Implement Android key/value backup

chrome/android/javatests/src/org/chromium/chrome/browser/ChromeBackupIntegrationTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/ChromeBackupIntegrationTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/ChromeBackupIntegrationTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/ChromeBackupIntegrationTest.java
deleted file mode 100644
index 40984b2b9c0c98305f8be5cc0b39c6bc85c17cdd..0000000000000000000000000000000000000000
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/ChromeBackupIntegrationTest.java
+++ /dev/null
@@ -1,209 +0,0 @@
-// Copyright 2016 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.
-
-package org.chromium.chrome.browser;
-
-import android.accounts.Account;
-import android.annotation.TargetApi;
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.os.Build;
-import android.test.suitebuilder.annotation.SmallTest;
-
-import org.chromium.base.ContextUtils;
-import org.chromium.base.StreamUtil;
-import org.chromium.base.ThreadUtils;
-import org.chromium.base.test.util.CommandLineFlags;
-import org.chromium.base.test.util.MinAndroidSdkLevel;
-import org.chromium.chrome.browser.firstrun.FirstRunSignInProcessor;
-import org.chromium.chrome.browser.firstrun.FirstRunStatus;
-import org.chromium.chrome.browser.init.ChromeBrowserInitializer;
-import org.chromium.chrome.browser.signin.AccountIdProvider;
-import org.chromium.chrome.test.ChromeTabbedActivityTestBase;
-import org.chromium.components.signin.AccountManagerHelper;
-import org.chromium.components.signin.ChromeSigninController;
-import org.chromium.components.signin.test.util.MockAccountManager;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.UnsupportedEncodingException;
-
-/**
- * Android backup tests.
- */
-@TargetApi(Build.VERSION_CODES.LOLLIPOP)
-@CommandLineFlags.Remove({ChromeSwitches.DISABLE_FIRST_RUN_EXPERIENCE})
-public class ChromeBackupIntegrationTest extends ChromeTabbedActivityTestBase {
-
-    private static final String GOOGLE_ACCOUNT_TYPE = "com.google";
-    private static final String TEST_ACCOUNT_1 = "user1@gmail.com";
-    private static final String TEST_ACCOUNT_2 = "user2@gmail.com";
-    private Context mTargetContext;
-
-    @Override
-    public void startMainActivity() throws InterruptedException {
-        // Do nothing here, the tests need to do some per-test setup before they start the main
-        // activity.
-    }
-
-    private static final class MockAccountIdProvider extends AccountIdProvider {
-        @Override
-        public String getAccountId(Context ctx, String accountName) {
-            return accountName;
-        }
-
-        @Override
-        public boolean canBeUsed(Context ctx) {
-            return true;
-        }
-    }
-
-    static class ChromeTestBackupAgent extends ChromeBackupAgent {
-        ChromeTestBackupAgent(Context context) {
-            // This is protected in ContextWrapper, so can only be called within a derived
-            // class.
-            attachBaseContext(context);
-        }
-
-        @Override
-        protected Account[] getAccounts() {
-            // ChromeBackupAgent can't use Chrome's account manager, so we override this to mock
-            // the existence of the account.
-            return new Account[] {new Account(TEST_ACCOUNT_1, GOOGLE_ACCOUNT_TYPE)};
-        }
-
-    }
-
-    @Override
-    public void setUp() throws Exception {
-        super.setUp();
-        clearAppData();
-
-        mTargetContext = getInstrumentation().getTargetContext();
-
-        // Create a mock account manager. Although this isn't used by ChromeBackupAgent it is used
-        // when we test the result by starting Chrome.
-        ChromeBackupAgent.allowChromeApplicationForTesting();
-        Account account = new Account(TEST_ACCOUNT_1, GOOGLE_ACCOUNT_TYPE);
-        MockAccountManager accountManager =
-                new MockAccountManager(mTargetContext, getInstrumentation().getContext(), account);
-        AccountManagerHelper.overrideAccountManagerHelperForTests(mTargetContext, accountManager);
-
-        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
-            @Override
-            public void run() {
-                AccountIdProvider.setInstanceForTest(new MockAccountIdProvider());
-            }
-        });
-    }
-
-    @SmallTest
-    @MinAndroidSdkLevel(Build.VERSION_CODES.LOLLIPOP)
-    public void testSimpleRestore() throws InterruptedException, IOException {
-
-        // Fake having previously gone through FRE and signed in.
