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// Copyright 2015 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/fpdf_doc.h"
#include "public/fpdf_edit.h"
#include "public/fpdfview.h"
#include "testing/embedder_test.h"
#include "testing/fx_string_testhelpers.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/test_support.h"
class FPDFDocEmbeddertest : public EmbedderTest {};
TEST_F(FPDFDocEmbeddertest, DestGetPageIndex) {
EXPECT_TRUE(OpenDocument("named_dests.pdf"));
// NULL FPDF_DEST case.
EXPECT_EQ(0U, FPDFDest_GetPageIndex(document(), nullptr));
// Page number directly in item from Dests NameTree.
FPDF_DEST dest = FPDF_GetNamedDestByName(document(), "First");
EXPECT_TRUE(dest);
EXPECT_EQ(1U, FPDFDest_GetPageIndex(document(), dest));
// Page number via object reference in item from Dests NameTree.
dest = FPDF_GetNamedDestByName(document(), "Next");
EXPECT_TRUE(dest);
EXPECT_EQ(1U, FPDFDest_GetPageIndex(document(), dest));
// Page number directly in item from Dests dictionary.
dest = FPDF_GetNamedDestByName(document(), "FirstAlternate");
EXPECT_TRUE(dest);
EXPECT_EQ(11U, FPDFDest_GetPageIndex(document(), dest));
// Invalid object reference in item from Dests NameTree.
dest = FPDF_GetNamedDestByName(document(), "LastAlternate");
EXPECT_TRUE(dest);
EXPECT_EQ(0U, FPDFDest_GetPageIndex(document(), dest));
}
TEST_F(FPDFDocEmbeddertest, DestGetLocationInPage) {
EXPECT_TRUE(OpenDocument("named_dests.pdf"));
// NULL FPDF_DEST case.
EXPECT_EQ(0U, FPDFDest_GetPageIndex(document(), nullptr));
FPDF_DEST dest = FPDF_GetNamedDestByName(document(), "First");
EXPECT_TRUE(dest);
FPDF_BOOL hasX;
FPDF_BOOL hasY;
FPDF_BOOL hasZoom;
FS_FLOAT x;
FS_FLOAT y;
FS_FLOAT zoom;
EXPECT_TRUE(
FPDFDest_GetLocationInPage(dest, &hasX, &hasY, &hasZoom, &x, &y, &zoom));
EXPECT_TRUE(hasX);
EXPECT_TRUE(hasY);
EXPECT_TRUE(hasZoom);
EXPECT_EQ(0, x);
EXPECT_EQ(0, y);
EXPECT_EQ(1, zoom);
}
TEST_F(FPDFDocEmbeddertest, ActionGetFilePath) {
EXPECT_TRUE(OpenDocument("launch_action.pdf"));
FPDF_PAGE page = FPDF_LoadPage(document(), 0);
ASSERT_TRUE(page);
// The target action is nearly the size of the whole page.
FPDF_LINK link = FPDFLink_GetLinkAtPoint(page, 100, 100);
ASSERT_TRUE(link);
FPDF_ACTION action = FPDFLink_GetAction(link);
ASSERT_TRUE(action);
const char kExpectedResult[] = "test.pdf";
const unsigned long kExpectedLength = sizeof(kExpectedResult);
unsigned long bufsize = FPDFAction_GetFilePath(action, nullptr, 0);
ASSERT_EQ(kExpectedLength, bufsize);
char buf[kExpectedLength];
EXPECT_EQ(bufsize, FPDFAction_GetFilePath(action, buf, bufsize));
EXPECT_EQ(std::string(kExpectedResult), std::string(buf));
FPDF_ClosePage(page);
}
TEST_F(FPDFDocEmbeddertest, NoBookmarks) {
// Open a file with no bookmarks.
EXPECT_TRUE(OpenDocument("named_dests.pdf"));
// The non-existent top-level bookmark has no title.
unsigned short buf[128];
EXPECT_EQ(0u, FPDFBookmark_GetTitle(nullptr, buf, sizeof(buf)));
// The non-existent top-level bookmark has no children.
EXPECT_EQ(nullptr, FPDFBookmark_GetFirstChild(document(), nullptr));
}
TEST_F(FPDFDocEmbeddertest, Bookmarks) {
// Open a file with two bookmarks.
EXPECT_TRUE(OpenDocument("bookmarks.pdf"));
// The existent top-level bookmark has no title.
unsigned short buf[128];
EXPECT_EQ(0u, FPDFBookmark_GetTitle(nullptr, buf, sizeof(buf)));
FPDF_BOOKMARK child = FPDFBookmark_GetFirstChild(document(), nullptr);
EXPECT_TRUE(child);
EXPECT_EQ(34u, FPDFBookmark_GetTitle(child, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(L"A Good Beginning"),
CFX_WideString::FromUTF16LE(buf, 16));
EXPECT_EQ(nullptr, FPDFBookmark_GetFirstChild(document(), child));
FPDF_BOOKMARK sibling = FPDFBookmark_GetNextSibling(document(), child);
EXPECT_TRUE(sibling);
EXPECT_EQ(28u, FPDFBookmark_GetTitle(sibling, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(L"A Good Ending"),
CFX_WideString::FromUTF16LE(buf, 13));
EXPECT_EQ(nullptr, FPDFBookmark_GetNextSibling(document(), sibling));
}
TEST_F(FPDFDocEmbeddertest, FindBookmarks) {
// Open a file with two bookmarks.
