// 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 <cmath>
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#include <limits>
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#include <string>
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#include "fpdfsdk/fpdfview_c_api_test.h"
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#include "public/fpdfview.h"
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#include "testing/embedder_test.h"
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#include "testing/gtest/include/gtest/gtest.h"
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#include "testing/utils/path_service.h"
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namespace {
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class MockDownloadHints : public FX_DOWNLOADHINTS {
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public:
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static void SAddSegment(FX_DOWNLOADHINTS* pThis, size_t offset, size_t size) {
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}
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MockDownloadHints() {
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FX_DOWNLOADHINTS::version = 1;
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FX_DOWNLOADHINTS::AddSegment = SAddSegment;
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}
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~MockDownloadHints() {}
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};
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} // namespace
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TEST(fpdf, CApiTest) {
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EXPECT_TRUE(CheckPDFiumCApi());
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}
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class FPDFViewEmbeddertest : public EmbedderTest {
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protected:
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void TestRenderPageBitmapWithMatrix(FPDF_PAGE page,
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const int bitmap_width,
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const int bitmap_height,
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const FS_MATRIX& matrix,
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const FS_RECTF& rect,
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const char* expected_md5);
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};
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TEST_F(FPDFViewEmbeddertest, Document) {
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EXPECT_TRUE(OpenDocument("about_blank.pdf"));
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EXPECT_EQ(1, GetPageCount());
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EXPECT_EQ(0, GetFirstPageNum());
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int version;
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EXPECT_TRUE(FPDF_GetFileVersion(document(), &version));
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EXPECT_EQ(14, version);
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EXPECT_EQ(0xFFFFFFFF, FPDF_GetDocPermissions(document()));
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EXPECT_EQ(-1, FPDF_GetSecurityHandlerRevision(document()));
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}
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TEST_F(FPDFViewEmbeddertest, LoadNonexistentDocument) {
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FPDF_DOCUMENT doc = FPDF_LoadDocument("nonexistent_document.pdf", "");
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ASSERT_FALSE(doc);
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EXPECT_EQ(static_cast<int>(FPDF_GetLastError()), FPDF_ERR_FILE);
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}
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// See bug 465.
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TEST_F(FPDFViewEmbeddertest, EmptyDocument) {
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EXPECT_TRUE(CreateEmptyDocument());
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{
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int version = 42;
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EXPECT_FALSE(FPDF_GetFileVersion(document(), &version));
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EXPECT_EQ(0, version);
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}
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{
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#ifndef PDF_ENABLE_XFA
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const unsigned long kExpected = 0;
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#else
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const unsigned long kExpected = static_cast<uint32_t>(-1);
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#endif
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EXPECT_EQ(kExpected, FPDF_GetDocPermissions(document()));
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}
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EXPECT_EQ(-1, FPDF_GetSecurityHandlerRevision(document()));
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EXPECT_EQ(0, FPDF_GetPageCount(document()));
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EXPECT_TRUE(FPDF_VIEWERREF_GetPrintScaling(document()));
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EXPECT_EQ(1, FPDF_VIEWERREF_GetNumCopies(document()));
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EXPECT_EQ(DuplexUndefined, FPDF_VIEWERREF_GetDuplex(document()));
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char buf[100];
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EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", nullptr, 0));
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EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", buf, sizeof(buf)));
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EXPECT_EQ(0u, FPDF_CountNamedDests(document()));
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}
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TEST_F(FPDFViewEmbeddertest, LinearizedDocument) {
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EXPECT_TRUE(OpenDocumentLinearized("feature_linearized_loading.pdf"));
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int version;
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EXPECT_TRUE(FPDF_GetFileVersion(document(), &version));
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EXPECT_EQ(16, version);
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}
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TEST_F(FPDFViewEmbeddertest, Page) {
