blob: 7ad23085aa6c115c07775d7de682a0dda3600406 [file] [log] [blame] [edit]
// Copyright 2016 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <iterator>
#include <memory>
#include <string>
#include "core/fpdfapi/page/cpdf_form.h"
#include "core/fpdfapi/page/cpdf_formobject.h"
#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"
#include "core/fpdfapi/parser/cpdf_document.h"
#include "core/fpdfapi/parser/cpdf_name.h"
#include "core/fpdfapi/parser/cpdf_number.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfapi/parser/cpdf_string.h"
#include "core/fxge/cfx_defaultrenderdevice.h"
#include "fpdfsdk/cpdfsdk_helpers.h"
#include "public/cpp/fpdf_scopers.h"
#include "public/fpdf_edit.h"
#include "public/fpdf_ppo.h"
#include "public/fpdf_save.h"
#include "public/fpdfview.h"
#include "testing/embedder_test.h"
#include "testing/embedder_test_constants.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/utils/file_util.h"
#include "testing/utils/path_service.h"
namespace {
class FPDFPPOEmbedderTest : public EmbedderTest {};
int FakeBlockWriter(FPDF_FILEWRITE* pThis,
const void* pData,
unsigned long size) {
return 1; // Always succeeds.
}
constexpr int kRectanglesMultiPagesPageCount = 2;
const char* RectanglesMultiPagesExpectedChecksum(int page_index) {
if (CFX_DefaultRenderDevice::UseSkiaRenderer()) {
static constexpr const char* kChecksums[kRectanglesMultiPagesPageCount] = {
"07606a12487bd0c28a88f23fa00fc313", "94ea6e1eef220833a3ec14d6a1c612b0"};
return kChecksums[page_index];
}
static constexpr const char* kChecksums[kRectanglesMultiPagesPageCount] = {
"72d0d7a19a2f40e010ca6a1133b33e1e", "fb18142190d770cfbc329d2b071aee4d"};
return kChecksums[page_index];
}
const char* Bug750568PageHash(int page_index) {
constexpr int kBug750568PageCount = 4;
if (CFX_DefaultRenderDevice::UseSkiaRenderer()) {
static constexpr const char* kChecksums[kBug750568PageCount] = {
"eaa139e944eafb43d31e8742a0e158de", "226485e9d4fa6a67dfe0a88723f12060",
"c5601a3492ae5dcc5dd25140fc463bfe", "1f60055b54de4fac8a59c65e90da156e"};
return kChecksums[page_index];
}
static constexpr const char* kChecksums[kBug750568PageCount] = {
"64ad08132a1c5a166768298c8a578f57", "83b83e2f6bc80707d0a917c7634140b9",
"913cd3723a451e4e46fbc2c05702d1ee", "81fb7cfd4860f855eb468f73dfeb6d60"};
return kChecksums[page_index];
}
} // namespace
TEST_F(FPDFPPOEmbedderTest, NoViewerPreferences) {
ASSERT_TRUE(OpenDocument("hello_world.pdf"));
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
EXPECT_FALSE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
}
TEST_F(FPDFPPOEmbedderTest, ViewerPreferences) {
ASSERT_TRUE(OpenDocument("viewer_ref.pdf"));
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
}
TEST_F(FPDFPPOEmbedderTest, ImportPagesByIndex) {
ASSERT_TRUE(OpenDocument("viewer_ref.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
ASSERT_TRUE(output_doc);
EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
static constexpr int kPageIndices[] = {1};
EXPECT_TRUE(FPDF_ImportPagesByIndex(
output_doc.get(), document(), kPageIndices, std::size(kPageIndices), 0));
EXPECT_EQ(1, FPDF_GetPageCount(output_doc.get()));
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, ImportPages) {