EXPECT_TRUE(OpenDocument("bookmarks.pdf"));
// Find the first one, based on its known title.
std::unique_ptr<unsigned short, pdfium::FreeDeleter> title =
GetFPDFWideString(L"A Good Beginning");
FPDF_BOOKMARK child = FPDFBookmark_Find(document(), title.get());
EXPECT_TRUE(child);
// Check that the string matches.
unsigned short buf[128];
EXPECT_EQ(34u, FPDFBookmark_GetTitle(child, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(L"A Good Beginning"),
CFX_WideString::FromUTF16LE(buf, 16));
// Check that it is them same as the one returned by GetFirstChild.
EXPECT_EQ(child, FPDFBookmark_GetFirstChild(document(), nullptr));
// Try to find one using a non-existent title.
std::unique_ptr<unsigned short, pdfium::FreeDeleter> bad_title =
GetFPDFWideString(L"A BAD Beginning");
EXPECT_EQ(nullptr, FPDFBookmark_Find(document(), bad_title.get()));
}
// Check circular bookmarks will not cause infinite loop.
TEST_F(FPDFDocEmbeddertest, FindBookmarks_bug420) {
// Open a file with circular bookmarks.
EXPECT_TRUE(OpenDocument("bookmarks_circular.pdf"));
// Try to find a title.
std::unique_ptr<unsigned short, pdfium::FreeDeleter> title =
GetFPDFWideString(L"anything");
EXPECT_EQ(nullptr, FPDFBookmark_Find(document(), title.get()));
}
TEST_F(FPDFDocEmbeddertest, DeletePage) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_EQ(1, FPDF_GetPageCount(document()));
FPDFPage_Delete(document(), 0);
EXPECT_EQ(0, FPDF_GetPageCount(document()));
}
TEST_F(FPDFDocEmbeddertest, NoPageLabels) {
EXPECT_TRUE(OpenDocument("about_blank.pdf"));
EXPECT_EQ(1, FPDF_GetPageCount(document()));
ASSERT_EQ(0u, FPDF_GetPagelLabel(document(), 0, nullptr, 0));
}
TEST_F(FPDFDocEmbeddertest, GetPageLabels) {
EXPECT_TRUE(OpenDocument("page_labels.pdf"));
EXPECT_EQ(7, FPDF_GetPageCount(document()));
unsigned short buf[128];
EXPECT_EQ(0u, FPDF_GetPagelLabel(document(), -2, buf, sizeof(buf)));
EXPECT_EQ(0u, FPDF_GetPagelLabel(document(), -1, buf, sizeof(buf)));
const FX_WCHAR kExpectedPageLabel0[] = L"i";
ASSERT_EQ(4u, FPDF_GetPagelLabel(document(), 0, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(kExpectedPageLabel0),
CFX_WideString::FromUTF16LE(buf, FXSYS_len(kExpectedPageLabel0)));
const FX_WCHAR kExpectedPageLabel1[] = L"ii";
ASSERT_EQ(6u, FPDF_GetPagelLabel(document(), 1, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(kExpectedPageLabel1),
CFX_WideString::FromUTF16LE(buf, FXSYS_len(kExpectedPageLabel1)));
const FX_WCHAR kExpectedPageLabel2[] = L"1";
ASSERT_EQ(4u, FPDF_GetPagelLabel(document(), 2, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(kExpectedPageLabel2),
CFX_WideString::FromUTF16LE(buf, FXSYS_len(kExpectedPageLabel2)));
const FX_WCHAR kExpectedPageLabel3[] = L"2";
ASSERT_EQ(4u, FPDF_GetPagelLabel(document(), 3, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(kExpectedPageLabel3),
CFX_WideString::FromUTF16LE(buf, FXSYS_len(kExpectedPageLabel3)));
const FX_WCHAR kExpectedPageLabel4[] = L"zzA";
ASSERT_EQ(8u, FPDF_GetPagelLabel(document(), 4, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(kExpectedPageLabel4),
CFX_WideString::FromUTF16LE(buf, FXSYS_len(kExpectedPageLabel4)));
const FX_WCHAR kExpectedPageLabel5[] = L"zzB";
ASSERT_EQ(8u, FPDF_GetPagelLabel(document(), 5, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(kExpectedPageLabel5),
CFX_WideString::FromUTF16LE(buf, FXSYS_len(kExpectedPageLabel5)));
const FX_WCHAR kExpectedPageLabel6[] = L"";
ASSERT_EQ(2u, FPDF_GetPagelLabel(document(), 6, buf, sizeof(buf)));
EXPECT_EQ(CFX_WideString(kExpectedPageLabel6),
CFX_WideString::FromUTF16LE(buf, FXSYS_len(kExpectedPageLabel6)));
ASSERT_EQ(0u, FPDF_GetPagelLabel(document(), 7, buf, sizeof(buf)));
ASSERT_EQ(0u, FPDF_GetPagelLabel(document(), 8, buf, sizeof(buf)));
}
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