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author | Dan Sinclair <dsinclair@chromium.org> | 2018-03-28 19:23:25 +0000 |
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committer | Chromium commit bot <commit-bot@chromium.org> | 2018-03-28 19:23:25 +0000 |
commit | 971a674ef17526ad37ce55ba90110830b94889d0 (patch) | |
tree | d99fabf665cc63825b48dd087daadf664bb80ee8 /fpdfsdk/fpdfedit_embeddertest.cpp | |
parent | 7d12532362545273e0ceac93fae2154661323fd1 (diff) | |
download | pdfium-971a674ef17526ad37ce55ba90110830b94889d0.tar.xz |
Rename fpdfsdk/fpdf* files to be consistent
This CL makes the fpdfsdk/fpdf* files to be consistently prefixed with
fpdf_ instead of randomly dropping the _.
Change-Id: I23e3c8a0831b56bcd17c788d9fe874b2ab8b24fc
Reviewed-on: https://pdfium-review.googlesource.com/29390
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Diffstat (limited to 'fpdfsdk/fpdfedit_embeddertest.cpp')
-rw-r--r-- | fpdfsdk/fpdfedit_embeddertest.cpp | 1469 |
1 files changed, 0 insertions, 1469 deletions
diff --git a/fpdfsdk/fpdfedit_embeddertest.cpp b/fpdfsdk/fpdfedit_embeddertest.cpp deleted file mode 100644 index 7ea22d0aa4..0000000000 --- a/fpdfsdk/fpdfedit_embeddertest.cpp +++ /dev/null @@ -1,1469 +0,0 @@ -// Copyright 2016 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 <memory> -#include <string> -#include <utility> -#include <vector> - -#include "core/fpdfapi/font/cpdf_font.h" -#include "core/fpdfapi/page/cpdf_page.h" -#include "core/fpdfapi/parser/cpdf_array.h" -#include "core/fpdfapi/parser/cpdf_dictionary.h" -#include "core/fpdfapi/parser/cpdf_number.h" -#include "core/fpdfapi/parser/cpdf_stream.h" -#include "core/fxcrt/fx_system.h" -#include "fpdfsdk/cpdfsdk_helpers.h" -#include "public/cpp/fpdf_deleters.h" -#include "public/fpdf_annot.h" -#include "public/fpdf_edit.h" -#include "public/fpdfview.h" -#include "testing/embedder_test.h" -#include "testing/gmock/include/gmock/gmock-matchers.h" -#include "testing/gtest/include/gtest/gtest.h" -#include "testing/test_support.h" - -class FPDFEditEmbeddertest : public EmbedderTest { - protected: - FPDF_DOCUMENT CreateNewDocument() { - document_ = FPDF_CreateNewDocument(); - cpdf_doc_ = CPDFDocumentFromFPDFDocument(document_); - return document_; - } - - void CheckFontDescriptor(CPDF_Dictionary* font_dict, - int font_type, - bool bold, - bool italic, - uint32_t size, - const uint8_t* data) { - CPDF_Dictionary* font_desc = font_dict->GetDictFor("FontDescriptor"); - ASSERT_TRUE(font_desc); - EXPECT_EQ("FontDescriptor", font_desc->GetStringFor("Type")); - EXPECT_EQ(font_dict->GetStringFor("BaseFont"), - font_desc->GetStringFor("FontName")); - - // Check that the font descriptor has the required keys according to spec - // 1.7 Table 5.19 - ASSERT_TRUE(font_desc->KeyExist("Flags")); - - int font_flags = font_desc->GetIntegerFor("Flags"); - EXPECT_EQ(bold, FontStyleIsBold(font_flags)); - EXPECT_EQ(italic, FontStyleIsItalic(font_flags)); - EXPECT_TRUE(FontStyleIsNonSymbolic(font_flags)); - ASSERT_TRUE(font_desc->KeyExist("FontBBox")); - - CPDF_Array* fontBBox = font_desc->GetArrayFor("FontBBox"); - ASSERT_TRUE(fontBBox); - EXPECT_EQ(4U, fontBBox->GetCount()); - // Check that the coordinates are in the preferred order according to spec - // 1.7 Section 3.8.4 - EXPECT_TRUE(fontBBox->GetIntegerAt(0) < fontBBox->GetIntegerAt(2)); - EXPECT_TRUE(fontBBox->GetIntegerAt(1) < fontBBox->GetIntegerAt(3)); - - EXPECT_TRUE(font_desc->KeyExist("ItalicAngle")); - EXPECT_TRUE(font_desc->KeyExist("Ascent")); - EXPECT_TRUE(font_desc->KeyExist("Descent")); - EXPECT_TRUE(font_desc->KeyExist("CapHeight")); - EXPECT_TRUE(font_desc->KeyExist("StemV")); - ByteString present("FontFile"); - ByteString absent("FontFile2"); - if (font_type == FPDF_FONT_TRUETYPE) - std::swap(present, absent); - EXPECT_TRUE(font_desc->KeyExist(present)); - EXPECT_FALSE(font_desc->KeyExist(absent)); - - // Check that the font stream is the one that was provided - CPDF_Stream* font_stream = font_desc->GetStreamFor(present); - ASSERT_EQ(size, font_stream->GetRawSize()); - if (font_type == FPDF_FONT_TRUETYPE) { - ASSERT_EQ(static_cast<int>(size), - font_stream->GetDict()->GetIntegerFor("Length1")); - } - uint8_t* stream_data = font_stream->GetRawData(); - for (size_t j = 0; j < size; j++) - EXPECT_EQ(data[j], stream_data[j]) << " at byte " << j; - } - - void CheckCompositeFontWidths(CPDF_Array* widths_array, - CPDF_Font* typed_font) { - // Check that W array is in a format that conforms to PDF spec 1.7 section - // "Glyph Metrics in CIDFonts" (these checks are not - // implementation-specific). - EXPECT_GT(widths_array->GetCount(), 1U); - int num_cids_checked = 0; - int cur_cid = 0; - for (size_t idx = 0; idx < widths_array->GetCount(); idx++) { - int cid = widths_array->GetNumberAt(idx); - EXPECT_GE(cid, cur_cid); - ASSERT_FALSE(++idx == widths_array->GetCount()); - CPDF_Object* next = widths_array->GetObjectAt(idx); - if (next->IsArray()) { - // We are in the c [w1 w2 ...] case - CPDF_Array* arr = next->AsArray(); - int cnt = static_cast<int>(arr->GetCount()); - size_t inner_idx = 0; - for (cur_cid = cid; cur_cid < cid + cnt; cur_cid++) { - uint32_t width = arr->GetNumberAt(inner_idx++); - EXPECT_EQ(width, typed_font->GetCharWidthF(cur_cid)) << " at cid " - << cur_cid; - } - num_cids_checked += cnt; - continue; - } - // Otherwise, are in the c_first c_last w case. - ASSERT_TRUE(next->IsNumber()); - int last_cid = next->AsNumber()->GetInteger(); - ASSERT_FALSE(++idx == widths_array->GetCount()); - uint32_t width = widths_array->GetNumberAt(idx); - for (cur_cid = cid; cur_cid <= last_cid; cur_cid++) { - EXPECT_EQ(width, typed_font->GetCharWidthF(cur_cid)) << " at cid " - << cur_cid; - } - num_cids_checked += last_cid - cid + 1; - } - // Make sure we have a good amount of cids described - EXPECT_GT(num_cids_checked, 900); - } - CPDF_Document* cpdf_doc() { return cpdf_doc_; } - - private: - CPDF_Document* cpdf_doc_; -}; - -namespace { - -const char kExpectedPDF[] = - "%PDF-1.7\r\n" - "%\xA1\xB3\xC5\xD7\r\n" - "1 0 obj\r\n" - "<</Pages 2 0 R /Type/Catalog>>\r\n" - "endobj\r\n" - "2 0 obj\r\n" - "<</Count 1/Kids\\[ 4 0 R \\]/Type/Pages>>\r\n" - "endobj\r\n" - "3 0 obj\r\n" - "<</CreationDate\\(D:.*\\)/Creator\\(PDFium\\)>>\r\n" - "endobj\r\n" - "4 0 obj\r\n" - "<</MediaBox\\[ 0 0 640 480\\]/Parent 2 0 R " - "/Resources<</ExtGState<</FXE1 5 0 R >>>>" - "/Rotate 0/Type/Page" - ">>\r\n" - "endobj\r\n" - "5 0 obj\r\n" - "<</BM/Normal/CA 1/ca 1>>\r\n" - "endobj\r\n" - "xref\r\n" - "0 6\r\n" - "0000000000 65535 f\r\n" - "0000000017 00000 n\r\n" - "0000000066 00000 n\r\n" - "0000000122 00000 n\r\n" - "0000000192 00000 n\r\n" - "0000000311 00000 n\r\n" - "trailer\r\n" - "<<\r\n" - "/Root 1 0 R\r\n" - "/Info 3 0 R\r\n" - "/Size 6/ID\\[<.*><.