ASSERT_TRUE(OpenDocument("viewer_ref.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
ASSERT_TRUE(output_doc);
EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
EXPECT_TRUE(FPDF_ImportPages(output_doc.get(), document(), "1", 0));
EXPECT_EQ(1, FPDF_GetPageCount(output_doc.get()));
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, ImportNPages) {
ASSERT_TRUE(OpenDocument("rectangles_multi_pages.pdf"));
ScopedFPDFDocument output_doc_2up(
FPDF_ImportNPagesToOne(document(), 612, 792, 2, 1));
ASSERT_TRUE(output_doc_2up);
EXPECT_EQ(3, FPDF_GetPageCount(output_doc_2up.get()));
ScopedFPDFDocument output_doc_5up(
FPDF_ImportNPagesToOne(document(), 612, 792, 5, 1));
ASSERT_TRUE(output_doc_5up);
EXPECT_EQ(1, FPDF_GetPageCount(output_doc_5up.get()));
ScopedFPDFDocument output_doc_8up(
FPDF_ImportNPagesToOne(document(), 792, 612, 8, 1));
ASSERT_TRUE(output_doc_8up);
EXPECT_EQ(1, FPDF_GetPageCount(output_doc_8up.get()));
ScopedFPDFDocument output_doc_128up(
FPDF_ImportNPagesToOne(document(), 792, 612, 128, 1));
ASSERT_TRUE(output_doc_128up);
EXPECT_EQ(1, FPDF_GetPageCount(output_doc_128up.get()));
}
TEST_F(FPDFPPOEmbedderTest, BadNupParams) {
ASSERT_TRUE(OpenDocument("rectangles_multi_pages.pdf"));
FPDF_DOCUMENT output_doc_zero_row =
FPDF_ImportNPagesToOne(document(), 612, 792, 0, 3);
ASSERT_FALSE(output_doc_zero_row);
FPDF_DOCUMENT output_doc_zero_col =
FPDF_ImportNPagesToOne(document(), 612, 792, 2, 0);
ASSERT_FALSE(output_doc_zero_col);
FPDF_DOCUMENT output_doc_zero_width =
FPDF_ImportNPagesToOne(document(), 0, 792, 2, 1);
ASSERT_FALSE(output_doc_zero_width);
FPDF_DOCUMENT output_doc_zero_height =
FPDF_ImportNPagesToOne(document(), 612, 0, 7, 1);
ASSERT_FALSE(output_doc_zero_height);
}
// TODO(Xlou): Add more tests to check output doc content of
// FPDF_ImportNPagesToOne()
TEST_F(FPDFPPOEmbedderTest, NupRenderImage) {
ASSERT_TRUE(OpenDocument("rectangles_multi_pages.pdf"));
ScopedFPDFDocument output_doc_3up(
FPDF_ImportNPagesToOne(document(), 792, 612, 3, 1));
ASSERT_TRUE(output_doc_3up);
ASSERT_EQ(kRectanglesMultiPagesPageCount,
FPDF_GetPageCount(output_doc_3up.get()));
for (int i = 0; i < kRectanglesMultiPagesPageCount; ++i) {
ScopedFPDFPage page(FPDF_LoadPage(output_doc_3up.get(), i));
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderPage(page.get());
EXPECT_EQ(792, FPDFBitmap_GetWidth(bitmap.get()));
EXPECT_EQ(612, FPDFBitmap_GetHeight(bitmap.get()));
EXPECT_EQ(RectanglesMultiPagesExpectedChecksum(i),
HashBitmap(bitmap.get()));
}
}
TEST_F(FPDFPPOEmbedderTest, ImportPageToXObject) {
const char* checksum = []() {
if (CFX_DefaultRenderDevice::UseSkiaRenderer()) {
return "d6ebc0a8afc22fe0137f54ce54e1a19c";
}
return "2d88d180af7109eb346439f7c855bb29";
}();
ASSERT_TRUE(OpenDocument("rectangles.pdf"));
{
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
ASSERT_TRUE(output_doc);
FPDF_XOBJECT xobject =
FPDF_NewXObjectFromPage(output_doc.get(), document(), 0);
ASSERT_TRUE(xobject);
for (int i = 0; i < 2; ++i) {
ScopedFPDFPage page(FPDFPage_New(output_doc.get(), 0, 612, 792));
ASSERT_TRUE(page);
FPDF_PAGEOBJECT page_object = FPDF_NewFormObjectFromXObject(xobject);
ASSERT_TRUE(page_object);
EXPECT_EQ(FPDF_PAGEOBJ_FORM, FPDFPageObj_GetType(page_object));
FPDFPage_InsertObject(page.get(), page_object);
