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// 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 "core/fxcrt/fx_string.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/gmock/include/gmock/gmock-matchers.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/test_support.h"
class FPDFSaveEmbedderTest : public EmbedderTest {};
TEST_F(FPDFSaveEmbedderTest, SaveSimpleDoc) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
EXPECT_THAT(GetString(), testing::StartsWith("%PDF-1.7\r\n"));
EXPECT_EQ(805u, GetString().length());
}
TEST_F(FPDFSaveEmbedderTest, SaveSimpleDocWithVersion) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(FPDF_SaveWithVersion(document(), this, 0, 14));
EXPECT_THAT(GetString(), testing::StartsWith("%PDF-1.4\r\n"));
EXPECT_EQ(805u, GetString().length());
}
TEST_F(FPDFSaveEmbedderTest, SaveSimpleDocWithBadVersion) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(FPDF_SaveWithVersion(document(), this, 0, -1));
EXPECT_THAT(GetString(), testing::StartsWith("%PDF-1.7\r\n"));
ClearString();
EXPECT_TRUE(FPDF_SaveWithVersion(document(), this, 0, 0));
EXPECT_THAT(GetString(), testing::StartsWith("%PDF-1.7\r\n"));
ClearString();
EXPECT_TRUE(FPDF_SaveWithVersion(document(), this, 0, 18));
EXPECT_THAT(GetString(), testing::StartsWith("%PDF-1.7\r\n"));
}
TEST_F(FPDFSaveEmbedderTest, SaveCopiedDoc) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
FPDF_DOCUMENT output_doc = FPDF_CreateNewDocument();
EXPECT_TRUE(output_doc);
EXPECT_TRUE(FPDF_ImportPages(output_doc, document(), "1", 0));
EXPECT_TRUE(FPDF_SaveAsCopy(output_doc, this, 0));
FPDF_CloseDocument(output_doc);
UnloadPage(page);
}
TEST_F(FPDFSaveEmbedderTest, SaveLinearizedDoc) {
const int kPageCount = 3;
std::string original_md5[kPageCount];
EXPECT_TRUE(OpenDocument("linearized.pdf"));
for (int i = 0; i < kPageCount; ++i) {
FPDF_PAGE page = LoadPage(i);
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderLoadedPage(page);
EXPECT_EQ(612, FPDFBitmap_GetWidth(bitmap.get()));
EXPECT_EQ(792, FPDFBitmap_GetHeight(bitmap.get()));
original_md5[i] = HashBitmap(bitmap.get());
UnloadPage(page);
}
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
EXPECT_THAT(GetString(), testing::StartsWith("%PDF-1.6\r\n"));
EXPECT_THAT(GetString(), testing::HasSubstr("/Root "));
EXPECT_THAT(GetString(), testing::HasSubstr("/Info "));
EXPECT_EQ(8219u, GetString().length());
// Make sure new document renders the same as the old one.
EXPECT_TRUE(OpenSavedDocument(nullptr));
for (int i = 0; i < kPageCount; ++i) {
FPDF_PAGE page = LoadSavedPage(i);
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderSavedPage(page);
EXPECT_EQ(original_md5[i], HashBitmap(bitmap.get()));
CloseSavedPage(page);
}
CloseSavedDocument();
}
TEST_F(FPDFSaveEmbedderTest, BUG_342) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
EXPECT_THAT(GetString(), testing::HasSubstr("0000000000 65535 f\r\n"));
EXPECT_THAT(GetString(),
testing::Not(testing::HasSubstr("0000000000 65536 f\r\n")));
}
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