You can preload user/folder/emails from filesystem
-You can provide custom DSN behavior by implementing MessageDeliveryHandler.java. See ExampleUndeliverableTest.java diff --git a/greenmail-core/src/main/java/com/icegreen/greenmail/base/GreenMailOperations.java b/greenmail-core/src/main/java/com/icegreen/greenmail/base/GreenMailOperations.java index 8bbf775bf4..03d815e15b 100644 --- a/greenmail-core/src/main/java/com/icegreen/greenmail/base/GreenMailOperations.java +++ b/greenmail-core/src/main/java/com/icegreen/greenmail/base/GreenMailOperations.java @@ -10,6 +10,9 @@ import com.icegreen.greenmail.user.UserManager; import jakarta.mail.internet.MimeMessage; + +import java.io.IOException; +import java.nio.file.Path; import java.util.Properties; /** @@ -161,4 +164,32 @@ public interface GreenMailOperations { * @throws FolderException on error */ void purgeEmailFromAllMailboxes() throws FolderException; + + /** + * Loads emails from given path. + * + *
Pattern:
<EMAIL> / <FOLDER*> / <*.eml>+ *
Example:
+ *+ * ├── bar@localhost (directory) + * │ └── INBOX (directory) + * │ └── test-5.eml (file) + * └── foo@localhost (directory) + * ├── Drafts (directory) + * │ └── draft.eml (file) + *+ *
+ * For preloading an existing directory structure, check out {@link com.icegreen.greenmail.util.PreLoadEmailsTest} + */ public class ExamplePreloadMailFromFsTest { @Rule public final GreenMailRule greenMail = new GreenMailRule(ServerSetupTest.SMTP); - public static final String EML_FILE_NAME = ExamplePreloadMailFromFsTest.class.getName() + ".eml"; + public static final String EML_FILE_NAME = ExamplePreloadMailFromFsTest.class.getSimpleName() + ".eml"; @Test public void testPreloadMailFromFs() throws Exception { @@ -34,7 +40,9 @@ public void testPreloadMailFromFs() throws Exception { msg.setFrom("bar@localhost"); msg.setSubject("Hello"); msg.setText("Test message saved as eml (electronic mail format, aka internet message format)"); - try (FileOutputStream os = new FileOutputStream(EML_FILE_NAME)) { + + final Path emlFile = Files.createTempDirectory("tmp").resolve(EML_FILE_NAME); + try (FileOutputStream os = new FileOutputStream(emlFile.toString())) { msg.writeTo(os); } @@ -42,9 +50,9 @@ public void testPreloadMailFromFs() throws Exception { final ImapHostManager imapHostManager = greenMail.getManagers().getImapHostManager(); final UserManager userManager = greenMail.getManagers().getUserManager(); final GreenMailUser user = userManager.createUser("foo@localhost", "foo-login", "secret"); - try (InputStream source = Files.newInputStream(Paths.get(EML_FILE_NAME))) { + try (InputStream source = Files.newInputStream(emlFile)) { final MimeMessage loadedMsg = new MimeMessage(session, source); - imapHostManager.getFolder(user, "INBOX").store(loadedMsg); + imapHostManager.getFolder(user, ImapConstants.INBOX_NAME).store(loadedMsg); } // Verify diff --git a/greenmail-core/src/test/java/com/icegreen/greenmail/util/PreLoadEmailsTest.java b/greenmail-core/src/test/java/com/icegreen/greenmail/util/PreLoadEmailsTest.java new file mode 100644 index 0000000000..9dc8a15200 --- /dev/null +++ b/greenmail-core/src/test/java/com/icegreen/greenmail/util/PreLoadEmailsTest.java @@ -0,0 +1,114 @@ +package com.icegreen.greenmail.util; + +import com.icegreen.greenmail.imap.ImapConstants; +import com.icegreen.greenmail.imap.ImapServer; +import com.icegreen.greenmail.junit.GreenMailRule; +import com.icegreen.greenmail.store.FolderException; +import com.icegreen.greenmail.user.GreenMailUser; +import jakarta.mail.Folder; +import jakarta.mail.Message; +import jakarta.mail.MessagingException; +import org.eclipse.angus.mail.imap.IMAPStore; +import