EXPECT_TRUE(FPDFPage_GenerateContent(page.get()));
ScopedFPDFBitmap page_bitmap = RenderPage(page.get());
CompareBitmap(page_bitmap.get(), 612, 792, checksum);
float left;
float bottom;
float right;
float top;
ASSERT_TRUE(
FPDFPageObj_GetBounds(page_object, &left, &bottom, &right, &top));
EXPECT_FLOAT_EQ(-1.0f, left);
EXPECT_FLOAT_EQ(-1.0f, bottom);
EXPECT_FLOAT_EQ(201.0f, right);
EXPECT_FLOAT_EQ(301.0f, top);
}
EXPECT_TRUE(FPDF_SaveAsCopy(output_doc.get(), this, 0));
FPDF_CloseXObject(xobject);
}
constexpr int kExpectedPageCount = 2;
ASSERT_TRUE(OpenSavedDocument());
FPDF_PAGE saved_pages[kExpectedPageCount];
FPDF_PAGEOBJECT xobjects[kExpectedPageCount];
for (int i = 0; i < kExpectedPageCount; ++i) {
saved_pages[i] = LoadSavedPage(i);
ASSERT_TRUE(saved_pages[i]);
EXPECT_EQ(1, FPDFPage_CountObjects(saved_pages[i]));
xobjects[i] = FPDFPage_GetObject(saved_pages[i], 0);
ASSERT_TRUE(xobjects[i]);
ASSERT_EQ(FPDF_PAGEOBJ_FORM, FPDFPageObj_GetType(xobjects[i]));
EXPECT_EQ(8, FPDFFormObj_CountObjects(xobjects[i]));
{
ScopedFPDFBitmap page_bitmap = RenderPage(saved_pages[i]);
CompareBitmap(page_bitmap.get(), 612, 792, checksum);
}
}
for (int i = 0; i < kExpectedPageCount; ++i) {
float left;
float bottom;
float right;
float top;
ASSERT_TRUE(
FPDFPageObj_GetBounds(xobjects[i], &left, &bottom, &right, &top));
EXPECT_FLOAT_EQ(-1.0f, left);
EXPECT_FLOAT_EQ(-1.0f, bottom);
EXPECT_FLOAT_EQ(201.0f, right);
EXPECT_FLOAT_EQ(301.0f, top);
}
// Peek at object internals to make sure the two XObjects use the same stream.
EXPECT_NE(xobjects[0], xobjects[1]);
CPDF_PageObject* obj1 = CPDFPageObjectFromFPDFPageObject(xobjects[0]);
ASSERT_TRUE(obj1->AsForm());
ASSERT_TRUE(obj1->AsForm()->form());
ASSERT_TRUE(obj1->AsForm()->form()->GetStream());
CPDF_PageObject* obj2 = CPDFPageObjectFromFPDFPageObject(xobjects[1]);
ASSERT_TRUE(obj2->AsForm());
ASSERT_TRUE(obj2->AsForm()->form());
ASSERT_TRUE(obj2->AsForm()->form()->GetStream());
EXPECT_EQ(obj1->AsForm()->form()->GetStream(),
obj2->AsForm()->form()->GetStream());
for (FPDF_PAGE saved_page : saved_pages)
CloseSavedPage(saved_page);
CloseSavedDocument();
}
TEST_F(FPDFPPOEmbedderTest, ImportPageToXObjectWithSameDoc) {
const char* checksum = []() {
if (CFX_DefaultRenderDevice::UseSkiaRenderer()) {
return "8e7d672f49f9ca98fb9157824cefc204";
}
return "4d5ca14827b7707f8283e639b33c121a";
}();
ASSERT_TRUE(OpenDocument("rectangles.pdf"));
FPDF_XOBJECT xobject = FPDF_NewXObjectFromPage(document(), document(), 0);
ASSERT_TRUE(xobject);
FPDF_PAGE page = LoadPage(0);
ASSERT_TRUE(page);
{
ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
CompareBitmap(bitmap.get(), 200, 300, pdfium::RectanglesChecksum());
}
FPDF_PAGEOBJECT page_object = FPDF_NewFormObjectFromXObject(xobject);
ASSERT_TRUE(page_object);
ASSERT_EQ(FPDF_PAGEOBJ_FORM, FPDFPageObj_GetType(page_object));
static constexpr FS_MATRIX kMatrix = {0.5f, 0.0f, 0.0f, 0.5f, 0.0f, 0.0f};
EXPECT_TRUE(FPDFPageObj_SetMatrix(page_object, &kMatrix));
FPDFPage_InsertObject(page, page_object);
EXPECT_TRUE(FPDFPage_GenerateContent(page));
{
ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
CompareBitmap(bitmap.get(), 200, 300, checksum);
}
FPDF_CloseXObject(xobject);
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
