| // Copyright 2015 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <math.h> |
| |
| #include <limits> |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "build/build_config.h" |
| #include "core/fpdfapi/parser/cpdf_document.h" |
| #include "fpdfsdk/cpdfsdk_helpers.h" |
| #include "fpdfsdk/fpdf_view_c_api_test.h" |
| #include "public/cpp/fpdf_scopers.h" |
| #include "public/fpdfview.h" |
| #include "testing/embedder_test.h" |
| #include "testing/embedder_test_constants.h" |
| #include "testing/embedder_test_environment.h" |
| #include "testing/fx_string_testhelpers.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "testing/utils/file_util.h" |
| #include "testing/utils/hash.h" |
| #include "testing/utils/path_service.h" |
| #include "third_party/base/check.h" |
| #include "third_party/base/cxx17_backports.h" |
| |
| using pdfium::kManyRectanglesChecksum; |
| |
| namespace { |
| |
| constexpr char kFirstAlternate[] = "FirstAlternate"; |
| constexpr char kLastAlternate[] = "LastAlternate"; |
| |
| #if BUILDFLAG(IS_WIN) |
| const char kExpectedRectanglePostScript[] = R"( |
| save |
| /im/initmatrix load def |
| /n/newpath load def/m/moveto load def/l/lineto load def/c/curveto load def/h/closepath load def |
| /f/fill load def/F/eofill load def/s/stroke load def/W/clip load def/W*/eoclip load def |
| /rg/setrgbcolor load def/k/setcmykcolor load def |
| /J/setlinecap load def/j/setlinejoin load def/w/setlinewidth load def/M/setmiterlimit load def/d/setdash load def |
| /q/gsave load def/Q/grestore load def/iM/imagemask load def |
| /Tj/show load def/Ff/findfont load def/Fs/scalefont load def/Sf/setfont load def |
| /cm/concat load def/Cm/currentmatrix load def/mx/matrix load def/sm/setmatrix load def |
| 0 300 m 0 0 l 200 0 l 200 300 l 0 300 l h W n |
| q |
| 0 300 m 0 0 l 200 0 l 200 300 l 0 300 l h W n |
| q |
| 0 J |
| []0 d |
| 0 j |
| 1 w |
| 10 M |
| mx Cm [1 0 0 -1 0 300]cm 0 290 m 10 290 l 10 300 l 0 300 l 0 290 l h 0 0 0 rg |
| q F Q s sm |
| mx Cm [1 0 0 -1 0 300]cm 10 150 m 60 150 l 60 180 l 10 180 l 10 150 l h q F Q s sm |
| mx Cm [1 0 0 -1 0 300]cm 190 290 m 200 290 l 200 300 l 190 300 l 190 290 l h 0 0 1 rg |
| q F Q 0 0 0 rg |
| s sm |
| mx Cm [1 0 0 -1 0 300]cm 70 232 m 120 232 l 120 262 l 70 262 l 70 232 l h 0 0 1 rg |
| q F Q 0 0 0 rg |
| s sm |
| mx Cm [1 0 0 -1 0 300]cm 190 0 m 200 0 l 200 10 l 190 10 l 190 0 l h 0 1 0 rg |
| q F Q 0 0 0 rg |
| s sm |
| mx Cm [1 0 0 -1 0 300]cm 130 150 m 180 150 l 180 180 l 130 180 l 130 150 l h 0 1 0 rg |
| q F Q 0 0 0 rg |
| s sm |
| mx Cm [1 0 0 -1 0 300]cm 0 0 m 10 0 l 10 10 l 0 10 l 0 0 l h 1 0 0 rg |
| q F Q 0 0 0 rg |
| s sm |
| mx Cm [1 0 0 -1 0 300]cm 70 67 m 120 67 l 120 97 l 70 97 l 70 67 l h 1 0 0 rg |
| q F Q 0 0 0 rg |
| s sm |
| Q |
| Q |
| Q |
| |
| restore |
| )"; |
| #endif // BUILDFLAG(IS_WIN) |
| |
| class MockDownloadHints final : public FX_DOWNLOADHINTS { |
| public: |
| static void SAddSegment(FX_DOWNLOADHINTS* pThis, size_t offset, size_t size) { |
| } |
| |
| MockDownloadHints() { |
| FX_DOWNLOADHINTS::version = 1; |
| FX_DOWNLOADHINTS::AddSegment = SAddSegment; |
| } |
| |
| ~MockDownloadHints() = default; |
| }; |
| |
| } // namespace |
| |
| TEST(fpdf, CApiTest) { |
| EXPECT_TRUE(CheckPDFiumCApi()); |
| } |
| |
| class FPDFViewEmbedderTest : public EmbedderTest { |
| protected: |
| void TestRenderPageBitmapWithMatrix(FPDF_PAGE page, |
| int bitmap_width, |
| int bitmap_height, |
| const FS_MATRIX& matrix, |
| const FS_RECTF& rect, |
| const char* expected_md5) { |
| ScopedFPDFBitmap bitmap(FPDFBitmap_Create(bitmap_width, bitmap_height, 0)); |
| FPDFBitmap_FillRect(bitmap.get(), 0, 0, bitmap_width, bitmap_height, |
| 0xFFFFFFFF); |
| FPDF_RenderPageBitmapWithMatrix(bitmap.get(), page, &matrix, &rect, 0); |
| CompareBitmap(bitmap.get(), bitmap_width, bitmap_height, expected_md5); |
| } |
| |
| void TestRenderPageBitmapWithFlags(FPDF_PAGE page, |
| int flags, |
| const char* expected_md5) { |
| int bitmap_width = static_cast<int>(FPDF_GetPageWidth(page)); |
| int bitmap_height = static_cast<int>(FPDF_GetPageHeight(page)); |
| ScopedFPDFBitmap bitmap(FPDFBitmap_Create(bitmap_width, bitmap_height, 0)); |
| FPDFBitmap_FillRect(bitmap.get(), 0, 0, bitmap_width, bitmap_height, |
| 0xFFFFFFFF); |
| FPDF_RenderPageBitmap(bitmap.get(), page, 0, 0, bitmap_width, bitmap_height, |
| 0, flags); |
| CompareBitmap(bitmap.get(), bitmap_width, bitmap_height, expected_md5); |
| } |
| |
| void TestRenderPageBitmapWithExternalMemory(FPDF_PAGE page, |
| int format, |
| const char* expected_md5) { |
| int bitmap_width = static_cast<int>(FPDF_GetPageWidth(page)); |
| int bitmap_height = static_cast<int>(FPDF_GetPageHeight(page)); |
| int bytes_per_pixel = BytesPerPixelForFormat(format); |
| ASSERT_NE(0, bytes_per_pixel); |
| |
| int bitmap_stride = bytes_per_pixel * bitmap_width; |
| std::vector<uint8_t> external_memory(bitmap_stride * bitmap_height); |
| ScopedFPDFBitmap bitmap(FPDFBitmap_CreateEx(bitmap_width, bitmap_height, |
| format, external_memory.data(), |
| bitmap_stride)); |
| FPDFBitmap_FillRect(bitmap.get(), 0, 0, bitmap_width, bitmap_height, |
| 0xFFFFFFFF); |
| FPDF_RenderPageBitmap(bitmap.get(), page, 0, 0, bitmap_width, bitmap_height, |
| 0, 0); |
| CompareBitmap(bitmap.get(), bitmap_width, bitmap_height, expected_md5); |
| } |
| }; |
| |
| // Test for conversion of a point in device coordinates to page coordinates |
| TEST_F(FPDFViewEmbedderTest, DeviceCoordinatesToPageCoordinates) { |
| ASSERT_TRUE(OpenDocument("about_blank.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| EXPECT_NE(nullptr, page); |
| |
| // Error tolerance for floating point comparison |
| const double kTolerance = 0.0001; |
| |
| // Display bounds in device coordinates |
| int start_x = 0; |
| int start_y = 0; |
| int size_x = 640; |
| int size_y = 480; |
| |
| // Page Orientation normal |
| int rotate = 0; |
| |
| // Device coordinate to be converted |
| int device_x = 10; |
| int device_y = 10; |
| |
| double page_x = 0.0; |
| double page_y = 0.0; |
| EXPECT_TRUE(FPDF_DeviceToPage(page, start_x, start_y, size_x, size_y, rotate, |
| device_x, device_y, &page_x, &page_y)); |
| EXPECT_NEAR(9.5625, page_x, kTolerance); |
| EXPECT_NEAR(775.5, page_y, kTolerance); |
| |
| // Rotate 90 degrees clockwise |
| rotate = 1; |
| EXPECT_TRUE(FPDF_DeviceToPage(page, start_x, start_y, size_x, size_y, rotate, |
| device_x, device_y, &page_x, &page_y)); |
| EXPECT_NEAR(12.75, page_x, kTolerance); |
| EXPECT_NEAR(12.375, page_y, kTolerance); |
| |
| // Rotate 180 degrees |
| rotate = 2; |
| EXPECT_TRUE(FPDF_DeviceToPage(page, start_x, start_y, size_x, size_y, rotate, |
| device_x, device_y, &page_x, &page_y)); |
| EXPECT_NEAR(602.4374, page_x, kTolerance); |
| EXPECT_NEAR(16.5, page_y, kTolerance); |
| |
| // Rotate 90 degrees counter-clockwise |
| rotate = 3; |
| EXPECT_TRUE(FPDF_DeviceToPage(page, start_x, start_y, size_x, size_y, rotate, |
| device_x, device_y, &page_x, &page_y)); |
| EXPECT_NEAR(599.25, page_x, kTolerance); |
| EXPECT_NEAR(779.625, page_y, kTolerance); |
| |
| // FPDF_DeviceToPage() converts |rotate| into legal rotation by taking |
| // modulo by 4. A value of 4 is expected to be converted into 0 (normal |
| // rotation) |
| rotate = 4; |
| EXPECT_TRUE(FPDF_DeviceToPage(page, start_x, start_y, size_x, size_y, rotate, |
| device_x, device_y, &page_x, &page_y)); |
| EXPECT_NEAR(9.5625, page_x, kTolerance); |
| EXPECT_NEAR(775.5, page_y, kTolerance); |
| |
| // FPDF_DeviceToPage returns untransformed coordinates if |rotate| % 4 is |
| // negative. |
| rotate = -1; |
| EXPECT_TRUE(FPDF_DeviceToPage(page, start_x, start_y, size_x, size_y, rotate, |
| device_x, device_y, &page_x, &page_y)); |
| EXPECT_NEAR(device_x, page_x, kTolerance); |
| EXPECT_NEAR(device_y, page_y, kTolerance); |
| |
| // Negative case - invalid page |
| page_x = 1234.0; |
| page_y = 5678.0; |
| EXPECT_FALSE(FPDF_DeviceToPage(nullptr, start_x, start_y, size_x, size_y, |
| rotate, device_x, device_y, &page_x, &page_y)); |
| // Out parameters are expected to remain unchanged |
| EXPECT_NEAR(1234.0, page_x, kTolerance); |
| EXPECT_NEAR(5678.0, page_y, kTolerance); |
| |
| // Negative case - invalid output parameters |
| EXPECT_FALSE(FPDF_DeviceToPage(page, start_x, start_y, size_x, size_y, rotate, |
| device_x, device_y, nullptr, nullptr)); |
| |
| UnloadPage(page); |
| } |
| |
| // Test for conversion of a point in page coordinates to device coordinates. |
