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-rw-r--r--fpdfsdk/fpdfppo_embeddertest.cpp8
-rw-r--r--fpdfsdk/fpdfsave_embeddertest.cpp35
-rw-r--r--testing/embedder_test.cpp23
-rw-r--r--testing/embedder_test.h5
-rw-r--r--testing/resources/linearized.pdfbin0 -> 11384 bytes
5 files changed, 54 insertions, 17 deletions
diff --git a/fpdfsdk/fpdfppo_embeddertest.cpp b/fpdfsdk/fpdfppo_embeddertest.cpp
index 1df677f66b..c642b71ac0 100644
--- a/fpdfsdk/fpdfppo_embeddertest.cpp
+++ b/fpdfsdk/fpdfppo_embeddertest.cpp
@@ -158,7 +158,7 @@ TEST_F(FPDFPPOEmbeddertest, BUG_750568) {
ASSERT_EQ(200, FPDFBitmap_GetHeight(bitmap));
ASSERT_EQ(800, FPDFBitmap_GetStride(bitmap));
- std::string digest = HashBitmap(bitmap, 200, 200);
+ std::string digest = HashBitmap(bitmap);
FPDFBitmap_Destroy(bitmap);
UnloadPage(page);
EXPECT_EQ(kHashes[i], digest);
@@ -177,7 +177,7 @@ TEST_F(FPDFPPOEmbeddertest, BUG_750568) {
ASSERT_EQ(200, FPDFBitmap_GetHeight(bitmap));
ASSERT_EQ(800, FPDFBitmap_GetStride(bitmap));
- std::string digest = HashBitmap(bitmap, 200, 200);
+ std::string digest = HashBitmap(bitmap);
FPDFBitmap_Destroy(bitmap);
FPDF_ClosePage(page);
EXPECT_EQ(kHashes[i], digest);
@@ -195,7 +195,7 @@ TEST_F(FPDFPPOEmbeddertest, ImportWithZeroLengthStream) {
ASSERT_EQ(200, FPDFBitmap_GetHeight(bitmap));
ASSERT_EQ(800, FPDFBitmap_GetStride(bitmap));
- std::string digest = HashBitmap(bitmap, 200, 200);
+ std::string digest = HashBitmap(bitmap);
FPDFBitmap_Destroy(bitmap);
FPDF_ClosePage(page);
@@ -211,7 +211,7 @@ TEST_F(FPDFPPOEmbeddertest, ImportWithZeroLengthStream) {
ASSERT_EQ(200, FPDFBitmap_GetHeight(new_bitmap));
ASSERT_EQ(800, FPDFBitmap_GetStride(new_bitmap));
- std::string new_digest = HashBitmap(new_bitmap, 200, 200);
+ std::string new_digest = HashBitmap(new_bitmap);
FPDFBitmap_Destroy(new_bitmap);
FPDF_ClosePage(new_page);
FPDF_CloseDocument(new_doc);
diff --git a/fpdfsdk/fpdfsave_embeddertest.cpp b/fpdfsdk/fpdfsave_embeddertest.cpp
index 54eb347302..3122be1b53 100644
--- a/fpdfsdk/fpdfsave_embeddertest.cpp
+++ b/fpdfsdk/fpdfsave_embeddertest.cpp
@@ -4,7 +4,7 @@
#include "public/fpdf_save.h"
-#include <string.h>
+#include <string>
#include "core/fxcrt/fx_string.h"
#include "public/fpdf_edit.h"
@@ -59,6 +59,39 @@ TEST_F(FPDFSaveEmbedderTest, SaveCopiedDoc) {
UnloadPage(page);
}
+TEST_F(FPDFSaveEmbedderTest, SaveLinearizedDoc) {
+ const int kPageCount = 3;
+ std::string original_md5[kPageCount];
+
+ EXPECT_TRUE(OpenDocument("linearized.pdf"));
+ for (int i = 0; i < kPageCount; ++i) {
+ FPDF_PAGE page = LoadPage(i);
+ FPDF_BITMAP bitmap = RenderPage(page);
+ EXPECT_EQ(612, FPDFBitmap_GetWidth(bitmap));
+ EXPECT_EQ(792, FPDFBitmap_GetHeight(bitmap));
+ original_md5[i] = HashBitmap(bitmap);
+ FPDFBitmap_Destroy(bitmap);
+ UnloadPage(page);
+ }
+
+ EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
+ EXPECT_THAT(GetString(), testing::StartsWith("%PDF-1.6\r\n"));
+ EXPECT_THAT(GetString(), testing::HasSubstr("/Root "));
+ EXPECT_THAT(GetString(), testing::HasSubstr("/Info "));
+ EXPECT_EQ(8219u, GetString().length());
+
+ // Make sure new document renders the same as the old one.
