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// Copyright 2016 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "build/build_config.h"
#include "core/fxge/cfx_defaultrenderdevice.h"
#include "public/fpdf_flatten.h"
#include "public/fpdfview.h"
#include "testing/embedder_test.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class FPDFFlattenEmbedderTest : public EmbedderTest {};
} // namespace
TEST_F(FPDFFlattenEmbedderTest, FlatNothing) {
ASSERT_TRUE(OpenDocument("hello_world.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
EXPECT_EQ(FLATTEN_NOTHINGTODO, FPDFPage_Flatten(page, FLAT_NORMALDISPLAY));
UnloadPage(page);
}
TEST_F(FPDFFlattenEmbedderTest, FlatNormal) {
ASSERT_TRUE(OpenDocument("annotiter.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
EXPECT_EQ(FLATTEN_SUCCESS, FPDFPage_Flatten(page, FLAT_NORMALDISPLAY));
UnloadPage(page);
}
TEST_F(FPDFFlattenEmbedderTest, FlatPrint) {
ASSERT_TRUE(OpenDocument("annotiter.pdf"));
FPDF_PAGE page = LoadPage(0);
EXPECT_TRUE(page);
EXPECT_EQ(FLATTEN_SUCCESS, FPDFPage_Flatten(page, FLAT_PRINT));
UnloadPage(page);
}
TEST_F(FPDFFlattenEmbedderTest, BUG_861842) {
const char* checkbox_checksum = []() {
if (CFX_DefaultRenderDevice::SkiaIsDefaultRenderer())
return "252fd5f2299cc16e5a07565df7c30565";
#if BUILDFLAG(IS_APPLE)
return "6aafcb2d98da222964bcdbf5aa1f4f1f";
#else
return "594265790b81df2d93120d33b72a6ada";
#endif
}();
ASSERT_TRUE(OpenDocument("bug_861842.pdf"));
FPDF_PAGE page = LoadPage(0);
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT);
CompareBitmap(bitmap.get(), 100, 120, checkbox_checksum);
EXPECT_EQ(FLATTEN_SUCCESS, FPDFPage_Flatten(page, FLAT_PRINT));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
UnloadPage(page);
// TODO(crbug.com/861842): This should not render blank.
static constexpr char kBlankPageHash[] = "48400809c3862dae64b0cd00d51057a4";
VerifySavedDocument(100, 120, kBlankPageHash);
}
TEST_F(FPDFFlattenEmbedderTest, BUG_889099) {
const char* page_checksum = []() {
if (CFX_DefaultRenderDevice::SkiaIsDefaultRenderer())
return "73678f308625e22f31940e9f732b68bf";
#if BUILDFLAG(IS_APPLE)
return "049ed3f1e21fc72f929af3410c64bc8f";
#else
return "3db87245e3f4e37f4cb18654bbe22d97";
#endif
}();
const char* flattened_page_checksum = []() {
#if BUILDFLAG(IS_APPLE)
if (!CFX_DefaultRenderDevice::SkiaIsDefaultRenderer())
return "41debc60cf2a8f74c710ec6082d77b18";
#endif
return "0832157462ea70fbbf053e14b1d6457f";
}();
ASSERT_TRUE(OpenDocument("bug_889099.pdf"));
FPDF_PAGE page = LoadPage(0);
ASSERT_TRUE(page);
// The original document has a malformed media box; the height is -400.
ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT);
CompareBitmap(bitmap.get(), 300, 400, page_checksum);
EXPECT_EQ(FLATTEN_SUCCESS, FPDFPage_Flatten(page, FLAT_PRINT));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
UnloadPage(page);
VerifySavedDocument(300, 400, flattened_page_checksum);
}
TEST_F(FPDFFlattenEmbedderTest, BUG_890322) {
const char* checksum = []() {
if (CFX_DefaultRenderDevice::SkiaIsDefaultRenderer())
return "793689536cf64fe792c2f241888c0cf3";
return "6c674642154408e877d88c6c082d67e9";
}();
ASSERT_TRUE(OpenDocument("bug_890322.pdf"));
FPDF_PAGE page = LoadPage(0);
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT);
CompareBitmap(bitmap.get(), 200, 200, checksum);
EXPECT_EQ(FLATTEN_SUCCESS, FPDFPage_Flatten(page, FLAT_PRINT));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
UnloadPage(page);
VerifySavedDocument(200, 200, checksum);
}
TEST_F(FPDFFlattenEmbedderTest, BUG_896366) {
const char* checksum = []() {
if (CFX_DefaultRenderDevice::SkiaIsDefaultRenderer())
return "c3cccfadc4c5249e6aa0675e511fa4c3";
return "f71ab085c52c8445ae785eca3ec858b1";
}();
ASSERT_TRUE(OpenDocument("bug_896366.pdf"));
FPDF_PAGE page = LoadPage(0);
ASSERT_TRUE(page);
ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT);
CompareBitmap(bitmap.get(), 612, 792, checksum);
EXPECT_EQ(FLATTEN_SUCCESS, FPDFPage_Flatten(page, FLAT_PRINT));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
UnloadPage(page);
VerifySavedDocument(612, 792, checksum);
}