| TEST_F(FPDFViewEmbedderTest, PageCoordinatesToDeviceCoordinates) { |
| ASSERT_TRUE(OpenDocument("about_blank.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| EXPECT_NE(nullptr, page); |
| |
| // Display bounds in device coordinates |
| int start_x = 0; |
| int start_y = 0; |
| int size_x = 640; |
| int size_y = 480; |
| |
| // Page Orientation normal |
| int rotate = 0; |
| |
| // Page coordinate to be converted |
| double page_x = 9.0; |
| double page_y = 775.0; |
| |
| int device_x = 0; |
| int device_y = 0; |
| EXPECT_TRUE(FPDF_PageToDevice(page, start_x, start_y, size_x, size_y, rotate, |
| page_x, page_y, &device_x, &device_y)); |
| |
| EXPECT_EQ(9, device_x); |
| EXPECT_EQ(10, device_y); |
| |
| // Rotate 90 degrees clockwise |
| rotate = 1; |
| EXPECT_TRUE(FPDF_PageToDevice(page, start_x, start_y, size_x, size_y, rotate, |
| page_x, page_y, &device_x, &device_y)); |
| EXPECT_EQ(626, device_x); |
| EXPECT_EQ(7, device_y); |
| |
| // Rotate 180 degrees |
| rotate = 2; |
| EXPECT_TRUE(FPDF_PageToDevice(page, start_x, start_y, size_x, size_y, rotate, |
| page_x, page_y, &device_x, &device_y)); |
| EXPECT_EQ(631, device_x); |
| EXPECT_EQ(470, device_y); |
| |
| // Rotate 90 degrees counter-clockwise |
| rotate = 3; |
| EXPECT_TRUE(FPDF_PageToDevice(page, start_x, start_y, size_x, size_y, rotate, |
| page_x, page_y, &device_x, &device_y)); |
| EXPECT_EQ(14, device_x); |
| EXPECT_EQ(473, device_y); |
| |
| // FPDF_PageToDevice() converts |rotate| into legal rotation by taking |
| // modulo by 4. A value of 4 is expected to be converted into 0 (normal |
| // rotation) |
| rotate = 4; |
| EXPECT_TRUE(FPDF_PageToDevice(page, start_x, start_y, size_x, size_y, rotate, |
| page_x, page_y, &device_x, &device_y)); |
| EXPECT_EQ(9, device_x); |
| EXPECT_EQ(10, device_y); |
| |
| // FPDF_PageToDevice() returns untransformed coordinates if |rotate| % 4 is |
| // negative. |
| rotate = -1; |
| EXPECT_TRUE(FPDF_PageToDevice(page, start_x, start_y, size_x, size_y, rotate, |
| page_x, page_y, &device_x, &device_y)); |
| EXPECT_EQ(start_x, device_x); |
| EXPECT_EQ(start_y, device_y); |
| |
| // Negative case - invalid page |
| device_x = 1234; |
| device_y = 5678; |
| EXPECT_FALSE(FPDF_PageToDevice(nullptr, start_x, start_y, size_x, size_y, |
| rotate, page_x, page_y, &device_x, &device_y)); |
| // Out parameters are expected to remain unchanged |
| EXPECT_EQ(1234, device_x); |
| EXPECT_EQ(5678, device_y); |
| |
| // Negative case - invalid output parameters |
| EXPECT_FALSE(FPDF_PageToDevice(page, start_x, start_y, size_x, size_y, rotate, |
| page_x, page_y, nullptr, nullptr)); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, MultipleInitDestroy) { |
| FPDF_InitLibrary(); // Redundant given SetUp() in environment, but safe. |
| FPDF_InitLibrary(); // Doubly-redundant even, but safe. |
| |
| ASSERT_TRUE(OpenDocument("about_blank.pdf")); |
| CloseDocument(); |
| CloseDocument(); // Redundant given above, but safe. |
| CloseDocument(); // Doubly-redundant even, but safe. |
| |
| FPDF_DestroyLibrary(); // Doubly-Redundant even, but safe. |
| FPDF_DestroyLibrary(); // Redundant given call to TearDown(), but safe. |
| |
| EmbedderTestEnvironment::GetInstance()->TearDown(); |
| EmbedderTestEnvironment::GetInstance()->SetUp(); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, Document) { |
| ASSERT_TRUE(OpenDocument("about_blank.pdf")); |
| EXPECT_EQ(1, GetPageCount()); |
| EXPECT_EQ(0, GetFirstPageNum()); |
| |
| int version; |
| EXPECT_TRUE(FPDF_GetFileVersion(document(), &version)); |
| EXPECT_EQ(14, version); |
| |
| EXPECT_EQ(0xFFFFFFFF, FPDF_GetDocPermissions(document())); |
| EXPECT_EQ(-1, FPDF_GetSecurityHandlerRevision(document())); |
| CloseDocument(); |
| |
| // Safe to open again and do the same things all over again. |
| ASSERT_TRUE(OpenDocument("about_blank.pdf")); |
| EXPECT_EQ(1, GetPageCount()); |
| EXPECT_EQ(0, GetFirstPageNum()); |
| |
| version = 42; |
| EXPECT_TRUE(FPDF_GetFileVersion(document(), &version)); |
| EXPECT_EQ(14, version); |
| |
| EXPECT_EQ(0xFFFFFFFF, FPDF_GetDocPermissions(document())); |
| EXPECT_EQ(-1, FPDF_GetSecurityHandlerRevision(document())); |
| // CloseDocument() called by TearDown(). |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, LoadDocument64) { |
| std::string file_path; |
| ASSERT_TRUE(PathService::GetTestFilePath("about_blank.pdf", &file_path)); |
| |
| size_t file_length = 0; |
| std::unique_ptr<char, pdfium::FreeDeleter> file_contents = |
| GetFileContents(file_path.c_str(), &file_length); |
| DCHECK(file_contents); |
| ScopedFPDFDocument doc( |
| FPDF_LoadMemDocument64(file_contents.get(), file_length, nullptr)); |
| ASSERT_TRUE(doc); |
| |
| int version; |
| EXPECT_TRUE(FPDF_GetFileVersion(doc.get(), &version)); |
| EXPECT_EQ(14, version); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, LoadNonexistentDocument) { |
| FPDF_DOCUMENT doc = FPDF_LoadDocument("nonexistent_document.pdf", ""); |
| ASSERT_FALSE(doc); |
| EXPECT_EQ(static_cast<int>(FPDF_GetLastError()), FPDF_ERR_FILE); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, DocumentWithNoPageCount) { |
| ASSERT_TRUE(OpenDocument("no_page_count.pdf")); |
| ASSERT_EQ(6, FPDF_GetPageCount(document())); |
| } |
| |
| // See https://crbug.com/pdfium/465 |
| TEST_F(FPDFViewEmbedderTest, EmptyDocument) { |
| CreateEmptyDocument(); |
| { |
| int version = 42; |
| EXPECT_FALSE(FPDF_GetFileVersion(document(), &version)); |
| EXPECT_EQ(0, version); |
| } |
| { |
| #ifdef PDF_ENABLE_XFA |
| const unsigned long kExpected = static_cast<uint32_t>(-1); |
| #else // PDF_ENABLE_XFA |
| const unsigned long kExpected = 0; |
| #endif // PDF_ENABLE_XFA |
| EXPECT_EQ(kExpected, FPDF_GetDocPermissions(document())); |
| } |
| EXPECT_EQ(-1, FPDF_GetSecurityHandlerRevision(document())); |
| EXPECT_EQ(0, FPDF_GetPageCount(document())); |
| EXPECT_TRUE(FPDF_VIEWERREF_GetPrintScaling(document())); |
| EXPECT_EQ(1, FPDF_VIEWERREF_GetNumCopies(document())); |
| EXPECT_EQ(DuplexUndefined, FPDF_VIEWERREF_GetDuplex(document())); |
| |
| char buf[100]; |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", nullptr, 0)); |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", buf, sizeof(buf))); |
| EXPECT_EQ(0u, FPDF_CountNamedDests(document())); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, SandboxDocument) { |
| uint16_t buf[200]; |
| unsigned long len; |
| |
| CreateEmptyDocument(); |
| len = FPDF_GetMetaText(document(), "CreationDate", buf, sizeof(buf)); |
| EXPECT_GT(len, 2u); // Not just "double NUL" end-of-string indicator. |
| EXPECT_NE(0u, buf[0]); |
| CloseDocument(); |
| |
| FPDF_SetSandBoxPolicy(FPDF_POLICY_MACHINETIME_ACCESS, false); |
| CreateEmptyDocument(); |
| len = FPDF_GetMetaText(document(), "CreationDate", buf, sizeof(buf)); |
| EXPECT_EQ(2u, len); // Only a "double NUL" end-of-string indicator. |
| EXPECT_EQ(0u, buf[0]); |
| CloseDocument(); |
| |
| constexpr unsigned long kNoSuchPolicy = 102; |
| FPDF_SetSandBoxPolicy(kNoSuchPolicy, true); |
| CreateEmptyDocument(); |
| len = FPDF_GetMetaText(document(), "CreationDate", buf, sizeof(buf)); |
| EXPECT_EQ(2u, len); // Only a "double NUL" end-of-string indicator. |
| EXPECT_EQ(0u, buf[0]); |
| CloseDocument(); |
| |
| FPDF_SetSandBoxPolicy(FPDF_POLICY_MACHINETIME_ACCESS, true); |
| CreateEmptyDocument(); |
| len = FPDF_GetMetaText(document(), "CreationDate", buf, sizeof(buf)); |
| EXPECT_GT(len, 2u); // Not just "double NUL" end-of-string indicator. |
| EXPECT_NE(0u, buf[0]); |
| CloseDocument(); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, LinearizedDocument) { |
| ASSERT_TRUE(OpenDocumentLinearized("feature_linearized_loading.pdf")); |
| int version; |
| EXPECT_TRUE(FPDF_GetFileVersion(document(), &version)); |
| EXPECT_EQ(16, version); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, LoadCustomDocumentWithoutFileAccess) { |
| EXPECT_FALSE(FPDF_LoadCustomDocument(nullptr, "")); |
| } |
| |
| // See https://crbug.com/pdfium/1261 |
| TEST_F(FPDFViewEmbedderTest, LoadCustomDocumentWithShortLivedFileAccess) { |
| std::string file_contents_string; // Must outlive |doc|. |
| ScopedFPDFDocument doc; |
| { |
| // Read a PDF, and copy it into |file_contents_string|. |
| std::string pdf_path; |
| size_t pdf_length; |
| ASSERT_TRUE(PathService::GetTestFilePath("rectangles.pdf", &pdf_path)); |
| auto file_contents = GetFileContents(pdf_path.c_str(), &pdf_length); |