+ EXPECT_TRUE(OpenSavedDocument());
+ for (int i = 0; i < kPageCount; ++i) {
+ FPDF_PAGE page = LoadSavedPage(i);
+ FPDF_BITMAP bitmap = RenderSavedPage(page);
+ EXPECT_EQ(original_md5[i], HashBitmap(bitmap));
+ FPDFBitmap_Destroy(bitmap);
+ CloseSavedPage(page);
+ }
+ CloseSavedDocument();
+}
+
TEST_F(FPDFSaveEmbedderTest, BUG_342) {
EXPECT_TRUE(OpenDocument("hello_world.pdf"));
EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0));
diff --git a/testing/embedder_test.cpp b/testing/embedder_test.cpp
index 36ee08f85d..bb202bff1c 100644
--- a/testing/embedder_test.cpp
+++ b/testing/embedder_test.cpp
@@ -106,6 +106,8 @@ void EmbedderTest::SetUp() {
info->version = 1;
info->FSDK_UnSupport_Handler = UnsupportedHandlerTrampoline;
FSDK_SetUnSpObjProcessHandler(info);
+
+ m_SavedDocument = nullptr;
}
void EmbedderTest::TearDown() {
@@ -347,6 +349,10 @@ FPDF_PAGE EmbedderTest::LoadSavedPage(int page_number) {
return page;
}
+FPDF_BITMAP EmbedderTest::RenderSavedPage(FPDF_PAGE page) {
+ return RenderPageWithFlags(page, m_SavedForm, 0);
+}
+
void EmbedderTest::CloseSavedPage(FPDF_PAGE page) {
ASSERT(page);
FPDF_ClosePage(page);
@@ -424,14 +430,14 @@ FPDF_PAGE EmbedderTest::GetPageTrampoline(FPDF_FORMFILLINFO* info,
page_index);
}
-std::string EmbedderTest::HashBitmap(FPDF_BITMAP bitmap,
- int expected_width,
- int expected_height) {
+// static
+std::string EmbedderTest::HashBitmap(FPDF_BITMAP bitmap) {
uint8_t digest[16];
- CRYPT_MD5Generate(
- static_cast<uint8_t*>(FPDFBitmap_GetBuffer(bitmap)),
- expected_width * GetBitmapBytesPerPixel(bitmap) * expected_height,
- digest);
+ CRYPT_MD5Generate(static_cast<uint8_t*>(FPDFBitmap_GetBuffer(bitmap)),
+ FPDFBitmap_GetWidth(bitmap) *
+ GetBitmapBytesPerPixel(bitmap) *
+ FPDFBitmap_GetHeight(bitmap),
+ digest);
return CryptToBase16(digest);
}
@@ -452,8 +458,7 @@ void EmbedderTest::CompareBitmap(FPDF_BITMAP bitmap,
if (!expected_md5sum)
return;
- EXPECT_EQ(expected_md5sum,
- HashBitmap(bitmap, expected_width, expected_height));
+ EXPECT_EQ(expected_md5sum, HashBitmap(bitmap));
}
// static
diff --git a/testing/embedder_test.h b/testing/embedder_test.h
index df9e837f0f..7b6b40a818 100644
--- a/testing/embedder_test.h
+++ b/testing/embedder_test.h
@@ -125,9 +125,7 @@ class EmbedderTest : public ::testing::Test,
FPDF_FORMHANDLE SetupFormFillEnvironment(FPDF_DOCUMENT doc);
// Return the hash of |bitmap|.
- static std::string HashBitmap(FPDF_BITMAP bitmap,
- int expected_width,
- int expected_height);
+ static std::string HashBitmap(FPDF_BITMAP bitmap);
// Check |bitmap| to make sure it has the right dimensions and content.
static void CompareBitmap(FPDF_BITMAP bitmap,
@@ -146,6 +144,7 @@ class EmbedderTest : public ::testing::Test,
FPDF_DOCUMENT OpenSavedDocument(const char* password = nullptr);
void CloseSavedDocument();
FPDF_PAGE LoadSavedPage(int page_number);
+ FPDF_BITMAP RenderSavedPage(FPDF_PAGE page);
void CloseSavedPage(FPDF_PAGE page);
void VerifySavedRendering(FPDF_PAGE page,
int width,
diff --git a/testing/resources/linearized.pdf b/testing/resources/linearized.pdf
new file mode 100644
index 0000000000..3c2d3a25a2
--- /dev/null
+++ b/testing/resources/linearized.pdf
Binary files differ