*>\\]>>\r\n" - "startxref\r\n" - "354\r\n" - "%%EOF\r\n"; - -} // namespace - -TEST_F(FPDFEditEmbeddertest, EmptyCreation) { - EXPECT_TRUE(CreateEmptyDocument()); - FPDF_PAGE page = FPDFPage_New(document(), 0, 640.0, 480.0); - EXPECT_NE(nullptr, page); - // The FPDFPage_GenerateContent call should do nothing. - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); - - EXPECT_THAT(GetString(), testing::MatchesRegex(std::string( - kExpectedPDF, sizeof(kExpectedPDF)))); - FPDF_ClosePage(page); -} - -// Regression test for https://crbug.com/667012 -TEST_F(FPDFEditEmbeddertest, RasterizePDF) { - const char kAllBlackMd5sum[] = "5708fc5c4a8bd0abde99c8e8f0390615"; - - // Get the bitmap for the original document/ - std::unique_ptr<void, FPDFBitmapDeleter> orig_bitmap; - { - EXPECT_TRUE(OpenDocument("black.pdf")); - FPDF_PAGE orig_page = LoadPage(0); - ASSERT_TRUE(orig_page); - orig_bitmap = RenderLoadedPage(orig_page); - CompareBitmap(orig_bitmap.get(), 612, 792, kAllBlackMd5sum); - UnloadPage(orig_page); - } - - // Create a new document from |orig_bitmap| and save it. - { - FPDF_DOCUMENT temp_doc = FPDF_CreateNewDocument(); - FPDF_PAGE temp_page = FPDFPage_New(temp_doc, 0, 612, 792); - - // Add the bitmap to an image object and add the image object to the output - // page. - FPDF_PAGEOBJECT temp_img = FPDFPageObj_NewImageObj(temp_doc); - EXPECT_TRUE( - FPDFImageObj_SetBitmap(&temp_page, 1, temp_img, orig_bitmap.get())); - EXPECT_TRUE(FPDFImageObj_SetMatrix(temp_img, 612, 0, 0, 792, 0, 0)); - FPDFPage_InsertObject(temp_page, temp_img); - EXPECT_TRUE(FPDFPage_GenerateContent(temp_page)); - EXPECT_TRUE(FPDF_SaveAsCopy(temp_doc, this, 0)); - FPDF_ClosePage(temp_page); - FPDF_CloseDocument(temp_doc); - } - - // Get the generated content. Make sure it is at least as big as the original - // PDF. - EXPECT_GT(GetString().size(), 923U); - VerifySavedDocument(612, 792, kAllBlackMd5sum); -} - -TEST_F(FPDFEditEmbeddertest, AddPaths) { - // Start with a blank page - FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); - ASSERT_TRUE(page); - - // We will first add a red rectangle - FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(10, 10, 20, 20); - ASSERT_TRUE(red_rect); - // Expect false when trying to set colors out of range - EXPECT_FALSE(FPDFPath_SetStrokeColor(red_rect, 100, 100, 100, 300)); - EXPECT_FALSE(FPDFPath_SetFillColor(red_rect, 200, 256, 200, 0)); - - // Fill rectangle with red and insert to the page - EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); - EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); - FPDFPage_InsertObject(page, red_rect); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "66d02eaa6181e2c069ce2ea99beda497"); - } - - // Now add to that a green rectangle with some medium alpha - FPDF_PAGEOBJECT green_rect = FPDFPageObj_CreateNewRect(100, 100, 40, 40); - EXPECT_TRUE(FPDFPath_SetFillColor(green_rect, 0, 255, 0, 128)); - - // Make sure the type of the rectangle is a path. - EXPECT_EQ(FPDF_PAGEOBJ_PATH, FPDFPageObj_GetType(green_rect)); - - // Make sure we get back the same color we set previously. - unsigned int R; - unsigned int G; - unsigned int B; - unsigned int A; - EXPECT_TRUE(FPDFPath_GetFillColor(green_rect, &R, &G, &B, &A)); - EXPECT_EQ(0U, R); - EXPECT_EQ(255U, G); - EXPECT_EQ(0U, B); - EXPECT_EQ(128U, A); - - // Make sure the path has 5 points (1 FXPT_TYPE::MoveTo and 4 - // FXPT_TYPE::LineTo). - ASSERT_EQ(5, FPDFPath_CountSegments(green_rect)); - // Verify actual coordinates. - FPDF_PATHSEGMENT segment = FPDFPath_GetPathSegment(green_rect, 0); - float x; - float y; - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(100, x); - EXPECT_EQ(100, y); - EXPECT_EQ(FPDF_SEGMENT_MOVETO, FPDFPathSegment_GetType(segment)); - EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); - segment = FPDFPath_GetPathSegment(green_rect, 1); - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(100, x); - EXPECT_EQ(140, y); - EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); - EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); - segment = FPDFPath_GetPathSegment(green_rect, 2); - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(140, x); - EXPECT_EQ(140, y); - EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); - EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); - segment = FPDFPath_GetPathSegment(green_rect, 3); - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(140, x); - EXPECT_EQ(100, y); - EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); - EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); - segment = FPDFPath_GetPathSegment(green_rect, 4); - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(100, x); - EXPECT_EQ(100, y); - EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); - EXPECT_TRUE(FPDFPathSegment_GetClose(segment)); - - EXPECT_TRUE(FPDFPath_SetDrawMode(green_rect, FPDF_FILLMODE_WINDING, 0)); - FPDFPage_InsertObject(page, green_rect); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "7b0b87604594e773add528fae567a558"); - } - - // Add a black triangle. - FPDF_PAGEOBJECT black_path = FPDFPageObj_CreateNewPath(400, 100); - EXPECT_TRUE(FPDFPath_SetFillColor(black_path, 0, 0, 0, 200)); - EXPECT_TRUE(FPDFPath_SetDrawMode(black_path, FPDF_FILLMODE_ALTERNATE, 0)); - EXPECT_TRUE(FPDFPath_LineTo(black_path, 400, 200)); - EXPECT_TRUE(FPDFPath_LineTo(black_path, 300, 100)); - EXPECT_TRUE(FPDFPath_Close(black_path)); - - // Make sure the path has 3 points (1 FXPT_TYPE::MoveTo and 2 - // FXPT_TYPE::LineTo). - ASSERT_EQ(3, FPDFPath_CountSegments(black_path)); - // Verify actual coordinates. - segment = FPDFPath_GetPathSegment(black_path, 0); - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(400, x); - EXPECT_EQ(100, y); - EXPECT_EQ(FPDF_SEGMENT_MOVETO, FPDFPathSegment_GetType(segment)); - EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); - segment = FPDFPath_GetPathSegment(black_path, 1); - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(400, x); - EXPECT_EQ(200, y); - EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); - EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); - segment = FPDFPath_GetPathSegment(black_path, 2); - EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); - EXPECT_EQ(300, x); - EXPECT_EQ(100, y); - EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); - EXPECT_TRUE(FPDFPathSegment_GetClose(segment)); - // Make sure out of bounds index access fails properly. - EXPECT_EQ(nullptr, FPDFPath_GetPathSegment(black_path, 3)); - - FPDFPage_InsertObject(page, black_path); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "eadc8020a14dfcf091da2688733d8806"); - } - - // Now add a more complex blue path. - FPDF_PAGEOBJECT blue_path = FPDFPageObj_CreateNewPath(200, 200); - EXPECT_TRUE(FPDFPath_SetFillColor(blue_path, 0, 0, 255, 255)); - EXPECT_TRUE(FPDFPath_SetDrawMode(blue_path, FPDF_FILLMODE_WINDING, 0)); - EXPECT_TRUE(FPDFPath_LineTo(blue_path, 230, 230)); - EXPECT_TRUE(FPDFPath_BezierTo(blue_path, 250, 250, 280, 280, 300, 300)); - EXPECT_TRUE(FPDFPath_LineTo(blue_path, 325, 325)); - EXPECT_TRUE(FPDFPath_LineTo(blue_path, 350, 325)); - EXPECT_TRUE(FPDFPath_BezierTo(blue_path, 375, 330, 390, 360, 400, 400)); - EXPECT_TRUE(FPDFPath_Close(blue_path)); - FPDFPage_InsertObject(page, blue_path); - const char kLastMD5[] = "9823e1a21bd9b72b6a442ba4f12af946"; - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, kLastMD5); - } - - // Now save the result, closing the page and document - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); - FPDF_ClosePage(page); - - // Render the saved result - VerifySavedDocument(612, 792, kLastMD5); -} - -TEST_F(FPDFEditEmbeddertest, RemovePageObject) { - // Load document with some text. - EXPECT_TRUE(OpenDocument("hello_world.