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EXPECT_TRUE(OpenDocument("about_blank.pdf"));
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FPDF_PAGE page = LoadPage(0);
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EXPECT_NE(nullptr, page);
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EXPECT_EQ(612.0, FPDF_GetPageWidth(page));
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EXPECT_EQ(792.0, FPDF_GetPageHeight(page));
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FS_RECTF rect;
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EXPECT_TRUE(FPDF_GetPageBoundingBox(page, &rect));
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EXPECT_EQ(0.0, rect.left);
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EXPECT_EQ(0.0, rect.bottom);
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EXPECT_EQ(612.0, rect.right);
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EXPECT_EQ(792.0, rect.top);
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UnloadPage(page);
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EXPECT_EQ(nullptr, LoadPage(1));
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}
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TEST_F(FPDFViewEmbeddertest, ViewerRefDummy) {
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EXPECT_TRUE(OpenDocument("about_blank.pdf"));
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EXPECT_TRUE(FPDF_VIEWERREF_GetPrintScaling(document()));
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EXPECT_EQ(1, FPDF_VIEWERREF_GetNumCopies(document()));
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EXPECT_EQ(DuplexUndefined, FPDF_VIEWERREF_GetDuplex(document()));
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char buf[100];
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EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", nullptr, 0));
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EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", buf, sizeof(buf)));
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}
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TEST_F(FPDFViewEmbeddertest, ViewerRef) {
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EXPECT_TRUE(OpenDocument("viewer_ref.pdf"));
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EXPECT_TRUE(FPDF_VIEWERREF_GetPrintScaling(document()));
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EXPECT_EQ(5, FPDF_VIEWERREF_GetNumCopies(document()));
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EXPECT_EQ(DuplexUndefined, FPDF_VIEWERREF_GetDuplex(document()));
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// Test some corner cases.
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char buf[100];
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EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "", buf, sizeof(buf)));
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EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", nullptr, 0));
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EXPECT_EQ(0U, FPDF_VIEWERREF_GetName(document(), "foo", buf, sizeof(buf)));
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// Make sure |buf| does not get written into when it appears to be too small.
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// NOLINTNEXTLINE(runtime/printf)
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strcpy(buf, "ABCD");
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EXPECT_EQ(4U, FPDF_VIEWERREF_GetName(document(), "Foo", buf, 1));
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EXPECT_STREQ("ABCD", buf);
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// Note "Foo" is a different key from "foo".
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EXPECT_EQ(4U,
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FPDF_VIEWERREF_GetName(document(), "Foo", nullptr, sizeof(buf)));
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ASSERT_EQ(4U, FPDF_VIEWERREF_GetName(document(), "Foo", buf, sizeof(buf)));
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EXPECT_STREQ("foo", buf);
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// Try to retrieve a boolean and an integer.
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EXPECT_EQ(
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0U, FPDF_VIEWERREF_GetName(document(), "HideToolbar", buf, sizeof(buf)));
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EXPECT_EQ(0U,
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FPDF_VIEWERREF_GetName(document(), "NumCopies", buf, sizeof(buf)));
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// Try more valid cases.
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ASSERT_EQ(4U,
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FPDF_VIEWERREF_GetName(document(), "Direction", buf, sizeof(buf)));
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EXPECT_STREQ("R2L", buf);
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ASSERT_EQ(8U,
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FPDF_VIEWERREF_GetName(document(), "ViewArea", buf, sizeof(buf)));
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EXPECT_STREQ("CropBox", buf);
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}
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TEST_F(FPDFViewEmbeddertest, NamedDests) {
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EXPECT_TRUE(OpenDocument("named_dests.pdf"));
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long buffer_size;
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char fixed_buffer[512];
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FPDF_DEST dest;
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// Query the size of the first item.
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buffer_size = 2000000; // Absurdly large, check not used for this case.
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dest = FPDF_GetNamedDest(document(), 0, nullptr, &buffer_size);
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EXPECT_NE(nullptr, dest);
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EXPECT_EQ(12, buffer_size);
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// Try to retrieve the first item with too small a buffer.
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buffer_size = 10;
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dest = FPDF_GetNamedDest(document(), 0, fixed_buffer, &buffer_size);
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EXPECT_NE(nullptr, dest);
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EXPECT_EQ(-1, buffer_size);
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// Try to retrieve the first item with correctly sized buffer. Item is
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// taken from Dests NameTree in named_dests.pdf.