org.junit.Rule; +import org.junit.Test; + +import java.io.IOException; +import java.nio.file.FileSystems; + +import static org.assertj.core.api.Assertions.assertThat; + +public class PreLoadEmailsTest { + @Rule + public final GreenMailRule greenMail = new GreenMailRule(ServerSetupTest.SMTP_IMAP); + + @Test + public void testPreloadFromDirectory() throws IOException, MessagingException, FolderException { + /* Expected structure: + preload + ├── bar@localhost + │ └── INBOX + │ └── test-5.eml + ├── foo-bar@localhost + │ └── INBOX # Auto-created + ├── drafts@localhost + | ├── Drafts + │ └── INBOX # Auto-created + └── foo@localhost + ├── Drafts + │ └── draft.eml + └── INBOX + ├── f1 + │ ├── f2 + │ │ ├── test-3.eml + │ │ └── test-4.eml + │ └── test-2.eml + └── test-1.eml + */ + final GreenMailUser existingUser = greenMail.setUser("bar@localhost", "bar@localhost", "bar"); + greenMail.loadEmails(FileSystems.getDefault().getPath("test-classes/preload")); + final ImapServer imap = greenMail.getImap(); + try (IMAPStore store = imap.createStore()) { + store.connect("foo@localhost", "foo@localhost"); + + try (Folder inbox = store.getFolder(ImapConstants.INBOX_NAME)) { + inbox.open(Folder.READ_ONLY); + final Message[] messages = inbox.getMessages(); + assertThat(messages).hasSize(1); + assertThat(messages[0].getSubject()).isEqualTo("test-1"); + + try (Folder f1 = inbox.getFolder("f1")) { + f1.open(Folder.READ_ONLY); + final Message[] f1Messages = f1.getMessages(); + assertThat(f1Messages).hasSize(1); + assertThat(f1Messages[0].getSubject()).isEqualTo("test-2"); + + try (Folder f2 = f1.getFolder("f2")) { + f2.open(Folder.READ_ONLY); + final Message[] f2Messages = f2.getMessages(); + assertThat(f2Messages).hasSize(2); + assertThat(f2Messages[0].getSubject()).isIn("test-3", "test-4"); + } + } + } + try (Folder inbox = store.getFolder("Drafts")) { + inbox.open(Folder.READ_ONLY); + final Message[] messages = inbox.getMessages(); + assertThat(messages).hasSize(1); + assertThat(messages[0].getSubject()).isEqualTo("Draft-1"); + } + } + + // Empty folder for user 'foo-bar' + try (IMAPStore store = imap.createStore()) { + store.connect("foo-bar@localhost", "foo-bar@localhost"); + try (Folder inbox = store.getFolder(ImapConstants.INBOX_NAME)) { + inbox.open(Folder.READ_ONLY); + assertThat(inbox.getMessages()).isEmpty(); + } + } + + // Only Drafts folder + try (IMAPStore store = imap.createStore()) { + store.connect("drafts@localhost", "drafts@localhost"); + try (Folder inbox = store.getFolder(ImapConstants.INBOX_NAME)) { // Auto-created + inbox.open(Folder.READ_ONLY); + assertThat(inbox.getMessages()).isEmpty(); + } + try (Folder drafts = store.getFolder("Drafts")) { // From filesystem structure + drafts.open(Folder.READ_ONLY); + assertThat(drafts.getMessages()).isEmpty(); + } + } + + // Pre-created user 'bar' + try (IMAPStore store = imap.createStore()) { + store.connect(existingUser.getLogin(), existingUser.getPassword()); + try (Folder inbox = store.getFolder(ImapConstants.INBOX_NAME)) { + inbox.open(Folder.READ_ONLY); + final Message[] messages = inbox.getMessages(); + assertThat(messages).hasSize(1); + assertThat(messages[0].getSubject()).isEqualTo("test-5"); + } + } + } +} diff --git a/greenmail-core/src/test/resources/preload/bar@localhost/INBOX/test-5.eml b/greenmail-core/src/test/resources/preload/bar@localhost/INBOX/test-5.eml new file mode 100644 index 0000000000..7e8c95ae8c --- /dev/null +++ b/greenmail-core/src/test/resources/preload/bar@localhost/INBOX/test-5.eml @@ -0,0 +1,10 @@ +Date: Sat, 16 Sep 2023 17:10:44 +0200 (CEST) +From: bar@localhost +To: foo@localhost +Message-ID: <1882145060.266.1694877044545@127.0.0.1> +Subject: test-5 +MIME-Version: 1.0 +Content-Type: text/plain; charset=us-ascii +Content-Transfer-Encoding: 7bit + +Test message saved as eml (electronic mail format, aka internet message format) diff --git a/greenmail-core/src/test/resources/preload/foo-bar@localhost/.keepme b/greenmail-core/src/test/resources/preload/foo-bar@localhost/.keepme new file mode 100644 index 0000000000..e69de29bb2 diff --git a/greenmail-core/src/test/resources/preload/foo@localhost/Drafts/draft.eml b/greenmail-core/src/test/resources/preload/foo@localhost/Drafts/draft.eml new file mode 100644 index 0000000000..ca8546fc2a --- /dev/null +++ b/greenmail-core/src/test/resources/preload/foo@localhost/Drafts/draft.eml @@ -0,0 +1,10 @@ +Date: Sat, 16 Sep 2023 17:10:44 +0200 (CEST) +From: foo@localhost +To: bar@localhost +Message-ID: <1882145060.266.1694877044545@127.0.0.1> +Subject: Draft-1 +MIME-Version: 1.0 +Content-Type: text/plain; charset=us-ascii +Content-Transfer-Encoding: 7bit + +Test message saved as eml (electronic mail format, aka internet message format) diff --git a/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/f2/test-3.eml b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/f2/test-3.eml new file mode 100644 index 0000000000..f811b059c7 --- /dev/null +++ b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/f2/test-3.eml @@ -0,0 +1,10 @@ +Date: Sat, 16 Sep 2023 17:10:44 +0200 (CEST) +From: bar@localhost +To: foo@localhost +Message-ID: <1882145060.266.1694877044545@127.0.0.1> +Subject: test-3 +MIME-Version: 1.0 +Content-Type: text/plain; charset=us-ascii +Content-Transfer-Encoding: 7bit + +Test message saved as eml (electronic mail format, aka internet message format) diff --git a/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/f2/test-4.eml b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/f2/test-4.eml new file mode 100644 index 0000000000..ffcfc2b81a --- /dev/null +++ b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/f2/test-4.eml @@ -0,0 +1,10 @@ +Date: Sat, 16 Sep 2023 17:10:44 +0200 (CEST) +From: bar@localhost +To: foo@localhost +Message-ID: <1882145060.266.1694877044545@127.0.0.1> +Subject: test-4 +MIME-Version: 1.0 +Content-Type: text/plain; charset=us-ascii +Content-Transfer-Encoding: 7bit + +Test message saved as eml (electronic mail format, aka internet message format) diff --git a/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/test-2.eml b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/test-2.eml new file mode 100644 index 0000000000..fcc481a57d --- /dev/null +++ b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/f1/test-2.eml @@ -0,0 +1,10 @@ +Date: Sat, 16 Sep 2023 17:10:44 +0200 (CEST) +From: bar@localhost +To: foo@localhost +Message-ID: <1882145060.266.1694877044545@127.0.0.1> +Subject: test-2 +MIME-Version: 1.0 +Content-Type: text/plain; charset=us-ascii +Content-Transfer-Encoding: 7bit + +Test message saved as eml (electronic mail format, aka internet message format) diff --git a/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/test-1.eml b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/test-1.eml new file mode 100644 index 0000000000..8b957eed90 --- /dev/null +++ b/greenmail-core/src/test/resources/preload/foo@localhost/INBOX/test-1.eml @@ -0,0 +1,10 @@ +Date: Sat, 16 Sep 2023 17:10:44 +0200 (CEST) +From: bar@localhost +To: foo@localhost +Message-ID: <1882145060.266.1694877044545@127.0.0.1> +Subject: test-1 +MIME-Version: 1.0 +Content-Type: text/plain; charset=us-ascii +Content-Transfer-Encoding: 7bit + +Test message saved as eml (electronic mail format, aka internet message format)