> input(kTestPdfContentNamesDictNotDict);
  PdfExtractor extractor;
  EXPECT_THAT(
      extractor.ExtractManifestStore(input),
      StatusIs(absl::StatusCode::kInvalidArgument,
               HasSubstr("Object is not a credentio::Object::Dictionary")));
}

TEST(PdfExtractorTest,
     ExtractManifestStoreThrowsNotFoundErrorIfNoEmbeddedFiles) {
  riegeli::StringReader<> input(kTestPdfContentNoEmbeddedFiles);
  PdfExtractor extractor;
  EXPECT_THAT(extractor.ExtractManifestStore(input),
              StatusIs(absl::StatusCode::kNotFound,
                       HasSubstr("No '/EmbeddedFiles' dictionary found.")));
}

TEST(PdfExtractorTest, ExtractManifestStoreFailsIfNamesObjectNotFound) {
  riegeli::StringReader<> input(kTestPdfContentNamesObjectNotFound);
  PdfExtractor extractor;
  EXPECT_THAT(extractor.ExtractManifestStore(input),
              StatusIs(absl::StatusCode::kNotFound,
                       HasSubstr("No offset found for object number: 9")));
}

}  // namespace
}  // namespace credentio