SquashMessageFormatterTest: Open git in try-with-resource

Change-Id: Ife94d1f0279ed3671a9bca79fb26c0403549fa17
Signed-off-by: David Pursehouse <david.pursehouse@sonymobile.com>

org.eclipse.jgit.test/tst/org/eclipse/jgit/merge/SquashMessageFormatterTest.java

@@ -73,17 +73,18 @@ public class SquashMessageFormatterTest extends SampleDataRepositoryTestCase {
 
 	@Test
 	public void testCommit() throws Exception {
-		Git git = new Git(db);
-		revCommit = git.commit().setMessage("squash_me").call();
+		try (Git git = new Git(db)) {
+			revCommit = git.commit().setMessage("squash_me").call();
 
-		Ref master = db.exactRef("refs/heads/master");
-		String message = msgFormatter.format(Arrays.asList(revCommit), master);
-		assertEquals(
-				"Squashed commit of the following:\n\ncommit "
-						+ revCommit.getName() + "\nAuthor: "
-						+ revCommit.getAuthorIdent().getName() + " <"
-						+ revCommit.getAuthorIdent().getEmailAddress()
-						+ ">\nDate:   " + dateFormatter.formatDate(author)
-						+ "\n\n\tsquash_me\n", message);
+			Ref master = db.exactRef("refs/heads/master");
+			String message = msgFormatter.format(Arrays.asList(revCommit), master);
+			assertEquals(
+					"Squashed commit of the following:\n\ncommit "
+							+ revCommit.getName() + "\nAuthor: "
+							+ revCommit.getAuthorIdent().getName() + " <"
+							+ revCommit.getAuthorIdent().getEmailAddress()
+							+ ">\nDate:   " + dateFormatter.formatDate(author)
+							+ "\n\n\tsquash_me\n", message);
+		}
 	}
 }