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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 "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, public TestSaver {};
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"
"<</Contents 5 0 R /MediaBox\\[ 0 0 640 480\\]"
"/Parent 2 0 R /Resources<<>>/Rotate 0/Type/Page"
">>\r\n"
"endobj\r\n"
"5 0 obj\r\n"
"<</Filter/FlateDecode/Length 8>>stream\r\n"
// Character '_' is matching '\0' (see comment below).
"x\x9C\x3____\x1\r\n"
"endstream\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"
"0000000301 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"
"379\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);
EXPECT_TRUE(FPDFPage_GenerateContent(page));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
// The MatchesRegexp doesn't support embedded NUL ('\0') characters. They are
// replaced by '_' for the purpose of the test.
std::string result = GetString();
std::replace(result.begin(), result.end(), '\0', '_');
EXPECT_THAT(result, testing::MatchesRegex(
std::string(kExpectedPDF, sizeof(kExpectedPDF))));
FPDF_ClosePage(page);
}
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