| ASSERT_TRUE(file_contents); |
| for (size_t i = 0; i < pdf_length; ++i) |
| file_contents_string.push_back(file_contents.get()[i]); |
| |
| // Define a FPDF_FILEACCESS object that will go out of scope, while the |
| // loaded document in |doc| remains valid. |
| FPDF_FILEACCESS file_access = {}; |
| file_access.m_FileLen = pdf_length; |
| file_access.m_GetBlock = GetBlockFromString; |
| file_access.m_Param = &file_contents_string; |
| doc.reset(FPDF_LoadCustomDocument(&file_access, nullptr)); |
| ASSERT_TRUE(doc); |
| } |
| |
| // Now try to access |doc| and make sure it still works. |
| ScopedFPDFPage page(FPDF_LoadPage(doc.get(), 0)); |
| ASSERT_TRUE(page); |
| EXPECT_FLOAT_EQ(200.0f, FPDF_GetPageWidthF(page.get())); |
| EXPECT_FLOAT_EQ(300.0f, FPDF_GetPageHeightF(page.get())); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, Page) { |
| ASSERT_TRUE(OpenDocument("about_blank.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| EXPECT_TRUE(page); |
| |
| EXPECT_FLOAT_EQ(612.0f, FPDF_GetPageWidthF(page)); |
| EXPECT_FLOAT_EQ(792.0f, FPDF_GetPageHeightF(page)); |
| |
| FS_RECTF rect; |
| EXPECT_TRUE(FPDF_GetPageBoundingBox(page, &rect)); |
| EXPECT_EQ(0.0, rect.left); |
| EXPECT_EQ(0.0, rect.bottom); |
| EXPECT_EQ(612.0, rect.right); |
| EXPECT_EQ(792.0, rect.top); |
| |
| // Null arguments return errors rather than crashing, |
| EXPECT_EQ(0.0, FPDF_GetPageWidth(nullptr)); |
| EXPECT_EQ(0.0, FPDF_GetPageHeight(nullptr)); |
| EXPECT_FALSE(FPDF_GetPageBoundingBox(nullptr, &rect)); |
| EXPECT_FALSE(FPDF_GetPageBoundingBox(page, nullptr)); |
| |
| UnloadPage(page); |
| EXPECT_FALSE(LoadPage(1)); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, ViewerRefDummy) { |
| ASSERT_TRUE(OpenDocument("about_blank.pdf")); |
| EXPECT_TRUE(FPDF_VIEWERREF_GetPrintScaling(document())); |
| EXPECT_EQ(1, FPDF_VIEWERREF_GetNumCopies(document())); |
| EXPECT_EQ(DuplexUndefined, FPDF_VIEWERREF_GetDuplex(document())); |
| |
| char buf[100]; |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", nullptr, 0)); |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", buf, sizeof(buf))); |
| |
| FPDF_PAGERANGE page_range = FPDF_VIEWERREF_GetPrintPageRange(document()); |
| EXPECT_FALSE(page_range); |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetPrintPageRangeCount(page_range)); |
| EXPECT_EQ(-1, FPDF_VIEWERREF_GetPrintPageRangeElement(page_range, 0)); |
| EXPECT_EQ(-1, FPDF_VIEWERREF_GetPrintPageRangeElement(page_range, 1)); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, ViewerRef) { |
| ASSERT_TRUE(OpenDocument("viewer_ref.pdf")); |
| EXPECT_TRUE(FPDF_VIEWERREF_GetPrintScaling(document())); |
| EXPECT_EQ(5, FPDF_VIEWERREF_GetNumCopies(document())); |
| EXPECT_EQ(DuplexUndefined, FPDF_VIEWERREF_GetDuplex(document())); |
| |
| // Test some corner cases. |
| char buf[100]; |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "", buf, sizeof(buf))); |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", nullptr, 0)); |
| EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", buf, sizeof(buf))); |
| |
| // Make sure |buf| does not get written into when it appears to be too small. |
| // NOLINTNEXTLINE(runtime/printf) |
| strcpy(buf, "ABCD"); |
| EXPECT_EQ(4U, FPDF_VIEWERREF_GetName(document(), "Foo", buf, 1)); |
| EXPECT_STREQ("ABCD", buf); |
| |
| // Note "Foo" is a different key from "foo". |
| EXPECT_EQ(4U, |
| FPDF_VIEWERREF_GetName(document(), "Foo", nullptr, sizeof(buf))); |
| ASSERT_EQ(4U, FPDF_VIEWERREF_GetName(document(), "Foo", buf, sizeof(buf))); |
| EXPECT_STREQ("foo", buf); |
| |
| // Try to retrieve a boolean and an integer. |
| EXPECT_EQ( |
| 0U, FPDF_VIEWERREF_GetName(document(), "HideToolbar", buf, sizeof(buf))); |
| EXPECT_EQ(0U, |
| FPDF_VIEWERREF_GetName(document(), "NumCopies", buf, sizeof(buf))); |
| |
| // Try more valid cases. |
| ASSERT_EQ(4U, |
| FPDF_VIEWERREF_GetName(document(), "Direction", buf, sizeof(buf))); |
| EXPECT_STREQ("R2L", buf); |
| ASSERT_EQ(8U, |
| FPDF_VIEWERREF_GetName(document(), "ViewArea", buf, sizeof(buf))); |
| EXPECT_STREQ("CropBox", buf); |
| |
| FPDF_PAGERANGE page_range = FPDF_VIEWERREF_GetPrintPageRange(document()); |
| EXPECT_TRUE(page_range); |
| EXPECT_EQ(4U, FPDF_VIEWERREF_GetPrintPageRangeCount(page_range)); |
| EXPECT_EQ(0, FPDF_VIEWERREF_GetPrintPageRangeElement(page_range, 0)); |
| EXPECT_EQ(2, FPDF_VIEWERREF_GetPrintPageRangeElement(page_range, 1)); |
| EXPECT_EQ(4, FPDF_VIEWERREF_GetPrintPageRangeElement(page_range, 2)); |
| EXPECT_EQ(4, FPDF_VIEWERREF_GetPrintPageRangeElement(page_range, 3)); |
| EXPECT_EQ(-1, FPDF_VIEWERREF_GetPrintPageRangeElement(page_range, 4)); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, NamedDests) { |
| ASSERT_TRUE(OpenDocument("named_dests.pdf")); |
| EXPECT_EQ(6u, FPDF_CountNamedDests(document())); |
| |
| long buffer_size; |
| char fixed_buffer[512]; |
| FPDF_DEST dest; |
| |
| // Query the size of the first item. |
| buffer_size = 2000000; // Absurdly large, check not used for this case. |
| dest = FPDF_GetNamedDest(document(), 0, nullptr, &buffer_size); |
| EXPECT_NE(nullptr, dest); |
| EXPECT_EQ(12, buffer_size); |
| |
| // Try to retrieve the first item with too small a buffer. |
| buffer_size = 10; |
| dest = FPDF_GetNamedDest(document(), 0, fixed_buffer, &buffer_size); |
| EXPECT_NE(nullptr, dest); |
| EXPECT_EQ(-1, buffer_size); |
| |
| // Try to retrieve the first item with correctly sized buffer. Item is |
| // taken from Dests NameTree in named_dests.pdf. |
| buffer_size = 12; |
| dest = FPDF_GetNamedDest(document(), 0, fixed_buffer, &buffer_size); |
| EXPECT_NE(nullptr, dest); |
| EXPECT_EQ(12, buffer_size); |
| EXPECT_EQ("First", |
| GetPlatformString(reinterpret_cast<FPDF_WIDESTRING>(fixed_buffer))); |
| |
| // Try to retrieve the second item with ample buffer. Item is taken |
| // from Dests NameTree but has a sub-dictionary in named_dests.pdf. |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), 1, fixed_buffer, &buffer_size); |
| EXPECT_NE(nullptr, dest); |
| EXPECT_EQ(10, buffer_size); |
| EXPECT_EQ("Next", |
| GetPlatformString(reinterpret_cast<FPDF_WIDESTRING>(fixed_buffer))); |
| |
| // Try to retrieve third item with ample buffer. Item is taken |
| // from Dests NameTree but has a bad sub-dictionary in named_dests.pdf. |
| // in named_dests.pdf). |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), 2, fixed_buffer, &buffer_size); |
| EXPECT_EQ(nullptr, dest); |
| EXPECT_EQ(sizeof(fixed_buffer), |
| static_cast<size_t>(buffer_size)); // unmodified. |
| |
| // Try to retrieve the forth item with ample buffer. Item is taken |
| // from Dests NameTree but has a vale of the wrong type in named_dests.pdf. |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), 3, fixed_buffer, &buffer_size); |
| EXPECT_EQ(nullptr, dest); |
| EXPECT_EQ(sizeof(fixed_buffer), |
| static_cast<size_t>(buffer_size)); // unmodified. |
| |
| // Try to retrieve fifth item with ample buffer. Item taken from the |
| // old-style Dests dictionary object in named_dests.pdf. |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), 4, fixed_buffer, &buffer_size); |
| EXPECT_NE(nullptr, dest); |
| EXPECT_EQ(30, buffer_size); |
| EXPECT_EQ(kFirstAlternate, |
| GetPlatformString(reinterpret_cast<FPDF_WIDESTRING>(fixed_buffer))); |
| |
| // Try to retrieve sixth item with ample buffer. Item istaken from the |
| // old-style Dests dictionary object but has a sub-dictionary in |
| // named_dests.pdf. |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), 5, fixed_buffer, &buffer_size); |
| EXPECT_NE(nullptr, dest); |
| EXPECT_EQ(28, buffer_size); |
| EXPECT_EQ(kLastAlternate, |
| GetPlatformString(reinterpret_cast<FPDF_WIDESTRING>(fixed_buffer))); |
| |
| // Try to retrieve non-existent item with ample buffer. |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), 6, fixed_buffer, &buffer_size); |
| EXPECT_EQ(nullptr, dest); |
| EXPECT_EQ(sizeof(fixed_buffer), |
| static_cast<size_t>(buffer_size)); // unmodified. |
| |
| // Try to underflow/overflow the integer index. |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), std::numeric_limits<int>::max(), |
| fixed_buffer, &buffer_size); |
| EXPECT_EQ(nullptr, dest); |
| EXPECT_EQ(sizeof(fixed_buffer), |
| static_cast<size_t>(buffer_size)); // unmodified. |
| |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), std::numeric_limits<int>::min(), |
