Merge "More tests for IMAP, clean up, and a few bug fixes."
This commit is contained in:
commit
5503e3cf7b
@ -61,11 +61,13 @@ import java.nio.charset.Charset;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.LinkedHashSet;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.concurrent.ConcurrentLinkedQueue;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.regex.Pattern;
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import javax.net.ssl.SSLException;
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@ -101,8 +103,8 @@ public class ImapStore extends Store {
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private String mIdPhrase = null;
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private static String sImapId = null;
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private final LinkedList<ImapConnection> mConnections =
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new LinkedList<ImapConnection>();
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private final ConcurrentLinkedQueue<ImapConnection> mConnectionPool =
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new ConcurrentLinkedQueue<ImapConnection>();
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/**
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* Charset used for converting folder names to and from UTF-7 as defined by RFC 3501.
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@ -118,6 +120,14 @@ public class ImapStore extends Store {
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*/
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private HashMap<String, ImapFolder> mFolderCache = new HashMap<String, ImapFolder>();
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/**
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* Next tag to use. All connections associated to the same ImapStore instance share the same
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* counter to make tests simpler.
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* (Some of the tests involve multiple connections but only have a single counter to track the
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* tag.)
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*/
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private final AtomicInteger mNextCommandTag = new AtomicInteger(0);
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/**
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* Static named constructor.
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*/
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@ -182,6 +192,10 @@ public class ImapStore extends Store {
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}
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}
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/* package */ Collection<ImapConnection> getConnectionPoolForTest() {
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return mConnectionPool;
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}
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/**
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* For testing only. Injects a different root transport (it will be copied using
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* newInstanceWithConfiguration() each time IMAP sets up a new channel). The transport
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@ -389,7 +403,7 @@ public class ImapStore extends Store {
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connection.close();
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throw new MessagingException("Unable to get folder list.", ioe);
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} finally {
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releaseConnection(connection);
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poolConnection(connection);
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}
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}
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@ -406,30 +420,35 @@ public class ImapStore extends Store {
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}
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/**
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* Gets a connection if one is available for reuse, or creates a new one if not.
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* @return
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* Gets a connection if one is available from the pool, or creates a new one if not.
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*/
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private ImapConnection getConnection() throws MessagingException {
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synchronized (mConnections) {
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ImapConnection connection = null;
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while ((connection = mConnections.poll()) != null) {
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try {
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connection.executeSimpleCommand("NOOP");
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break;
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}
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catch (IOException ioe) {
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connection.close();
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}
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/* package */ ImapConnection getConnection() {
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ImapConnection connection = null;
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while ((connection = mConnectionPool.poll()) != null) {
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try {
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connection.executeSimpleCommand("NOOP");
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break;
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} catch (MessagingException e) {
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// Fall through
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} catch (IOException e) {
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// Fall through
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}
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if (connection == null) {
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connection = new ImapConnection();
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}
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return connection;
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connection.close();
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connection = null;
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}
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if (connection == null) {
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connection = new ImapConnection();
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}
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return connection;
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}
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private void releaseConnection(ImapConnection connection) {
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mConnections.offer(connection);
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/**
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* Save a {@link ImapConnection} in the pool for reuse.
