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298 lines
10 KiB
298 lines
10 KiB
// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <memory>
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#include <string>
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#include "public/cpp/fpdf_scopers.h"
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#include "public/fpdf_edit.h"
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#include "public/fpdf_ppo.h"
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#include "public/fpdf_save.h"
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#include "public/fpdfview.h"
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#include "testing/embedder_test.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace {
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class FPDFPPOEmbedderTest : public EmbedderTest {};
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int FakeBlockWriter(FPDF_FILEWRITE* pThis,
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const void* pData,
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unsigned long size) {
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return size;
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}
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} // namespace
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TEST_F(FPDFPPOEmbedderTest, NoViewerPreferences) {
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EXPECT_TRUE(OpenDocument("hello_world.pdf"));
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(output_doc);
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EXPECT_FALSE(FPDF_CopyViewerPreferences(output_doc, document()));
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FPDF_CloseDocument(output_doc);
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}
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TEST_F(FPDFPPOEmbedderTest, ViewerPreferences) {
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EXPECT_TRUE(OpenDocument("viewer_ref.pdf"));
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(output_doc);
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EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc, document()));
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FPDF_CloseDocument(output_doc);
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}
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TEST_F(FPDFPPOEmbedderTest, ImportPages) {
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ASSERT_TRUE(OpenDocument("viewer_ref.pdf"));
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FPDF_PAGE page = LoadPage(0);
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EXPECT_TRUE(page);
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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ASSERT_TRUE(output_doc);
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EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc, document()));
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EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "1", 0));
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EXPECT_EQ(1, FPDF_GetPageCount(output_doc));
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FPDF_CloseDocument(output_doc);
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UnloadPage(page);
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}
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TEST_F(FPDFPPOEmbedderTest, ImportNPages) {
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ASSERT_TRUE(OpenDocument("rectangles_multi_pages.pdf"));
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ScopedFPDFDocument output_doc_2up(
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FPDF_ImportNPagesToOne(document(), 612, 792, 2, 1));
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ASSERT_TRUE(output_doc_2up);
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EXPECT_EQ(3, FPDF_GetPageCount(output_doc_2up.get()));
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ScopedFPDFDocument output_doc_5up(
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FPDF_ImportNPagesToOne(document(), 612, 792, 5, 1));
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ASSERT_TRUE(output_doc_5up);
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EXPECT_EQ(1, FPDF_GetPageCount(output_doc_5up.get()));
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ScopedFPDFDocument output_doc_8up(
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FPDF_ImportNPagesToOne(document(), 792, 612, 8, 1));
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ASSERT_TRUE(output_doc_8up);
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EXPECT_EQ(1, FPDF_GetPageCount(output_doc_8up.get()));
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ScopedFPDFDocument output_doc_128up(
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FPDF_ImportNPagesToOne(document(), 792, 612, 128, 1));
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ASSERT_TRUE(output_doc_128up);
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EXPECT_EQ(1, FPDF_GetPageCount(output_doc_128up.get()));
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}
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TEST_F(FPDFPPOEmbedderTest, BadNupParams) {
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ASSERT_TRUE(OpenDocument("rectangles_multi_pages.pdf"));
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FPDF_DOCUMENT output_doc_zero_row =
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FPDF_ImportNPagesToOne(document(), 612, 792, 0, 3);
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ASSERT_FALSE(output_doc_zero_row);
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FPDF_DOCUMENT output_doc_zero_col =
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FPDF_ImportNPagesToOne(document(), 612, 792, 2, 0);
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ASSERT_FALSE(output_doc_zero_col);
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FPDF_DOCUMENT output_doc_zero_width =
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FPDF_ImportNPagesToOne(document(), 0, 792, 2, 1);
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ASSERT_FALSE(output_doc_zero_width);
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FPDF_DOCUMENT output_doc_zero_height =
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FPDF_ImportNPagesToOne(document(), 612, 0, 7, 1);
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ASSERT_FALSE(output_doc_zero_height);
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}
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// TODO(Xlou): Add more tests to check output doc content of
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// FPDF_ImportNPagesToOne()
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// TODO(crbug.com/pdfium/11): Fix this test and enable.