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - - // Show what the original file looks like. - { -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char kOriginalMD5[] = "b90475ca64d1348c3bf5e2b77ad9187a"; -#elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ - const char kOriginalMD5[] = "e5a6fa28298db07484cd922f3e210c88"; -#else - const char kOriginalMD5[] = "2baa4c0e1758deba1b9c908e1fbd04ed"; -#endif - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 200, 200, kOriginalMD5); - } - - // Get the "Hello, world!" text object and remove it. - ASSERT_EQ(2, FPDFPage_CountObjects(page)); - FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); - ASSERT_TRUE(page_object); - EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); - - // Verify the "Hello, world!" text is gone. - { -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char kRemovedMD5[] = "af760c4702467cb1492a57fb8215efaa"; -#elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ - const char kRemovedMD5[] = "72be917349bf7004a5c39661fe1fc433"; -#else - const char kRemovedMD5[] = "b76df015fe88009c3c342395df96abf1"; -#endif - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 200, 200, kRemovedMD5); - } - ASSERT_EQ(1, FPDFPage_CountObjects(page)); - - UnloadPage(page); - FPDFPageObj_Destroy(page_object); -} - -TEST_F(FPDFEditEmbeddertest, RemoveMarkedObjectsPrime) { - // Load document with some text. - EXPECT_TRUE(OpenDocument("text_in_page_marked.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - - // Show what the original file looks like. - { -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char kOriginalMD5[] = "5a5eb63cb21cc15084fea1f14284b8df"; -#elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ - const char kOriginalMD5[] = "587c507a40f613f9c530b2ce2d58d655"; -#else - const char kOriginalMD5[] = "2edc6e70d54889aa0c0b7bdf3e168f86"; -#endif - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 200, 200, kOriginalMD5); - } - - // Iterate over all objects, counting the number of times each content mark - // name appears. - int object_count = FPDFPage_CountObjects(page); - ASSERT_EQ(19, object_count); - - unsigned long prime_count = 0; - unsigned long square_count = 0; - unsigned long greater_than_ten_count = 0; - std::vector<FPDF_PAGEOBJECT> primes; - for (int i = 0; i < object_count; ++i) { - FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); - - int mark_count = FPDFPageObj_CountMarks(page_object); - for (int j = 0; j < mark_count; ++j) { - FPDF_PAGEOBJECTMARK mark = FPDFPageObj_GetMark(page_object, j); - - char buffer[256]; - ASSERT_GT(FPDFPageObjMark_GetName(mark, buffer, 256), 0u); - std::wstring name = - GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); - if (name == L"Prime") { - prime_count++; - primes.push_back(page_object); - } else if (name == L"Square") { - square_count++; - } else if (name == L"GreaterThanTen") { - greater_than_ten_count++; - } else { - FAIL(); - } - } - } - - // Expect certain number of tagged objects. The test file contains strings - // from 1 to 19. - EXPECT_EQ(8u, prime_count); - EXPECT_EQ(4u, square_count); - EXPECT_EQ(9u, greater_than_ten_count); - - // Remove all objects marked with "Prime". - for (FPDF_PAGEOBJECT page_object : primes) { - EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); - FPDFPageObj_Destroy(page_object); - } - - EXPECT_EQ(11, FPDFPage_CountObjects(page)); - - { -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char kNonPrimesMD5[] = "57e76dc7375d896704f0fd6d6d1b9e65"; -#elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ - const char kNonPrimesMD5[] = "4d906b57fba36c70c600cf50d60f508c"; -#else - const char kNonPrimesMD5[] = "33d9c45bec41ead92a295e252f6b7922"; -#endif - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 200, 200, kNonPrimesMD5); - } - - UnloadPage(page); -} - -TEST_F(FPDFEditEmbeddertest, AddAndRemovePaths) { - // Start with a blank page. - FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); - ASSERT_TRUE(page); - - // Render the blank page and verify it's a blank bitmap. - const char kBlankMD5[] = "1940568c9ba33bac5d0b1ee9558c76b3"; - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, kBlankMD5); - } - ASSERT_EQ(0, FPDFPage_CountObjects(page)); - - // Add a red rectangle. - FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(10, 10, 20, 20); - ASSERT_TRUE(red_rect); - EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); - EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); - FPDFPage_InsertObject(page, red_rect); - const char kRedRectangleMD5[] = "66d02eaa6181e2c069ce2ea99beda497"; - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, kRedRectangleMD5); - } - EXPECT_EQ(1, FPDFPage_CountObjects(page)); - - // Remove rectangle and verify it does not render anymore and the bitmap is - // back to a blank one. - EXPECT_TRUE(FPDFPage_RemoveObject(page, red_rect)); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, kBlankMD5); - } - EXPECT_EQ(0, FPDFPage_CountObjects(page)); - - // Trying to remove an object not in the page should return false. - EXPECT_FALSE(FPDFPage_RemoveObject(page, red_rect)); - - FPDF_ClosePage(page); - FPDFPageObj_Destroy(red_rect); -} - -TEST_F(FPDFEditEmbeddertest, PathsPoints) { - CreateNewDocument(); - FPDF_PAGEOBJECT img = FPDFPageObj_NewImageObj(document_); - // This should fail gracefully, even if img is not a path. - ASSERT_EQ(-1, FPDFPath_CountSegments(img)); - - // This should fail gracefully, even if path is NULL. - ASSERT_EQ(-1, FPDFPath_CountSegments(nullptr)); - - // FPDFPath_GetPathSegment() with a non-path. - ASSERT_EQ(nullptr, FPDFPath_GetPathSegment(img, 0)); - // FPDFPath_GetPathSegment() with a NULL path. - ASSERT_EQ(nullptr, FPDFPath_GetPathSegment(nullptr, 0)); - float x; - float y; - // FPDFPathSegment_GetPoint() with a NULL segment. - EXPECT_FALSE(FPDFPathSegment_GetPoint(nullptr, &x, &y)); - - // FPDFPathSegment_GetType() with a NULL segment. - ASSERT_EQ(FPDF_SEGMENT_UNKNOWN, FPDFPathSegment_GetType(nullptr)); - - // FPDFPathSegment_GetClose() with a NULL segment. - EXPECT_FALSE(FPDFPathSegment_GetClose(nullptr)); - - FPDFPageObj_Destroy(img); -} - -TEST_F(FPDFEditEmbeddertest, PathOnTopOfText) { - // Load document with some text - EXPECT_TRUE(OpenDocument("hello_world.