#551: verify parsing 7bit with spacing works just fine

Author: bbottema

modules/simple-java-mail/src/test/java/org/simplejavamail/converter/EmailConverterTest.java

@@ -160,7 +160,7 @@ public void testAttachmentSize() {
 		assertThat(email.getAttachments()).hasSize(2);
 		assertThat(email.getAttachments()).extracting("name").containsExactly("ForwardedMessage.eml", "ForwardedMessage.eml");
 	}
-	
+
 	@Test
 	public void testOutlookMessageWithEmptyAttachments() {
 		Email s1 = EmailConverter.outlookMsgToEmail(new File(RESOURCE_TEST_MESSAGES + "/#318 Email with nodata-attachment.msg"));
@@ -401,17 +401,24 @@ public void testGithub486_InvalidSignedOutlookMessage() {
 	public void testGithub491_EmailWithMultiPurposeAttachments() {
 		Email emailMime = EmailConverter.emlToEmail(new File(RESOURCE_TEST_MESSAGES + "/#491 Email with dual purpose datasources.eml"));
 
-        assertThat(emailMime.getEmbeddedImages()).satisfiesExactly(
+		assertThat(emailMime.getEmbeddedImages()).satisfiesExactly(
 				at -> {
-                    at.getName().equals("ii_lrkua30a0");
-                    at.getDataSource().getName().equals("doclife.jpg");
-                });
+					at.getName().equals("ii_lrkua30a0");
+					at.getDataSource().getName().equals("doclife.jpg");
+				});
 		assertThat(emailMime.getAttachments()).satisfiesExactlyInAnyOrder(
 				at -> at.getName().equals("Il Viaggio delle Ombre.pdf"),
 				at -> at.getName().equals("Nyan Cat! [Official]-(480p).mp4"),
 				at -> at.getName().equals("doclife.jpg"));
 	}
 
+	@Test
+	public void testGithub551_ContentTransferEncodingEndsWithSpaceBug() {
+		Email emailMime = EmailConverter.emlToEmail(new File(RESOURCE_TEST_MESSAGES + "/#551 Email with extra space in Content-Transfer-Encoding.eml"));
+
+		assertThat(emailMime.getContentTransferEncoding()).isEqualTo(BIT7);
+	}
+
 	@NotNull
 	private List<AttachmentResource> asList(AttachmentResource attachment) {
 		List<AttachmentResource> collectionAttachment = new ArrayList<>();

modules/simple-java-mail/src/test/resources/test-messages/#551 Email with extra space in Content-Transfer-Encoding.eml

@@ -0,0 +1,19 @@
+Date: Thu, 26 Sep 2024 23:36:58 -0400
+To: <xxx@gmail.com>
+Subject: test
+From: <yyy@gmail.com>
+Message-ID: <014624BC-D114-4473-b1f6-F4ec3E0e28d4@ind1311mtd400.yz.xxxx>
+Content-Type: multipart/alternative;
+	boundary="2cu1j27uX5Y7=_?:"
+
+--2cu1j27uX5Y7=_?:
+Content-Type: text/plain; charset="utf-8"
+Content-Transfer-Encoding: 7bit 
+
+text plain
+--2cu1j27uX5Y7=_?:
+Content-Type: text/html; charset="utf-8"
+Content-Transfer-Encoding: 7bit 
+
+text html
+--2cu1j27uX5Y7=_?:--