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buffer_size = 12;
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dest = FPDF_GetNamedDest(document(), 0, fixed_buffer, &buffer_size);
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EXPECT_NE(nullptr, dest);
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EXPECT_EQ(12, buffer_size);
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EXPECT_EQ(std::string("F\0i\0r\0s\0t\0\0\0", 12),
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std::string(fixed_buffer, buffer_size));
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// Try to retrieve the second item with ample buffer. Item is taken
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// from Dests NameTree but has a sub-dictionary in named_dests.pdf.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), 1, fixed_buffer, &buffer_size);
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EXPECT_NE(nullptr, dest);
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EXPECT_EQ(10, buffer_size);
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EXPECT_EQ(std::string("N\0e\0x\0t\0\0\0", 10),
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std::string(fixed_buffer, buffer_size));
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// Try to retrieve third item with ample buffer. Item is taken
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// from Dests NameTree but has a bad sub-dictionary in named_dests.pdf.
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// in named_dests.pdf).
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), 2, fixed_buffer, &buffer_size);
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EXPECT_EQ(nullptr, dest);
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EXPECT_EQ(sizeof(fixed_buffer),
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static_cast<size_t>(buffer_size)); // unmodified.
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// Try to retrieve the forth item with ample buffer. Item is taken
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// from Dests NameTree but has a vale of the wrong type in named_dests.pdf.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), 3, fixed_buffer, &buffer_size);
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EXPECT_EQ(nullptr, dest);
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EXPECT_EQ(sizeof(fixed_buffer),
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static_cast<size_t>(buffer_size)); // unmodified.
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// Try to retrieve fifth item with ample buffer. Item taken from the
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// old-style Dests dictionary object in named_dests.pdf.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), 4, fixed_buffer, &buffer_size);
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EXPECT_NE(nullptr, dest);
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EXPECT_EQ(30, buffer_size);
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EXPECT_EQ(std::string("F\0i\0r\0s\0t\0A\0l\0t\0e\0r\0n\0a\0t\0e\0\0\0", 30),
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std::string(fixed_buffer, buffer_size));
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// Try to retrieve sixth item with ample buffer. Item istaken from the
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// old-style Dests dictionary object but has a sub-dictionary in
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// named_dests.pdf.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), 5, fixed_buffer, &buffer_size);
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EXPECT_NE(nullptr, dest);
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EXPECT_EQ(28, buffer_size);
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EXPECT_EQ(std::string("L\0a\0s\0t\0A\0l\0t\0e\0r\0n\0a\0t\0e\0\0\0", 28),
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std::string(fixed_buffer, buffer_size));
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// Try to retrieve non-existent item with ample buffer.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), 6, fixed_buffer, &buffer_size);
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EXPECT_EQ(nullptr, dest);
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EXPECT_EQ(sizeof(fixed_buffer),
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static_cast<size_t>(buffer_size)); // unmodified.
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// Try to underflow/overflow the integer index.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), std::numeric_limits<int>::max(),
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fixed_buffer, &buffer_size);
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EXPECT_EQ(nullptr, dest);
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EXPECT_EQ(sizeof(fixed_buffer),
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static_cast<size_t>(buffer_size)); // unmodified.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), std::numeric_limits<int>::min(),
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fixed_buffer, &buffer_size);
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EXPECT_EQ(nullptr, dest);
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EXPECT_EQ(sizeof(fixed_buffer),
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static_cast<size_t>(buffer_size)); // unmodified.
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buffer_size = sizeof(fixed_buffer);
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dest = FPDF_GetNamedDest(document(), -1, fixed_buffer, &buffer_size);
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EXPECT_EQ(nullptr, dest);
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EXPECT_EQ(sizeof(fixed_buffer),
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static_cast<size_t>(buffer_size)); // unmodified.