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*/
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/* package */ void poolConnection(ImapConnection connection) {
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if (connection != null) {
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mConnectionPool.add(connection);
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}
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}
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/* package */ static String encodeFolderName(String name) {
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@ -559,7 +578,7 @@ public class ImapStore extends Store {
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// TODO implement expunge
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mMessageCount = -1;
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synchronized (this) {
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releaseConnection(mConnection);
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poolConnection(mConnection);
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mConnection = null;
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}
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}
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@ -602,7 +621,7 @@ public class ImapStore extends Store {
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}
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finally {
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if (mConnection == null) {
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releaseConnection(connection);
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poolConnection(connection);
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}
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}
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}
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@ -642,7 +661,7 @@ public class ImapStore extends Store {
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}
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finally {
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if (mConnection == null) {
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releaseConnection(connection);
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poolConnection(connection);
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}
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}
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}
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@ -1326,7 +1345,6 @@ public class ImapStore extends Store {
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private static final String IMAP_DEDACTED_LOG = "[IMAP command redacted]";
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private Transport mTransport;
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private ImapResponseParser mParser;
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private int mNextCommandTag;
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/** # of command/response lines to log upon crash. */
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private static final int DISCOURSE_LOGGER_SIZE = 64;
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private final DiscourseLogger mDiscourse = new DiscourseLogger(DISCOURSE_LOGGER_SIZE);
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@ -1336,8 +1354,6 @@ public class ImapStore extends Store {
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return;
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}
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mNextCommandTag = 1;
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try {
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// copy configuration into a clean transport, if necessary
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if (mTransport == null) {
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@ -1441,9 +1457,14 @@ public class ImapStore extends Store {
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// }
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if (mTransport != null) {
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mTransport.close();
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mTransport = null;
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}
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}
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/* package */ boolean isTransportOpenForTest() {
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return mTransport != null ? mTransport.isOpen() : false;
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}
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public ImapResponse readResponse() throws IOException, MessagingException {
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return mParser.readResponse();
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}
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@ -1459,7 +1480,7 @@ public class ImapStore extends Store {
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public String sendCommand(String command, boolean sensitive)
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throws MessagingException, IOException {
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open();
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String tag = Integer.toString(mNextCommandTag++);
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String tag = Integer.toString(mNextCommandTag.incrementAndGet());
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String commandToSend = tag + " " + command;
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mTransport.writeLine(commandToSend, sensitive ? IMAP_DEDACTED_LOG : null);
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mDiscourse.addSentCommand(sensitive ? IMAP_DEDACTED_LOG : commandToSend);
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@ -1467,12 +1488,12 @@ public class ImapStore extends Store {
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}
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public List<ImapResponse> executeSimpleCommand(String command) throws IOException,
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ImapException, MessagingException {
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MessagingException {
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return executeSimpleCommand(command, false);
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}
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public List<ImapResponse> executeSimpleCommand(String command, boolean sensitive)
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throws IOException, ImapException, MessagingException {
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throws IOException, MessagingException {
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String tag = sendCommand(command, sensitive);
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ArrayList<ImapResponse> responses = new ArrayList<ImapResponse>();
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ImapResponse response;
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@ -19,6 +19,7 @@ package com.android.email.mail.store;
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import com.android.email.Email;
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import com.android.email.Utility;
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import com.android.email.mail.Address;
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import com.android.email.mail.AuthenticationFailedException;
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import com.android.email.mail.Body;
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import com.android.email.mail.FetchProfile;
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import com.android.email.mail.Flag;
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@ -34,6 +35,7 @@ import com.android.email.mail.internet.MimeBodyPart;
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import com.android.email.mail.internet.MimeMultipart;
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import com.android.email.mail.internet.MimeUtility;
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import com.android.email.mail.internet.TextBody;
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import com.android.email.mail.store.ImapStore.ImapConnection;
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import com.android.email.mail.store.ImapStore.ImapMessage;
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import com.android.email.mail.transport.MockTransport;
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@ -54,6 +56,8 @@ import java.util.HashMap;
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* $ runtest -c com.android.email.mail.store.ImapStoreUnitTests email
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*
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* TODO Check if callback is really called
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* TODO test for BAD response in various places?
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* TODO test for BYE response in various places?