| fixed_buffer, &buffer_size); |
| EXPECT_EQ(nullptr, dest); |
| EXPECT_EQ(sizeof(fixed_buffer), |
| static_cast<size_t>(buffer_size)); // unmodified. |
| |
| buffer_size = sizeof(fixed_buffer); |
| dest = FPDF_GetNamedDest(document(), -1, fixed_buffer, &buffer_size); |
| EXPECT_EQ(nullptr, dest); |
| EXPECT_EQ(sizeof(fixed_buffer), |
| static_cast<size_t>(buffer_size)); // unmodified. |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, NamedDestsByName) { |
| ASSERT_TRUE(OpenDocument("named_dests.pdf")); |
| |
| // Null pointer returns nullptr. |
| FPDF_DEST dest = FPDF_GetNamedDestByName(document(), nullptr); |
| EXPECT_EQ(nullptr, dest); |
| |
| // Empty string returns nullptr. |
| dest = FPDF_GetNamedDestByName(document(), ""); |
| EXPECT_EQ(nullptr, dest); |
| |
| // Item from Dests NameTree. |
| dest = FPDF_GetNamedDestByName(document(), "First"); |
| EXPECT_NE(nullptr, dest); |
| |
| long ignore_len = 0; |
| FPDF_DEST dest_by_index = |
| FPDF_GetNamedDest(document(), 0, nullptr, &ignore_len); |
| EXPECT_EQ(dest_by_index, dest); |
| |
| // Item from Dests dictionary. |
| dest = FPDF_GetNamedDestByName(document(), kFirstAlternate); |
| EXPECT_NE(nullptr, dest); |
| |
| ignore_len = 0; |
| dest_by_index = FPDF_GetNamedDest(document(), 4, nullptr, &ignore_len); |
| EXPECT_EQ(dest_by_index, dest); |
| |
| // Bad value type for item from Dests NameTree array. |
| dest = FPDF_GetNamedDestByName(document(), "WrongType"); |
| EXPECT_EQ(nullptr, dest); |
| |
| // No such destination in either Dest NameTree or dictionary. |
| dest = FPDF_GetNamedDestByName(document(), "Bogus"); |
| EXPECT_EQ(nullptr, dest); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, NamedDestsOldStyle) { |
| ASSERT_TRUE(OpenDocument("named_dests_old_style.pdf")); |
| EXPECT_EQ(2u, FPDF_CountNamedDests(document())); |
| |
| // Test bad parameters. |
| EXPECT_FALSE(FPDF_GetNamedDestByName(document(), nullptr)); |
| EXPECT_FALSE(FPDF_GetNamedDestByName(document(), "")); |
| EXPECT_FALSE(FPDF_GetNamedDestByName(document(), "NoSuchName")); |
| |
| // These should return a valid destination. |
| EXPECT_TRUE(FPDF_GetNamedDestByName(document(), kFirstAlternate)); |
| EXPECT_TRUE(FPDF_GetNamedDestByName(document(), kLastAlternate)); |
| |
| char buffer[512]; |
| constexpr long kBufferSize = sizeof(buffer); |
| long size = kBufferSize; |
| |
| // Test bad indices. |
| EXPECT_FALSE(FPDF_GetNamedDest(document(), -1, buffer, &size)); |
| EXPECT_EQ(kBufferSize, size); |
| size = kBufferSize; |
| EXPECT_FALSE(FPDF_GetNamedDest(document(), 2, buffer, &size)); |
| EXPECT_EQ(kBufferSize, size); |
| |
| // These should return a valid destination. |
| size = kBufferSize; |
| ASSERT_TRUE(FPDF_GetNamedDest(document(), 0, buffer, &size)); |
| ASSERT_EQ(static_cast<int>(sizeof(kFirstAlternate) * 2), size); |
| EXPECT_EQ(kFirstAlternate, |
| GetPlatformString(reinterpret_cast<FPDF_WIDESTRING>(buffer))); |
| size = kBufferSize; |
| ASSERT_TRUE(FPDF_GetNamedDest(document(), 1, buffer, &size)); |
| ASSERT_EQ(static_cast<int>(sizeof(kLastAlternate) * 2), size); |
| EXPECT_EQ(kLastAlternate, |
| GetPlatformString(reinterpret_cast<FPDF_WIDESTRING>(buffer))); |
| } |
| |
| // The following tests pass if the document opens without crashing. |
| TEST_F(FPDFViewEmbedderTest, Crasher_113) { |
| ASSERT_TRUE(OpenDocument("bug_113.pdf")); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, Crasher_451830) { |
| // Document is damaged and can't be opened. |
| EXPECT_FALSE(OpenDocument("bug_451830.pdf")); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, Crasher_452455) { |
| ASSERT_TRUE(OpenDocument("bug_452455.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| EXPECT_NE(nullptr, page); |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, Crasher_454695) { |
| // Document is damaged and can't be opened. |
| EXPECT_FALSE(OpenDocument("bug_454695.pdf")); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, Crasher_572871) { |
| ASSERT_TRUE(OpenDocument("bug_572871.pdf")); |
| } |
| |
| // It tests that document can still be loaded even the trailer has no 'Size' |
| // field if other information is right. |
| TEST_F(FPDFViewEmbedderTest, Failed_213) { |
| ASSERT_TRUE(OpenDocument("bug_213.pdf")); |
| } |
| |
| // The following tests pass if the document opens without infinite looping. |
| TEST_F(FPDFViewEmbedderTest, Hang_298) { |
| EXPECT_FALSE(OpenDocument("bug_298.pdf")); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, Crasher_773229) { |
| ASSERT_TRUE(OpenDocument("bug_773229.pdf")); |
| } |
| |
| // Test if the document opens without infinite looping. |
| // Previously this test will hang in a loop inside LoadAllCrossRefV4. After |
| // the fix, LoadAllCrossRefV4 will return false after detecting a cross |
| // reference loop. Cross references will be rebuilt successfully. |
| TEST_F(FPDFViewEmbedderTest, CrossRefV4Loop) { |
| ASSERT_TRUE(OpenDocument("bug_xrefv4_loop.pdf")); |
| MockDownloadHints hints; |
| |
| // Make sure calling FPDFAvail_IsDocAvail() on this file does not infinite |
| // loop either. See bug 875. |
| int ret = PDF_DATA_NOTAVAIL; |
| while (ret == PDF_DATA_NOTAVAIL) |
| ret = FPDFAvail_IsDocAvail(avail(), &hints); |
| EXPECT_EQ(PDF_DATA_AVAIL, ret); |
| } |
| |
| // The test should pass when circular references to ParseIndirectObject will not |
| // cause infinite loop. |
| TEST_F(FPDFViewEmbedderTest, Hang_343) { |
| EXPECT_FALSE(OpenDocument("bug_343.pdf")); |
| } |
| |
| // The test should pass when the absence of 'Contents' field in a signature |
| // dictionary will not cause an infinite loop in CPDF_SyntaxParser::GetObject(). |
| TEST_F(FPDFViewEmbedderTest, Hang_344) { |
| EXPECT_FALSE(OpenDocument("bug_344.pdf")); |
| } |
| |
| // The test should pass when there is no infinite recursion in |
| // CPDF_SyntaxParser::GetString(). |
| TEST_F(FPDFViewEmbedderTest, Hang_355) { |
| EXPECT_FALSE(OpenDocument("bug_355.pdf")); |
| } |
| // The test should pass even when the file has circular references to pages. |
| TEST_F(FPDFViewEmbedderTest, Hang_360) { |
| EXPECT_FALSE(OpenDocument("bug_360.pdf")); |
| } |
| |
| // Deliberately damaged version of linearized.pdf with bad data in the shared |
| // object hint table. |
| TEST_F(FPDFViewEmbedderTest, Hang_1055) { |
| ASSERT_TRUE(OpenDocumentLinearized("linearized_bug_1055.pdf")); |
| int version; |
| EXPECT_TRUE(FPDF_GetFileVersion(document(), &version)); |
| EXPECT_EQ(16, version); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, FPDF_RenderPageBitmapWithMatrix) { |
| #if defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_) |
| const char kClippedMD5[] = "d2929fae285593cd1c1d446750d47d60"; |
| const char kTopLeftQuarterMD5[] = "31d24d8c6a2bac380b2f5c393e77ecc9"; |
| const char kHoriStretchedMD5[] = "af6eaa0d3388261693df5390138e4da1"; |
| const char kRotated90ClockwiseMD5[] = "b4baa001d201baed576cd6d5d0d5a160"; |
| const char kRotated180ClockwiseMD5[] = "51819227d0863222aed366d5d7c5d9c8"; |
| const char kRotated270ClockwiseMD5[] = "f2b046e46c2751cebc777a9725ae2f3e"; |
| const char kMirrorHoriMD5[] = "c7fbec322b4fc6bcf46ec1eb89661c41"; |
| const char kMirrorVertMD5[] = "a8b00bc40677a73c15a08b9769d1b576"; |
| const char kLargerTopLeftQuarterMD5[] = "35deb5ed4b73675ce33f68328a33c687"; |
| const char kLargerRotatedDiagonalMD5[] = "1dbf599403c235926d3ddcbc0ea10ee8"; |
| const char kTileMD5[] = "387be3a84774f39aaa955314d2fe7106"; |
| #else |
| const char kClippedMD5[] = "a84cab93c102b9b9290fba3047ba702c"; |
| const char kTopLeftQuarterMD5[] = "f11a11137c8834389e31cf555a4a6979"; |
| const char kHoriStretchedMD5[] = "48ef9205941ed19691ccfa00d717187e"; |
| const char kRotated90ClockwiseMD5[] = "d8da2c7bf77521550d0f2752b9cf3482"; |
| const char kRotated180ClockwiseMD5[] = "0113386bb0bd45125bacc6dee78bfe78"; |
| const char kRotated270ClockwiseMD5[] = "a287e0f74ce203699cda89f9cc97a240"; |
| const char kMirrorHoriMD5[] = "6e8d7a6fde39d8e720fb9e620102918c"; |
| const char kMirrorVertMD5[] = "8f3a555ef9c0d5031831ae3715273707"; |
| const char kLargerTopLeftQuarterMD5[] = "172a2f4adafbadbe98017b1c025b9e27"; |
| const char kLargerRotatedDiagonalMD5[] = "3d62417468bdaff0eb14391a0c30a3b1"; |
| const char kTileMD5[] = "0a190003c97220bf8877684c8d7e89cf"; |
| #endif |
| const char kLargerMD5[] = "c806145641c3e6fc4e022c7065343749"; |
| const char kLargerClippedMD5[] = "091d3b1c7933c8f6945eb2cb41e588e9"; |