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}
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TEST_F(FPDFViewEmbeddertest, NamedDestsByName) {
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EXPECT_TRUE(OpenDocument("named_dests.pdf"));
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// Null pointer returns nullptr.
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FPDF_DEST dest = FPDF_GetNamedDestByName(document(), nullptr);
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EXPECT_EQ(nullptr, dest);
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// Empty string returns nullptr.
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dest = FPDF_GetNamedDestByName(document(), "");
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EXPECT_EQ(nullptr, dest);
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// Item from Dests NameTree.
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dest = FPDF_GetNamedDestByName(document(), "First");
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EXPECT_NE(nullptr, dest);
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long ignore_len = 0;
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FPDF_DEST dest_by_index =
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FPDF_GetNamedDest(document(), 0, nullptr, &ignore_len);
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EXPECT_EQ(dest_by_index, dest);
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// Item from Dests dictionary.
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dest = FPDF_GetNamedDestByName(document(), "FirstAlternate");
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EXPECT_NE(nullptr, dest);
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ignore_len = 0;
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dest_by_index = FPDF_GetNamedDest(document(), 4, nullptr, &ignore_len);
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EXPECT_EQ(dest_by_index, dest);
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// Bad value type for item from Dests NameTree array.
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dest = FPDF_GetNamedDestByName(document(), "WrongType");
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EXPECT_EQ(nullptr, dest);
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// No such destination in either Dest NameTree or dictionary.
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dest = FPDF_GetNamedDestByName(document(), "Bogus");
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EXPECT_EQ(nullptr, dest);
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}
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// The following tests pass if the document opens without crashing.
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TEST_F(FPDFViewEmbeddertest, Crasher_113) {
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EXPECT_TRUE(OpenDocument("bug_113.pdf"));
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}
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TEST_F(FPDFViewEmbeddertest, Crasher_451830) {
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// Document is damaged and can't be opened.
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EXPECT_FALSE(OpenDocument("bug_451830.pdf"));
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}
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TEST_F(FPDFViewEmbeddertest, Crasher_452455) {
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EXPECT_TRUE(OpenDocument("bug_452455.pdf"));
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FPDF_PAGE page = LoadPage(0);
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EXPECT_NE(nullptr, page);
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UnloadPage(page);
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}
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TEST_F(FPDFViewEmbeddertest, Crasher_454695) {
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// Document is damaged and can't be opened.
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EXPECT_FALSE(OpenDocument("bug_454695.pdf"));
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}
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TEST_F(FPDFViewEmbeddertest, Crasher_572871) {
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EXPECT_TRUE(OpenDocument("bug_572871.pdf"));
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}
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// It tests that document can still be loaded even the trailer has no 'Size'
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// field if other information is right.
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TEST_F(FPDFViewEmbeddertest, Failed_213) {
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EXPECT_TRUE(OpenDocument("bug_213.pdf"));
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}
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// The following tests pass if the document opens without infinite looping.
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TEST_F(FPDFViewEmbeddertest, Hang_298) {
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EXPECT_FALSE(OpenDocument("bug_298.pdf"));
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}
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// Test if the document opens without infinite looping.
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// Previously this test will hang in a loop inside LoadAllCrossRefV4. After
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// the fix, LoadAllCrossRefV4 will return false after detecting a cross
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// reference loop. Cross references will be rebuilt successfully.
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TEST_F(FPDFViewEmbeddertest, CrossRefV4Loop) {
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EXPECT_TRUE(OpenDocument("bug_xrefv4_loop.pdf"));
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MockDownloadHints hints;
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// Make sure calling FPDFAvail_IsDocAvail() on this file does not infinite
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// loop either. See bug 875.
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int ret = PDF_DATA_NOTAVAIL;
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while (ret == PDF_DATA_NOTAVAIL)
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ret = FPDFAvail_IsDocAvail(avail_, &hints);
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EXPECT_EQ(PDF_DATA_AVAIL, ret);
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}
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// The test should pass when circular references to ParseIndirectObject will not
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// cause infinite loop.