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*/
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@SmallTest
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public class ImapStoreUnitTests extends AndroidTestCase {
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@ -87,6 +91,7 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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mStore = (ImapStore) ImapStore.newInstance("imap://user:password@server:999",
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getContext(), null);
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mFolder = (ImapStore.ImapFolder) mStore.getFolder(FOLDER_NAME);
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mNextTag = 1;
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}
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/**
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@ -103,6 +108,17 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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// TODO: inject specific facts in the initial folder SELECT and check them here
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}
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public void testLoginFailure() throws Exception {
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MockTransport mockTransport = openAndInjectMockTransport();
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expectLogin(mockTransport, new String[] {"* ID NIL", "OK"}, "NO authentication failed");
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try {
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mStore.getConnection().open();
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fail("Didn't throw AuthenticationFailedException");
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} catch (AuthenticationFailedException expected) {
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}
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}
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/**
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* TODO: Test with SSL negotiation (faked)
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* TODO: Test with SSL required but not supported
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@ -384,19 +400,29 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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}
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private void expectLogin(MockTransport mockTransport, String[] imapIdResponse) {
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// Fix the tag # of the ID response
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String last = imapIdResponse[imapIdResponse.length-1];
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last = "2 " + last;
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imapIdResponse[imapIdResponse.length-1] = last;
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expectLogin(mockTransport, imapIdResponse, "OK user authenticated (Success)");
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}
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private void expectLogin(MockTransport mockTransport, String[] imapIdResponse,
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String loginResponse) {
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// inject boilerplate commands that match our typical login
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mockTransport.expect(null, "* OK Imap 2000 Ready To Assist You");
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mockTransport.expect("1 CAPABILITY", new String[] {
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mockTransport.expect(getNextTag(false) + " CAPABILITY", new String[] {
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"* CAPABILITY IMAP4rev1 STARTTLS AUTH=GSSAPI LOGINDISABLED",
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"1 OK CAPABILITY completed"});
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mockTransport.expect("2 ID \\(.*\\)", imapIdResponse);
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mockTransport.expect("3 LOGIN user \"password\"",
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"3 OK user authenticated (Success)");
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mNextTag = 4;
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getNextTag(true) + " OK CAPABILITY completed"});
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String expectedNextTag = getNextTag(false);
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// Fix the tag # of the ID response
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String last = imapIdResponse[imapIdResponse.length-1];
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last = expectedNextTag + " " + last;
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imapIdResponse[imapIdResponse.length-1] = last;
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mockTransport.expect(getNextTag(false) + " ID \\(.*\\)", imapIdResponse);
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getNextTag(true); // Advance the tag for ID response.
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mockTransport.expect(getNextTag(false) + " LOGIN user \"password\"",
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getNextTag(true) + " " + loginResponse);
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}
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/**
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@ -500,6 +526,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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assertEquals("multipart/mixed; boundary=a00000000000000000000000000b",
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message.getHeader("Content-Type")[0]);
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assertTrue(message.isSet(Flag.SEEN));
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// TODO: Test NO response.
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}
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public void testFetchBodyStructure() throws MessagingException {
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@ -595,6 +623,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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// TODO Test for quote: If a filename contains ", it should become %22,
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// which isn't implemented.
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// TODO: Test NO response.
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}
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public void testFetchBodySane() throws MessagingException {
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@ -616,6 +646,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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});
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mFolder.fetch(new Message[] { message }, fp, null);
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assertEquals("a@b.com", message.getHeader("from")[0]);
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// TODO: Test NO response.
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}
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public void testFetchBody() throws MessagingException {
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@ -637,6 +669,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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});
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mFolder.fetch(new Message[] { message }, fp, null);
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assertEquals("a@b.com", message.getHeader("from")[0]);
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// TODO: Test NO response.
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}
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public void testFetchAttachment() throws Exception {
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@ -682,6 +716,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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assertEquals("abc",
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Utility.fromUtf8(IOUtils.toByteArray(mimePart1.getBody().getInputStream())));
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// TODO: Test NO response.
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}
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/**
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@ -808,6 +844,9 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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assertEquals("13", message.getUid());
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assertEquals(7, mFolder.getMessageCount());
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// TODO: Test append failure
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// TODO: Test OK without APPENDUID
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}
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public void testGetPersonalNamespaces() throws Exception {
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@ -834,6 +873,7 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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);
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// TODO test with path prefix
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// TODO: Test NO response.