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - - // Add an opaque rectangle on top of some of the text. - FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(20, 100, 50, 50); - EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); - EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); - FPDFPage_InsertObject(page, red_rect); - - // Add a transparent triangle on top of other part of the text. - FPDF_PAGEOBJECT black_path = FPDFPageObj_CreateNewPath(20, 50); - EXPECT_TRUE(FPDFPath_SetFillColor(black_path, 0, 0, 0, 100)); - EXPECT_TRUE(FPDFPath_SetDrawMode(black_path, FPDF_FILLMODE_ALTERNATE, 0)); - EXPECT_TRUE(FPDFPath_LineTo(black_path, 30, 80)); - EXPECT_TRUE(FPDFPath_LineTo(black_path, 40, 10)); - EXPECT_TRUE(FPDFPath_Close(black_path)); - FPDFPage_InsertObject(page, black_path); - - // Render and check the result. Text is slightly different on Mac. - std::unique_ptr<void, FPDFBitmapDeleter> bitmap = RenderLoadedPage(page); -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char md5[] = "f9e6fa74230f234286bfcada9f7606d8"; -#else - const char md5[] = "aa71b09b93b55f467f1290e5111babee"; -#endif - CompareBitmap(bitmap.get(), 200, 200, md5); - UnloadPage(page); -} - -TEST_F(FPDFEditEmbeddertest, EditOverExistingContent) { - // Load document with existing content - EXPECT_TRUE(OpenDocument("bug_717.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - - // Add a transparent rectangle on top of the existing content - FPDF_PAGEOBJECT red_rect2 = FPDFPageObj_CreateNewRect(90, 700, 25, 50); - EXPECT_TRUE(FPDFPath_SetFillColor(red_rect2, 255, 0, 0, 100)); - EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect2, FPDF_FILLMODE_ALTERNATE, 0)); - FPDFPage_InsertObject(page, red_rect2); - - // Add an opaque rectangle on top of the existing content - FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(115, 700, 25, 50); - EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); - EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); - FPDFPage_InsertObject(page, red_rect); - - std::unique_ptr<void, FPDFBitmapDeleter> bitmap = RenderLoadedPage(page); - CompareBitmap(bitmap.get(), 612, 792, "ad04e5bd0f471a9a564fb034bd0fb073"); - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - - // Now save the result, closing the page and document - EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); - UnloadPage(page); - - OpenSavedDocument(); - FPDF_PAGE saved_page = LoadSavedPage(0); - VerifySavedRendering(saved_page, 612, 792, - "ad04e5bd0f471a9a564fb034bd0fb073"); - - ClearString(); - // Add another opaque rectangle on top of the existing content - FPDF_PAGEOBJECT green_rect = FPDFPageObj_CreateNewRect(150, 700, 25, 50); - EXPECT_TRUE(FPDFPath_SetFillColor(green_rect, 0, 255, 0, 255)); - EXPECT_TRUE(FPDFPath_SetDrawMode(green_rect, FPDF_FILLMODE_ALTERNATE, 0)); - FPDFPage_InsertObject(saved_page, green_rect); - - // Add another transparent rectangle on top of existing content - FPDF_PAGEOBJECT green_rect2 = FPDFPageObj_CreateNewRect(175, 700, 25, 50); - EXPECT_TRUE(FPDFPath_SetFillColor(green_rect2, 0, 255, 0, 100)); - EXPECT_TRUE(FPDFPath_SetDrawMode(green_rect2, FPDF_FILLMODE_ALTERNATE, 0)); - FPDFPage_InsertObject(saved_page, green_rect2); - const char kLastMD5[] = "4b5b00f824620f8c9b8801ebb98e1cdd"; - { - std::unique_ptr<void, FPDFBitmapDeleter> new_bitmap = - RenderSavedPage(saved_page); - CompareBitmap(new_bitmap.get(), 612, 792, kLastMD5); - } - EXPECT_TRUE(FPDFPage_GenerateContent(saved_page)); - - // Now save the result, closing the page and document - EXPECT_TRUE(FPDF_SaveAsCopy(saved_document_, this, 0)); - - CloseSavedPage(saved_page); - CloseSavedDocument(); - - // Render the saved result - VerifySavedDocument(612, 792, kLastMD5); -} - -TEST_F(FPDFEditEmbeddertest, AddStrokedPaths) { - // Start with a blank page - FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); - - // Add a large stroked rectangle (fill color should not affect it). - FPDF_PAGEOBJECT rect = FPDFPageObj_CreateNewRect(20, 20, 200, 400); - EXPECT_TRUE(FPDFPath_SetFillColor(rect, 255, 0, 0, 255)); - EXPECT_TRUE(FPDFPath_SetStrokeColor(rect, 0, 255, 0, 255)); - EXPECT_TRUE(FPDFPath_SetStrokeWidth(rect, 15.0f)); - EXPECT_TRUE(FPDFPath_SetDrawMode(rect, 0, 1)); - FPDFPage_InsertObject(page, rect); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "64bd31f862a89e0a9e505a5af6efd506"); - } - - // Add crossed-checkmark - FPDF_PAGEOBJECT check = FPDFPageObj_CreateNewPath(300, 500); - EXPECT_TRUE(FPDFPath_LineTo(check, 400, 400)); - EXPECT_TRUE(FPDFPath_LineTo(check, 600, 600)); - EXPECT_TRUE(FPDFPath_MoveTo(check, 400, 600)); - EXPECT_TRUE(FPDFPath_LineTo(check, 600, 400)); - EXPECT_TRUE(FPDFPath_SetStrokeColor(check, 128, 128, 128, 180)); - EXPECT_TRUE(FPDFPath_SetStrokeWidth(check, 8.35f)); - EXPECT_TRUE(FPDFPath_SetDrawMode(check, 0, 1)); - FPDFPage_InsertObject(page, check); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "4b6f3b9d25c4e194821217d5016c3724"); - } - - // Add stroked and filled oval-ish path. - FPDF_PAGEOBJECT path = FPDFPageObj_CreateNewPath(250, 100); - EXPECT_TRUE(FPDFPath_BezierTo(path, 180, 166, 180, 233, 250, 300)); - EXPECT_TRUE(FPDFPath_LineTo(path, 255, 305)); - EXPECT_TRUE(FPDFPath_BezierTo(path, 325, 233, 325, 166, 255, 105)); - EXPECT_TRUE(FPDFPath_Close(path)); - EXPECT_TRUE(FPDFPath_SetFillColor(path, 200, 128, 128, 100)); - EXPECT_TRUE(FPDFPath_SetStrokeColor(path, 128, 200, 128, 150)); - EXPECT_TRUE(FPDFPath_SetStrokeWidth(path, 10.5f)); - EXPECT_TRUE(FPDFPath_SetDrawMode(path, FPDF_FILLMODE_ALTERNATE, 1)); - FPDFPage_InsertObject(page, path); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "ff3e6a22326754944cc6e56609acd73b"); - } - FPDF_ClosePage(page); -} - -TEST_F(FPDFEditEmbeddertest, AddStandardFontText) { - // Start with a blank page - FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); - - // Add some text to the page - FPDF_PAGEOBJECT text_object1 = - FPDFPageObj_NewTextObj(document(), "Arial", 12.0f); - EXPECT_TRUE(text_object1); - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text1 = - GetFPDFWideString(L"I'm at the bottom of the page"); - EXPECT_TRUE(FPDFText_SetText(text_object1, text1.get())); - FPDFPageObj_Transform(text_object1, 1, 0, 0, 1, 20, 20); - FPDFPage_InsertObject(page, text_object1); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char md5[] = "a4dddc1a3930fa694bbff9789dab4161"; -#else - const char md5[] = "eacaa24573b8ce997b3882595f096f00"; -#endif - CompareBitmap(page_bitmap.get(), 612, 792, md5); - } - - // Try another font - FPDF_PAGEOBJECT text_object2 = - FPDFPageObj_NewTextObj(document(), "TimesNewRomanBold", 15.0f); - EXPECT_TRUE(text_object2); - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text2 = - GetFPDFWideString(L"Hi, I'm Bold. Times New Roman Bold."); - EXPECT_TRUE(FPDFText_SetText(text_object2, text2.get())); - FPDFPageObj_Transform(text_object2, 1, 0, 0, 1, 100, 600); - FPDFPage_InsertObject(page, text_object2); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char md5_2[] = "a5c4ace4c6f27644094813fe1441a21c"; -#elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ - const char md5_2[] = "2587eac9a787e97a37636d54d11bd28d"; -#else - const char md5_2[] = "76fcc7d08aa15445efd2e2ceb7c6cc3b"; -#endif - CompareBitmap(page_bitmap.get(), 612, 792, md5_2); - } - - // And some randomly transformed text - FPDF_PAGEOBJECT text_object3 = - FPDFPageObj_NewTextObj(document(), "Courier-Bold", 20.0f); - EXPECT_TRUE(text_object3); - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text3 = - GetFPDFWideString(L"Can you read me? <:)>"); - EXPECT_TRUE(FPDFText_SetText(text_object3, text3.get())); - FPDFPageObj_Transform(text_object3, 1, 1.5, 2, 0.5, 200, 200); - FPDFPage_InsertObject(page, text_object3); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char md5_3[] = "40b3ef04f915ff4c4208948001763544"; -#elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ - const char md5_3[] = "7cb61ec112cf400b489360d443ffc9d2"; -#else - const char md5_3[] = "b8a21668f1dab625af7c072e07fcefc4"; -#endif - CompareBitmap(page_bitmap.get(), 612, 792, md5_3); - } - - // TODO(npm): Why are there issues with text rotated by 90 degrees? - // TODO(npm): FPDF_SaveAsCopy not giving the desired result after this. - FPDF_ClosePage(page); -} - -TEST_F(FPDFEditEmbeddertest, GraphicsData) { - // New page - std::unique_ptr<void, FPDFPageDeleter> page( - FPDFPage_New(CreateNewDocument(), 0, 612, 792)); - - // Create a rect with nontrivial graphics - FPDF_PAGEOBJECT rect1 = FPDFPageObj_CreateNewRect(10, 10, 100, 100); - FPDFPageObj_SetBlendMode(rect1, "Color"); - FPDFPage_InsertObject(page.get(), rect1); - EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); - - // Check that the ExtGState was created - CPDF_Page* cpage = CPDFPageFromFPDFPage(page.get()); - CPDF_Dictionary* graphics_dict = cpage->m_pResources->GetDictFor("ExtGState"); - ASSERT_TRUE(graphics_dict); - EXPECT_EQ(2, static_cast<int>(graphics_dict->GetCount())); - - // Add a text object causing no change to the graphics dictionary - FPDF_PAGEOBJECT text1 = FPDFPageObj_NewTextObj(document(), "Arial", 12.0f); - // Only alpha, the last component, matters for the graphics dictionary. And - // the default value is 255. - EXPECT_TRUE(FPDFText_SetFillColor(text1, 100, 100, 100, 255)); - FPDFPage_InsertObject(page.get(), text1); - EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); - EXPECT_EQ(2, static_cast<int>(graphics_dict->GetCount())); - - // Add a text object increasing the size of the graphics dictionary - FPDF_PAGEOBJECT text2 = - FPDFPageObj_NewTextObj(document(), "Times-Roman", 12.0f); - FPDFPage_InsertObject(page.get(), text2); - FPDFPageObj_SetBlendMode(text2, "Darken"); - EXPECT_TRUE(FPDFText_SetFillColor(text2, 0, 0, 255, 150)); - EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); - EXPECT_EQ(3, static_cast<int>(graphics_dict->GetCount())); - - // Add a path that should reuse graphics - FPDF_PAGEOBJECT path = FPDFPageObj_CreateNewPath(400, 100); - FPDFPageObj_SetBlendMode(path, "Darken"); - EXPECT_TRUE(FPDFPath_SetFillColor(path, 200, 200, 100, 150)); - FPDFPage_InsertObject(page.get(), path); - EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); - EXPECT_EQ(3, static_cast<int>(graphics_dict->GetCount())); - - // Add a rect increasing the size of the graphics dictionary - FPDF_PAGEOBJECT rect2 = FPDFPageObj_CreateNewRect(10, 10, 100, 100); - FPDFPageObj_SetBlendMode(rect2, "Darken"); - EXPECT_TRUE(FPDFPath_SetFillColor(rect2, 0, 0, 255, 150)); - EXPECT_TRUE(FPDFPath_SetStrokeColor(rect2, 0, 0, 0, 200)); - FPDFPage_InsertObject(page.get(), rect2); - EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); - EXPECT_EQ(4, static_cast<int>(graphics_dict->GetCount())); -} - -TEST_F(FPDFEditEmbeddertest, DoubleGenerating) { - // Start with a blank page - FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); - - // Add a red rectangle with some non-default alpha - FPDF_PAGEOBJECT rect = FPDFPageObj_CreateNewRect(10, 10, 100, 100); - EXPECT_TRUE(FPDFPath_SetFillColor(rect, 255, 0, 0, 128)); - EXPECT_TRUE(FPDFPath_SetDrawMode(rect, FPDF_FILLMODE_WINDING, 0)); - FPDFPage_InsertObject(page, rect); - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - - // Check the ExtGState - CPDF_Page* cpage = CPDFPageFromFPDFPage(page); - CPDF_Dictionary* graphics_dict = cpage->m_pResources->GetDictFor("ExtGState"); - ASSERT_TRUE(graphics_dict); - EXPECT_EQ(2, static_cast<int>(graphics_dict->GetCount())); - - // Check the bitmap - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "5384da3406d62360ffb5cac4476fff1c"); - } - - // Never mind, my new favorite color is blue, increase alpha - EXPECT_TRUE(FPDFPath_SetFillColor(rect, 0, 0, 255, 180)); - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_EQ(3, static_cast<int>(graphics_dict->GetCount())); - - // Check that bitmap displays changed content - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "2e51656f5073b0bee611d9cd086aa09c"); - } - - // And now generate, without changes - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_EQ(3, static_cast<int>(graphics_dict->GetCount())); - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, - "2e51656f5073b0bee611d9cd086aa09c"); - } - - // Add some text to the page - FPDF_PAGEOBJECT text_object = - FPDFPageObj_NewTextObj(document(), "Arial", 12.0f); - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = - GetFPDFWideString(L"Something something #text# something"); - EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); - FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 300, 300); - FPDFPage_InsertObject(page, text_object); - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - CPDF_Dictionary* font_dict = cpage->m_pResources->GetDictFor("Font"); - ASSERT_TRUE(font_dict); - EXPECT_EQ(1, static_cast<int>(font_dict->GetCount())); - - // Generate yet again, check dicts are reasonably sized - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_EQ(3, static_cast<int>(graphics_dict->GetCount())); - EXPECT_EQ(1, static_cast<int>(font_dict->GetCount())); - FPDF_ClosePage(page); -} - -TEST_F(FPDFEditEmbeddertest, LoadSimpleType1Font) { - CreateNewDocument(); - // TODO(npm): use other fonts after disallowing loading any font as any type - const CPDF_Font* stock_font = - CPDF_Font::GetStockFont(cpdf_doc(), "Times-Bold"); - const uint8_t* data = stock_font->GetFont()->GetFontData(); - const uint32_t size = stock_font->GetFont()->GetSize(); - std::unique_ptr<void, FPDFFontDeleter> font( - FPDFText_LoadFont(document(), data, size, FPDF_FONT_TYPE1, false)); - ASSERT_TRUE(font.get()); - CPDF_Font* typed_font = static_cast<CPDF_Font*>(font.get()); - EXPECT_TRUE(typed_font->IsType1Font()); - - CPDF_Dictionary* font_dict = typed_font->GetFontDict(); - EXPECT_EQ("Font", font_dict->GetStringFor("Type")); - EXPECT_EQ("Type1", font_dict->GetStringFor("Subtype")); - EXPECT_EQ("Times New Roman Bold", font_dict->GetStringFor("BaseFont")); - ASSERT_TRUE(font_dict->KeyExist("FirstChar")); - ASSERT_TRUE(font_dict->KeyExist("LastChar")); - EXPECT_EQ(32, font_dict->GetIntegerFor("FirstChar")); - EXPECT_EQ(255, font_dict->GetIntegerFor("LastChar")); - - CPDF_Array* widths_array = font_dict->GetArrayFor("Widths"); - ASSERT_TRUE(widths_array); - ASSERT_EQ(224U, widths_array->GetCount()); - EXPECT_EQ(250, widths_array->GetNumberAt(0)); - EXPECT_EQ(569, widths_array->GetNumberAt(11)); - EXPECT_EQ(500, widths_array->GetNumberAt(223)); - CheckFontDescriptor(font_dict, FPDF_FONT_TYPE1, true, false, size, data); -} - -TEST_F(FPDFEditEmbeddertest, LoadSimpleTrueTypeFont) { - CreateNewDocument(); - const CPDF_Font* stock_font = CPDF_Font::GetStockFont(cpdf_doc(), "Courier"); - const uint8_t* data = stock_font->GetFont()->GetFontData(); - const uint32_t size = stock_font->GetFont()->GetSize(); - std::unique_ptr<void, FPDFFontDeleter> font( - FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, false)); - ASSERT_TRUE(font.get()); - CPDF_Font* typed_font = static_cast<CPDF_Font*>(font.get()); - EXPECT_TRUE(typed_font->IsTrueTypeFont()); - - CPDF_Dictionary* font_dict = typed_font->GetFontDict(); - EXPECT_EQ("Font", font_dict->GetStringFor("Type")); - EXPECT_EQ("TrueType", font_dict->GetStringFor("Subtype")); - EXPECT_EQ("Courier New", font_dict->GetStringFor("BaseFont")); - ASSERT_TRUE(font_dict->KeyExist("FirstChar")); - ASSERT_TRUE(font_dict->KeyExist("LastChar")); - EXPECT_EQ(32, font_dict->GetIntegerFor("FirstChar")); - EXPECT_EQ(255, font_dict->GetIntegerFor("LastChar")); - - CPDF_Array* widths_array = font_dict->GetArrayFor("Widths"); - ASSERT_TRUE(widths_array); - ASSERT_EQ(224U, widths_array->GetCount()); - EXPECT_EQ(600, widths_array->GetNumberAt(33)); - EXPECT_EQ(600, widths_array->GetNumberAt(74)); - EXPECT_EQ(600, widths_array->GetNumberAt(223)); - CheckFontDescriptor(font_dict, FPDF_FONT_TRUETYPE, false, false, size, data); -} - -TEST_F(FPDFEditEmbeddertest, LoadCIDType0Font) { - CreateNewDocument(); - const CPDF_Font* stock_font = - CPDF_Font::GetStockFont(cpdf_doc(), "Times-Roman"); - const uint8_t* data = stock_font->GetFont()->GetFontData(); - const uint32_t size = stock_font->GetFont()->GetSize(); - std::unique_ptr<void, FPDFFontDeleter> font( - FPDFText_LoadFont(document(), data, size, FPDF_FONT_TYPE1, 1)); - ASSERT_TRUE(font.get()); - CPDF_Font* typed_font = static_cast<CPDF_Font*>(font.get()); - EXPECT_TRUE(typed_font->IsCIDFont()); - - // Check font dictionary entries - CPDF_Dictionary* font_dict = typed_font->GetFontDict(); - EXPECT_EQ("Font", font_dict->GetStringFor("Type")); - EXPECT_EQ("Type0", font_dict->GetStringFor("Subtype")); - EXPECT_EQ("Times New Roman-Identity-H", font_dict->GetStringFor("BaseFont")); - EXPECT_EQ("Identity-H", font_dict->GetStringFor("Encoding")); - CPDF_Array* descendant_array = font_dict->GetArrayFor("DescendantFonts"); - ASSERT_TRUE(descendant_array); - EXPECT_EQ(1U, descendant_array->GetCount()); - - // Check the CIDFontDict - CPDF_Dictionary* cidfont_dict = descendant_array->GetDictAt(0); - EXPECT_EQ("Font", cidfont_dict->GetStringFor("Type")); - EXPECT_EQ("CIDFontType0", cidfont_dict->GetStringFor("Subtype")); - EXPECT_EQ("Times New Roman", cidfont_dict->GetStringFor("BaseFont")); - CPDF_Dictionary* cidinfo_dict = cidfont_dict->GetDictFor("CIDSystemInfo"); - ASSERT_TRUE(cidinfo_dict); - EXPECT_EQ("Adobe", cidinfo_dict->GetStringFor("Registry")); - EXPECT_EQ("Identity", cidinfo_dict->GetStringFor("Ordering")); - EXPECT_EQ(0, cidinfo_dict->GetNumberFor("Supplement")); - CheckFontDescriptor(cidfont_dict, FPDF_FONT_TYPE1, false, false, size, data); - - // Check widths - CPDF_Array* widths_array = cidfont_dict->GetArrayFor("W"); - ASSERT_TRUE(widths_array); - EXPECT_GT(widths_array->GetCount(), 1U); - CheckCompositeFontWidths(widths_array, typed_font); -} - -TEST_F(FPDFEditEmbeddertest, LoadCIDType2Font) { - CreateNewDocument(); - const CPDF_Font* stock_font = - CPDF_Font::GetStockFont(cpdf_doc(), "Helvetica-Oblique"); - const uint8_t* data = stock_font->GetFont()->GetFontData(); - const uint32_t size = stock_font->GetFont()->GetSize(); - - std::unique_ptr<void, FPDFFontDeleter> font( - FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, 1)); - ASSERT_TRUE(font.get()); - CPDF_Font* typed_font = static_cast<CPDF_Font*>(font.get()); - EXPECT_TRUE(typed_font->IsCIDFont()); - - // Check font dictionary entries - CPDF_Dictionary* font_dict = typed_font->GetFontDict(); - EXPECT_EQ("Font", font_dict->GetStringFor("Type")); - EXPECT_EQ("Type0", font_dict->GetStringFor("Subtype")); - EXPECT_EQ("Arial Italic", font_dict->GetStringFor("BaseFont")); - EXPECT_EQ("Identity-H", font_dict->GetStringFor("Encoding")); - CPDF_Array* descendant_array = font_dict->GetArrayFor("DescendantFonts"); - ASSERT_TRUE(descendant_array); - EXPECT_EQ(1U, descendant_array->GetCount()); - - // Check the CIDFontDict - CPDF_Dictionary* cidfont_dict = descendant_array->GetDictAt(0); - EXPECT_EQ("Font", cidfont_dict->GetStringFor("Type")); - EXPECT_EQ("CIDFontType2", cidfont_dict->GetStringFor("Subtype")); - EXPECT_EQ("Arial Italic", cidfont_dict->GetStringFor("BaseFont")); - CPDF_Dictionary* cidinfo_dict = cidfont_dict->GetDictFor("CIDSystemInfo"); - ASSERT_TRUE(cidinfo_dict); - EXPECT_EQ("Adobe", cidinfo_dict->GetStringFor("Registry")); - EXPECT_EQ("Identity", cidinfo_dict->GetStringFor("Ordering")); - EXPECT_EQ(0, cidinfo_dict->GetNumberFor("Supplement")); - CheckFontDescriptor(cidfont_dict, FPDF_FONT_TRUETYPE, false, true, size, - data); - - // Check widths - CPDF_Array* widths_array = cidfont_dict->GetArrayFor("W"); - ASSERT_TRUE(widths_array); - CheckCompositeFontWidths(widths_array, typed_font); -} - -TEST_F(FPDFEditEmbeddertest, NormalizeNegativeRotation) { - // Load document with a -90 degree rotation - EXPECT_TRUE(OpenDocument("bug_713197.pdf")); - FPDF_PAGE page = LoadPage(0); - EXPECT_NE(nullptr, page); - - EXPECT_EQ(3, FPDFPage_GetRotation(page)); - UnloadPage(page); -} - -TEST_F(FPDFEditEmbeddertest, AddTrueTypeFontText) { - // Start with a blank page - FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); - { - const CPDF_Font* stock_font = CPDF_Font::GetStockFont(cpdf_doc(), "Arial"); - const uint8_t* data = stock_font->GetFont()->GetFontData(); - const uint32_t size = stock_font->GetFont()->GetSize(); - std::unique_ptr<void, FPDFFontDeleter> font( - FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, 0)); - ASSERT_TRUE(font.get()); - - // Add some text to the page - FPDF_PAGEOBJECT text_object = - FPDFPageObj_CreateTextObj(document(), font.get(), 12.0f); - EXPECT_TRUE(text_object); - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = - GetFPDFWideString(L"I am testing my loaded font, WEE."); - EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); - FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 400, 400); - FPDFPage_InsertObject(page, text_object); - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char md5[] = "17d2b6cd574cf66170b09c8927529a94"; -#else - const char md5[] = "70592859010ffbf532a2237b8118bcc4"; -#endif // _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - CompareBitmap(page_bitmap.get(), 612, 792, md5); - - // Add some more text, same font - FPDF_PAGEOBJECT text_object2 = - FPDFPageObj_CreateTextObj(document(), font.get(), 15.0f); - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text2 = - GetFPDFWideString(L"Bigger font size"); - EXPECT_TRUE(FPDFText_SetText(text_object2, text2.get())); - FPDFPageObj_Transform(text_object2, 1, 0, 0, 1, 200, 200); - FPDFPage_InsertObject(page, text_object2); - } - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap2 = - RenderPageWithFlags(page, nullptr, 0); -#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - const char md5_2[] = "8eded4193ff1f0f77b8b600a825e97ea"; -#else - const char md5_2[] = "c1d10cce1761c4a998a16b2562030568"; -#endif // _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ - CompareBitmap(page_bitmap2.get(), 612, 792, md5_2); - - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); - FPDF_ClosePage(page); - - VerifySavedDocument(612, 792, md5_2); -} - -TEST_F(FPDFEditEmbeddertest, TransformAnnot) { - // Open a file with one annotation and load its first page. - ASSERT_TRUE(OpenDocument("annotation_highlight_long_content.