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