1 // Copyright 2017 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "public/fpdf_catalog.h" 6 7 #include "core/fpdfapi/cpdf_modulemgr.h" 8 #include "core/fpdfapi/parser/cpdf_document.h" 9 #include "core/fpdfapi/parser/cpdf_number.h" 10 #include "core/fpdfapi/parser/cpdf_parser.h" 11 #include "core/fpdfapi/parser/cpdf_string.h" 12 #include "testing/gtest/include/gtest/gtest.h" 13 #include "testing/test_support.h" 14 15 #ifdef PDF_ENABLE_XFA 16 #include "fpdfsdk/fpdfxfa/cpdfxfa_context.h" 17 #endif // PDF_ENABLE_XFA 18 19 class CPDF_TestDocument : public CPDF_Document { 20 public: CPDF_TestDocument()21 CPDF_TestDocument() : CPDF_Document(nullptr) {} 22 SetRoot(CPDF_Dictionary * root)23 void SetRoot(CPDF_Dictionary* root) { 24 m_pRootDict = root; 25 GetRoot(); 26 } 27 }; 28 29 #ifdef PDF_ENABLE_XFA 30 class CPDF_TestXFAContext : public CPDFXFA_Context { 31 public: CPDF_TestXFAContext()32 CPDF_TestXFAContext() 33 : CPDFXFA_Context(pdfium::MakeUnique<CPDF_TestDocument>()) {} 34 SetRoot(CPDF_Dictionary * root)35 void SetRoot(CPDF_Dictionary* root) { 36 reinterpret_cast<CPDF_TestDocument*>(GetPDFDoc())->SetRoot(root); 37 } 38 GetHolder()39 CPDF_IndirectObjectHolder* GetHolder() { return GetPDFDoc(); } 40 }; 41 using CPDF_TestPdfDocument = CPDF_TestXFAContext; 42 #else // PDF_ENABLE_XFA 43 using CPDF_TestPdfDocument = CPDF_TestDocument; 44 #endif // PDF_ENABLE_XFA 45 46 class PDFCatalogTest : public testing::Test { 47 public: SetUp()48 void SetUp() override { 49 CPDF_ModuleMgr::Get()->Init(); 50 51 m_pDoc = pdfium::MakeUnique<CPDF_TestPdfDocument>(); 52 53 // Setup the root directory. 54 m_pRootObj = pdfium::MakeUnique<CPDF_Dictionary>(); 55 } 56 TearDown()57 void TearDown() override { 58 m_pDoc.reset(); 59 CPDF_ModuleMgr::Destroy(); 60 } 61 62 protected: 63 std::unique_ptr<CPDF_TestPdfDocument> m_pDoc; 64 std::unique_ptr<CPDF_Dictionary> m_pRootObj; 65 }; 66 TEST_F(PDFCatalogTest,IsTagged)67TEST_F(PDFCatalogTest, IsTagged) { 68 // Null doc 69 EXPECT_FALSE(FPDFCatalog_IsTagged(nullptr)); 70 71 // No root 72 m_pDoc->SetRoot(nullptr); 73 EXPECT_FALSE(FPDFCatalog_IsTagged(m_pDoc.get())); 74 75 // Empty root 76 m_pDoc->SetRoot(m_pRootObj.get()); 77 EXPECT_FALSE(FPDFCatalog_IsTagged(m_pDoc.get())); 78 79 // Root with other key 80 m_pRootObj->SetNewFor<CPDF_String>("OTHER_KEY", "other value", false); 81 EXPECT_FALSE(FPDFCatalog_IsTagged(m_pDoc.get())); 82 83 // Root with empty MarkInfo 84 CPDF_Dictionary* markInfoDict = 85 m_pRootObj->SetNewFor<CPDF_Dictionary>("MarkInfo"); 86 EXPECT_FALSE(FPDFCatalog_IsTagged(m_pDoc.get())); 87 88 // MarkInfo present but Marked is 0 89 markInfoDict->SetNewFor<CPDF_Number>("Marked", 0); 90 EXPECT_FALSE(FPDFCatalog_IsTagged(m_pDoc.get())); 91 92 // MarkInfo present and Marked is 1, PDF is considered tagged. 93 markInfoDict->SetNewFor<CPDF_Number>("Marked", 1); 94 EXPECT_TRUE(FPDFCatalog_IsTagged(m_pDoc.get())); 95 } 96