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - - { - // Add an underline annotation to the page without specifying its rectangle. - std::unique_ptr<void, FPDFAnnotationDeleter> annot( - FPDFPage_CreateAnnot(page, FPDF_ANNOT_UNDERLINE)); - ASSERT_TRUE(annot); - - // FPDFPage_TransformAnnots() should run without errors when modifying - // annotation rectangles. - FPDFPage_TransformAnnots(page, 1, 2, 3, 4, 5, 6); - } - UnloadPage(page); -} - -// TODO(npm): Add tests using Japanese fonts in other OS. -#if _FX_PLATFORM_ == _FX_PLATFORM_LINUX_ -TEST_F(FPDFEditEmbeddertest, AddCIDFontText) { - // Start with a blank page - FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); - CFX_Font CIDfont; - { - // First, get the data from the font - CIDfont.LoadSubst("IPAGothic", 1, 0, 400, 0, 932, 0); - EXPECT_EQ("IPAGothic", CIDfont.GetFaceName()); - const uint8_t* data = CIDfont.GetFontData(); - const uint32_t size = CIDfont.GetSize(); - - // Load the data into a FPDF_Font. - std::unique_ptr<void, FPDFFontDeleter> font( - FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, 1)); - ASSERT_TRUE(font.get()); - - // Add some text to the page - FPDF_PAGEOBJECT text_object = - FPDFPageObj_CreateTextObj(document(), font.get(), 12.0f); - ASSERT_TRUE(text_object); - std::wstring wstr = L"ABCDEFGhijklmnop."; - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = - GetFPDFWideString(wstr); - EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); - FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 200, 200); - FPDFPage_InsertObject(page, text_object); - - // And add some Japanese characters - FPDF_PAGEOBJECT text_object2 = - FPDFPageObj_CreateTextObj(document(), font.get(), 18.0f); - ASSERT_TRUE(text_object2); - std::wstring wstr2 = - L"\u3053\u3093\u306B\u3061\u306f\u4e16\u754C\u3002\u3053\u3053\u306B1" - L"\u756A"; - std::unique_ptr<unsigned short, pdfium::FreeDeleter> text2 = - GetFPDFWideString(wstr2); - EXPECT_TRUE(FPDFText_SetText(text_object2, text2.get())); - FPDFPageObj_Transform(text_object2, 1, 0, 0, 1, 100, 500); - FPDFPage_InsertObject(page, text_object2); - } - - // Check that the text renders properly. - const char md5[] = "c68cd79aa72bf83a7b25271370d46b21"; - { - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderPageWithFlags(page, nullptr, 0); - CompareBitmap(page_bitmap.get(), 612, 792, md5); - } - - // Save the document, close the page. - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); - FPDF_ClosePage(page); - - VerifySavedDocument(612, 792, md5); -} -#endif // _FX_PLATFORM_ == _FX_PLATFORM_LINUX_ - -TEST_F(FPDFEditEmbeddertest, SaveAndRender) { - const char md5[] = "3c20472b0552c0c22b88ab1ed8c6202b"; - { - EXPECT_TRUE(OpenDocument("bug_779.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_NE(nullptr, page); - - // Now add a more complex blue path. - FPDF_PAGEOBJECT green_path = FPDFPageObj_CreateNewPath(20, 20); - EXPECT_TRUE(FPDFPath_SetFillColor(green_path, 0, 255, 0, 200)); - // TODO(npm): stroking will cause the MD5s to differ. - EXPECT_TRUE(FPDFPath_SetDrawMode(green_path, FPDF_FILLMODE_WINDING, 0)); - EXPECT_TRUE(FPDFPath_LineTo(green_path, 20, 63)); - EXPECT_TRUE(FPDFPath_BezierTo(green_path, 55, 55, 78, 78, 90, 90)); - EXPECT_TRUE(FPDFPath_LineTo(green_path, 133, 133)); - EXPECT_TRUE(FPDFPath_LineTo(green_path, 133, 33)); - EXPECT_TRUE(FPDFPath_BezierTo(green_path, 38, 33, 39, 36, 40, 40)); - EXPECT_TRUE(FPDFPath_Close(green_path)); - FPDFPage_InsertObject(page, green_path); - std::unique_ptr<void, FPDFBitmapDeleter> page_bitmap = - RenderLoadedPage(page); - CompareBitmap(page_bitmap.get(), 612, 792, md5); - - // Now save the result, closing the page and document - EXPECT_TRUE(FPDFPage_GenerateContent(page)); - EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); - UnloadPage(page); - } - - VerifySavedDocument(612, 792, md5); -} - -TEST_F(FPDFEditEmbeddertest, ExtractImageBitmap) { - ASSERT_TRUE(OpenDocument("embedded_images.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - ASSERT_EQ(39, FPDFPage_CountObjects(page)); - - FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 32); - EXPECT_NE(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - EXPECT_FALSE(FPDFImageObj_GetBitmap(obj)); - - obj = FPDFPage_GetObject(page, 33); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - FPDF_BITMAP bitmap = FPDFImageObj_GetBitmap(obj); - EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); - CompareBitmap(bitmap, 109, 88, "d65e98d968d196abf13f78aec655ffae"); - FPDFBitmap_Destroy(bitmap); - - obj = FPDFPage_GetObject(page, 34); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - bitmap = FPDFImageObj_GetBitmap(obj); - EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); - CompareBitmap(bitmap, 103, 75, "1287711c84dbef767c435d11697661d6"); - FPDFBitmap_Destroy(bitmap); - - obj = FPDFPage_GetObject(page, 35); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - bitmap = FPDFImageObj_GetBitmap(obj); - EXPECT_EQ(FPDFBitmap_Gray, FPDFBitmap_GetFormat(bitmap)); - CompareBitmap(bitmap, 92, 68, "9c6d76cb1e37ef8514f9455d759391f3"); - FPDFBitmap_Destroy(bitmap); - - obj = FPDFPage_GetObject(page, 36); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - bitmap = FPDFImageObj_GetBitmap(obj); - EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); - CompareBitmap(bitmap, 79, 60, "15cb6a49a2e354ed0e9f45dd34e3da1a"); - FPDFBitmap_Destroy(bitmap); - - obj = FPDFPage_GetObject(page, 37); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - bitmap = FPDFImageObj_GetBitmap(obj); - EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); - CompareBitmap(bitmap, 126, 106, "be5a64ba7890d2657522af6524118534"); - FPDFBitmap_Destroy(bitmap); - - obj = FPDFPage_GetObject(page, 38); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - bitmap = FPDFImageObj_GetBitmap(obj); - EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); - CompareBitmap(bitmap, 194, 119, "f9e24207ee1bc0db6c543d33a5f12ec5"); - FPDFBitmap_Destroy(bitmap); - UnloadPage(page); -} - -TEST_F(FPDFEditEmbeddertest, ExtractJBigImageBitmap) { - ASSERT_TRUE(OpenDocument("bug_631912.