Reland: ChromeOS: Add unittest for ConvertPathToArcUrl.

chrome/browser/chromeos/file_manager/path_util_unittest.cc

 // 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 "chrome/browser/chromeos/file_manager/path_util.h"
 
 #include "base/files/file_path.h"
+#include "chrome/browser/chromeos/login/users/fake_chrome_user_manager.h"
+#include "chrome/browser/chromeos/login/users/scoped_user_manager_enabler.h"
+#include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/download/download_prefs.h"
+#include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/testing_profile.h"
+#include "chrome/test/base/testing_profile_manager.h"
+#include "components/signin/core/account_id/account_id.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace file_manager {
 namespace util {
 namespace {
 
 TEST(FileManagerPathUtilTest, MultiProfileDownloadsFolderMigration) {
   content::TestBrowserThreadBundle thread_bundle;
   TestingProfile profile;
@@ skipping 21 matching lines @@
       kDownloads.AppendASCII("a/b"),
       &path));
 
   // Only the "Downloads" path is converted.
   EXPECT_FALSE(MigratePathFromOldFormat(
       &profile,
       base::FilePath::FromUTF8Unsafe("/home/chronos/user/dl"),
       &path));
 }
 
+TEST(FileManagerPathUtilTest, ConvertPathToArcUrl) {
+  content::TestBrowserThreadBundle thread_bundle;
+
+  // Test SetUp -- add two user-profile pairs and their fake managers.
+  TestingProfileManager testing_profile_manager(
+      TestingBrowserProcess::GetGlobal());
+  ASSERT_TRUE(testing_profile_manager.SetUp());
+
+  chromeos::FakeChromeUserManager* const fake_user_manager =
+      new chromeos::FakeChromeUserManager;
+  chromeos::ScopedUserManagerEnabler user_manager_enabler(fake_user_manager);
+
+  const AccountId account_id(
+      AccountId::FromUserEmailGaiaId("user@gmail.com", "1111111111"));
+  const AccountId account_id_2(
+      AccountId::FromUserEmailGaiaId("user2@gmail.com", "2222222222"));
+  fake_user_manager->AddUser(account_id);
+  fake_user_manager->LoginUser(account_id);
+  fake_user_manager->AddUser(account_id_2);
+  fake_user_manager->LoginUser(account_id_2);
+  ASSERT_TRUE(testing_profile_manager.CreateTestingProfile("user@gmail.com"));
+  ASSERT_TRUE(testing_profile_manager.CreateTestingProfile("user2@gmail.com"));
+
+  GURL url;
+
+  // Conversion of paths for removable storages.
+  EXPECT_TRUE(ConvertPathToArcUrl(
+      base::FilePath::FromUTF8Unsafe("/media/removable/a/b/c"), &url));
+  EXPECT_EQ(GURL("content://org.chromium.arc.removablemediaprovider/a/b/c"),
+            url);
+
+  EXPECT_FALSE(ConvertPathToArcUrl(
+      base::FilePath::FromUTF8Unsafe("/media/removable_foobar"), &url));
+
+  // Conversion of paths under the primary profile's downloads folder.
+  const base::FilePath downloads = GetDownloadsFolderForProfile(
+      chromeos::ProfileHelper::Get()->GetProfileByUserIdHash(
+          "user@gmail.com-hash"));
+  EXPECT_TRUE(ConvertPathToArcUrl(downloads.AppendASCII("a/b/c"), &url));
+  EXPECT_EQ(GURL("file:///sdcard/Download/a/b/c"), url);
+
+  // Non-primary profile's downloads folder is not supported for ARC yet.
+  const base::FilePath downloads2 = GetDownloadsFolderForProfile(
+      chromeos::ProfileHelper::Get()->GetProfileByUserIdHash(
+          "user2@gmail.com-hash"));
+  EXPECT_FALSE(ConvertPathToArcUrl(downloads2.AppendASCII("a/b/c"), &url));
+}
+
 }  // namespace
 }  // namespace util
 }  // namespace file_manager