VerifySavedDocument(200, 300, checksum);
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, XObjectNullParams) {
ASSERT_TRUE(OpenDocument("rectangles.pdf"));
ASSERT_EQ(1, FPDF_GetPageCount(document()));
EXPECT_FALSE(FPDF_NewXObjectFromPage(nullptr, nullptr, -1));
EXPECT_FALSE(FPDF_NewXObjectFromPage(nullptr, nullptr, 0));
EXPECT_FALSE(FPDF_NewXObjectFromPage(nullptr, nullptr, 1));
EXPECT_FALSE(FPDF_NewXObjectFromPage(document(), nullptr, -1));
EXPECT_FALSE(FPDF_NewXObjectFromPage(document(), nullptr, 0));
EXPECT_FALSE(FPDF_NewXObjectFromPage(document(), nullptr, 1));
EXPECT_FALSE(FPDF_NewXObjectFromPage(nullptr, document(), -1));
EXPECT_FALSE(FPDF_NewXObjectFromPage(nullptr, document(), 0));
EXPECT_FALSE(FPDF_NewXObjectFromPage(nullptr, document(), 1));
{
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
ASSERT_TRUE(output_doc);
EXPECT_FALSE(FPDF_NewXObjectFromPage(output_doc.get(), document(), -1));
EXPECT_FALSE(FPDF_NewXObjectFromPage(output_doc.get(), document(), 1));
}
// Should be a no-op.
FPDF_CloseXObject(nullptr);
EXPECT_FALSE(FPDF_NewFormObjectFromXObject(nullptr));
}
TEST_F(FPDFPPOEmbedderTest, BUG_925981) {
ASSERT_TRUE(OpenDocument("bug_925981.pdf"));
ScopedFPDFDocument output_doc_2up(
FPDF_ImportNPagesToOne(document(), 612, 792, 2, 1));
EXPECT_EQ(1, FPDF_GetPageCount(output_doc_2up.get()));
}
TEST_F(FPDFPPOEmbedderTest, BUG_1229106) {
static constexpr int kPageCount = 4;
static constexpr int kTwoUpPageCount = 2;
static const char kRectsChecksum[] = "140d629b3c96a07ced2e3e408ea85a1d";
static const char kTwoUpChecksum[] = "fa4501562301b2e75da354bd067495ec";
ASSERT_TRUE(OpenDocument("bug_1229106.pdf"));
// Show all pages render the same.
ASSERT_EQ(kPageCount, FPDF_GetPageCount(document()));
for (int i = 0; i < kPageCount; ++i) {
FPDF_PAGE page = LoadPage(0);
ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
CompareBitmap(bitmap.get(), 792, 612, kRectsChecksum);
UnloadPage(page);
}
// Create a 2-up PDF.
ScopedFPDFDocument output_doc_2up(
FPDF_ImportNPagesToOne(document(), 612, 792, 1, 2));
ASSERT_EQ(kTwoUpPageCount, FPDF_GetPageCount(output_doc_2up.get()));
for (int i = 0; i < kTwoUpPageCount; ++i) {
ScopedFPDFPage page(FPDF_LoadPage(output_doc_2up.get(), i));
ScopedFPDFBitmap bitmap = RenderPage(page.get());
CompareBitmap(bitmap.get(), 612, 792, kTwoUpChecksum);
}
}
TEST_F(FPDFPPOEmbedderTest, BadRepeatViewerPref) {
ASSERT_TRUE(OpenDocument("repeat_viewer_ref.pdf"));
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
FPDF_FILEWRITE writer;
writer.version = 1;
writer.WriteBlock = FakeBlockWriter;
EXPECT_TRUE(FPDF_SaveAsCopy(output_doc.get(), &writer, 0));
}
TEST_F(FPDFPPOEmbedderTest, BadCircularViewerPref) {
ASSERT_TRUE(OpenDocument("circular_viewer_ref.pdf"));
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
FPDF_FILEWRITE writer;
writer.version = 1;
writer.WriteBlock = FakeBlockWriter;
EXPECT_TRUE(FPDF_SaveAsCopy(output_doc.get(), &writer, 0));
}
TEST_F(FPDFPPOEmbedderTest, CopyViewerPrefTypes) {
ASSERT_TRUE(OpenDocument("viewer_pref_types.pdf"));
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
ASSERT_TRUE(output_doc);
EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
// Peek under the hook to check the result.