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - ASSERT_EQ(1, FPDFPage_CountObjects(page)); - - FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 0); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - { - std::unique_ptr<void, FPDFBitmapDeleter> bitmap( - FPDFImageObj_GetBitmap(obj)); - ASSERT_TRUE(bitmap); - EXPECT_EQ(FPDFBitmap_Gray, FPDFBitmap_GetFormat(bitmap.get())); - CompareBitmap(bitmap.get(), 1152, 720, "3f6a48e2b3e91b799bf34567f55cb4de"); - } - - UnloadPage(page); -} - -TEST_F(FPDFEditEmbeddertest, GetImageData) { - EXPECT_TRUE(OpenDocument("embedded_images.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - ASSERT_EQ(39, FPDFPage_CountObjects(page)); - - // Retrieve an image object with flate-encoded data stream. - FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 33); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - - // Check that the raw image data has the correct length and hash value. - unsigned long len = FPDFImageObj_GetImageDataRaw(obj, nullptr, 0); - std::vector<char> buf(len); - EXPECT_EQ(4091u, FPDFImageObj_GetImageDataRaw(obj, buf.data(), len)); - EXPECT_EQ("f73802327d2e88e890f653961bcda81a", - GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); - - // Check that the decoded image data has the correct length and hash value. - len = FPDFImageObj_GetImageDataDecoded(obj, nullptr, 0); - buf.clear(); - buf.resize(len); - EXPECT_EQ(28776u, FPDFImageObj_GetImageDataDecoded(obj, buf.data(), len)); - EXPECT_EQ("cb3637934bb3b95a6e4ae1ea9eb9e56e", - GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); - - // Retrieve an image obejct with DCTDecode-encoded data stream. - obj = FPDFPage_GetObject(page, 37); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - - // Check that the raw image data has the correct length and hash value. - len = FPDFImageObj_GetImageDataRaw(obj, nullptr, 0); - buf.clear(); - buf.resize(len); - EXPECT_EQ(4370u, FPDFImageObj_GetImageDataRaw(obj, buf.data(), len)); - EXPECT_EQ("6aae1f3710335023a9e12191be66b64b", - GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); - - // Check that the decoded image data has the correct length and hash value, - // which should be the same as those of the raw data, since this image is - // encoded by a single DCTDecode filter and decoding is a noop. - len = FPDFImageObj_GetImageDataDecoded(obj, nullptr, 0); - buf.clear(); - buf.resize(len); - EXPECT_EQ(4370u, FPDFImageObj_GetImageDataDecoded(obj, buf.data(), len)); - EXPECT_EQ("6aae1f3710335023a9e12191be66b64b", - GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); - - UnloadPage(page); -} - -TEST_F(FPDFEditEmbeddertest, DestroyPageObject) { - FPDF_PAGEOBJECT rect = FPDFPageObj_CreateNewRect(10, 10, 20, 20); - ASSERT_TRUE(rect); - - // There should be no memory leaks with a call to FPDFPageObj_Destroy(). - FPDFPageObj_Destroy(rect); -} - -TEST_F(FPDFEditEmbeddertest, GetImageFilters) { - EXPECT_TRUE(OpenDocument("embedded_images.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - - // Verify that retrieving the filter of a non-image object would fail. - FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 32); - ASSERT_NE(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - ASSERT_EQ(0, FPDFImageObj_GetImageFilterCount(obj)); - EXPECT_EQ(0u, FPDFImageObj_GetImageFilter(obj, 0, nullptr, 0)); - - // Verify the returned filter string for an image object with a single filter. - obj = FPDFPage_GetObject(page, 33); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - ASSERT_EQ(1, FPDFImageObj_GetImageFilterCount(obj)); - unsigned long len = FPDFImageObj_GetImageFilter(obj, 0, nullptr, 0); - std::vector<char> buf(len); - static constexpr char kFlateDecode[] = "FlateDecode"; - EXPECT_EQ(sizeof(kFlateDecode), - FPDFImageObj_GetImageFilter(obj, 0, buf.data(), len)); - EXPECT_STREQ(kFlateDecode, buf.data()); - EXPECT_EQ(0u, FPDFImageObj_GetImageFilter(obj, 1, nullptr, 0)); - - // Verify all the filters for an image object with a list of filters. - obj = FPDFPage_GetObject(page, 38); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - ASSERT_EQ(2, FPDFImageObj_GetImageFilterCount(obj)); - len = FPDFImageObj_GetImageFilter(obj, 0, nullptr, 0); - buf.clear(); - buf.resize(len); - static constexpr char kASCIIHexDecode[] = "ASCIIHexDecode"; - EXPECT_EQ(sizeof(kASCIIHexDecode), - FPDFImageObj_GetImageFilter(obj, 0, buf.data(), len)); - EXPECT_STREQ(kASCIIHexDecode, buf.data()); - - len = FPDFImageObj_GetImageFilter(obj, 1, nullptr, 0); - buf.clear(); - buf.resize(len); - static constexpr char kDCTDecode[] = "DCTDecode"; - EXPECT_EQ(sizeof(kDCTDecode), - FPDFImageObj_GetImageFilter(obj, 1, buf.data(), len)); - EXPECT_STREQ(kDCTDecode, buf.data()); - - UnloadPage(page); -} - -TEST_F(FPDFEditEmbeddertest, GetImageMetadata) { - ASSERT_TRUE(OpenDocument("embedded_images.pdf")); - FPDF_PAGE page = LoadPage(0); - ASSERT_TRUE(page); - - // Check that getting the metadata of a null object would fail. - FPDF_IMAGEOBJ_METADATA metadata; - EXPECT_FALSE(FPDFImageObj_GetImageMetadata(nullptr, page, &metadata)); - - // Check that receiving the metadata with a null metadata object would fail. - FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 35); - EXPECT_FALSE(FPDFImageObj_GetImageMetadata(obj, page, nullptr)); - - // Check that when retrieving an image object's metadata without passing in - // |page|, all values are correct, with the last two being default values. - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - ASSERT_TRUE(FPDFImageObj_GetImageMetadata(obj, nullptr, &metadata)); - EXPECT_EQ(7, metadata.marked_content_id); - EXPECT_EQ(92u, metadata.width); - EXPECT_EQ(68u, metadata.height); - EXPECT_NEAR(96.000000, metadata.horizontal_dpi, 0.001); - EXPECT_NEAR(96.000000, metadata.vertical_dpi, 0.001); - EXPECT_EQ(0u, metadata.bits_per_pixel); - EXPECT_EQ(FPDF_COLORSPACE_UNKNOWN, metadata.colorspace); - - // Verify the metadata of a bitmap image with indexed colorspace. - ASSERT_TRUE(FPDFImageObj_GetImageMetadata(obj, page, &metadata)); - EXPECT_EQ(7, metadata.marked_content_id); - EXPECT_EQ(92u, metadata.width); - EXPECT_EQ(68u, metadata.height); - EXPECT_NEAR(96.000000, metadata.horizontal_dpi, 0.001); - EXPECT_NEAR(96.000000, metadata.vertical_dpi, 0.001); - EXPECT_EQ(1u, metadata.bits_per_pixel); - EXPECT_EQ(FPDF_COLORSPACE_INDEXED, metadata.colorspace); - - // Verify the metadata of an image with RGB colorspace. - obj = FPDFPage_GetObject(page, 37); - ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); - ASSERT_TRUE(FPDFImageObj_GetImageMetadata(obj, page, &metadata)); - EXPECT_EQ(9, metadata.marked_content_id); - EXPECT_EQ(126u, metadata.width); - EXPECT_EQ(106u, metadata.height); - EXPECT_NEAR(162.173752, metadata.horizontal_dpi, 0.001); - EXPECT_NEAR(162.555878, metadata.vertical_dpi, 0.001); - EXPECT_EQ(24u, metadata.bits_per_pixel); - EXPECT_EQ(FPDF_COLORSPACE_DEVICERGB, metadata.colorspace); - - UnloadPage(page); -} |