Support Kerberos on Android

net/test/android/javatests/src/org/chromium/net/test/DummySpnegoAuthenticator.java

Index: net/test/android/javatests/src/org/chromium/net/test/DummySpnegoAuthenticator.java
diff --git a/net/test/android/javatests/src/org/chromium/net/test/DummySpnegoAuthenticator.java b/net/test/android/javatests/src/org/chromium/net/test/DummySpnegoAuthenticator.java
new file mode 100644
index 0000000000000000000000000000000000000000..5cb3858af9fc90f877f0e50146f051869572a9f8
--- /dev/null
+++ b/net/test/android/javatests/src/org/chromium/net/test/DummySpnegoAuthenticator.java
@@ -0,0 +1,118 @@
+// Copyright 2015 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.net.test;
+
+import android.accounts.AbstractAccountAuthenticator;
+
+import android.accounts.Account;
+import android.accounts.AccountAuthenticatorResponse;
+import android.accounts.AccountManager;
+import android.accounts.AuthenticatorException;
+import android.accounts.NetworkErrorException;
+import android.accounts.OperationCanceledException;
+import android.content.Context;
+import android.os.Bundle;
+
+import java.io.IOException;
+
+/**
+ * Dummy Android authenticator, to test SPNEGO/Keberos support on Android. This is
+ * deliberately minimal, and is not intended as an example of how to write a
+ * real SPNEGO Authenticator.
+ */
+public class DummySpnegoAuthenticator extends AbstractAccountAuthenticator {
+    private static final String SPNEGO_FEATURE = "SPNEGO";
+
+    private static int sAccountNumber = 0;
+
+    // This function is needed to satisfy Findbugs
+    private static void incrementAccountNumber() {
+        sAccountNumber++;
+    }
+
+    /**
+     * @param context
+     */
+    public DummySpnegoAuthenticator(final Context context) {
+        super(context);
+        final Thread thread = new Thread() {
+            @Override
+            public void run() {
+                AccountManager am = AccountManager.get(context);
+                String features[] = {"SPNEGO"};
+                try {
+                    am.addAccount("org.chromium.test.DummySpnegoAuthenticator", "SPNEGO", features,
+                               null, null, null, null).getResult();
+                } catch (OperationCanceledException | AuthenticatorException | IOException e) {
+                    // Should never happen. Tests will fail if it does, so safe to ignore.
+                }
+            }
+        };
+        thread.start();
+    }
+
+    @Override
+    public Bundle addAccount(AccountAuthenticatorResponse arg0, String accountType, String arg2,
+            String[] arg3, Bundle arg4) throws NetworkErrorException {
+        Bundle result = new Bundle();
+        result.putString(AccountManager.KEY_ACCOUNT_NAME, "SPNEGO Account" + sAccountNumber);
+        result.putString(AccountManager.KEY_ACCOUNT_TYPE, accountType);
+        incrementAccountNumber();
+        return result;
+    }
+
+    @Override
+    public Bundle confirmCredentials(AccountAuthenticatorResponse arg0, Account arg1, Bundle arg2)
+            throws NetworkErrorException {
+        Bundle result = new Bundle();
+        result.putBoolean(AccountManager.KEY_BOOLEAN_RESULT, true);
+        return result;
+    }
+
+    @Override
+    public Bundle editProperties(AccountAuthenticatorResponse arg0, String arg1) {
+        return new Bundle();
+    }
+
+    @Override
+    public Bundle getAuthToken(AccountAuthenticatorResponse arg0, Account account, String arg2,
+            Bundle arg3) throws NetworkErrorException {
+        // TODO(aberent): This will need modification if we want to add tests that return
+        // meaningful dummy tokens.
+        Bundle result = new Bundle();
+        result.putString(AccountManager.KEY_ACCOUNT_NAME, account.name);
+        result.putString(AccountManager.KEY_ACCOUNT_TYPE, account.type);
+        result.putString(AccountManager.KEY_AUTHTOKEN, "DummyToken");
+        return result;
+    }
+
+    @Override
+    public String getAuthTokenLabel(String arg0) {
+        return "Spnego " + arg0;
+    }
+
+    @Override
+    public Bundle hasFeatures(AccountAuthenticatorResponse arg0, Account arg1, String[] features)
+            throws NetworkErrorException {
+        Bundle result = new Bundle();
+        for (String feature : features) {
+            if (!feature.equals(SPNEGO_FEATURE)) {
+                result.putBoolean(AccountManager.KEY_BOOLEAN_RESULT, false);
+                return result;
+            }
+        }
+        result.putBoolean(AccountManager.KEY_BOOLEAN_RESULT, true);
+        return result;
+    }
+
+    @Override
+    public Bundle updateCredentials(AccountAuthenticatorResponse arg0, Account arg1, String arg2,
+            Bundle arg3) throws NetworkErrorException {
+        Bundle result = new Bundle();
+        result.putInt(AccountManager.KEY_ERROR_CODE, AccountManager.ERROR_CODE_BAD_REQUEST);
+        result.putString(AccountManager.KEY_ERROR_MESSAGE, "Can't add new SPNEGO accounts");
+        return result;
+    }
+}