Move Courgette...

courgette/image_info_unittest.cc

+// Copyright (c) 2009 The Chromium 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 "courgette/image_info.h"
+
+#include <string>
+
+#include "base/path_service.h"
+#include "base/file_util.h"
+#include "base/string_util.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+class ImageInfoTest : public testing::Test {
+ public:
+
+  void TestExe() const;
+  void TestResourceDll() const;
+
+ private:
+  void SetUp() {
+    PathService::Get(base::DIR_SOURCE_ROOT, &test_dir_);
+    file_util::AppendToPath(&test_dir_, L"courgette");
+    file_util::AppendToPath(&test_dir_, L"testdata");
+  }
+
+  void TearDown() {
+  }
+
+  void ExpectExecutable(courgette::PEInfo *info) const;
+
+  std::string FileContents(const char *file_name) const;
+
+  std::wstring test_dir_;
+};
+
+//  Reads a test file into a string.
+std::string ImageInfoTest::FileContents(const char *file_name) const {
+  std::wstring file_path = test_dir_;
+  file_util::AppendToPath(&file_path, UTF8ToWide(file_name));
+  std::string file_bytes;
+  if (!file_util::ReadFileToString(file_path, &file_bytes)) {
+    EXPECT_TRUE(!"Could not read test data");
+  }
+  return file_bytes;
+}
+
+void ImageInfoTest::ExpectExecutable(courgette::PEInfo *info) const {
+  EXPECT_TRUE(info->ok());
+  EXPECT_TRUE(info->has_text_section());
+}
+
+void ImageInfoTest::TestExe() const {
+  std::string file1 = FileContents("setup1.exe");
+
+  courgette::PEInfo *info = new courgette::PEInfo();
+  info->Init(reinterpret_cast<const uint8*>(file1.c_str()), file1.length());
+
+  bool can_parse_header = info->ParseHeader();
+  EXPECT_TRUE(can_parse_header);
+
+  // The executable is the whole file, not 'embedded' with the file
+  EXPECT_EQ(file1.length(), info->length());
+
+  ExpectExecutable(info);
+  EXPECT_EQ(449536, info->size_of_code());
+  EXPECT_EQ(SectionName(info->RVAToSection(0x00401234 - 0x00400000)),
+            std::string(".text"));
+
+  EXPECT_EQ(0, info->RVAToFileOffset(0));
+  EXPECT_EQ(1024, info->RVAToFileOffset(4096));
+  EXPECT_EQ(46928, info->RVAToFileOffset(50000));
+
+  std::vector<courgette::RVA> relocs;
+  bool can_parse_relocs = info->ParseRelocs(&relocs);
+  EXPECT_TRUE(can_parse_relocs);
+
+  const uint8* p = info->RVAToPointer(0);
+  EXPECT_EQ(reinterpret_cast<const void*>(file1.c_str()),
+            reinterpret_cast<const void*>(p));
+  EXPECT_EQ('M', p[0]);
+  EXPECT_EQ('Z', p[1]);
+}
+
+void ImageInfoTest::TestResourceDll() const {
+  std::string file1 = FileContents("en-US.dll");
+
+  courgette::PEInfo *info = new courgette::PEInfo();
+  info->Init(reinterpret_cast<const uint8*>(file1.c_str()), file1.length());
+
+  bool can_parse_header = info->ParseHeader();
+  EXPECT_TRUE(can_parse_header);
+
+  // The executable is the whole file, not 'embedded' with the file
+  EXPECT_EQ(file1.length(), info->length());
+
+  EXPECT_TRUE(info->ok());
+  EXPECT_FALSE(info->has_text_section());
+  EXPECT_EQ(0u, info->size_of_code());
+}
+
+TEST_F(ImageInfoTest, All) {
+  TestExe();
+  TestResourceDll();
+}