| const char kLargerRotatedMD5[] = "115f13353ebfc82ddb392d1f0059eb12"; |
| const char kLargerRotatedLandscapeMD5[] = "c901239d17d84ac84cb6f2124da71b0d"; |
| |
| ASSERT_TRUE(OpenDocument("rectangles.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| const float page_width = FPDF_GetPageWidthF(page); |
| const float page_height = FPDF_GetPageHeightF(page); |
| EXPECT_FLOAT_EQ(200, page_width); |
| EXPECT_FLOAT_EQ(300, page_height); |
| |
| using pdfium::kRectanglesChecksum; |
| ScopedFPDFBitmap bitmap = RenderLoadedPage(page); |
| CompareBitmap(bitmap.get(), page_width, page_height, kRectanglesChecksum); |
| |
| FS_RECTF page_rect{0, 0, page_width, page_height}; |
| |
| // Try rendering with an identity matrix. The output should be the same as |
| // the RenderLoadedPage() output. |
| FS_MATRIX identity_matrix{1, 0, 0, 1, 0, 0}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, identity_matrix, |
| page_rect, kRectanglesChecksum); |
| |
| // Again render with an identity matrix but with a smaller clipping rect. |
| FS_RECTF middle_of_page_rect{page_width / 4, page_height / 4, |
| page_width * 3 / 4, page_height * 3 / 4}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, identity_matrix, |
| middle_of_page_rect, kClippedMD5); |
| |
| // Now render again with the image scaled smaller. |
| FS_MATRIX half_scale_matrix{0.5, 0, 0, 0.5, 0, 0}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, |
| half_scale_matrix, page_rect, |
| kTopLeftQuarterMD5); |
| |
| // Now render again with the image scaled larger horizontally (the right half |
| // will be clipped). |
| FS_MATRIX stretch_x_matrix{2, 0, 0, 1, 0, 0}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, |
| stretch_x_matrix, page_rect, |
| kHoriStretchedMD5); |
| |
| // Try a 90 degree rotation clockwise but with the same bitmap size, so part |
| // will be clipped. |
| FS_MATRIX rotate_90_matrix{0, 1, -1, 0, page_width, 0}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, |
| rotate_90_matrix, page_rect, |
| kRotated90ClockwiseMD5); |
| |
| // 180 degree rotation clockwise. |
| FS_MATRIX rotate_180_matrix{-1, 0, 0, -1, page_width, page_height}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, |
| rotate_180_matrix, page_rect, |
| kRotated180ClockwiseMD5); |
| |
| // 270 degree rotation clockwise. |
| FS_MATRIX rotate_270_matrix{0, -1, 1, 0, 0, page_width}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, |
| rotate_270_matrix, page_rect, |
| kRotated270ClockwiseMD5); |
| |
| // Mirror horizontally. |
| FS_MATRIX mirror_hori_matrix{-1, 0, 0, 1, page_width, 0}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, |
| mirror_hori_matrix, page_rect, kMirrorHoriMD5); |
| |
| // Mirror vertically. |
| FS_MATRIX mirror_vert_matrix{1, 0, 0, -1, 0, page_height}; |
| TestRenderPageBitmapWithMatrix(page, page_width, page_height, |
| mirror_vert_matrix, page_rect, kMirrorVertMD5); |
| |
| // Tests rendering to a larger bitmap |
| const float bitmap_width = page_width * 2; |
| const float bitmap_height = page_height * 2; |
| |
| // Render using an identity matrix and the whole bitmap area as clipping rect. |
| FS_RECTF bitmap_rect{0, 0, bitmap_width, bitmap_height}; |
| TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height, |
| identity_matrix, bitmap_rect, |
| kLargerTopLeftQuarterMD5); |
| |
| // Render using a scaling matrix to fill the larger bitmap. |
| FS_MATRIX double_scale_matrix{2, 0, 0, 2, 0, 0}; |
| TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height, |
| double_scale_matrix, bitmap_rect, kLargerMD5); |
| |
| // Render the larger image again but with clipping. |
| FS_RECTF middle_of_bitmap_rect{bitmap_width / 4, bitmap_height / 4, |
| bitmap_width * 3 / 4, bitmap_height * 3 / 4}; |
| TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height, |
| double_scale_matrix, middle_of_bitmap_rect, |
| kLargerClippedMD5); |
| |
| // On the larger bitmap, try a 90 degree rotation but with the same bitmap |
| // size, so part will be clipped. |
| FS_MATRIX rotate_90_scale_2_matrix{0, 2, -2, 0, bitmap_width, 0}; |
| TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height, |
| rotate_90_scale_2_matrix, bitmap_rect, |
| kLargerRotatedMD5); |
| |
| // On the larger bitmap, apply 90 degree rotation to a bitmap with the |
| // appropriate dimensions. |
| const float landscape_bitmap_width = bitmap_height; |
| const float landscape_bitmap_height = bitmap_width; |
| FS_RECTF landscape_bitmap_rect{0, 0, landscape_bitmap_width, |
| landscape_bitmap_height}; |
| FS_MATRIX landscape_rotate_90_scale_2_matrix{ |
| 0, 2, -2, 0, landscape_bitmap_width, 0}; |
| TestRenderPageBitmapWithMatrix( |
| page, landscape_bitmap_width, landscape_bitmap_height, |
| landscape_rotate_90_scale_2_matrix, landscape_bitmap_rect, |
| kLargerRotatedLandscapeMD5); |
| |
| // On the larger bitmap, apply 45 degree rotation to a bitmap with the |
| // appropriate dimensions. |
| const float sqrt2 = 1.41421356f; |
| const float diagonal_bitmap_size = |
| ceil((bitmap_width + bitmap_height) / sqrt2); |
| FS_RECTF diagonal_bitmap_rect{0, 0, diagonal_bitmap_size, |
| diagonal_bitmap_size}; |
| FS_MATRIX rotate_45_scale_2_matrix{ |
| sqrt2, sqrt2, -sqrt2, sqrt2, bitmap_height / sqrt2, 0}; |
| TestRenderPageBitmapWithMatrix(page, diagonal_bitmap_size, |
| diagonal_bitmap_size, rotate_45_scale_2_matrix, |
| diagonal_bitmap_rect, |
| kLargerRotatedDiagonalMD5); |
| |
| // Render the (2, 1) tile of the page (third column, second row) when the page |
| // is divided in 50x50 pixel tiles. The tile is scaled by a factor of 7. |
| const float scale = 7.0; |
| const int tile_size = 50; |
| const int tile_x = 2; |
| const int tile_y = 1; |
| float tile_bitmap_size = scale * tile_size; |
| FS_RECTF tile_bitmap_rect{0, 0, tile_bitmap_size, tile_bitmap_size}; |
| FS_MATRIX tile_2_1_matrix{scale, |
| 0, |
| 0, |
| scale, |
| -tile_x * tile_bitmap_size, |
| -tile_y * tile_bitmap_size}; |
| TestRenderPageBitmapWithMatrix(page, tile_bitmap_size, tile_bitmap_size, |
| tile_2_1_matrix, tile_bitmap_rect, kTileMD5); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, FPDF_GetPageSizeByIndexF) { |
| ASSERT_TRUE(OpenDocument("rectangles.pdf")); |
| |
| FS_SIZEF size; |
| EXPECT_FALSE(FPDF_GetPageSizeByIndexF(nullptr, 0, &size)); |
| EXPECT_FALSE(FPDF_GetPageSizeByIndexF(document(), 0, nullptr)); |
| |
| // Page -1 doesn't exist. |
| EXPECT_FALSE(FPDF_GetPageSizeByIndexF(document(), -1, &size)); |
| |
| // Page 1 doesn't exist. |
| EXPECT_FALSE(FPDF_GetPageSizeByIndexF(document(), 1, &size)); |
| |
| // Page 0 exists. |
| EXPECT_TRUE(FPDF_GetPageSizeByIndexF(document(), 0, &size)); |
| EXPECT_FLOAT_EQ(200.0f, size.width); |
| EXPECT_FLOAT_EQ(300.0f, size.height); |
| |
| CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document()); |
| #ifdef PDF_ENABLE_XFA |
| // TODO(tsepez): XFA must obtain this size without parsing. |
| EXPECT_EQ(1u, pDoc->GetParsedPageCountForTesting()); |
| #else // PDF_ENABLE_XFA |
| EXPECT_EQ(0u, pDoc->GetParsedPageCountForTesting()); |
| #endif // PDF_ENABLE_XFA |
| |
| // Double-check against values from when page is actually parsed. |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| EXPECT_FLOAT_EQ(size.width, FPDF_GetPageWidthF(page)); |
| EXPECT_FLOAT_EQ(size.height, FPDF_GetPageHeightF(page)); |
| EXPECT_EQ(1u, pDoc->GetParsedPageCountForTesting()); |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, FPDF_GetPageSizeByIndex) { |
| ASSERT_TRUE(OpenDocument("rectangles.pdf")); |
| |
| double width = 0; |
| double height = 0; |
| |
| EXPECT_FALSE(FPDF_GetPageSizeByIndex(nullptr, 0, &width, &height)); |
| EXPECT_FALSE(FPDF_GetPageSizeByIndex(document(), 0, nullptr, &height)); |
| EXPECT_FALSE(FPDF_GetPageSizeByIndex(document(), 0, &width, nullptr)); |
| |
| // Page -1 doesn't exist. |
| EXPECT_FALSE(FPDF_GetPageSizeByIndex(document(), -1, &width, &height)); |
| |
| // Page 1 doesn't exist. |
| EXPECT_FALSE(FPDF_GetPageSizeByIndex(document(), 1, &width, &height)); |
| |
| // Page 0 exists. |
| EXPECT_TRUE(FPDF_GetPageSizeByIndex(document(), 0, &width, &height)); |
| EXPECT_EQ(200.0, width); |
| EXPECT_EQ(300.0, height); |
| |
| CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document()); |
| #ifdef PDF_ENABLE_XFA |
| // TODO(tsepez): XFA must obtain this size without parsing. |
| EXPECT_EQ(1u, pDoc->GetParsedPageCountForTesting()); |
| #else // PDF_ENABLE_XFA |
| EXPECT_EQ(0u, pDoc->GetParsedPageCountForTesting()); |