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}
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public void testEncodeFolderName() {
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@ -852,6 +892,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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assertEquals("!\u65E5\u672C\u8A9E!", ImapStore.decodeFolderName("!&ZeVnLIqe-!"));
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}
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// TODO test folder open failure
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public void testExists() throws Exception {
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MockTransport mock = openAndInjectMockTransport();
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expectLogin(mock, new String[] {"* ID NIL", "OK"});
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@ -930,6 +972,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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});
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mFolder.copyMessages(messages, folderTo, null);
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// TODO: Test NO response. (src message not found)
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}
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public void testGetUnreadMessageCount() throws Exception {
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@ -957,6 +1001,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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});
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mFolder.expunge();
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// TODO: Test NO response. (permission denied)
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}
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public void testSetFlags() throws Exception {
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@ -984,6 +1030,8 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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getNextTag(true) + " OK success"
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});
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mFolder.setFlags(messages, new Flag[] {Flag.DELETED}, false);
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// TODO: Test NO response. (src message not found)
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}
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public void testGetMessage() throws Exception {
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@ -1078,4 +1126,67 @@ public class ImapStoreUnitTests extends AndroidTestCase {
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}
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MoreAsserts.assertEquals(expectedUids, list.toArray(new String[0]) );
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}
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/**
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* Test for {@link ImapStore#getConnection} and {@link ImapStore#keepConnectionForReuse}
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*/
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public void testGetConnection() throws Exception {
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MockTransport mock = openAndInjectMockTransport();
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// Start: No pooled connections.
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assertEquals(0, mStore.getConnectionPoolForTest().size());
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// Get 1st connection.
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final ImapConnection con1 = mStore.getConnection();
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assertNotNull(con1);
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assertEquals(0, mStore.getConnectionPoolForTest().size()); // Pool size not changed.
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assertFalse(con1.isTransportOpenForTest()); // Transport not open yet.
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// Open con1
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expectLogin(mock, new String[] {"* ID NIL", "OK"});
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con1.open();
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assertTrue(con1.isTransportOpenForTest());
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// Get 2nd connection.
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final ImapConnection con2 = mStore.getConnection();
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assertNotNull(con2);
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assertEquals(0, mStore.getConnectionPoolForTest().size()); // Pool size not changed.
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assertFalse(con2.isTransportOpenForTest()); // Transport not open yet.
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// con1 != con2
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assertNotSame(con1, con2);
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// Open con2
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expectLogin(mock, new String[] {"* ID NIL", "OK"});
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con2.open();
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assertTrue(con1.isTransportOpenForTest());
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// Now we have two open connections: con1 and con2
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// Save con1 in the pool.
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mStore.poolConnection(con1);
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assertEquals(1, mStore.getConnectionPoolForTest().size());
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// Get another connection. Should get con1, after verifying the connection.
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mock.expect(getNextTag(false) + " NOOP", new String[] {getNextTag(true) + " OK success"});
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final ImapConnection con1b = mStore.getConnection();
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assertEquals(0, mStore.getConnectionPoolForTest().size()); // No connections left in pool
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assertSame(con1, con1b);
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assertTrue(con1.isTransportOpenForTest()); // We opened it.
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// Save con2.
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mStore.poolConnection(con2);
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assertEquals(1, mStore.getConnectionPoolForTest().size());
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// Try to get connection, but this time, connection gets closed.
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mock.expect(getNextTag(false) + " NOOP", new String[] {getNextTag(true) + "* BYE bye"});
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final ImapConnection con3 = mStore.getConnection();
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assertNotNull(con3);
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assertEquals(0, mStore.getConnectionPoolForTest().size()); // No connections left in pool
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// It should be a new connection.
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assertNotSame(con1, con3);
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assertNotSame(con2, con3);
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}
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}
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