const CPDF_Document* output_doc_impl =
CPDFDocumentFromFPDFDocument(output_doc.get());
RetainPtr<const CPDF_Dictionary> prefs =
output_doc_impl->GetRoot()->GetDictFor("ViewerPreferences");
ASSERT_TRUE(prefs);
EXPECT_EQ(6u, prefs->size());
RetainPtr<const CPDF_Object> bool_obj = prefs->GetObjectFor("Bool");
ASSERT_TRUE(bool_obj);
EXPECT_TRUE(bool_obj->IsBoolean());
RetainPtr<const CPDF_Number> num_obj = prefs->GetNumberFor("Num");
ASSERT_TRUE(num_obj);
EXPECT_TRUE(num_obj->IsInteger());
EXPECT_EQ(1, num_obj->GetInteger());
RetainPtr<const CPDF_String> str_obj = prefs->GetStringFor("Str");
ASSERT_TRUE(str_obj);
EXPECT_EQ("str", str_obj->GetString());
EXPECT_EQ("name", prefs->GetNameFor("Name"));
RetainPtr<const CPDF_Array> empty_array_obj =
prefs->GetArrayFor("EmptyArray");
ASSERT_TRUE(empty_array_obj);
EXPECT_TRUE(empty_array_obj->IsEmpty());
RetainPtr<const CPDF_Array> good_array_obj = prefs->GetArrayFor("GoodArray");
ASSERT_TRUE(good_array_obj);
EXPECT_EQ(4u, good_array_obj->size());
}
TEST_F(FPDFPPOEmbedderTest, BadIndices) {
ASSERT_TRUE(OpenDocument("hello_world.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
static constexpr int kBadIndices1[] = {-1};
EXPECT_FALSE(FPDF_ImportPagesByIndex(
output_doc.get(), document(), kBadIndices1, std::size(kBadIndices1), 0));
static constexpr int kBadIndices2[] = {1};
EXPECT_FALSE(FPDF_ImportPagesByIndex(
output_doc.get(), document(), kBadIndices2, std::size(kBadIndices2), 0));
static constexpr int kBadIndices3[] = {-1, 0, 1};
EXPECT_FALSE(FPDF_ImportPagesByIndex(
output_doc.get(), document(), kBadIndices3, std::size(kBadIndices3), 0));
static constexpr int kBadIndices4[] = {42};
EXPECT_FALSE(FPDF_ImportPagesByIndex(
output_doc.get(), document(), kBadIndices4, std::size(kBadIndices4), 0));
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, GoodIndices) {
ASSERT_TRUE(OpenDocument("viewer_ref.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
static constexpr int kGoodIndices1[] = {0, 0, 0, 0};
EXPECT_TRUE(FPDF_ImportPagesByIndex(output_doc.get(), document(),
kGoodIndices1, std::size(kGoodIndices1),
0));
EXPECT_EQ(4, FPDF_GetPageCount(output_doc.get()));
static constexpr int kGoodIndices2[] = {0};
EXPECT_TRUE(FPDF_ImportPagesByIndex(output_doc.get(), document(),
kGoodIndices2, std::size(kGoodIndices2),
0));
EXPECT_EQ(5, FPDF_GetPageCount(output_doc.get()));
static constexpr int kGoodIndices3[] = {4};
EXPECT_TRUE(FPDF_ImportPagesByIndex(output_doc.get(), document(),
kGoodIndices3, std::size(kGoodIndices3),
0));
EXPECT_EQ(6, FPDF_GetPageCount(output_doc.get()));
static constexpr int kGoodIndices4[] = {1, 2, 3};
EXPECT_TRUE(FPDF_ImportPagesByIndex(output_doc.get(), document(),
kGoodIndices4, std::size(kGoodIndices4),
0));
EXPECT_EQ(9, FPDF_GetPageCount(output_doc.get()));
// Passing in a nullptr should import all the pages.