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TEST_F(FPDFViewEmbeddertest, Hang_343) {
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EXPECT_FALSE(OpenDocument("bug_343.pdf"));
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}
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// The test should pass when the absence of 'Contents' field in a signature
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// dictionary will not cause an infinite loop in CPDF_SyntaxParser::GetObject().
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TEST_F(FPDFViewEmbeddertest, Hang_344) {
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EXPECT_FALSE(OpenDocument("bug_344.pdf"));
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}
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// The test should pass when there is no infinite recursion in
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// CPDF_SyntaxParser::GetString().
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TEST_F(FPDFViewEmbeddertest, Hang_355) {
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EXPECT_FALSE(OpenDocument("bug_355.pdf"));
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}
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// The test should pass even when the file has circular references to pages.
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TEST_F(FPDFViewEmbeddertest, Hang_360) {
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EXPECT_FALSE(OpenDocument("bug_360.pdf"));
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}
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void FPDFViewEmbeddertest::TestRenderPageBitmapWithMatrix(
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FPDF_PAGE page,
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const int bitmap_width,
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const int bitmap_height,
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const FS_MATRIX& matrix,
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const FS_RECTF& rect,
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const char* expected_md5) {
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FPDF_BITMAP bitmap = FPDFBitmap_Create(bitmap_width, bitmap_height, 0);
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FPDFBitmap_FillRect(bitmap, 0, 0, bitmap_width, bitmap_height, 0xFFFFFFFF);
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FPDF_RenderPageBitmapWithMatrix(bitmap, page, &matrix, &rect, 0);
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CompareBitmap(bitmap, bitmap_width, bitmap_height, expected_md5);
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FPDFBitmap_Destroy(bitmap);
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}
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TEST_F(FPDFViewEmbeddertest, FPDF_RenderPageBitmapWithMatrix) {
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const char kOriginalMD5[] = "0a90de37f52127619c3dfb642b5fa2fe";
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const char kClippedMD5[] = "a84cab93c102b9b9290fba3047ba702c";
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const char kTopLeftQuarterMD5[] = "f11a11137c8834389e31cf555a4a6979";
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const char kHoriStretchedMD5[] = "48ef9205941ed19691ccfa00d717187e";
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const char kRotated90ClockwiseMD5[] = "d8da2c7bf77521550d0f2752b9cf3482";
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const char kRotated180ClockwiseMD5[] = "0113386bb0bd45125bacc6dee78bfe78";
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const char kRotated270ClockwiseMD5[] = "a287e0f74ce203699cda89f9cc97a240";
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const char kMirrorHoriMD5[] = "6e8d7a6fde39d8e720fb9e620102918c";
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const char kMirrorVertMD5[] = "8f3a555ef9c0d5031831ae3715273707";
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const char kLargerTopLeftQuarterMD5[] = "172a2f4adafbadbe98017b1c025b9e27";
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const char kLargerMD5[] = "c806145641c3e6fc4e022c7065343749";
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const char kLargerClippedMD5[] = "091d3b1c7933c8f6945eb2cb41e588e9";
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const char kLargerRotatedMD5[] = "115f13353ebfc82ddb392d1f0059eb12";
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const char kLargerRotatedLandscapeMD5[] = "c901239d17d84ac84cb6f2124da71b0d";
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const char kLargerRotatedDiagonalMD5[] = "3d62417468bdaff0eb14391a0c30a3b1";
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const char kTileMD5[] = "0a190003c97220bf8877684c8d7e89cf";
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EXPECT_TRUE(OpenDocument("rectangles.pdf"));
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FPDF_PAGE page = LoadPage(0);
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EXPECT_NE(nullptr, page);
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const int page_width = static_cast<int>(FPDF_GetPageWidth(page));
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const int page_height = static_cast<int>(FPDF_GetPageHeight(page));
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EXPECT_EQ(200, page_width);
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EXPECT_EQ(300, page_height);
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FPDF_BITMAP bitmap = RenderPage(page);
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CompareBitmap(bitmap, page_width, page_height, kOriginalMD5);
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FPDFBitmap_Destroy(bitmap);
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FS_RECTF page_rect{0, 0, page_width, page_height};
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// Try rendering with an identity matrix. The output should be the same as
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// the RenderPage() output.