-        SharedPreferences prefs = ContextUtils.getAppSharedPreferences();
-        SharedPreferences.Editor preferenceEditor = prefs.edit();
-        preferenceEditor.putBoolean(FirstRunStatus.FIRST_RUN_FLOW_COMPLETE, true);
-        preferenceEditor.putBoolean(FirstRunSignInProcessor.FIRST_RUN_FLOW_SIGNIN_SETUP, true);
-
-        String chromeInputPrefs =
-                "{\"junk1\":\"abc\", "
-                        + "\"sync\":{ \"has_setup_completed\":\"true\", "
-                        + "       \"keep_everything_synced\":\"false\", "
-                        + "       \"passwords\":\"true\", "
-                        + "       \"junk2\":\"xxx\""
-                        + "     }}";
-
-        writeTestChromePrefs(chromeInputPrefs);
-
-        // Set up the mocked account as the signed in account.
-        preferenceEditor.putString(ChromeSigninController.SIGNED_IN_ACCOUNT_KEY, TEST_ACCOUNT_1);
-        preferenceEditor.apply();
-
-        // Run Chrome's restore code.
-        new ChromeTestBackupAgent(mTargetContext).onRestoreFinished();
-
-        // Start Chrome and check that it signs in.
-        startMainActivityFromLauncher();
-
-        assertTrue(ChromeSigninController.get(mTargetContext).isSignedIn());
-        assertEquals(TEST_ACCOUNT_1,
-                ChromeSigninController.get(mTargetContext).getSignedInAccountName());
-
-        String chromeOutputPrefs = readChromePrefs();
-
-        assertTrue(chromeOutputPrefs.contains("\"keep_everything_synced\":\"false\""));
-        assertTrue(chromeOutputPrefs.contains("\"passwords\":\"true\""));
-        assertFalse(chromeOutputPrefs.contains("junk"));
-
-    }
-
-
-    @SmallTest
-    @MinAndroidSdkLevel(Build.VERSION_CODES.LOLLIPOP)
-    public void testRestoreAccountMissing() throws InterruptedException, IOException {
-        // Fake having previously gone through FRE and signed in.
-        SharedPreferences prefs = ContextUtils.getAppSharedPreferences();
-        SharedPreferences.Editor preferenceEditor = prefs.edit();
-        preferenceEditor.putBoolean(FirstRunStatus.FIRST_RUN_FLOW_COMPLETE, true);
-        preferenceEditor.putBoolean(FirstRunSignInProcessor.FIRST_RUN_FLOW_SIGNIN_SETUP, true);
-
-        // Use an account that hasn't been created by the mocks as the signed in account.
-        preferenceEditor.putString(ChromeSigninController.SIGNED_IN_ACCOUNT_KEY, TEST_ACCOUNT_2);
-        preferenceEditor.apply();
-
-        String chromeInputPrefs = "{}";
-
-        writeTestChromePrefs(chromeInputPrefs);
-        // Run Chrome's restore code.
-        new ChromeTestBackupAgent(mTargetContext).onRestoreFinished();
-
-        // Start Chrome.
-        startMainActivityFromLauncher();
-
-        // Since the account didn't exist, Chrome should not be signed in.
-        assertFalse(ChromeSigninController.get(mTargetContext).isSignedIn());
-    }
-
-    private void writeTestChromePrefs(String chromeInputPrefs)
-            throws FileNotFoundException, UnsupportedEncodingException, IOException {
-        FileOutputStream prefsFileWriter = null;
-        try {
-            File prefsDir =
-                    mTargetContext.getDir(ChromeBrowserInitializer.PRIVATE_DATA_DIRECTORY_SUFFIX,
-                            Context.MODE_PRIVATE);
-            prefsDir = new File(prefsDir, "Default");
-            assertTrue(prefsDir.mkdirs());
-            File prefsFile = new File(prefsDir, "Preferences");
-            prefsFileWriter = new FileOutputStream(prefsFile);
-            prefsFileWriter.write(chromeInputPrefs.getBytes("UTF-8"));
-        } finally {
-            StreamUtil.closeQuietly(prefsFileWriter);
-        }
-    }
-
-    private String readChromePrefs()
-            throws FileNotFoundException, IOException, UnsupportedEncodingException {
-        FileInputStream prefsFileReader = null;
-        try {
-            File prefsDir =
-                    mTargetContext.getDir(ChromeBrowserInitializer.PRIVATE_DATA_DIRECTORY_SUFFIX,
-                            Context.MODE_PRIVATE);
-            prefsDir = new File(prefsDir, "Default");
-            File prefsFile = new File(prefsDir, "Preferences");
-            prefsFileReader = new FileInputStream(prefsFile);
-            int fileLength = (int) prefsFile.length();
-            byte[] inputBuffer = new byte[fileLength];
-            assertEquals(fileLength, prefsFileReader.read(inputBuffer));
-            return new String(inputBuffer, "UTF-8");
-        } finally {
-            StreamUtil.closeQuietly(prefsFileReader);
-        }
-    }
-
-}