| #endif // PDF_ENABLE_XFA |
| |
| // Double-check against values from when page is actually parsed. |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| EXPECT_EQ(width, FPDF_GetPageWidth(page)); |
| EXPECT_EQ(height, FPDF_GetPageHeight(page)); |
| EXPECT_EQ(1u, pDoc->GetParsedPageCountForTesting()); |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetXFAArrayData) { |
| ASSERT_TRUE(OpenDocument("simple_xfa.pdf")); |
| |
| static constexpr struct { |
| const char* name; |
| size_t content_length; |
| const char* content_checksum; |
| } kExpectedResults[]{ |
| {"preamble", 124u, "71be364e53292596412242bfcdb46eab"}, |
| {"config", 642u, "bcd1ca1d420ee31a561273a54a06435f"}, |
| {"template", 541u, "0f48cb2fa1bb9cbf9eee802d66e81bf4"}, |
| {"localeSet", 3455u, "bb1f253d3e5c719ac0da87d055bc164e"}, |
| {"postamble", 11u, "6b79e25da35d86634ea27c38f64cf243"}, |
| }; |
| |
| ASSERT_EQ(static_cast<int>(pdfium::size(kExpectedResults)), |
| FPDF_GetXFAPacketCount(document())); |
| for (size_t i = 0; i < pdfium::size(kExpectedResults); ++i) { |
| char name_buffer[20] = {}; |
| ASSERT_EQ(strlen(kExpectedResults[i].name) + 1, |
| FPDF_GetXFAPacketName(document(), i, nullptr, 0)); |
| EXPECT_EQ( |
| strlen(kExpectedResults[i].name) + 1, |
| FPDF_GetXFAPacketName(document(), i, name_buffer, sizeof(name_buffer))); |
| EXPECT_STREQ(kExpectedResults[i].name, name_buffer); |
| |
| unsigned long buflen; |
| ASSERT_TRUE(FPDF_GetXFAPacketContent(document(), i, nullptr, 0, &buflen)); |
| ASSERT_EQ(kExpectedResults[i].content_length, buflen); |
| std::vector<uint8_t> data_buffer(buflen); |
| EXPECT_TRUE(FPDF_GetXFAPacketContent(document(), i, data_buffer.data(), |
| data_buffer.size(), &buflen)); |
| EXPECT_EQ(kExpectedResults[i].content_length, buflen); |
| EXPECT_STREQ( |
| kExpectedResults[i].content_checksum, |
| GenerateMD5Base16(data_buffer.data(), data_buffer.size()).c_str()); |
| } |
| |
| // Test bad parameters. |
| EXPECT_EQ(-1, FPDF_GetXFAPacketCount(nullptr)); |
| |
| EXPECT_EQ(0u, FPDF_GetXFAPacketName(nullptr, 0, nullptr, 0)); |
| EXPECT_EQ(0u, FPDF_GetXFAPacketName(document(), -1, nullptr, 0)); |
| EXPECT_EQ(0u, FPDF_GetXFAPacketName( |
| document(), pdfium::size(kExpectedResults), nullptr, 0)); |
| |
| unsigned long buflen = 123; |
| EXPECT_FALSE(FPDF_GetXFAPacketContent(nullptr, 0, nullptr, 0, &buflen)); |
| EXPECT_EQ(123u, buflen); |
| EXPECT_FALSE(FPDF_GetXFAPacketContent(document(), -1, nullptr, 0, &buflen)); |
| EXPECT_EQ(123u, buflen); |
| EXPECT_FALSE(FPDF_GetXFAPacketContent( |
| document(), pdfium::size(kExpectedResults), nullptr, 0, &buflen)); |
| EXPECT_EQ(123u, buflen); |
| EXPECT_FALSE(FPDF_GetXFAPacketContent(document(), 0, nullptr, 0, nullptr)); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetXFAStreamData) { |
| ASSERT_TRUE(OpenDocument("bug_1265.pdf")); |
| |
| ASSERT_EQ(1, FPDF_GetXFAPacketCount(document())); |
| |
| char name_buffer[20] = {}; |
| ASSERT_EQ(1u, FPDF_GetXFAPacketName(document(), 0, nullptr, 0)); |
| EXPECT_EQ(1u, FPDF_GetXFAPacketName(document(), 0, name_buffer, |
| sizeof(name_buffer))); |
| EXPECT_STREQ("", name_buffer); |
| |
| unsigned long buflen; |
| ASSERT_TRUE(FPDF_GetXFAPacketContent(document(), 0, nullptr, 0, &buflen)); |
| ASSERT_EQ(121u, buflen); |
| std::vector<uint8_t> data_buffer(buflen); |
| EXPECT_TRUE(FPDF_GetXFAPacketContent(document(), 0, data_buffer.data(), |
| data_buffer.size(), &buflen)); |
| EXPECT_EQ(121u, buflen); |
| EXPECT_STREQ( |
| "8f912eaa1e66c9341cb3032ede71e147", |
| GenerateMD5Base16(data_buffer.data(), data_buffer.size()).c_str()); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetXFADataForNoForm) { |
| ASSERT_TRUE(OpenDocument("hello_world.pdf")); |
| |
| EXPECT_EQ(0, FPDF_GetXFAPacketCount(document())); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetXFADataForAcroForm) { |
| ASSERT_TRUE(OpenDocument("text_form.pdf")); |
| |
| EXPECT_EQ(0, FPDF_GetXFAPacketCount(document())); |
| } |
| |
| class RecordUnsupportedErrorDelegate final : public EmbedderTest::Delegate { |
| public: |
| RecordUnsupportedErrorDelegate() = default; |
| ~RecordUnsupportedErrorDelegate() override = default; |
| |
| void UnsupportedHandler(int type) override { type_ = type; } |
| |
| int type_ = -1; |
| }; |
| |
| TEST_F(FPDFViewEmbedderTest, UnSupportedOperations_NotFound) { |
| RecordUnsupportedErrorDelegate delegate; |
| SetDelegate(&delegate); |
| ASSERT_TRUE(OpenDocument("hello_world.pdf")); |
| EXPECT_EQ(delegate.type_, -1); |
| SetDelegate(nullptr); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, UnSupportedOperations_LoadCustomDocument) { |
| RecordUnsupportedErrorDelegate delegate; |
| SetDelegate(&delegate); |
| ASSERT_TRUE(OpenDocument("unsupported_feature.pdf")); |
| EXPECT_EQ(FPDF_UNSP_DOC_PORTABLECOLLECTION, delegate.type_); |
| SetDelegate(nullptr); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, UnSupportedOperations_LoadDocument) { |
| std::string file_path; |
| ASSERT_TRUE( |
| PathService::GetTestFilePath("unsupported_feature.pdf", &file_path)); |
| |
| RecordUnsupportedErrorDelegate delegate; |
| SetDelegate(&delegate); |
| FPDF_DOCUMENT doc = FPDF_LoadDocument(file_path.c_str(), ""); |
| EXPECT_TRUE(doc != nullptr); |
| EXPECT_EQ(FPDF_UNSP_DOC_PORTABLECOLLECTION, delegate.type_); |
| FPDF_CloseDocument(doc); |
| SetDelegate(nullptr); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, DocumentHasValidCrossReferenceTable) { |
| ASSERT_TRUE(OpenDocument("hello_world.pdf")); |
| EXPECT_TRUE(FPDF_DocumentHasValidCrossReferenceTable(document())); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, DocumentHasInvalidCrossReferenceTable) { |
| EXPECT_FALSE(FPDF_DocumentHasValidCrossReferenceTable(nullptr)); |
| |
| ASSERT_TRUE(OpenDocument("bug_664284.pdf")); |
| EXPECT_FALSE(FPDF_DocumentHasValidCrossReferenceTable(document())); |
| } |
| |
| // Related to https://crbug.com/pdfium/1197 |
| TEST_F(FPDFViewEmbedderTest, LoadDocumentWithEmptyXRefConsistently) { |
| ASSERT_TRUE(OpenDocument("empty_xref.pdf")); |
| EXPECT_TRUE(FPDF_DocumentHasValidCrossReferenceTable(document())); |
| |
| std::string file_path; |
| ASSERT_TRUE(PathService::GetTestFilePath("empty_xref.pdf", &file_path)); |
| { |
| ScopedFPDFDocument doc(FPDF_LoadDocument(file_path.c_str(), "")); |
| ASSERT_TRUE(doc); |
| EXPECT_TRUE(FPDF_DocumentHasValidCrossReferenceTable(doc.get())); |
| } |
| { |
| size_t file_length = 0; |
| std::unique_ptr<char, pdfium::FreeDeleter> file_contents = |
| GetFileContents(file_path.c_str(), &file_length); |
| DCHECK(file_contents); |
| ScopedFPDFDocument doc( |
| FPDF_LoadMemDocument(file_contents.get(), file_length, "")); |
| ASSERT_TRUE(doc); |
| EXPECT_TRUE(FPDF_DocumentHasValidCrossReferenceTable(doc.get())); |
| } |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, RenderBug664284WithNoNativeText) { |
| #if defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_) |
| // For Skia/SkiaPaths, since the font used in bug_664284.pdf is not a CID |
| // font, ShouldDrawDeviceText() will always return true. Therefore |
| // FPDF_NO_NATIVETEXT determines whether to go through the rendering path in |
| // CFX_SkiaDeviceDriver::DrawDeviceText() and it will always affect the |
| // rendering results across all platforms. |
| static const char kOriginalChecksum[] = "cfcdc544325a9780be241685d200c47b"; |
| static const char kNoNativeTextChecksum[] = |
| "288502887ffc63291f35a0573b944375"; |
| #else |
| // For AGG, since CFX_AggDeviceDriver::DrawDeviceText() always returns false, |
| // FPDF_NO_NATIVETEXT won't affect device-specific rendering path and it will |
| // only disable native text support on macOS. Therefore Windows and Linux |
| // rendering results remain the same as rendering with no flags, while the macOS |
| // rendering result doesn't. |
| #if BUILDFLAG(IS_APPLE) |
| static const char kOriginalChecksum[] = "0e339d606aafb63077f49e238dc27cb0"; |
| static const char kNoNativeTextChecksum[] = |
| "288502887ffc63291f35a0573b944375"; |
| #else |
| static const char kOriginalChecksum[] = "288502887ffc63291f35a0573b944375"; |
| static const char kNoNativeTextChecksum[] = |
| "288502887ffc63291f35a0573b944375"; |
| #endif // BUILDFLAG(IS_APPLE) |
| #endif // defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_) |
| ASSERT_TRUE(OpenDocument("bug_664284.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| TestRenderPageBitmapWithFlags(page, 0, kOriginalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_NO_NATIVETEXT, |
