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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 <string.h>
#include "core/include/fxcrt/fx_string.h"
#include "public/fpdf_save.h"
#include "public/fpdfview.h"
#include "testing/embedder_test.h"
#include "testing/fx_string_testhelpers.h"
#include "testing/gtest/include/gtest/gtest.h"
class FPDFSaveEmbedderTest : public EmbedderTest, public FPDF_FILEWRITE {
public:
FPDFSaveEmbedderTest() {
FPDF_FILEWRITE::version = 1;
FPDF_FILEWRITE::WriteBlock = WriteBlockCallback;
}
bool SaveDocumentToString() {
m_String.clear();
return FPDF_SaveAsCopy(document(), this, 0);
}
bool SaveDocumentWithVersionToString(int version) {
m_String.clear();
return FPDF_SaveWithVersion(document(), this, 0, version);
}
const std::string& GetString() const { return m_String; }
private:
static int WriteBlockCallback(FPDF_FILEWRITE* pFileWrite,
const void* data,
unsigned long size) {
FPDFSaveEmbedderTest* pThis =
static_cast<FPDFSaveEmbedderTest*>(pFileWrite);
pThis->m_String.append(static_cast<const char*>(data), size);
return 1;
}
std::string m_String;
};
TEST_F(FPDFSaveEmbedderTest, SaveSimpleDoc) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(SaveDocumentToString());
EXPECT_EQ("%PDF-1.7\r\n", GetString().substr(0, 10));
EXPECT_EQ(843, GetString().length());
}
TEST_F(FPDFSaveEmbedderTest, SaveSimpleDocWithVersion) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(SaveDocumentWithVersionToString(14));
EXPECT_EQ("%PDF-1.4\r\n", GetString().substr(0, 10));
EXPECT_EQ(843, GetString().length());
}
TEST_F(FPDFSaveEmbedderTest, SaveSimpleDocWithBadVersion) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(SaveDocumentWithVersionToString(-1));
EXPECT_EQ("%PDF-1.7\r\n", GetString().substr(0, 10));
EXPECT_TRUE(SaveDocumentWithVersionToString(0));
EXPECT_EQ("%PDF-1.7\r\n", GetString().substr(0, 10));
EXPECT_TRUE(SaveDocumentWithVersionToString(18));
EXPECT_EQ("%PDF-1.7\r\n", GetString().substr(0, 10));
}
TEST_F(FPDFSaveEmbedderTest, BUG_342) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(SaveDocumentToString());
EXPECT_EQ(std::string::npos, GetString().find("0000000000 65536 f\r\n"));
EXPECT_NE(std::string::npos, GetString().find("0000000000 65535 f\r\n"));
}
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