EXPECT_TRUE(
FPDF_ImportPagesByIndex(output_doc.get(), document(), nullptr, 0, 0));
EXPECT_EQ(14, FPDF_GetPageCount(output_doc.get()));
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, BadRanges) {
ASSERT_TRUE(OpenDocument("hello_world.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "clams", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "0", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "42", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "1,2", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "1-2", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), ",1", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "1,", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "1-", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "-1", 0));
EXPECT_FALSE(FPDF_ImportPages(output_doc.get(), document(), "-,0,,,1-", 0));
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, GoodRanges) {
ASSERT_TRUE(OpenDocument("viewer_ref.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc.get(), document()));
EXPECT_TRUE(FPDF_ImportPages(output_doc.get(), document(), "1,1,1,1", 0));
EXPECT_EQ(4, FPDF_GetPageCount(output_doc.get()));
EXPECT_TRUE(FPDF_ImportPages(output_doc.get(), document(), "1-1", 0));
EXPECT_EQ(5, FPDF_GetPageCount(output_doc.get()));
EXPECT_TRUE(FPDF_ImportPages(output_doc.get(), document(), "5-5", 0));
EXPECT_EQ(6, FPDF_GetPageCount(output_doc.get()));
EXPECT_TRUE(FPDF_ImportPages(output_doc.get(), document(), "2-4", 0));
EXPECT_EQ(9, FPDF_GetPageCount(output_doc.get()));
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, BUG_664284) {
ASSERT_TRUE(OpenDocument("bug_664284.pdf"));
FPDF_PAGE page = LoadPage(0);
ASSERT_NE(nullptr, page);
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
EXPECT_TRUE(output_doc);
static constexpr int kIndices[] = {0};
EXPECT_TRUE(FPDF_ImportPagesByIndex(output_doc.get(), document(), kIndices,
std::size(kIndices), 0));
UnloadPage(page);
}
TEST_F(FPDFPPOEmbedderTest, BUG_750568) {
ASSERT_TRUE(OpenDocument("bug_750568.pdf"));
ASSERT_EQ(4, FPDF_GetPageCount(document()));
for (size_t i = 0; i < 4; ++i) {
FPDF_PAGE page = LoadPage(i);
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
CompareBitmap(bitmap.get(), 200, 200, Bug750568PageHash(i));
UnloadPage(page);
}
ScopedFPDFDocument output_doc(FPDF_CreateNewDocument());
ASSERT_TRUE(output_doc);
static constexpr int kIndices[] = {0, 1, 2, 3};
EXPECT_TRUE(FPDF_ImportPagesByIndex(output_doc.get(), document(), kIndices,
std::size(kIndices), 0));
ASSERT_EQ(4, FPDF_GetPageCount(output_doc.get()));
for (size_t i = 0; i < 4; ++i) {
ScopedFPDFPage page(FPDF_LoadPage(output_doc.get(), i));
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderPage(page.get());
CompareBitmap(bitmap.get(), 200, 200, Bug750568PageHash(i));
}
}
TEST_F(FPDFPPOEmbedderTest, ImportWithZeroLengthStream) {
ASSERT_TRUE(OpenDocument("zero_length_stream.pdf"));
FPDF_PAGE page = LoadPage(0);
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
CompareBitmap(bitmap.get(), 200, 200, pdfium::HelloWorldChecksum());
UnloadPage(page);
ScopedFPDFDocument new_doc(FPDF_CreateNewDocument());
ASSERT_TRUE(new_doc);
static constexpr int kIndices[] = {0};
EXPECT_TRUE(FPDF_ImportPagesByIndex(new_doc.get(), document(), kIndices,
std::size(kIndices), 0));
EXPECT_EQ(1, FPDF_GetPageCount(new_doc.get()));
ScopedFPDFPage new_page(FPDF_LoadPage(new_doc.get(), 0));
ASSERT_TRUE(new_page);
ScopedFPDFBitmap new_bitmap = RenderPage(new_page.get());
CompareBitmap(new_bitmap.get(), 200, 200, pdfium::HelloWorldChecksum());
}
TEST_F(FPDFPPOEmbedderTest, ImportIntoDestDocWithoutInfo) {
ASSERT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_EQ(1, FPDF_GetPageCount(document()));
std::string file_path;
ASSERT_TRUE(PathService::GetTestFilePath("rectangles.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 src_doc(
FPDF_LoadMemDocument(file_contents.get(), file_length, nullptr));
ASSERT_TRUE(src_doc);
static constexpr int kIndices[] = {0};
EXPECT_TRUE(FPDF_ImportPagesByIndex(document(), src_doc.get(), kIndices,
std::size(kIndices), 0));
EXPECT_EQ(2, FPDF_GetPageCount(document()));
EXPECT_TRUE(FPDF_ImportPages(document(), src_doc.get(), "1", 0));
EXPECT_EQ(3, FPDF_GetPageCount(document()));
}