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#if defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_)
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#define MAYBE_NupRenderImage DISABLED_NupRenderImage
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#else
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#define MAYBE_NupRenderImage NupRenderImage
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#endif
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TEST_F(FPDFPPOEmbedderTest, MAYBE_NupRenderImage) {
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ASSERT_TRUE(OpenDocument("rectangles_multi_pages.pdf"));
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const int kPageCount = 2;
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static constexpr const char* kExpectedMD5s[kPageCount] = {
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"4d225b961da0f1bced7c83273e64c9b6", "fb18142190d770cfbc329d2b071aee4d"};
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ScopedFPDFDocument output_doc_3up(
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FPDF_ImportNPagesToOne(document(), 792, 612, 3, 1));
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ASSERT_TRUE(output_doc_3up);
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ASSERT_EQ(kPageCount, FPDF_GetPageCount(output_doc_3up.get()));
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for (int i = 0; i < kPageCount; ++i) {
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ScopedFPDFPage page(FPDF_LoadPage(output_doc_3up.get(), i));
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ASSERT_TRUE(page);
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ScopedFPDFBitmap bitmap = RenderPage(page.get());
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EXPECT_EQ(792, FPDFBitmap_GetWidth(bitmap.get()));
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EXPECT_EQ(612, FPDFBitmap_GetHeight(bitmap.get()));
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EXPECT_EQ(kExpectedMD5s[i], HashBitmap(bitmap.get()));
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}
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}
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TEST_F(FPDFPPOEmbedderTest, BUG_925981) {
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ASSERT_TRUE(OpenDocument("bug_925981.pdf"));
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ScopedFPDFDocument output_doc_2up(
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FPDF_ImportNPagesToOne(document(), 612, 792, 2, 1));
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EXPECT_EQ(1, FPDF_GetPageCount(output_doc_2up.get()));
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}
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TEST_F(FPDFPPOEmbedderTest, BadRepeatViewerPref) {
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ASSERT_TRUE(OpenDocument("repeat_viewer_ref.pdf"));
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(output_doc);
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EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc, document()));
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FPDF_FILEWRITE writer;
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writer.version = 1;
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writer.WriteBlock = FakeBlockWriter;
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EXPECT_TRUE(FPDF_SaveAsCopy(output_doc, &writer, 0));
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FPDF_CloseDocument(output_doc);
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}
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TEST_F(FPDFPPOEmbedderTest, BadCircularViewerPref) {
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ASSERT_TRUE(OpenDocument("circular_viewer_ref.pdf"));
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(output_doc);
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EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc, document()));
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FPDF_FILEWRITE writer;
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writer.version = 1;
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writer.WriteBlock = FakeBlockWriter;
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EXPECT_TRUE(FPDF_SaveAsCopy(output_doc, &writer, 0));
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FPDF_CloseDocument(output_doc);
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}
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TEST_F(FPDFPPOEmbedderTest, BadRanges) {
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EXPECT_TRUE(OpenDocument("hello_world.pdf"));
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FPDF_PAGE page = LoadPage(0);
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EXPECT_TRUE(page);
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(output_doc);
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "clams", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "0", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "42", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "1,2", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "1-2", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), ",1", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "1,", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "1-", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "-1", 0));
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EXPECT_FALSE(FPDF_ImportPages(output_doc, document(), "-,0,,,1-", 0));
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FPDF_CloseDocument(output_doc);
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UnloadPage(page);
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}
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TEST_F(FPDFPPOEmbedderTest, GoodRanges) {
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EXPECT_TRUE(OpenDocument("viewer_ref.pdf"));
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FPDF_PAGE page = LoadPage(0);
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EXPECT_TRUE(page);
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(output_doc);
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EXPECT_TRUE(FPDF_CopyViewerPreferences(output_doc, document()));
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EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "1,1,1,1", 0));
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EXPECT_EQ(4, FPDF_GetPageCount(output_doc));
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EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "1-1", 0));
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EXPECT_EQ(5, FPDF_GetPageCount(output_doc));
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EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "5-5", 0));
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EXPECT_EQ(6, FPDF_GetPageCount(output_doc));
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EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "2-4", 0));
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EXPECT_EQ(9, FPDF_GetPageCount(output_doc));
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FPDF_CloseDocument(output_doc);
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UnloadPage(page);
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}
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TEST_F(FPDFPPOEmbedderTest, BUG_664284) {
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EXPECT_TRUE(OpenDocument("bug_664284.pdf"));
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FPDF_PAGE page = LoadPage(0);
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ASSERT_NE(nullptr, page);
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(output_doc);
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EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "1", 0));
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FPDF_CloseDocument(output_doc);
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UnloadPage(page);
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}
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// TODO(crbug.com/pdfium/11): Fix this test and enable.
