def test_rmdir_inval(self):
v = hw3.rmdir("/dir1")
self.assertEqual(v, -hw3.ENOTEMPTY)
v = hw3.rmdir("/dir2")
self.assertEqual(v, -hw3.ENOENT)
hw3.unlink("/dir1/file.2")
hw3.unlink("/dir1/file.0")
hw3.unlink("/dir1/file.270")
v = hw3.unlink("/dir1")
self.assertEqual(v, -hw3.EISDIR)
v = hw3.rmdir("/dir1")
self.assertEqual(v, 0)
def test_9_rmdir(self):
print "Test 9a - rmdir:"
v = hw3.rmdir('dir1/dir2')
v, sb = hw3.getattr('dir1/dir2')
self.assertTrue(v == -hw3.ENOENT)
print "Test 9b - cannot rmdir a file:"
v = hw3.rmdir('dir1/file.A')
self.assertTrue(v == -hw3.ENOTDIR)
print "Test 9c - cannot rmdir a non-empty directory:"
v = hw3.rmdir('dir1')
self.assertTrue(v == -hw3.ENOTEMPTY)
v = hw3.unlink('dir1/file.A')
v = hw3.rmdir('dir1')
self.assertTrue(v == 0)
self.fsck()
def test_rmdir_valid(self):
hw3.mkdir("/hello", 0)
v, attr = hw3.getattr("/hello")
self.assertEqual(v, 0)
v = hw3.rmdir("/hello")
self.assertEqual(v, 0)
v, attr = hw3.getattr("/hello")
self.assertEqual(v, -hw3.ENOENT)
v, dirs = hw3.readdir("/hello")
self.assertEqual(v, -hw3.ENOENT)
def test_create_write_concurrent(self):
self.assertEqual(hw3.create("/", 0), -hw3.EEXIST)
big_file = 512 * 1024
self.assertEqual(hw3.mkdir("/dir2", 0), 0)
self.assertEqual(hw3.create("/dir2/.file", 0), 0)
self.assertEqual(hw3.write("/dir2/.file", bytes("Hello, world", 'utf-8'), 0), 12)
self.assertEqual(hw3.create("/dir2/file.2", 0), 0)
self.assertEqual(hw3.write("/dir2/file.2", b'M' * big_file, 0), big_file)
self.assertEqual(hw3.create("/dir2/.file", 0), -hw3.EEXIST)
self.run_fsck()
v, data = hw3.read("/dir2/.file", 1000, 7)
self.assertEqual(v, 5)
self.assertEqual(data.decode('utf-8'), "world")
self.run_fsck()
v, data = hw3.read("/dir2/file.2", big_file, 0)
self.assertEqual(v, big_file)
self.assertEqual(data, b'M' * big_file)
self.run_fsck()
self.assertEqual(hw3.unlink("/dir2/file.2"), 0)
self.run_fsck()
self.assertEqual(hw3.unlink("/dir2/.file"), 0)
self.run_fsck()
v, data = hw3.readdir("/dir2")
self.assertEqual(v, 0)
self.assertEqual(data, [])
self.run_fsck()
self.assertEqual(hw3.rmdir("/dir2"), 0)
def test_complex_rmdir(self):
v, stat = hw3.statfs()
self.assertEqual(v, 0)
free = stat.f_bfree
self.assertTrue(free >= 900)
actions = [
(hw3.mkdir("/test8", 0o777), 0),
(hw3.mkdir("/test8/dir1", 0o777), 0),
(hw3.mkdir("/test8/dir2", 0o777), 0),
(hw3.mkdir("/test8/dir3", 0o777), 0),
(hw3.mkdir("/test8/dir1/a", 0o777), 0),
(hw3.mkdir("/test8/dir1/b", 0o777), 0),
(hw3.create("/test8/dir2/c", 0o777), 0),
(hw3.create("/test8/dir2/d", 0o777), 0),
(hw3.rmdir("/test8/dir2/c"), -20),
(hw3.rmdir("/test8/dir2"), -39),
(hw3.rmdir("/test8/dir1"), -39),
(hw3.unlink("/test8/dir3"), -21),
(hw3.unlink("/test8/dir1/a"), -21),
(hw3.rmdir("/test8/dir3"), 0),
(hw3.rmdir("/test8/dir1/a"), 0),
(hw3.rmdir("/test8/dir1/b"), 0),
(hw3.unlink("/test8/dir2/c/foo"), -20),
(hw3.unlink("/test8/dir1/q/foo"), -2),
(hw3.rmdir("/test8/dir2/c/foo"), -20),
(hw3.rmdir("/test8/dir1/q/foo"), -2),
(hw3.unlink("/test8/dir1/q"), -2),
(hw3.rmdir("/test8/dir1/q"), -2),
(hw3.unlink("/test8/dir2/c"), 0),
(hw3.unlink("/test8/dir2/d"), 0),
(hw3.rmdir("/test8/dir2"), 0),
(hw3.rmdir("/test8/dir1"), 0),
(hw3.rmdir("/test8"), 0)
]
actions = [(i, actions[i][0], actions[i][1]) for i in range(len(actions))]
for i, result, expected in actions:
self.assertEqual(result, expected, str(i) + ": " + hw3.strerr(result))
v, stat = hw3.statfs()
self.assertEqual(v, 0)
self.assertEqual(free, stat.f_bfree)