1 files changed, 71 insertions, 0 deletions
diff --git a/fpdfsdk/fpdf_editimg_unittest.cpp b/fpdfsdk/fpdf_editimg_unittest.cpp
new file mode 100644
index 0000000000..fcc081ab76
--- /dev/null
+++ b/fpdfsdk/fpdf_editimg_unittest.cpp
@@ -0,0 +1,71 @@
+// Copyright 2016 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 "public/fpdf_edit.h"
+
+#include "core/fpdfapi/cpdf_modulemgr.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+class PDFEditTest : public testing::Test {
+  void SetUp() override { CPDF_ModuleMgr::Get()->Init(); }
+
+  void TearDown() override { CPDF_ModuleMgr::Destroy(); }
+};
+
+TEST_F(PDFEditTest, InsertObjectWithInvalidPage) {
+  FPDF_DOCUMENT doc = FPDF_CreateNewDocument();
+  FPDF_PAGE page = FPDFPage_New(doc, 0, 100, 100);
+  EXPECT_EQ(0, FPDFPage_CountObjects(page));
+
+  FPDFPage_InsertObject(nullptr, nullptr);
+  EXPECT_EQ(0, FPDFPage_CountObjects(page));
+
+  FPDFPage_InsertObject(page, nullptr);
+  EXPECT_EQ(0, FPDFPage_CountObjects(page));
+
+  FPDF_PAGEOBJECT page_image = FPDFPageObj_NewImageObj(doc);
+  FPDFPage_InsertObject(nullptr, page_image);
+  EXPECT_EQ(0, FPDFPage_CountObjects(page));
+
+  FPDF_ClosePage(page);
+  FPDF_CloseDocument(doc);
+}
+
+TEST_F(PDFEditTest, NewImageObj) {
+  FPDF_DOCUMENT doc = FPDF_CreateNewDocument();
+  FPDF_PAGE page = FPDFPage_New(doc, 0, 100, 100);
+  EXPECT_EQ(0, FPDFPage_CountObjects(page));
+
+  FPDF_PAGEOBJECT page_image = FPDFPageObj_NewImageObj(doc);
+  FPDFPage_InsertObject(page, page_image);
+  EXPECT_EQ(1, FPDFPage_CountObjects(page));
+  EXPECT_TRUE(FPDFPage_GenerateContent(page));
+
+  FPDF_ClosePage(page);
+  FPDF_CloseDocument(doc);
+}
+
+TEST_F(PDFEditTest, NewImageObjGenerateContent) {
+  FPDF_DOCUMENT doc = FPDF_CreateNewDocument();
+  FPDF_PAGE page = FPDFPage_New(doc, 0, 100, 100);
+  EXPECT_EQ(0, FPDFPage_CountObjects(page));
+
+  constexpr int kBitmapSize = 50;
+  FPDF_BITMAP bitmap = FPDFBitmap_Create(kBitmapSize, kBitmapSize, 0);
+  FPDFBitmap_FillRect(bitmap, 0, 0, kBitmapSize, kBitmapSize, 0x00000000);
+  EXPECT_EQ(kBitmapSize, FPDFBitmap_GetWidth(bitmap));
+  EXPECT_EQ(kBitmapSize, FPDFBitmap_GetHeight(bitmap));
+
+  FPDF_PAGEOBJECT page_image = FPDFPageObj_NewImageObj(doc);
+  ASSERT_TRUE(FPDFImageObj_SetBitmap(&page, 0, page_image, bitmap));
+  ASSERT_TRUE(
+      FPDFImageObj_SetMatrix(page_image, kBitmapSize, 0, 0, kBitmapSize, 0, 0));
+  FPDFPage_InsertObject(page, page_image);
+  EXPECT_EQ(1, FPDFPage_CountObjects(page));
+  EXPECT_TRUE(FPDFPage_GenerateContent(page));
+
+  FPDFBitmap_Destroy(bitmap);
+  FPDF_ClosePage(page);
+  FPDF_CloseDocument(doc);
+}