Move chrome/common/extensions/background_info.h to src/extensions

extensions/common/file_util_unittest.cc

Index: extensions/common/file_util_unittest.cc
diff --git a/extensions/common/file_util_unittest.cc b/extensions/common/file_util_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..9ca883cc73a915fd88366d262e873a33c46fd38c
--- /dev/null
+++ b/extensions/common/file_util_unittest.cc
@@ -0,0 +1,121 @@
+// Copyright 2013 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 "extensions/common/file_util.h"
+
+#include "base/basictypes.h"
+#include "base/file_util.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "url/gurl.h"
+
+typedef testing::Test FileUtilTest;
+
+TEST_F(FileUtilTest, ExtensionURLToRelativeFilePath) {
+#define URL_PREFIX "chrome-extension://extension-id/"
+  struct TestCase {
+    const char* url;
+    const char* expected_relative_path;
+  } test_cases[] = {
+    { URL_PREFIX "simple.html",
+      "simple.html" },
+    { URL_PREFIX "directory/to/file.html",
+      "directory/to/file.html" },
+    { URL_PREFIX "escape%20spaces.html",
+      "escape spaces.html" },
+    { URL_PREFIX "%C3%9Cber.html",
+      "\xC3\x9C" "ber.html" },
+#if defined(OS_WIN)
+    { URL_PREFIX "C%3A/simple.html",
+      "" },
+#endif
+    { URL_PREFIX "////simple.html",
+      "simple.html" },
+    { URL_PREFIX "/simple.html",
+      "simple.html" },
+    { URL_PREFIX "\\simple.html",
+      "simple.html" },
+    { URL_PREFIX "\\\\foo\\simple.html",
+      "foo/simple.html" },
+  };
+#undef URL_PREFIX
+
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_cases); ++i) {
+    GURL url(test_cases[i].url);
+    base::FilePath expected_path =
+        base::FilePath::FromUTF8Unsafe(test_cases[i].expected_relative_path);
+    base::FilePath actual_path =
+        extensions::file_util::ExtensionURLToRelativeFilePath(url);
+    EXPECT_FALSE(actual_path.IsAbsolute()) <<
+      " For the path " << actual_path.value();
+    EXPECT_EQ(expected_path.value(), actual_path.value()) <<
+      " For the path " << url;
+  }
+}
+
+TEST_F(FileUtilTest, ExtensionResourceURLToFilePath) {
+  // Setup filesystem for testing.
+  base::FilePath root_path;
+  ASSERT_TRUE(file_util::CreateNewTempDirectory(
+      base::FilePath::StringType(), &root_path));
+  root_path = base::MakeAbsoluteFilePath(root_path);
+  ASSERT_FALSE(root_path.empty());
+
+  base::FilePath api_path = root_path.Append(FILE_PATH_LITERAL("apiname"));
+  ASSERT_TRUE(file_util::CreateDirectory(api_path));
+
+  const char data[] = "Test Data";
+  base::FilePath resource_path = api_path.Append(FILE_PATH_LITERAL("test.js"));
+  ASSERT_TRUE(file_util::WriteFile(resource_path, data, sizeof(data)));
+  resource_path = api_path.Append(FILE_PATH_LITERAL("escape spaces.js"));
+  ASSERT_TRUE(file_util::WriteFile(resource_path, data, sizeof(data)));
+
+#ifdef FILE_PATH_USES_WIN_SEPARATORS
+#define SEP "\\"
+#else
+#define SEP "/"
+#endif
+#define URL_PREFIX "chrome-extension-resource://"
+  struct TestCase {
+    const char* url;
+    const base::FilePath::CharType* expected_path;
+  } test_cases[] = {
+    { URL_PREFIX "apiname/test.js",
+      FILE_PATH_LITERAL("test.js") },
+    { URL_PREFIX "/apiname/test.js",
+      FILE_PATH_LITERAL("test.js") },
+    // Test % escape
+    { URL_PREFIX "apiname/%74%65st.js",
+      FILE_PATH_LITERAL("test.js") },
+    { URL_PREFIX "apiname/escape%20spaces.js",
+      FILE_PATH_LITERAL("escape spaces.js") },
+    // Test file does not exist.
+    { URL_PREFIX "apiname/directory/to/file.js",
+      NULL },
+    // Test apiname/../../test.js
+    { URL_PREFIX "apiname/../../test.js",
+      FILE_PATH_LITERAL("test.js") },
+    { URL_PREFIX "apiname/..%2F../test.js",
+      NULL },
+    { URL_PREFIX "apiname/f/../../../test.js",
+      FILE_PATH_LITERAL("test.js") },
+    { URL_PREFIX "apiname/f%2F..%2F..%2F../test.js",
+      NULL },
+  };
+#undef SEP
+#undef URL_PREFIX
+
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_cases); ++i) {
+    GURL url(test_cases[i].url);
+    base::FilePath expected_path;
+    if (test_cases[i].expected_path)
+      expected_path = root_path.Append(FILE_PATH_LITERAL("apiname")).Append(
+          test_cases[i].expected_path);
+    base::FilePath actual_path =
+        extensions::file_util::ExtensionResourceURLToFilePath(url, root_path);
+    EXPECT_EQ(expected_path.value(), actual_path.value()) <<
+      " For the path " << url;
+  }
+  // Remove temp files.
+  ASSERT_TRUE(base::DeleteFile(root_path, true));
+}