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#if defined(_SKIA_SUPPORT_) || defined(_SKIA_SUPPORT_PATHS_)
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#define MAYBE_BUG_750568 DISABLED_BUG_750568
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#else
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#define MAYBE_BUG_750568 BUG_750568
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#endif
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TEST_F(FPDFPPOEmbedderTest, MAYBE_BUG_750568) {
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const char* const kHashes[] = {
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"64ad08132a1c5a166768298c8a578f57", "83b83e2f6bc80707d0a917c7634140b9",
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"913cd3723a451e4e46fbc2c05702d1ee", "81fb7cfd4860f855eb468f73dfeb6d60"};
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ASSERT_TRUE(OpenDocument("bug_750568.pdf"));
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ASSERT_EQ(4, FPDF_GetPageCount(document()));
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for (size_t i = 0; i < 4; ++i) {
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FPDF_PAGE page = LoadPage(i);
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ASSERT_TRUE(page);
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ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
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ASSERT_EQ(200, FPDFBitmap_GetWidth(bitmap.get()));
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ASSERT_EQ(200, FPDFBitmap_GetHeight(bitmap.get()));
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ASSERT_EQ(800, FPDFBitmap_GetStride(bitmap.get()));
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EXPECT_EQ(kHashes[i], HashBitmap(bitmap.get()));
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UnloadPage(page);
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}
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FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
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ASSERT_TRUE(output_doc);
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EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "1,2,3,4", 0));
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ASSERT_EQ(4, FPDF_GetPageCount(output_doc));
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for (size_t i = 0; i < 4; ++i) {
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FPDF_PAGE page = FPDF_LoadPage(output_doc, i);
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ASSERT_TRUE(page);
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ScopedFPDFBitmap bitmap = RenderPage(page);
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ASSERT_EQ(200, FPDFBitmap_GetWidth(bitmap.get()));
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ASSERT_EQ(200, FPDFBitmap_GetHeight(bitmap.get()));
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ASSERT_EQ(800, FPDFBitmap_GetStride(bitmap.get()));
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EXPECT_EQ(kHashes[i], HashBitmap(bitmap.get()));
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FPDF_ClosePage(page);
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}
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FPDF_CloseDocument(output_doc);
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}
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TEST_F(FPDFPPOEmbedderTest, ImportWithZeroLengthStream) {
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EXPECT_TRUE(OpenDocument("zero_length_stream.pdf"));
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FPDF_PAGE page = LoadPage(0);
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ASSERT_TRUE(page);
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ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
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ASSERT_EQ(200, FPDFBitmap_GetWidth(bitmap.get()));
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ASSERT_EQ(200, FPDFBitmap_GetHeight(bitmap.get()));
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ASSERT_EQ(800, FPDFBitmap_GetStride(bitmap.get()));
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std::string digest = HashBitmap(bitmap.get());
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UnloadPage(page);
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FPDF_DOCUMENT new_doc = FPDF_CreateNewDocument();
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EXPECT_TRUE(new_doc);
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EXPECT_TRUE(FPDF_ImportPages(new_doc, document(), "1", 0));
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EXPECT_EQ(1, FPDF_GetPageCount(new_doc));
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FPDF_PAGE new_page = FPDF_LoadPage(new_doc, 0);
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ASSERT_NE(nullptr, new_page);
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ScopedFPDFBitmap new_bitmap = RenderPage(new_page);
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ASSERT_EQ(200, FPDFBitmap_GetWidth(new_bitmap.get()));
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ASSERT_EQ(200, FPDFBitmap_GetHeight(new_bitmap.get()));
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ASSERT_EQ(800, FPDFBitmap_GetStride(new_bitmap.get()));
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EXPECT_EQ(digest, HashBitmap(new_bitmap.get()));
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FPDF_ClosePage(new_page);
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FPDF_CloseDocument(new_doc);
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}
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