IndexModificationTimesTest: Open Git instances in try-with-resource

Change-Id: If52c071b71f5df822b1ac276a6f665515f6c9d00
Signed-off-by: David Pursehouse <david.pursehouse@sonymobile.com>

org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/IndexModificationTimesTest.java

 
 	@Test
 	public void testLastModifiedTimes() throws Exception {
-		Git git = new Git(db);
-		String path = "file";
-		writeTrashFile(path, "content");
-		String path2 = "file2";
-		writeTrashFile(path2, "content2");
+		try (Git git = new Git(db)) {
+			String path = "file";
+			writeTrashFile(path, "content");
+			String path2 = "file2";
+			writeTrashFile(path2, "content2");
 
-		git.add().addFilepattern(path).call();
-		git.add().addFilepattern(path2).call();
-		git.commit().setMessage("commit").call();
+			git.add().addFilepattern(path).call();
+			git.add().addFilepattern(path2).call();
+			git.commit().setMessage("commit").call();
 
-		DirCache dc = db.readDirCache();
-		DirCacheEntry entry = dc.getEntry(path);
-		DirCacheEntry entry2 = dc.getEntry(path);
+			DirCache dc = db.readDirCache();
+			DirCacheEntry entry = dc.getEntry(path);
+			DirCacheEntry entry2 = dc.getEntry(path);
 
-		assertTrue("last modified shall not be zero!",
-				entry.getLastModified() != 0);
+			assertTrue("last modified shall not be zero!",
+					entry.getLastModified() != 0);
 
-		assertTrue("last modified shall not be zero!",
-				entry2.getLastModified() != 0);
+			assertTrue("last modified shall not be zero!",
+					entry2.getLastModified() != 0);
 
-		writeTrashFile(path, "new content");
-		git.add().addFilepattern(path).call();
-		git.commit().setMessage("commit2").call();
+			writeTrashFile(path, "new content");
+			git.add().addFilepattern(path).call();
+			git.commit().setMessage("commit2").call();
 
-		dc = db.readDirCache();
-		entry = dc.getEntry(path);
-		entry2 = dc.getEntry(path);
+			dc = db.readDirCache();
+			entry = dc.getEntry(path);
+			entry2 = dc.getEntry(path);
 
-		assertTrue("last modified shall not be zero!",
-				entry.getLastModified() != 0);
+			assertTrue("last modified shall not be zero!",
+					entry.getLastModified() != 0);
 
-		assertTrue("last modified shall not be zero!",
-				entry2.getLastModified() != 0);
+			assertTrue("last modified shall not be zero!",
+					entry2.getLastModified() != 0);
+		}
 	}
 
 	@Test
 	public void testModify() throws Exception {
-		Git git = new Git(db);
-		String path = "file";
-		writeTrashFile(path, "content");
+		try (Git git = new Git(db)) {
+			String path = "file";
+			writeTrashFile(path, "content");
 
-		git.add().addFilepattern(path).call();
-		git.commit().setMessage("commit").call();
+			git.add().addFilepattern(path).call();
+			git.commit().setMessage("commit").call();
 
-		DirCache dc = db.readDirCache();
-		DirCacheEntry entry = dc.getEntry(path);
+			DirCache dc = db.readDirCache();
+			DirCacheEntry entry = dc.getEntry(path);
 
-		long masterLastMod = entry.getLastModified();
+			long masterLastMod = entry.getLastModified();
 
-		git.checkout().setCreateBranch(true).setName("side").call();
+			git.checkout().setCreateBranch(true).setName("side").call();
 
-		Thread.sleep(10);
-		String path2 = "file2";
-		writeTrashFile(path2, "side content");
-		git.add().addFilepattern(path2).call();
-		git.commit().setMessage("commit").call();
+			Thread.sleep(10);
+			String path2 = "file2";
+			writeTrashFile(path2, "side content");
+			git.add().addFilepattern(path2).call();
+			git.commit().setMessage("commit").call();
 
-		dc = db.readDirCache();
-		entry = dc.getEntry(path);
+			dc = db.readDirCache();
+			entry = dc.getEntry(path);
 
-		long sideLastMode = entry.getLastModified();
+			long sideLastMode = entry.getLastModified();
 
-		Thread.sleep(2000);
+			Thread.sleep(2000);
 
-		writeTrashFile(path, "uncommitted content");
-		git.checkout().setName("master").call();
+			writeTrashFile(path, "uncommitted content");
+			git.checkout().setName("master").call();
 
-		dc = db.readDirCache();
-		entry = dc.getEntry(path);
-
-		assertTrue("shall have equal mod time!", masterLastMod == sideLastMode);
-		assertTrue("shall not equal master timestamp!",
-				entry.getLastModified() == masterLastMod);
+			dc = db.readDirCache();
+			entry = dc.getEntry(path);
 
+			assertTrue("shall have equal mod time!", masterLastMod == sideLastMode);
+			assertTrue("shall not equal master timestamp!",
+					entry.getLastModified() == masterLastMod);
+		}
 	}
 
 }