diff --git a/borg/archiver.py b/borg/archiver.py
index 38d270647..deed03786 100644
--- a/borg/archiver.py
+++ b/borg/archiver.py
@@ -859,7 +859,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
         return args.func(args)
 
 
-def sig_info_handler(signum, stack):
+def sig_info_handler(signum, stack):  # pragma: no cover
     """search the stack for infos about the currently processed file and print them"""
     for frame in inspect.getouterframes(stack):
         func, loc = frame[3], frame[0].f_locals
@@ -882,7 +882,7 @@ def sig_info_handler(signum, stack):
             break
 
 
-def setup_signal_handlers():
+def setup_signal_handlers():  # pragma: no cover
     sigs = []
     if hasattr(signal, 'SIGUSR1'):
         sigs.append(signal.SIGUSR1)  # kill -USR1 pid
@@ -892,7 +892,7 @@ def setup_signal_handlers():
         signal.signal(sig, sig_info_handler)
 
 
-def main():
+def main():  # pragma: no cover
     # Make sure stdout and stderr have errors='replace') to avoid unicode
     # issues when print()-ing unicode file names
     sys.stdout = io.TextIOWrapper(sys.stdout.buffer, sys.stdout.encoding, 'replace', line_buffering=True)
diff --git a/borg/testsuite/archiver.py b/borg/testsuite/archiver.py
index 20e76a7e0..489f3f69f 100644
--- a/borg/testsuite/archiver.py
+++ b/borg/testsuite/archiver.py
@@ -183,7 +183,7 @@ class ArchiverTestCase(ArchiverTestCaseBase):
         self.create_test_files()
         self.cmd('init', self.repository_location)
         self.cmd('create', self.repository_location + '::test', 'input')
-        self.cmd('create', self.repository_location + '::test.2', 'input')
+        self.cmd('create', '--stats', self.repository_location + '::test.2', 'input')
         with changedir('output'):
             self.cmd('extract', self.repository_location + '::test')
         self.assert_equal(len(self.cmd('list', self.repository_location).splitlines()), 2)
@@ -403,7 +403,7 @@ class ArchiverTestCase(ArchiverTestCaseBase):
         self.cmd('extract', '--dry-run', self.repository_location + '::test.2')
         self.cmd('delete', self.repository_location + '::test')
         self.cmd('extract', '--dry-run', self.repository_location + '::test.2')
-        self.cmd('delete', self.repository_location + '::test.2')
+        self.cmd('delete', '--stats', self.repository_location + '::test.2')
         # Make sure all data except the manifest has been deleted
         repository = Repository(self.repository_path)
         self.assert_equal(len(repository), 1)
@@ -470,10 +470,38 @@ class ArchiverTestCase(ArchiverTestCaseBase):
         self.assert_not_in('test1', output)
         self.assert_in('test2', output)
 
+    def test_prune_repository_prefix(self):
+        self.cmd('init', self.repository_location)
+        self.cmd('create', self.repository_location + '::foo-2015-08-12-10:00', src_dir)
+        self.cmd('create', self.repository_location + '::foo-2015-08-12-20:00', src_dir)
+        self.cmd('create', self.repository_location + '::bar-2015-08-12-10:00', src_dir)
+        self.cmd('create', self.repository_location + '::bar-2015-08-12-20:00', src_dir)
+        output = self.cmd('prune', '-v', '--dry-run', self.repository_location, '--keep-daily=2', '--prefix=foo-')
+        self.assert_in('Keeping archive: foo-2015-08-12-20:00', output)
+        self.assert_in('Would prune:     foo-2015-08-12-10:00', output)
+        output = self.cmd('list', self.repository_location)
+        self.assert_in('foo-2015-08-12-10:00', output)
+        self.assert_in('foo-2015-08-12-20:00', output)
+        self.assert_in('bar-2015-08-12-10:00', output)
+        self.assert_in('bar-2015-08-12-20:00', output)
+        self.cmd('prune', self.repository_location, '--keep-daily=2', '--prefix=foo-')
+        output = self.cmd('list', self.repository_location)
+        self.assert_not_in('foo-2015-08-12-10:00', output)
+        self.assert_in('foo-2015-08-12-20:00', output)
+        self.assert_in('bar-2015-08-12-10:00', output)
+        self.assert_in('bar-2015-08-12-20:00', output)
+
     def test_usage(self):
         self.assert_raises(SystemExit, lambda: self.cmd())
         self.assert_raises(SystemExit, lambda: self.cmd('-h'))
 
+    def test_help(self):
+        assert 'Borg' in self.cmd('help')
+        assert 'patterns' in self.cmd('help', 'patterns')
+        assert 'Initialize' in self.cmd('help', 'init')
+        assert 'positional arguments' not in self.cmd('help', 'init', '--epilog-only')
+        assert 'This command initializes' not in self.cmd('help', 'init', '--usage-only')
+
     @unittest.skipUnless(has_llfuse, 'llfuse not installed')
     def test_fuse_mount_repository(self):
         mountpoint = os.path.join(self.tmpdir, 'mountpoint')