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FS_MATRIX identity_matrix{1, 0, 0, 1, 0, 0};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height, identity_matrix,
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page_rect, kOriginalMD5);
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// Again render with an identity matrix but with a smaller clipping rect.
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FS_RECTF middle_of_page_rect{page_width / 4, page_height / 4,
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page_width * 3 / 4, page_height * 3 / 4};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height, identity_matrix,
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middle_of_page_rect, kClippedMD5);
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// Now render again with the image scaled smaller.
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FS_MATRIX half_scale_matrix{0.5, 0, 0, 0.5, 0, 0};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height,
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half_scale_matrix, page_rect,
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kTopLeftQuarterMD5);
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// Now render again with the image scaled larger horizontally (the right half
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// will be clipped).
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FS_MATRIX stretch_x_matrix{2, 0, 0, 1, 0, 0};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height,
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stretch_x_matrix, page_rect,
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kHoriStretchedMD5);
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// Try a 90 degree rotation clockwise but with the same bitmap size, so part
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// will be clipped.
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FS_MATRIX rotate_90_matrix{0, 1, -1, 0, page_width, 0};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height,
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rotate_90_matrix, page_rect,
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kRotated90ClockwiseMD5);
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// 180 degree rotation clockwise.
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FS_MATRIX rotate_180_matrix{-1, 0, 0, -1, page_width, page_height};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height,
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rotate_180_matrix, page_rect,
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kRotated180ClockwiseMD5);
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// 270 degree rotation clockwise.
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FS_MATRIX rotate_270_matrix{0, -1, 1, 0, 0, page_width};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height,
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rotate_270_matrix, page_rect,
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kRotated270ClockwiseMD5);
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// Mirror horizontally.
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FS_MATRIX mirror_hori_matrix{-1, 0, 0, 1, page_width, 0};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height,
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mirror_hori_matrix, page_rect, kMirrorHoriMD5);
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// Mirror vertically.
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FS_MATRIX mirror_vert_matrix{1, 0, 0, -1, 0, page_height};
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TestRenderPageBitmapWithMatrix(page, page_width, page_height,
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mirror_vert_matrix, page_rect, kMirrorVertMD5);
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// Tests rendering to a larger bitmap
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const int bitmap_width = page_width * 2;
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const int bitmap_height = page_height * 2;
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// Render using an identity matrix and the whole bitmap area as clipping rect.
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FS_RECTF bitmap_rect{0, 0, bitmap_width, bitmap_height};
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TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height,
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identity_matrix, bitmap_rect,
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kLargerTopLeftQuarterMD5);
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// Render using a scaling matrix to fill the larger bitmap.
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FS_MATRIX double_scale_matrix{2, 0, 0, 2, 0, 0};
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TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height,
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double_scale_matrix, bitmap_rect, kLargerMD5);
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// Render the larger image again but with clipping.
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FS_RECTF middle_of_bitmap_rect{bitmap_width / 4, bitmap_height / 4,
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bitmap_width * 3 / 4, bitmap_height * 3 / 4};
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TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height,
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double_scale_matrix, middle_of_bitmap_rect,
|
kLargerClippedMD5);
|
|
// On the larger bitmap, try a 90 degree rotation but with the same bitmap
|
// size, so part will be clipped.
|
FS_MATRIX rotate_90_scale_2_matrix{0, 2, -2, 0, bitmap_width, 0};
|
TestRenderPageBitmapWithMatrix(page, bitmap_width, bitmap_height,
|
rotate_90_scale_2_matrix, bitmap_rect,
|
kLargerRotatedMD5);
|
|
// On the larger bitmap, apply 90 degree rotation to a bitmap with the
|
// appropriate dimensions.