| kNoNativeTextChecksum); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, RenderJpxLzwImageWithFlags) { |
| static const char kNormalChecksum[] = "4bcd56cae1ca2622403e8af07242e71a"; |
| static const char kGrayscaleChecksum[] = "fe45ad56efe868ba82285fa5ffedc0cb"; |
| |
| ASSERT_TRUE(OpenDocument("jpx_lzw.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| TestRenderPageBitmapWithFlags(page, 0, kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_ANNOT, kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_LCD_TEXT, kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_NO_NATIVETEXT, kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_GRAYSCALE, kGrayscaleChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_LIMITEDIMAGECACHE, |
| kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_FORCEHALFTONE, |
| kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_PRINTING, kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHTEXT, |
| kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHIMAGE, |
| kNormalChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHPATH, |
| kNormalChecksum); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, RenderManyRectanglesWithFlags) { |
| #if defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_) |
| static const char kGrayscaleMD5[] = "b596ac8bbe64e7bff31888ab05e4dcf4"; |
| static const char kNoSmoothpathMD5[] = "4d71ed53d9f6e6a761876ebb4ff23e19"; |
| #else |
| static const char kGrayscaleMD5[] = "7b553f1052069a9c61237a05db0955d6"; |
| static const char kNoSmoothpathMD5[] = "ff6e5c509d1f6984bcdfd18b26a4203a"; |
| #endif |
| |
| ASSERT_TRUE(OpenDocument("many_rectangles.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| TestRenderPageBitmapWithFlags(page, 0, kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_ANNOT, kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_LCD_TEXT, kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_NO_NATIVETEXT, |
| kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_GRAYSCALE, kGrayscaleMD5); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_LIMITEDIMAGECACHE, |
| kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_FORCEHALFTONE, |
| kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_PRINTING, kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHTEXT, |
| kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHIMAGE, |
| kManyRectanglesChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHPATH, |
| kNoSmoothpathMD5); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, RenderManyRectanglesWithExternalMemory) { |
| ASSERT_TRUE(OpenDocument("many_rectangles.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| #if defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_) |
| static const char kGrayMD5[] = "3dfe1fc3889123d68e1748fefac65e72"; |
| |
| // TODO(crbug.com/pdfium/1489): Add a test for FPDFBitmap_BGR in |
| // Skia/SkiaPaths modes once Skia provides support for BGR24 format. |
| #else |
| static const char kGrayMD5[] = "b561c11edc44dc3972125a9b8744fa2f"; |
| static const char kBgrMD5[] = "ab6312e04c0d3f4e46fb302a45173d05"; |
| |
| TestRenderPageBitmapWithExternalMemory(page, FPDFBitmap_BGR, kBgrMD5); |
| #endif |
| TestRenderPageBitmapWithExternalMemory(page, FPDFBitmap_Gray, kGrayMD5); |
| TestRenderPageBitmapWithExternalMemory(page, FPDFBitmap_BGRx, |
| kManyRectanglesChecksum); |
| TestRenderPageBitmapWithExternalMemory(page, FPDFBitmap_BGRA, |
| kManyRectanglesChecksum); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, RenderHelloWorldWithFlags) { |
| ASSERT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| using pdfium::kHelloWorldChecksum; |
| TestRenderPageBitmapWithFlags(page, 0, kHelloWorldChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_ANNOT, kHelloWorldChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_GRAYSCALE, kHelloWorldChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_LIMITEDIMAGECACHE, |
| kHelloWorldChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_FORCEHALFTONE, |
| kHelloWorldChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_PRINTING, kHelloWorldChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHIMAGE, |
| kHelloWorldChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHPATH, |
| kHelloWorldChecksum); |
| |
| #if defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_) |
| static const char kLcdTextChecksum[] = "fea3e59b7ac7b7a6940018497034f6cf"; |
| static const char kNoSmoothtextChecksum[] = |
| "c4173cf724618e5b68efb74543519bb9"; |
| #elif BUILDFLAG(IS_APPLE) |
| static const char kLcdTextChecksum[] = "6eef7237f7591f07616e238422086737"; |
| static const char kNoSmoothtextChecksum[] = |
| "6eef7237f7591f07616e238422086737"; |
| #else |
| static const char kLcdTextChecksum[] = "09152e25e51fa8ca31fc28d0937bf477"; |
| static const char kNoSmoothtextChecksum[] = |
| "37d0b34e1762fdda4c05ce7ea357b828"; |
| #endif |
| |
| TestRenderPageBitmapWithFlags(page, FPDF_LCD_TEXT, kLcdTextChecksum); |
| TestRenderPageBitmapWithFlags(page, FPDF_RENDER_NO_SMOOTHTEXT, |
| kNoSmoothtextChecksum); |
| |
| // For text rendering, When anti-aliasing is disabled, LCD Optimization flag |
| // will be ignored. |
| TestRenderPageBitmapWithFlags(page, FPDF_LCD_TEXT | FPDF_RENDER_NO_SMOOTHTEXT, |
| kNoSmoothtextChecksum); |
| |
| UnloadPage(page); |
| } |
| |
| #if BUILDFLAG(IS_WIN) |
| TEST_F(FPDFViewEmbedderTest, FPDFRenderPageEmf) { |
| ASSERT_TRUE(OpenDocument("rectangles.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| std::vector<uint8_t> emf_normal = RenderPageWithFlagsToEmf(page, 0); |
| EXPECT_EQ(3772u, emf_normal.size()); |
| |
| // FPDF_REVERSE_BYTE_ORDER is ignored since EMFs are always BGR. |
| std::vector<uint8_t> emf_reverse_byte_order = |
| RenderPageWithFlagsToEmf(page, FPDF_REVERSE_BYTE_ORDER); |
| EXPECT_EQ(emf_normal, emf_reverse_byte_order); |
| |
| UnloadPage(page); |
| } |
| |
| class PostScriptRenderEmbedderTestBase : public FPDFViewEmbedderTest { |
| protected: |
| ~PostScriptRenderEmbedderTestBase() override = default; |
| |
| // FPDFViewEmbedderTest: |
| void TearDown() override { |
| FPDF_SetPrintMode(FPDF_PRINTMODE_EMF); |
| FPDFViewEmbedderTest::TearDown(); |
| } |
| }; |
| |
| class PostScriptLevel2EmbedderTest : public PostScriptRenderEmbedderTestBase { |
| public: |
| PostScriptLevel2EmbedderTest() = default; |
| ~PostScriptLevel2EmbedderTest() override = default; |
| |
| protected: |
| // FPDFViewEmbedderTest: |
| void SetUp() override { |
| FPDFViewEmbedderTest::SetUp(); |
| FPDF_SetPrintMode(FPDF_PRINTMODE_POSTSCRIPT2); |
| } |
| }; |
| |
| class PostScriptLevel3EmbedderTest : public PostScriptRenderEmbedderTestBase { |
| public: |
| PostScriptLevel3EmbedderTest() = default; |
| ~PostScriptLevel3EmbedderTest() override = default; |
| |
| protected: |
| // FPDFViewEmbedderTest: |
| void SetUp() override { |
| FPDFViewEmbedderTest::SetUp(); |
| FPDF_SetPrintMode(FPDF_PRINTMODE_POSTSCRIPT3); |
| } |
| }; |
| |
| TEST_F(PostScriptLevel2EmbedderTest, Rectangles) { |
| ASSERT_TRUE(OpenDocument("rectangles.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| std::vector<uint8_t> emf_normal = RenderPageWithFlagsToEmf(page, 0); |
| std::string ps_data = GetPostScriptFromEmf(emf_normal); |
| EXPECT_STREQ(kExpectedRectanglePostScript, ps_data.c_str()); |
| |
| // FPDF_REVERSE_BYTE_ORDER is ignored since PostScript is not bitmap-based. |
| std::vector<uint8_t> emf_reverse_byte_order = |
| RenderPageWithFlagsToEmf(page, FPDF_REVERSE_BYTE_ORDER); |
| EXPECT_EQ(emf_normal, emf_reverse_byte_order); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(PostScriptLevel3EmbedderTest, Rectangles) { |
| ASSERT_TRUE(OpenDocument("rectangles.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| std::vector<uint8_t> emf_normal = RenderPageWithFlagsToEmf(page, 0); |
| std::string ps_data = GetPostScriptFromEmf(emf_normal); |
| EXPECT_STREQ(kExpectedRectanglePostScript, ps_data.c_str()); |
| |
| // FPDF_REVERSE_BYTE_ORDER is ignored since PostScript is not bitmap-based. |
| std::vector<uint8_t> emf_reverse_byte_order = |
| RenderPageWithFlagsToEmf(page, FPDF_REVERSE_BYTE_ORDER); |
| EXPECT_EQ(emf_normal, emf_reverse_byte_order); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(PostScriptLevel2EmbedderTest, Image) { |
| const char kExpected[] = |
| "\n" |
| "save\n" |