|
const int landscape_bitmap_width = bitmap_height;
|
const int landscape_bitmap_height = bitmap_width;
|
FS_RECTF landscape_bitmap_rect{0, 0, landscape_bitmap_width,
|
landscape_bitmap_height};
|
FS_MATRIX landscape_rotate_90_scale_2_matrix{
|
0, 2, -2, 0, landscape_bitmap_width, 0};
|
TestRenderPageBitmapWithMatrix(
|
page, landscape_bitmap_width, landscape_bitmap_height,
|
landscape_rotate_90_scale_2_matrix, landscape_bitmap_rect,
|
kLargerRotatedLandscapeMD5);
|
|
// On the larger bitmap, apply 45 degree rotation to a bitmap with the
|
// appropriate dimensions.
|
const float sqrt2 = 1.41421356f;
|
const int diagonal_bitmap_size = ceil((bitmap_width + bitmap_height) / sqrt2);
|
FS_RECTF diagonal_bitmap_rect{0, 0, diagonal_bitmap_size,
|
diagonal_bitmap_size};
|
FS_MATRIX rotate_45_scale_2_matrix{
|
sqrt2, sqrt2, -sqrt2, sqrt2, bitmap_height / sqrt2, 0};
|
TestRenderPageBitmapWithMatrix(page, diagonal_bitmap_size,
|
diagonal_bitmap_size, rotate_45_scale_2_matrix,
|
diagonal_bitmap_rect,
|
kLargerRotatedDiagonalMD5);
|
|
// Render the (2, 1) tile of the page (third column, second row) when the page
|
// is divided in 50x50 pixel tiles. The tile is scaled by a factor of 7.
|
const float scale = 7.0;
|
const int tile_size = 50;
|
const int tile_x = 2;
|
const int tile_y = 1;
|
int tile_bitmap_size = scale * tile_size;
|
FS_RECTF tile_bitmap_rect{0, 0, tile_bitmap_size, tile_bitmap_size};
|
FS_MATRIX tile_2_1_matrix{scale,
|
0,
|
0,
|
scale,
|
-tile_x * tile_bitmap_size,
|
-tile_y * tile_bitmap_size};
|
TestRenderPageBitmapWithMatrix(page, tile_bitmap_size, tile_bitmap_size,
|
tile_2_1_matrix, tile_bitmap_rect, kTileMD5);
|
|
UnloadPage(page);
|
}
|
|
class UnSupRecordDelegate : public EmbedderTest::Delegate {
|
public:
|
UnSupRecordDelegate() : type_(-1) {}
|
~UnSupRecordDelegate() override {}
|
|
void UnsupportedHandler(int type) override { type_ = type; }
|
|
int type_;
|
};
|
|
TEST_F(FPDFViewEmbeddertest, UnSupportedOperations_NotFound) {
|
UnSupRecordDelegate delegate;
|
SetDelegate(&delegate);
|
ASSERT_TRUE(OpenDocument("hello_world.pdf"));
|
EXPECT_EQ(delegate.type_, -1);
|
SetDelegate(nullptr);
|
}
|
|
TEST_F(FPDFViewEmbeddertest, UnSupportedOperations_LoadCustomDocument) {
|
UnSupRecordDelegate delegate;
|
SetDelegate(&delegate);
|
ASSERT_TRUE(OpenDocument("unsupported_feature.pdf"));
|
EXPECT_EQ(FPDF_UNSP_DOC_PORTABLECOLLECTION, delegate.type_);
|
SetDelegate(nullptr);
|
}
|
|
TEST_F(FPDFViewEmbeddertest, UnSupportedOperations_LoadDocument) {
|
std::string file_path;
|
ASSERT_TRUE(
|
PathService::GetTestFilePath("unsupported_feature.pdf", &file_path));
|
|
UnSupRecordDelegate delegate;
|
SetDelegate(&delegate);
|
FPDF_DOCUMENT doc = FPDF_LoadDocument(file_path.c_str(), "");
|
EXPECT_TRUE(doc != nullptr);
|
EXPECT_EQ(FPDF_UNSP_DOC_PORTABLECOLLECTION, delegate.type_);
|
FPDF_CloseDocument(doc);
|
SetDelegate(nullptr);
|
}
|