| "/im/initmatrix load def\n" |
| "/n/newpath load def/m/moveto load def/l/lineto load def/c/curveto load " |
| "def/h/closepath load def\n" |
| "/f/fill load def/F/eofill load def/s/stroke load def/W/clip load " |
| "def/W*/eoclip load def\n" |
| "/rg/setrgbcolor load def/k/setcmykcolor load def\n" |
| "/J/setlinecap load def/j/setlinejoin load def/w/setlinewidth load " |
| "def/M/setmiterlimit load def/d/setdash load def\n" |
| "/q/gsave load def/Q/grestore load def/iM/imagemask load def\n" |
| "/Tj/show load def/Ff/findfont load def/Fs/scalefont load def/Sf/setfont " |
| "load def\n" |
| "/cm/concat load def/Cm/currentmatrix load def/mx/matrix load " |
| "def/sm/setmatrix load def\n" |
| "0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n\n" |
| "q\n" |
| "0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n\n" |
| "q\n" |
| "Q\n" |
| "q\n" |
| "281 106.7 m 331 106.7 l 331 56.7 l 281 56.7 l 281 106.7 l h W* n\n" |
| "q\n" |
| "[49.9 0 0 -50 281.1 106.6]cm 50 50 8[50 0 0 -50 0 " |
| "50]currentfile/ASCII85Decode filter /DCTDecode filter false 3 " |
| "colorimage\n" |
| "s4IA0!\"_al8O`[\\!<<*#!!*'\"s4[N@!!ic5#6k>;#6tJ?#m^kH'FbHY$Odmc'+Yct)" |
| "BU\"@)B9_>\r\n" |
| ",VCGe+tOrY*%3`p/2/e81c-:%3B]>W4>&EH1B6)/" |
| "6NIK\"#n.1M(_$ok1*IV\\1,:U?1,:U?1,:U?\r\n" |
| "1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,:U?1,AmF!\"fJ:1&s'3!?qLF&HMtG!" |
| "WU(<\r\n" |
| "*rl9A\"T\\W)!<E3$z!!!!\"!WrQ/\"pYD?$4HmP!4<@<!W`B*!X&T/" |
| "\"U\"r.!!.KK!WrE*&Hrdj0gQ!W\r\n" |
| ";.0\\RE>10ZOeE%*6F\"?A;UOtZ1LbBV#mqFa(`=5<-7:2j.Ps\"@2`NfY6UX@47n?3D;" |
| "cHat='/U/\r\n" |
| "@q9._B4u!oF*)PJGBeCZK7nr5LPUeEP*;,qQC!u,R\\HRQV5C/" |
| "hWN*81['d?O\\@K2f_o0O6a2lBF\r\n" |
| "daQ^rf%8R-g>V&OjQ5OekiqC&o(2MHp@n@XqZ\"J6*ru?D!<E3%!<E3%!<<*\"!!!!\"!" |
| "WrQ/\"pYD?\r\n" |
| "$4HmP!4<C=!W`?*\"9Sc3\"U\"r.!<RHF!<N?8\"9fr'\"qj4!#@VTc+u4]T'LIqUZ,$_" |
| "k1K*]W@WKj'\r\n" |
| "(*k`q-1Mcg)&ahL-n-W'2E*TU3^Z;(7Rp!@8lJ\\h<``C+>%;)SAnPdkC3+K>G'A1VH@gd&" |
| "KnbA=\r\n" |
| "M2II[Pa.Q$R$jD;USO``Vl6SpZEppG[^WcW]#)A'`Q#s>ai`&\\eCE.%f\\,!<j5f=" |
| "akNM0qo(2MH\r\n" |
| "p@n@XqZ#7L$j-M1!YGMH!'^JZre`+s!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!!" |
| "fAD!\r\n" |
| "!fAD!!fAD!!fAD!!fAD!!fAD!!fAD!&-(;~>\n" |
| "Q\n" |
| "Q\n" |
| "q\n" |
| "q\n" |
| "Q\n" |
| "Q\n" |
| "Q\n" |
| "Q\n" |
| "\n" |
| "restore\n"; |
| |
| ASSERT_TRUE(OpenDocument("tagged_alt_text.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| std::vector<uint8_t> emf = RenderPageWithFlagsToEmf(page, 0); |
| std::string ps_data = GetPostScriptFromEmf(emf); |
| EXPECT_STREQ(kExpected, ps_data.c_str()); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(PostScriptLevel3EmbedderTest, Image) { |
| const char kExpected[] = R"( |
| save |
| /im/initmatrix load def |
| /n/newpath load def/m/moveto load def/l/lineto load def/c/curveto load def/h/closepath load def |
| /f/fill load def/F/eofill load def/s/stroke load def/W/clip load def/W*/eoclip load def |
| /rg/setrgbcolor load def/k/setcmykcolor load def |
| /J/setlinecap load def/j/setlinejoin load def/w/setlinewidth load def/M/setmiterlimit load def/d/setdash load def |
| /q/gsave load def/Q/grestore load def/iM/imagemask load def |
| /Tj/show load def/Ff/findfont load def/Fs/scalefont load def/Sf/setfont load def |
| /cm/concat load def/Cm/currentmatrix load def/mx/matrix load def/sm/setmatrix load def |
| 0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n |
| q |
| 0 792 m 0 0 l 612 0 l 612 792 l 0 792 l h W n |
| q |
| Q |
| q |
| 281 106.7 m 331 106.7 l 331 56.7 l 281 56.7 l 281 106.7 l h W* n |
| q |
| [49.9 0 0 -50 281.1 106.6]cm 50 50 8[50 0 0 -50 0 50]currentfile/ASCII85Decode filter /FlateDecode filter false 3 colorimage |
| Gb"0;0`_7S!5bE%:[N')TE"rlzGQSs[!!*~> |
| Q |
| Q |
| q |
| q |
| Q |
| Q |
| Q |
| Q |
| |
| restore |
| )"; |
| |
| ASSERT_TRUE(OpenDocument("tagged_alt_text.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| std::vector<uint8_t> emf = RenderPageWithFlagsToEmf(page, 0); |
| std::string ps_data = GetPostScriptFromEmf(emf); |
| EXPECT_STREQ(kExpected, ps_data.c_str()); |
| |
| UnloadPage(page); |
| } |
| |
| // TODO(crbug.com/pdfium/1500): Fix this test and enable. |
| #if defined(_SKIA_SUPPORT_) |
| #define MAYBE_ImageMask DISABLED_ImageMask |
| #else |
| #define MAYBE_ImageMask ImageMask |
| #endif |
| TEST_F(FPDFViewEmbedderTest, MAYBE_ImageMask) { |
| ASSERT_TRUE(OpenDocument("bug_674771.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Render the page with more efficient processing of image masks. |
| FPDF_SetPrintMode(FPDF_PRINTMODE_EMF_IMAGE_MASKS); |
| std::vector<uint8_t> emf_image_masks = RenderPageWithFlagsToEmf(page, 0); |
| |
| // Render the page normally. |
| FPDF_SetPrintMode(FPDF_PRINTMODE_EMF); |
| std::vector<uint8_t> emf_normal = RenderPageWithFlagsToEmf(page, 0); |
| |
| EXPECT_LT(emf_image_masks.size(), emf_normal.size()); |
| |
| UnloadPage(page); |
| } |
| #endif // BUILDFLAG(IS_WIN) |
| |
| TEST_F(FPDFViewEmbedderTest, GetTrailerEnds) { |
| ASSERT_TRUE(OpenDocument("two_signatures.pdf")); |
| |
| // FPDF_GetTrailerEnds() positive testing. |
| unsigned long size = FPDF_GetTrailerEnds(document(), nullptr, 0); |
| const std::vector<unsigned int> kExpectedEnds{633, 1703, 2781}; |
| ASSERT_EQ(kExpectedEnds.size(), size); |
| std::vector<unsigned int> ends(size); |
| ASSERT_EQ(size, FPDF_GetTrailerEnds(document(), ends.data(), size)); |
| ASSERT_EQ(kExpectedEnds, ends); |
| |
| // FPDF_GetTrailerEnds() negative testing. |
| ASSERT_EQ(0U, FPDF_GetTrailerEnds(nullptr, nullptr, 0)); |
| |
| ends.resize(2); |
| ends[0] = 0; |
| ends[1] = 1; |
| size = FPDF_GetTrailerEnds(document(), ends.data(), ends.size()); |
| ASSERT_EQ(kExpectedEnds.size(), size); |
| EXPECT_EQ(0U, ends[0]); |
| EXPECT_EQ(1U, ends[1]); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetTrailerEndsHelloWorld) { |
| // Single trailer, \n line ending at the trailer end. |
| ASSERT_TRUE(OpenDocument("hello_world.pdf")); |
| |
| // FPDF_GetTrailerEnds() positive testing. |
| unsigned long size = FPDF_GetTrailerEnds(document(), nullptr, 0); |
| const std::vector<unsigned int> kExpectedEnds{840}; |
| ASSERT_EQ(kExpectedEnds.size(), size); |
| std::vector<unsigned int> ends(size); |
| ASSERT_EQ(size, FPDF_GetTrailerEnds(document(), ends.data(), size)); |
| ASSERT_EQ(kExpectedEnds, ends); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetTrailerEndsAnnotationStamp) { |
| // Multiple trailers, \r\n line ending at the trailer ends. |
| ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); |
| |
| // FPDF_GetTrailerEnds() positive testing. |
| unsigned long size = FPDF_GetTrailerEnds(document(), nullptr, 0); |
| const std::vector<unsigned int> kExpectedEnds{441, 7945, 101719}; |
| ASSERT_EQ(kExpectedEnds.size(), size); |
| std::vector<unsigned int> ends(size); |
| ASSERT_EQ(size, FPDF_GetTrailerEnds(document(), ends.data(), size)); |
| ASSERT_EQ(kExpectedEnds, ends); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetTrailerEndsLinearized) { |
| // Set up linearized PDF. |
| FileAccessForTesting file_acc("linearized.pdf"); |
| FakeFileAccess fake_acc(&file_acc); |
| CreateAvail(fake_acc.GetFileAvail(), fake_acc.GetFileAccess()); |
| fake_acc.SetWholeFileAvailable(); |
| |
| // Multiple trailers, \r line ending at the trailer ends (no \n). |
| SetDocumentFromAvail(); |
| ASSERT_TRUE(document()); |
| |
| // FPDF_GetTrailerEnds() positive testing. |
| unsigned long size = FPDF_GetTrailerEnds(document(), nullptr, 0); |
| const std::vector<unsigned int> kExpectedEnds{474, 11384}; |
| ASSERT_EQ(kExpectedEnds.size(), size); |
| std::vector<unsigned int> ends(size); |
| ASSERT_EQ(size, FPDF_GetTrailerEnds(document(), ends.data(), size)); |
| ASSERT_EQ(kExpectedEnds, ends); |
| } |
| |
| TEST_F(FPDFViewEmbedderTest, GetTrailerEndsWhitespace) { |
| // Whitespace between 'endstream'/'endobj' and the newline. |
| ASSERT_TRUE(OpenDocument("trailer_end_trailing_space.pdf")); |
| |
| unsigned long size = FPDF_GetTrailerEnds(document(), nullptr, 0); |
| const std::vector<unsigned int> kExpectedEnds{1193}; |
| // Without the accompanying fix in place, this test would have failed, as the |
| // size was 0, not 1, i.e. no trailer ends were found. |
| ASSERT_EQ(kExpectedEnds.size(), size); |
| std::vector<unsigned int> ends(size); |
| ASSERT_EQ(size, FPDF_GetTrailerEnds(document(), ends.data(), size)); |
| EXPECT_EQ(kExpectedEnds, ends); |
| } |